ci2-android-5-10/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-10/syz-executor1092080084 <...> syzkaller syzkaller login: [ 16.190052][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 16.190070][ T24] audit: type=1400 audit(1787842299.830:59): avc: denied { transition } for pid=217 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 16.202069][ T24] audit: type=1400 audit(1787842299.830:60): avc: denied { noatsecure } for pid=217 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 16.210286][ T24] audit: type=1400 audit(1787842299.840:61): avc: denied { write } for pid=217 comm="sh" path="pipe:[14281]" dev="pipefs" ino=14281 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 16.238676][ T24] audit: type=1400 audit(1787842299.840:62): avc: denied { rlimitinh } for pid=217 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 16.257729][ T24] audit: type=1400 audit(1787842299.840:63): avc: denied { siginh } for pid=217 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.128' (ED25519) to the list of known hosts. execve("ci2-android-5-10/syz-executor1092080084", ["ci2-android-5-10/syz-executor1092080084"], 0x7ffd956a7360 /* 10 vars */) = 0 brk(NULL) = 0x555574184000 brk(0x555574184e00) = 0x555574184e00 arch_prctl(ARCH_SET_FS, 0x555574184480) = 0 set_tid_address(0x555574184750) = 297 set_robust_list(0x555574184760, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-5-10/syz-executor1092080084", 4096) = 45 getrandom("\xaa\xb8\xcb\x3f\xaa\xec\x92\xe6", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555574184e00 brk(0x5555741a5e00) = 0x5555741a5e00 brk(0x5555741a6000) = 0x5555741a6000 mprotect(0x7f8a18605000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 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, "+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) [ 26.536257][ T24] audit: type=1400 audit(1787842310.170:64): avc: denied { execmem } for pid=297 comm="syz-executor109" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 26.556575][ T24] audit: type=1400 audit(1787842310.190:65): avc: denied { mounton } for pid=297 comm="syz-executor109" path="/syzcgroup/unified" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 26.568195][ T297] cgroup: Unknown subsys name 'net' mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = -1 EINVAL (Invalid argument) 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 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) [ 26.581977][ T24] audit: type=1400 audit(1787842310.190:66): avc: denied { mount } for pid=297 comm="syz-executor109" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 26.607391][ T24] audit: type=1400 audit(1787842310.220:67): avc: denied { unmount } for pid=297 comm="syz-executor109" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 26.608835][ T297] cgroup: Unknown subsys name 'devices' mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,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") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) [ 26.721686][ T297] cgroup: Unknown subsys name 'hugetlb' [ 26.727579][ T297] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = 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=0x7f8a1855e2d0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f8a18561ae0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f8a1855e2d0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f8a18561ae0}, NULL, 8) = 0 getrandom("\xc3\x6c\xc2\x55\x36\x0d\xed\x78", 8, GRND_NONBLOCK) = 8 mkdir("./syzkaller.5F6ELu", 0700) = 0 chmod("./syzkaller.5F6ELu", 0777) = 0 chdir("./syzkaller.5F6ELu") = 0 unshare(CLONE_NEWPID) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 298 attached , child_tidptr=0x555574184750) = 298 [pid 297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] set_robust_list(0x555574184760, 24) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] getppid() = 0 [pid 298] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 298] unshare(CLONE_NEWNS) = 0 [pid 298] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 298] unshare(CLONE_NEWCGROUP) = 0 [pid 298] unshare(CLONE_NEWUTS) = 0 [pid 298] unshare(CLONE_SYSVSEM) = 0 [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] getpid() = 1 [pid 298] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 27.216021][ T299] RSP: 002b:00007ffc333e6590 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 27.224435][ T299] RAX: 0000000000000000 RBX: 0000555574184480 RCX: 00007f8a18584f57 [ 27.232439][ T299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 27.240418][ T299] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.248524][ T299] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8a185d9055 [ 27.256495][ T299] R13: 00007ffc333e6610 R14: 00007ffc333e6650 R15: 0000000000000000 [ 27.264493][ T299] [ 27.266835][ T299] Allocated by task 299: [ 27.271105][ T299] __kasan_kmalloc+0xd4/0x100 [ 27.275777][ T299] __kmalloc+0x19f/0x330 [ 27.280018][ T299] l2tp_session_create+0x39/0xb60 [ 27.285061][ T299] pppol2tp_connect+0xbf5/0x1640 [ 27.289994][ T299] __sys_connect+0x3ce/0x450 [ 27.294577][ T299] __x64_sys_connect+0x7a/0x90 [ 27.299338][ T299] do_syscall_64+0x31/0x40 [ 27.303760][ T299] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.309738][ T299] [ 27.312062][ T299] Freed by task 299: [ 27.315950][ T299] kasan_set_track+0x4a/0x70 [ 27.320534][ T299] kasan_set_free_info+0x23/0x40 [ 27.325464][ T299] ____kasan_slab_free+0x125/0x160 [ 27.330587][ T299] __kasan_slab_free+0x11/0x20 [ 27.335349][ T299] slab_free_freelist_hook+0xc5/0x190 [ 27.340729][ T299] kfree+0xc0/0x270 [ 27.344529][ T299] l2tp_session_put+0xb2/0x1a0 [ 27.349284][ T299] l2tp_session_delete+0x3a9/0x4a0 [ 27.354391][ T299] pppol2tp_release+0x169/0x2b0 [ 27.359334][ T299] sock_close+0xb8/0x200 [ 27.363744][ T299] __fput+0x2dc/0x730 [ 27.367723][ T299] ____fput+0x15/0x20 [ 27.371696][ T299] task_work_run+0x127/0x190 [ 27.376370][ T299] ptrace_notify+0x230/0x270 [ 27.380957][ T299] syscall_exit_work+0x6e/0x140 [ 27.385815][ T299] syscall_exit_to_user_mode+0x2f/0x40 [ 27.391275][ T299] do_syscall_64+0x3d/0x40 [ 27.395686][ T299] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.401564][ T299] [ 27.403923][ T299] The buggy address belongs to the object at ffff88810b7d3000 [ 27.403923][ T299] which belongs to the cache kmalloc-512 of size 512 [ 27.418009][ T299] The buggy address is located 336 bytes inside of [ 27.418009][ T299] 512-byte region [ffff88810b7d3000, ffff88810b7d3200) [ 27.431284][ T299] The buggy address belongs to the page: [ 27.436969][ T299] page:ffffea00042df400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10b7d0 [ 27.447207][ T299] head:ffffea00042df400 order:2 compound_mapcount:0 compound_pincount:0 [ 27.455534][ T299] flags: 0x4000000000010200(slab|head) [ 27.461016][ T299] raw: 4000000000010200 ffffea00042c0e00 0000000300000003 ffff888100043080 [ 27.469758][ T299] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 27.478343][ T299] page dumped because: kasan: bad access detected [ 27.484790][ T299] page_owner tracks the page as allocated [ 27.490515][ T299] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 2884032395, free_ts 2878591850 [ 27.509173][ T299] prep_new_page+0x176/0x190 [ 27.513792][ T299] get_page_from_freelist+0x225f/0x23f0 [ 27.519341][ T299] __alloc_pages_nodemask+0x29a/0x640 [ 27.524723][ T299] new_slab+0x84/0x3f0 [ 27.528803][ T299] ___slab_alloc+0x2f8/0x4c0 [ 27.533403][ T299] __slab_alloc+0x63/0xa0 [ 27.537746][ T299] kmem_cache_alloc_trace+0x1a8/0x2e0 [ 27.543130][ T299] usb_serial_register_drivers+0x5e/0x970 [ 27.549781][ T299] usb_serial_module_init+0x23/0x25 [ 27.554985][ T299] do_one_initcall+0x205/0x5e0 [ 27.559824][ T299] do_initcall_level+0x174/0x2dc [ 27.564778][ T299] do_initcalls+0x50/0x92 [ 27.569116][ T299] do_basic_setup+0x88/0x8f [ 27.573634][ T299] kernel_init_freeable+0x28c/0x3c3 [ 27.578840][ T299] kernel_init+0x11/0x1a0 [ 27.583303][ T299] ret_from_fork+0x1f/0x30 [ 27.587714][ T299] page last free stack trace: [ 27.592400][ T299] __free_pages_ok+0x80b/0x830 [ 27.597161][ T299] __free_pages+0xd8/0x390 [ 27.601612][ T299] free_pages+0x82/0x90 [ 27.605802][ T299] __stack_depot_save+0x492/0x4c0 [ 27.610820][ T299] __kasan_kmalloc+0xe6/0x100 [ 27.616287][ T299] __kmalloc+0x19f/0x330 [ 27.620738][ T299] kobject_get_path+0xbf/0x1f0 [ 27.625529][ T299] kobject_uevent_env+0x28a/0x700 [ 27.630577][ T299] kobject_uevent+0x1d/0x30 [ 27.635081][ T299] driver_register+0x3ef/0x440 [ 27.639842][ T299] usb_register_driver+0x1f7/0x3e0 [ 27.644945][ T299] usb_serial_register_drivers+0x201/0x970 [ 27.650744][ T299] usb_serial_generic_register+0x48/0x50 [ 27.656372][ T299] usb_serial_init+0x219/0x396 [ 27.661129][ T299] do_one_initcall+0x205/0x5e0 [ 27.665889][ T299] do_initcall_level+0x174/0x2dc [ 27.670816][ T299] [ 27.673136][ T299] Memory state around the buggy address: [ 27.678768][ T299] ffff88810b7d3000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.686844][ T299] ffff88810b7d3080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.694904][ T299] >ffff88810b7d3100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.702961][ T299] ^ [ 27.709656][ T299] ffff88810b7d3180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.717737][ T299] ffff88810b7d3200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [pid 299] close(3) = 0 [pid 299] close(4) = 0 [pid 299] close(5) = -1 EBADF (Bad file descriptor) [pid 299] close(6) = -1 EBADF (Bad file descriptor) [pid 299] close(7) = -1 EBADF (Bad file descriptor) [pid 299] close(8) = -1 EBADF (Bad file descriptor) [pid 299] close(9) = -1 EBADF (Bad file descriptor) [pid 299] close(10) = -1 EBADF (Bad file descriptor) [pid 299] close(11) = -1 EBADF (Bad file descriptor) [pid 299] close(12) = -1 EBADF (Bad file descriptor) [pid 299] close(13) = -1 EBADF (Bad file descriptor) [pid 299] close(14) = -1 EBADF (Bad file descriptor) [pid 299] close(15) = -1 EBADF (Bad file descriptor) [pid 299] close(16) = -1 EBADF (Bad file descriptor) [pid 299] close(17) = -1 EBADF (Bad file descriptor) [pid 299] close(18) = -1 EBADF (Bad file descriptor) [pid 299] close(19) = -1 EBADF (Bad file descriptor) [pid 299] close(20) = -1 EBADF (Bad file descriptor) [pid 299] close(21) = -1 EBADF (Bad file descriptor) [pid 299] close(22) = -1 EBADF (Bad file descriptor) [pid 299] close(23) = -1 EBADF (Bad file descriptor) [pid 299] close(24) = -1 EBADF (Bad file descriptor) [pid 299] close(25) = -1 EBADF (Bad file descriptor) [pid 299] close(26) = -1 EBADF (Bad file descriptor) [pid 299] close(27) = -1 EBADF (Bad file descriptor) [pid 299] close(28) = -1 EBADF (Bad file descriptor) [pid 299] close(29) = -1 EBADF (Bad file descriptor) [pid 299] exit_group(0) = ? [pid 299] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./0/binderfs") = 0 [pid 298] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./0/cgroup.net") = 0 [pid 298] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./0/cgroup.cpu") = 0 [pid 298] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./0/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./0") = 0 [pid 298] mkdir("./1", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 3 ci2-android-5-10/strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x555574184760, 24) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] chdir("./1") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 300] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 300] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 300] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] write(3, "1000", 4) = 4 [pid 300] close(3) = 0 [pid 300] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 300] write(1, "executing program\n", 18) = 18 [pid 300] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 300] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 300] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 300] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 300] close(3) = 0 [pid 300] close(4) = 0 [pid 300] close(5) = -1 EBADF (Bad file descriptor) [pid 300] close(6) = -1 EBADF (Bad file descriptor) [pid 300] close(7) = -1 EBADF (Bad file descriptor) [pid 300] close(8) = -1 EBADF (Bad file descriptor) [pid 300] close(9) = -1 EBADF (Bad file descriptor) [pid 300] close(10) = -1 EBADF (Bad file descriptor) [pid 300] close(11) = -1 EBADF (Bad file descriptor) [pid 300] close(12) = -1 EBADF (Bad file descriptor) [pid 300] close(13) = -1 EBADF (Bad file descriptor) [pid 300] close(14) = -1 EBADF (Bad file descriptor) [pid 300] close(15) = -1 EBADF (Bad file descriptor) [pid 300] close(16) = -1 EBADF (Bad file descriptor) [pid 300] close(17) = -1 EBADF (Bad file descriptor) [pid 300] close(18) = -1 EBADF (Bad file descriptor) [pid 300] close(19) = -1 EBADF (Bad file descriptor) [pid 300] close(20) = -1 EBADF (Bad file descriptor) [pid 300] close(21) = -1 EBADF (Bad file descriptor) [pid 300] close(22) = -1 EBADF (Bad file descriptor) [pid 300] close(23) = -1 EBADF (Bad file descriptor) [pid 300] close(24) = -1 EBADF (Bad file descriptor) [pid 300] close(25) = -1 EBADF (Bad file descriptor) [pid 300] close(26) = -1 EBADF (Bad file descriptor) [pid 300] close(27) = -1 EBADF (Bad file descriptor) [pid 300] close(28) = -1 EBADF (Bad file descriptor) [pid 300] close(29) = -1 EBADF (Bad file descriptor) [pid 300] exit_group(0) = ? [pid 300] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./1/binderfs") = 0 [pid 298] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./1/cgroup.net") = 0 [pid 298] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./1/cgroup.cpu") = 0 [pid 298] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./1/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./1") = 0 [pid 298] mkdir("./2", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 301 attached , child_tidptr=0x555574184750) = 4 [pid 301] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] chdir("./2") = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 301] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 301] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 [pid 301] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] write(1, "executing program\n", 18) = 18 executing program [pid 301] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [ 27.725823][ T299] ================================================================== [ 27.733881][ T299] Disabling lock debugging due to kernel taint [pid 301] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 301] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 301] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 301] close(3) = 0 [pid 301] close(4) = 0 [pid 301] close(5) = -1 EBADF (Bad file descriptor) [pid 301] close(6) = -1 EBADF (Bad file descriptor) [pid 301] close(7) = -1 EBADF (Bad file descriptor) [pid 301] close(8) = -1 EBADF (Bad file descriptor) [pid 301] close(9) = -1 EBADF (Bad file descriptor) [pid 301] close(10) = -1 EBADF (Bad file descriptor) [pid 301] close(11) = -1 EBADF (Bad file descriptor) [pid 301] close(12) = -1 EBADF (Bad file descriptor) [pid 301] close(13) = -1 EBADF (Bad file descriptor) [pid 301] close(14) = -1 EBADF (Bad file descriptor) [pid 301] close(15) = -1 EBADF (Bad file descriptor) [pid 301] close(16) = -1 EBADF (Bad file descriptor) [pid 301] close(17) = -1 EBADF (Bad file descriptor) [pid 301] close(18) = -1 EBADF (Bad file descriptor) [pid 301] close(19) = -1 EBADF (Bad file descriptor) [pid 301] close(20) = -1 EBADF (Bad file descriptor) [pid 301] close(21) = -1 EBADF (Bad file descriptor) [pid 301] close(22) = -1 EBADF (Bad file descriptor) [pid 301] close(23) = -1 EBADF (Bad file descriptor) [pid 301] close(24) = -1 EBADF (Bad file descriptor) [pid 301] close(25) = -1 EBADF (Bad file descriptor) [pid 301] close(26) = -1 EBADF (Bad file descriptor) [pid 301] close(27) = -1 EBADF (Bad file descriptor) [pid 301] close(28) = -1 EBADF (Bad file descriptor) [pid 301] close(29) = -1 EBADF (Bad file descriptor) [pid 301] exit_group(0) = ? [pid 301] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/binderfs") = 0 [pid 298] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/cgroup.net") = 0 [pid 298] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/cgroup.cpu") = 0 [pid 298] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./2") = 0 [pid 298] mkdir("./3", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x555574184760, 24) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 5 [pid 302] chdir("./3") = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] setpgid(0, 0) = 0 [pid 302] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 302] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] write(1, "executing program\n", 18) = 18 [pid 302] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 302] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 302] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 302] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 302] close(3) = 0 [pid 302] close(4) = 0 [pid 302] close(5) = -1 EBADF (Bad file descriptor) [pid 302] close(6) = -1 EBADF (Bad file descriptor) executing program [pid 302] close(7) = -1 EBADF (Bad file descriptor) [pid 302] close(8) = -1 EBADF (Bad file descriptor) [pid 302] close(9) = -1 EBADF (Bad file descriptor) [pid 302] close(10) = -1 EBADF (Bad file descriptor) [pid 302] close(11) = -1 EBADF (Bad file descriptor) [pid 302] close(12) = -1 EBADF (Bad file descriptor) [pid 302] close(13) = -1 EBADF (Bad file descriptor) [pid 302] close(14) = -1 EBADF (Bad file descriptor) [pid 302] close(15) = -1 EBADF (Bad file descriptor) [pid 302] close(16) = -1 EBADF (Bad file descriptor) [pid 302] close(17) = -1 EBADF (Bad file descriptor) [pid 302] close(18) = -1 EBADF (Bad file descriptor) [pid 302] close(19) = -1 EBADF (Bad file descriptor) [pid 302] close(20) = -1 EBADF (Bad file descriptor) [pid 302] close(21) = -1 EBADF (Bad file descriptor) [pid 302] close(22) = -1 EBADF (Bad file descriptor) [pid 302] close(23) = -1 EBADF (Bad file descriptor) [pid 302] close(24) = -1 EBADF (Bad file descriptor) [pid 302] close(25) = -1 EBADF (Bad file descriptor) [pid 302] close(26) = -1 EBADF (Bad file descriptor) [pid 302] close(27) = -1 EBADF (Bad file descriptor) [pid 302] close(28) = -1 EBADF (Bad file descriptor) [pid 302] close(29) = -1 EBADF (Bad file descriptor) [pid 302] exit_group(0) = ? [pid 302] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./3/binderfs") = 0 [pid 298] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./3/cgroup.net") = 0 [pid 298] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./3/cgroup.cpu") = 0 [pid 298] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./3/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./3") = 0 [pid 298] mkdir("./4", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 303 attached , child_tidptr=0x555574184750) = 6 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 303] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 303] <... set_robust_list resumed>) = 0 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] chdir("./4") = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 303] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 303] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 303] symlink("/dev/binderfs", "./binderfs") = 0 [pid 303] write(1, "executing program\n", 18) = 18 [pid 303] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 303] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 303] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 303] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 303] close(3) = 0 [pid 303] close(4) = 0 [pid 303] close(5) = -1 EBADF (Bad file descriptor) [pid 303] close(6) = -1 EBADF (Bad file descriptor) [pid 303] close(7) = -1 EBADF (Bad file descriptor) [pid 303] close(8) = -1 EBADF (Bad file descriptor) [pid 303] close(9) = -1 EBADF (Bad file descriptor) [pid 303] close(10) = -1 EBADF (Bad file descriptor) executing program [pid 303] close(11) = -1 EBADF (Bad file descriptor) [pid 303] close(12) = -1 EBADF (Bad file descriptor) [pid 303] close(13) = -1 EBADF (Bad file descriptor) [pid 303] close(14) = -1 EBADF (Bad file descriptor) [pid 303] close(15) = -1 EBADF (Bad file descriptor) [pid 303] close(16) = -1 EBADF (Bad file descriptor) [pid 303] close(17) = -1 EBADF (Bad file descriptor) [pid 303] close(18) = -1 EBADF (Bad file descriptor) [pid 303] close(19) = -1 EBADF (Bad file descriptor) [pid 303] close(20) = -1 EBADF (Bad file descriptor) [pid 303] close(21) = -1 EBADF (Bad file descriptor) [pid 303] close(22) = -1 EBADF (Bad file descriptor) [pid 303] close(23) = -1 EBADF (Bad file descriptor) [pid 303] close(24) = -1 EBADF (Bad file descriptor) [pid 303] close(25) = -1 EBADF (Bad file descriptor) [pid 303] close(26) = -1 EBADF (Bad file descriptor) [pid 303] close(27) = -1 EBADF (Bad file descriptor) [pid 303] close(28) = -1 EBADF (Bad file descriptor) [pid 303] close(29) = -1 EBADF (Bad file descriptor) [pid 303] exit_group(0) = ? [pid 303] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/binderfs") = 0 [pid 298] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/cgroup.net") = 0 [pid 298] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/cgroup.cpu") = 0 [pid 298] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./4") = 0 [pid 298] mkdir("./5", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 304 attached [pid 304] set_robust_list(0x555574184760, 24) = 0 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 304] chdir("./5") = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 304] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 7 [pid 304] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3) = 0 [pid 304] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 304] write(1, "executing program\n", 18) = 18 [pid 304] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 304] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 304] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 304] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 304] close(3) = 0 [pid 304] close(4) = 0 [pid 304] close(5) = -1 EBADF (Bad file descriptor) [pid 304] close(6) = -1 EBADF (Bad file descriptor) [pid 304] close(7) = -1 EBADF (Bad file descriptor) [pid 304] close(8) = -1 EBADF (Bad file descriptor) [pid 304] close(9) = -1 EBADF (Bad file descriptor) [pid 304] close(10) = -1 EBADF (Bad file descriptor) [pid 304] close(11) = -1 EBADF (Bad file descriptor) [pid 304] close(12) = -1 EBADF (Bad file descriptor) [pid 304] close(13) = -1 EBADF (Bad file descriptor) [pid 304] close(14) = -1 EBADF (Bad file descriptor) [pid 304] close(15) = -1 EBADF (Bad file descriptor) [pid 304] close(16) = -1 EBADF (Bad file descriptor) [pid 304] close(17) = -1 EBADF (Bad file descriptor) [pid 304] close(18) = -1 EBADF (Bad file descriptor) [pid 304] close(19) = -1 EBADF (Bad file descriptor) [pid 304] close(20) = -1 EBADF (Bad file descriptor) [pid 304] close(21) = -1 EBADF (Bad file descriptor) [pid 304] close(22) = -1 EBADF (Bad file descriptor) [pid 304] close(23) = -1 EBADF (Bad file descriptor) [pid 304] close(24) = -1 EBADF (Bad file descriptor) [pid 304] close(25) = -1 EBADF (Bad file descriptor) [pid 304] close(26) = -1 EBADF (Bad file descriptor) [pid 304] close(27) = -1 EBADF (Bad file descriptor) [pid 304] close(28) = -1 EBADF (Bad file descriptor) [pid 304] close(29) = -1 EBADF (Bad file descriptor) [pid 304] exit_group(0) = ? [pid 304] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./5/binderfs") = 0 [pid 298] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./5/cgroup.net") = 0 [pid 298] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./5/cgroup.cpu") = 0 [pid 298] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./5/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./5") = 0 [pid 298] mkdir("./6", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 305 attached , child_tidptr=0x555574184750) = 8 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 305] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] chdir("./6") = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setpgid(0, 0) = 0 [pid 305] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 305] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 305] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] write(1, "executing program\n", 18) = 18 executing program [pid 305] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 305] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 305] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 305] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 305] close(3) = 0 [pid 305] close(4) = 0 [pid 305] close(5) = -1 EBADF (Bad file descriptor) [pid 305] close(6) = -1 EBADF (Bad file descriptor) [pid 305] close(7) = -1 EBADF (Bad file descriptor) [pid 305] close(8) = -1 EBADF (Bad file descriptor) [pid 305] close(9) = -1 EBADF (Bad file descriptor) [pid 305] close(10) = -1 EBADF (Bad file descriptor) [pid 305] close(11) = -1 EBADF (Bad file descriptor) [pid 305] close(12) = -1 EBADF (Bad file descriptor) [pid 305] close(13) = -1 EBADF (Bad file descriptor) [pid 305] close(14) = -1 EBADF (Bad file descriptor) [pid 305] close(15) = -1 EBADF (Bad file descriptor) [pid 305] close(16) = -1 EBADF (Bad file descriptor) [pid 305] close(17) = -1 EBADF (Bad file descriptor) [pid 305] close(18) = -1 EBADF (Bad file descriptor) [pid 305] close(19) = -1 EBADF (Bad file descriptor) [pid 305] close(20) = -1 EBADF (Bad file descriptor) [pid 305] close(21) = -1 EBADF (Bad file descriptor) [pid 305] close(22) = -1 EBADF (Bad file descriptor) [pid 305] close(23) = -1 EBADF (Bad file descriptor) [pid 305] close(24) = -1 EBADF (Bad file descriptor) [pid 305] close(25) = -1 EBADF (Bad file descriptor) [pid 305] close(26) = -1 EBADF (Bad file descriptor) [pid 305] close(27) = -1 EBADF (Bad file descriptor) [pid 305] close(28) = -1 EBADF (Bad file descriptor) [pid 305] close(29) = -1 EBADF (Bad file descriptor) [pid 305] exit_group(0) = ? [pid 305] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./6/binderfs") = 0 [pid 298] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./6/cgroup.net") = 0 [pid 298] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./6/cgroup.cpu") = 0 [pid 298] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./6/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./6") = 0 [pid 298] mkdir("./7", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 9 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 306] chdir("./7") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setpgid(0, 0) = 0 [pid 306] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 306] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 306] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 [pid 306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] write(1, "executing program\n", 18) = 18 executing program [pid 306] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 306] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 306] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 306] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 306] close(3) = 0 [pid 306] close(4) = 0 [pid 306] close(5) = -1 EBADF (Bad file descriptor) [pid 306] close(6) = -1 EBADF (Bad file descriptor) [pid 306] close(7) = -1 EBADF (Bad file descriptor) [pid 306] close(8) = -1 EBADF (Bad file descriptor) [pid 306] close(9) = -1 EBADF (Bad file descriptor) [pid 306] close(10) = -1 EBADF (Bad file descriptor) [pid 306] close(11) = -1 EBADF (Bad file descriptor) [pid 306] close(12) = -1 EBADF (Bad file descriptor) [pid 306] close(13) = -1 EBADF (Bad file descriptor) [pid 306] close(14) = -1 EBADF (Bad file descriptor) [pid 306] close(15) = -1 EBADF (Bad file descriptor) [pid 306] close(16) = -1 EBADF (Bad file descriptor) [pid 306] close(17) = -1 EBADF (Bad file descriptor) [pid 306] close(18) = -1 EBADF (Bad file descriptor) [pid 306] close(19) = -1 EBADF (Bad file descriptor) [pid 306] close(20) = -1 EBADF (Bad file descriptor) [pid 306] close(21) = -1 EBADF (Bad file descriptor) [pid 306] close(22) = -1 EBADF (Bad file descriptor) [pid 306] close(23) = -1 EBADF (Bad file descriptor) [pid 306] close(24) = -1 EBADF (Bad file descriptor) [pid 306] close(25) = -1 EBADF (Bad file descriptor) [pid 306] close(26) = -1 EBADF (Bad file descriptor) [pid 306] close(27) = -1 EBADF (Bad file descriptor) [pid 306] close(28) = -1 EBADF (Bad file descriptor) [pid 306] close(29) = -1 EBADF (Bad file descriptor) [pid 306] exit_group(0) = ? [pid 306] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./7/binderfs") = 0 [pid 298] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./7/cgroup.net") = 0 [pid 298] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./7/cgroup.cpu") = 0 [pid 298] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./7/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./7") = 0 [pid 298] mkdir("./8", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 10 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 307] chdir("./8" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... chdir resumed>) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 307] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 307] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4) = 4 [pid 307] close(3) = 0 [pid 307] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] write(1, "executing program\n", 18) = 18 executing program [pid 307] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 307] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 307] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 307] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 307] close(3) = 0 [pid 307] close(4) = 0 [pid 307] close(5) = -1 EBADF (Bad file descriptor) [pid 307] close(6) = -1 EBADF (Bad file descriptor) [pid 307] close(7) = -1 EBADF (Bad file descriptor) [pid 307] close(8) = -1 EBADF (Bad file descriptor) [pid 307] close(9) = -1 EBADF (Bad file descriptor) [pid 307] close(10) = -1 EBADF (Bad file descriptor) [pid 307] close(11) = -1 EBADF (Bad file descriptor) [pid 307] close(12) = -1 EBADF (Bad file descriptor) [pid 307] close(13) = -1 EBADF (Bad file descriptor) [pid 307] close(14) = -1 EBADF (Bad file descriptor) [pid 307] close(15) = -1 EBADF (Bad file descriptor) [pid 307] close(16) = -1 EBADF (Bad file descriptor) [pid 307] close(17) = -1 EBADF (Bad file descriptor) [pid 307] close(18) = -1 EBADF (Bad file descriptor) [pid 307] close(19) = -1 EBADF (Bad file descriptor) [pid 307] close(20) = -1 EBADF (Bad file descriptor) [pid 307] close(21) = -1 EBADF (Bad file descriptor) [pid 307] close(22) = -1 EBADF (Bad file descriptor) [pid 307] close(23) = -1 EBADF (Bad file descriptor) [pid 307] close(24) = -1 EBADF (Bad file descriptor) [pid 307] close(25) = -1 EBADF (Bad file descriptor) [pid 307] close(26) = -1 EBADF (Bad file descriptor) [pid 307] close(27) = -1 EBADF (Bad file descriptor) [pid 307] close(28) = -1 EBADF (Bad file descriptor) [pid 307] close(29) = -1 EBADF (Bad file descriptor) [pid 307] exit_group(0) = ? [pid 307] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./8/binderfs") = 0 [pid 298] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./8/cgroup.net") = 0 [pid 298] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./8/cgroup.cpu") = 0 [pid 298] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./8/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./8") = 0 [pid 298] mkdir("./9", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 11 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 308] chdir("./9") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 308] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 308] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 308] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 [pid 308] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] write(1, "executing program\n", 18) = 18 executing program [pid 308] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 308] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 308] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 308] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 308] close(3) = 0 [pid 308] close(4) = 0 [pid 308] close(5) = -1 EBADF (Bad file descriptor) [pid 308] close(6) = -1 EBADF (Bad file descriptor) [pid 308] close(7) = -1 EBADF (Bad file descriptor) [pid 308] close(8) = -1 EBADF (Bad file descriptor) [pid 308] close(9) = -1 EBADF (Bad file descriptor) [pid 308] close(10) = -1 EBADF (Bad file descriptor) [pid 308] close(11) = -1 EBADF (Bad file descriptor) [pid 308] close(12) = -1 EBADF (Bad file descriptor) [pid 308] close(13) = -1 EBADF (Bad file descriptor) [pid 308] close(14) = -1 EBADF (Bad file descriptor) [pid 308] close(15) = -1 EBADF (Bad file descriptor) [pid 308] close(16) = -1 EBADF (Bad file descriptor) [pid 308] close(17) = -1 EBADF (Bad file descriptor) [pid 308] close(18) = -1 EBADF (Bad file descriptor) [pid 308] close(19) = -1 EBADF (Bad file descriptor) [pid 308] close(20) = -1 EBADF (Bad file descriptor) [pid 308] close(21) = -1 EBADF (Bad file descriptor) [pid 308] close(22) = -1 EBADF (Bad file descriptor) [pid 308] close(23) = -1 EBADF (Bad file descriptor) [pid 308] close(24) = -1 EBADF (Bad file descriptor) [pid 308] close(25) = -1 EBADF (Bad file descriptor) [pid 308] close(26) = -1 EBADF (Bad file descriptor) [pid 308] close(27) = -1 EBADF (Bad file descriptor) [pid 308] close(28) = -1 EBADF (Bad file descriptor) [pid 308] close(29) = -1 EBADF (Bad file descriptor) [pid 308] exit_group(0) = ? [pid 308] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/binderfs") = 0 [pid 298] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/cgroup.net") = 0 [pid 298] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/cgroup.cpu") = 0 [pid 298] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./9") = 0 [pid 298] mkdir("./10", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x555574184760, 24) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 12 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] chdir("./10") = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... setpgid resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 309] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 309] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 [pid 309] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] write(1, "executing program\n", 18) = 18 executing program [pid 309] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 309] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 309] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 309] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 309] close(3) = 0 [pid 309] close(4) = 0 [pid 309] close(5) = -1 EBADF (Bad file descriptor) [pid 309] close(6) = -1 EBADF (Bad file descriptor) [pid 309] close(7) = -1 EBADF (Bad file descriptor) [pid 309] close(8) = -1 EBADF (Bad file descriptor) [pid 309] close(9) = -1 EBADF (Bad file descriptor) [pid 309] close(10) = -1 EBADF (Bad file descriptor) [pid 309] close(11) = -1 EBADF (Bad file descriptor) [pid 309] close(12) = -1 EBADF (Bad file descriptor) [pid 309] close(13) = -1 EBADF (Bad file descriptor) [pid 309] close(14) = -1 EBADF (Bad file descriptor) [pid 309] close(15) = -1 EBADF (Bad file descriptor) [pid 309] close(16) = -1 EBADF (Bad file descriptor) [pid 309] close(17) = -1 EBADF (Bad file descriptor) [pid 309] close(18) = -1 EBADF (Bad file descriptor) [pid 309] close(19) = -1 EBADF (Bad file descriptor) [pid 309] close(20) = -1 EBADF (Bad file descriptor) [pid 309] close(21) = -1 EBADF (Bad file descriptor) [pid 309] close(22) = -1 EBADF (Bad file descriptor) [pid 309] close(23) = -1 EBADF (Bad file descriptor) [pid 309] close(24) = -1 EBADF (Bad file descriptor) [pid 309] close(25) = -1 EBADF (Bad file descriptor) [pid 309] close(26) = -1 EBADF (Bad file descriptor) [pid 309] close(27) = -1 EBADF (Bad file descriptor) [pid 309] close(28) = -1 EBADF (Bad file descriptor) [pid 309] close(29) = -1 EBADF (Bad file descriptor) [pid 309] exit_group(0) = ? [pid 309] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./10/binderfs") = 0 [pid 298] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./10/cgroup.net") = 0 [pid 298] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./10/cgroup.cpu") = 0 [pid 298] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./10/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./10") = 0 [pid 298] mkdir("./11", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 13 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 310] chdir("./11") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 310] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 310] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [pid 310] symlink("/dev/binderfs", "./binderfs") = 0 [pid 310] write(1, "executing program\n", 18) = 18 executing program [pid 310] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 310] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 310] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 310] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 310] close(3) = 0 [pid 310] close(4) = 0 [pid 310] close(5) = -1 EBADF (Bad file descriptor) [pid 310] close(6) = -1 EBADF (Bad file descriptor) [pid 310] close(7) = -1 EBADF (Bad file descriptor) [pid 310] close(8) = -1 EBADF (Bad file descriptor) [pid 310] close(9) = -1 EBADF (Bad file descriptor) [pid 310] close(10) = -1 EBADF (Bad file descriptor) [pid 310] close(11) = -1 EBADF (Bad file descriptor) [pid 310] close(12) = -1 EBADF (Bad file descriptor) [pid 310] close(13) = -1 EBADF (Bad file descriptor) [pid 310] close(14) = -1 EBADF (Bad file descriptor) [pid 310] close(15) = -1 EBADF (Bad file descriptor) [pid 310] close(16) = -1 EBADF (Bad file descriptor) [pid 310] close(17) = -1 EBADF (Bad file descriptor) [pid 310] close(18) = -1 EBADF (Bad file descriptor) [pid 310] close(19) = -1 EBADF (Bad file descriptor) [pid 310] close(20) = -1 EBADF (Bad file descriptor) [pid 310] close(21) = -1 EBADF (Bad file descriptor) [pid 310] close(22) = -1 EBADF (Bad file descriptor) [pid 310] close(23) = -1 EBADF (Bad file descriptor) [pid 310] close(24) = -1 EBADF (Bad file descriptor) [pid 310] close(25) = -1 EBADF (Bad file descriptor) [pid 310] close(26) = -1 EBADF (Bad file descriptor) [pid 310] close(27) = -1 EBADF (Bad file descriptor) [pid 310] close(28) = -1 EBADF (Bad file descriptor) [pid 310] close(29) = -1 EBADF (Bad file descriptor) [pid 310] exit_group(0) = ? [pid 310] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./11/binderfs") = 0 [pid 298] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./11/cgroup.net") = 0 [pid 298] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./11/cgroup.cpu") = 0 [pid 298] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./11/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./11") = 0 [pid 298] mkdir("./12", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 14 [pid 311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 311] chdir("./12" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 311] <... chdir resumed>) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 311] <... prctl resumed>) = 0 [pid 311] setpgid(0, 0) = 0 [pid 311] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 311] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 311] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 [pid 311] symlink("/dev/binderfs", "./binderfs") = 0 [pid 311] write(1, "executing program\n", 18) = 18 executing program [pid 311] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 311] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 311] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 311] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 311] close(3) = 0 [pid 311] close(4) = 0 [pid 311] close(5) = -1 EBADF (Bad file descriptor) [pid 311] close(6) = -1 EBADF (Bad file descriptor) [pid 311] close(7) = -1 EBADF (Bad file descriptor) [pid 311] close(8) = -1 EBADF (Bad file descriptor) [pid 311] close(9) = -1 EBADF (Bad file descriptor) [pid 311] close(10) = -1 EBADF (Bad file descriptor) [pid 311] close(11) = -1 EBADF (Bad file descriptor) [pid 311] close(12) = -1 EBADF (Bad file descriptor) [pid 311] close(13) = -1 EBADF (Bad file descriptor) [pid 311] close(14) = -1 EBADF (Bad file descriptor) [pid 311] close(15) = -1 EBADF (Bad file descriptor) [pid 311] close(16) = -1 EBADF (Bad file descriptor) [pid 311] close(17) = -1 EBADF (Bad file descriptor) [pid 311] close(18) = -1 EBADF (Bad file descriptor) [pid 311] close(19) = -1 EBADF (Bad file descriptor) [pid 311] close(20) = -1 EBADF (Bad file descriptor) [pid 311] close(21) = -1 EBADF (Bad file descriptor) [pid 311] close(22) = -1 EBADF (Bad file descriptor) [pid 311] close(23) = -1 EBADF (Bad file descriptor) [pid 311] close(24) = -1 EBADF (Bad file descriptor) [pid 311] close(25) = -1 EBADF (Bad file descriptor) [pid 311] close(26) = -1 EBADF (Bad file descriptor) [pid 311] close(27) = -1 EBADF (Bad file descriptor) [pid 311] close(28) = -1 EBADF (Bad file descriptor) [pid 311] close(29) = -1 EBADF (Bad file descriptor) [pid 311] exit_group(0) = ? [pid 311] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./12/binderfs") = 0 [pid 298] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./12/cgroup.net") = 0 [pid 298] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./12/cgroup.cpu") = 0 [pid 298] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./12/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./12") = 0 [pid 298] mkdir("./13", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x555574184760, 24) = 0 [pid 312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 15 [pid 312] chdir("./13") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 312] setpgid(0, 0) = 0 [pid 312] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 312] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 312] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 312] write(3, "1000", 4) = 4 [pid 312] close(3) = 0 [pid 312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 312] write(1, "executing program\n", 18) = 18 executing program [pid 312] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 312] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 312] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 312] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 312] close(3) = 0 [pid 312] close(4) = 0 [pid 312] close(5) = -1 EBADF (Bad file descriptor) [pid 312] close(6) = -1 EBADF (Bad file descriptor) [pid 312] close(7) = -1 EBADF (Bad file descriptor) [pid 312] close(8) = -1 EBADF (Bad file descriptor) [pid 312] close(9) = -1 EBADF (Bad file descriptor) [pid 312] close(10) = -1 EBADF (Bad file descriptor) [pid 312] close(11) = -1 EBADF (Bad file descriptor) [pid 312] close(12) = -1 EBADF (Bad file descriptor) [pid 312] close(13) = -1 EBADF (Bad file descriptor) [pid 312] close(14) = -1 EBADF (Bad file descriptor) [pid 312] close(15) = -1 EBADF (Bad file descriptor) [pid 312] close(16) = -1 EBADF (Bad file descriptor) [pid 312] close(17) = -1 EBADF (Bad file descriptor) [pid 312] close(18) = -1 EBADF (Bad file descriptor) [pid 312] close(19) = -1 EBADF (Bad file descriptor) [pid 312] close(20) = -1 EBADF (Bad file descriptor) [pid 312] close(21) = -1 EBADF (Bad file descriptor) [pid 312] close(22) = -1 EBADF (Bad file descriptor) [pid 312] close(23) = -1 EBADF (Bad file descriptor) [pid 312] close(24) = -1 EBADF (Bad file descriptor) [pid 312] close(25) = -1 EBADF (Bad file descriptor) [pid 312] close(26) = -1 EBADF (Bad file descriptor) [pid 312] close(27) = -1 EBADF (Bad file descriptor) [pid 312] close(28) = -1 EBADF (Bad file descriptor) [pid 312] close(29) = -1 EBADF (Bad file descriptor) [pid 312] exit_group(0) = ? [pid 312] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/binderfs") = 0 [pid 298] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/cgroup.net") = 0 [pid 298] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/cgroup.cpu") = 0 [pid 298] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./13") = 0 [pid 298] mkdir("./14", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 16 [pid 313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 313] chdir("./14") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 313] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 313] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] symlink("/dev/binderfs", "./binderfs") = 0 [pid 313] write(1, "executing program\n", 18) = 18 executing program [pid 313] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 313] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 313] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 313] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 313] close(3) = 0 [pid 313] close(4) = 0 [pid 313] close(5) = -1 EBADF (Bad file descriptor) [pid 313] close(6) = -1 EBADF (Bad file descriptor) [pid 313] close(7) = -1 EBADF (Bad file descriptor) [pid 313] close(8) = -1 EBADF (Bad file descriptor) [pid 313] close(9) = -1 EBADF (Bad file descriptor) [pid 313] close(10) = -1 EBADF (Bad file descriptor) [pid 313] close(11) = -1 EBADF (Bad file descriptor) [pid 313] close(12) = -1 EBADF (Bad file descriptor) [pid 313] close(13) = -1 EBADF (Bad file descriptor) [pid 313] close(14) = -1 EBADF (Bad file descriptor) [pid 313] close(15) = -1 EBADF (Bad file descriptor) [pid 313] close(16) = -1 EBADF (Bad file descriptor) [pid 313] close(17) = -1 EBADF (Bad file descriptor) [pid 313] close(18) = -1 EBADF (Bad file descriptor) [pid 313] close(19) = -1 EBADF (Bad file descriptor) [pid 313] close(20) = -1 EBADF (Bad file descriptor) [pid 313] close(21) = -1 EBADF (Bad file descriptor) [pid 313] close(22) = -1 EBADF (Bad file descriptor) [pid 313] close(23) = -1 EBADF (Bad file descriptor) [pid 313] close(24) = -1 EBADF (Bad file descriptor) [pid 313] close(25) = -1 EBADF (Bad file descriptor) [pid 313] close(26) = -1 EBADF (Bad file descriptor) [pid 313] close(27) = -1 EBADF (Bad file descriptor) [pid 313] close(28) = -1 EBADF (Bad file descriptor) [pid 313] close(29) = -1 EBADF (Bad file descriptor) [pid 313] exit_group(0) = ? [pid 313] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./14/binderfs") = 0 [pid 298] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./14/cgroup.net") = 0 [pid 298] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./14/cgroup.cpu") = 0 [pid 298] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./14/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./14") = 0 [pid 298] mkdir("./15", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x555574184760, 24) = 0 [pid 314] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 17 [pid 314] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 314] chdir("./15" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 314] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 314] setpgid(0, 0) = 0 [pid 314] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 314] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 314] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 314] write(3, "1000", 4) = 4 [pid 314] close(3) = 0 [pid 314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 314] write(1, "executing program\n", 18) = 18 executing program [pid 314] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 314] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 314] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 314] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 314] close(3) = 0 [pid 314] close(4) = 0 [pid 314] close(5) = -1 EBADF (Bad file descriptor) [pid 314] close(6) = -1 EBADF (Bad file descriptor) [pid 314] close(7) = -1 EBADF (Bad file descriptor) [pid 314] close(8) = -1 EBADF (Bad file descriptor) [pid 314] close(9) = -1 EBADF (Bad file descriptor) [pid 314] close(10) = -1 EBADF (Bad file descriptor) [pid 314] close(11) = -1 EBADF (Bad file descriptor) [pid 314] close(12) = -1 EBADF (Bad file descriptor) [pid 314] close(13) = -1 EBADF (Bad file descriptor) [pid 314] close(14) = -1 EBADF (Bad file descriptor) [pid 314] close(15) = -1 EBADF (Bad file descriptor) [pid 314] close(16) = -1 EBADF (Bad file descriptor) [pid 314] close(17) = -1 EBADF (Bad file descriptor) [pid 314] close(18) = -1 EBADF (Bad file descriptor) [pid 314] close(19) = -1 EBADF (Bad file descriptor) [pid 314] close(20) = -1 EBADF (Bad file descriptor) [pid 314] close(21) = -1 EBADF (Bad file descriptor) [pid 314] close(22) = -1 EBADF (Bad file descriptor) [pid 314] close(23) = -1 EBADF (Bad file descriptor) [pid 314] close(24) = -1 EBADF (Bad file descriptor) [pid 314] close(25) = -1 EBADF (Bad file descriptor) [pid 314] close(26) = -1 EBADF (Bad file descriptor) [pid 314] close(27) = -1 EBADF (Bad file descriptor) [pid 314] close(28) = -1 EBADF (Bad file descriptor) [pid 314] close(29) = -1 EBADF (Bad file descriptor) [pid 314] exit_group(0) = ? [pid 314] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./15/binderfs") = 0 [pid 298] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./15/cgroup.net") = 0 [pid 298] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./15/cgroup.cpu") = 0 [pid 298] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./15/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./15") = 0 [pid 298] mkdir("./16", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 315 attached [pid 315] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 18 [pid 315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 315] chdir("./16") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 315] setpgid(0, 0) = 0 [pid 315] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 315] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 315] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 315] write(3, "1000", 4) = 4 [pid 315] close(3) = 0 [pid 315] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 315] write(1, "executing program\n", 18) = 18 [pid 315] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 315] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 315] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 315] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 315] close(3) = 0 [pid 315] close(4) = 0 [pid 315] close(5) = -1 EBADF (Bad file descriptor) [pid 315] close(6) = -1 EBADF (Bad file descriptor) [pid 315] close(7) = -1 EBADF (Bad file descriptor) [pid 315] close(8) = -1 EBADF (Bad file descriptor) [pid 315] close(9) = -1 EBADF (Bad file descriptor) [pid 315] close(10) = -1 EBADF (Bad file descriptor) [pid 315] close(11) = -1 EBADF (Bad file descriptor) [pid 315] close(12) = -1 EBADF (Bad file descriptor) [pid 315] close(13) = -1 EBADF (Bad file descriptor) [pid 315] close(14) = -1 EBADF (Bad file descriptor) [pid 315] close(15) = -1 EBADF (Bad file descriptor) [pid 315] close(16) = -1 EBADF (Bad file descriptor) [pid 315] close(17) = -1 EBADF (Bad file descriptor) [pid 315] close(18) = -1 EBADF (Bad file descriptor) [pid 315] close(19) = -1 EBADF (Bad file descriptor) [pid 315] close(20) = -1 EBADF (Bad file descriptor) [pid 315] close(21) = -1 EBADF (Bad file descriptor) [pid 315] close(22) = -1 EBADF (Bad file descriptor) [pid 315] close(23) = -1 EBADF (Bad file descriptor) [pid 315] close(24) = -1 EBADF (Bad file descriptor) [pid 315] close(25) = -1 EBADF (Bad file descriptor) [pid 315] close(26) = -1 EBADF (Bad file descriptor) [pid 315] close(27) = -1 EBADF (Bad file descriptor) [pid 315] close(28) = -1 EBADF (Bad file descriptor) [pid 315] close(29) = -1 EBADF (Bad file descriptor) [pid 315] exit_group(0) = ? [pid 315] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./16/binderfs") = 0 [pid 298] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./16/cgroup.net") = 0 [pid 298] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./16/cgroup.cpu") = 0 [pid 298] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./16/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./16") = 0 [pid 298] mkdir("./17", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 19 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 316] chdir("./17") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 316] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 316] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 316] write(1, "executing program\n", 18) = 18 [pid 316] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 316] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 316] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 316] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 316] close(3) = 0 [pid 316] close(4) = 0 [pid 316] close(5) = -1 EBADF (Bad file descriptor) [pid 316] close(6) = -1 EBADF (Bad file descriptor) [pid 316] close(7) = -1 EBADF (Bad file descriptor) [pid 316] close(8) = -1 EBADF (Bad file descriptor) [pid 316] close(9) = -1 EBADF (Bad file descriptor) [pid 316] close(10) = -1 EBADF (Bad file descriptor) [pid 316] close(11) = -1 EBADF (Bad file descriptor) [pid 316] close(12) = -1 EBADF (Bad file descriptor) [pid 316] close(13) = -1 EBADF (Bad file descriptor) [pid 316] close(14) = -1 EBADF (Bad file descriptor) [pid 316] close(15) = -1 EBADF (Bad file descriptor) [pid 316] close(16) = -1 EBADF (Bad file descriptor) [pid 316] close(17) = -1 EBADF (Bad file descriptor) [pid 316] close(18) = -1 EBADF (Bad file descriptor) [pid 316] close(19) = -1 EBADF (Bad file descriptor) [pid 316] close(20) = -1 EBADF (Bad file descriptor) [pid 316] close(21) = -1 EBADF (Bad file descriptor) [pid 316] close(22) = -1 EBADF (Bad file descriptor) [pid 316] close(23) = -1 EBADF (Bad file descriptor) [pid 316] close(24) = -1 EBADF (Bad file descriptor) [pid 316] close(25) = -1 EBADF (Bad file descriptor) [pid 316] close(26) = -1 EBADF (Bad file descriptor) [pid 316] close(27) = -1 EBADF (Bad file descriptor) [pid 316] close(28) = -1 EBADF (Bad file descriptor) [pid 316] close(29) = -1 EBADF (Bad file descriptor) [pid 316] exit_group(0) = ? [pid 316] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./17/binderfs") = 0 [pid 298] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./17/cgroup.net") = 0 [pid 298] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./17/cgroup.cpu") = 0 [pid 298] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./17/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./17") = 0 [pid 298] mkdir("./18", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 20 [pid 317] <... set_robust_list resumed>) = 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 317] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 317] chdir("./18" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 317] <... chdir resumed>) = 0 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 317] setpgid(0, 0) = 0 [pid 317] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 317] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 317] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 317] close(3) = 0 [pid 317] symlink("/dev/binderfs", "./binderfs") = 0 [pid 317] write(1, "executing program\n", 18) = 18 [pid 317] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 317] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 317] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 317] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 317] close(3) = 0 [pid 317] close(4) = 0 [pid 317] close(5) = -1 EBADF (Bad file descriptor) [pid 317] close(6) = -1 EBADF (Bad file descriptor) [pid 317] close(7) = -1 EBADF (Bad file descriptor) [pid 317] close(8) = -1 EBADF (Bad file descriptor) [pid 317] close(9) = -1 EBADF (Bad file descriptor) [pid 317] close(10) = -1 EBADF (Bad file descriptor) [pid 317] close(11) = -1 EBADF (Bad file descriptor) [pid 317] close(12) = -1 EBADF (Bad file descriptor) [pid 317] close(13) = -1 EBADF (Bad file descriptor) [pid 317] close(14) = -1 EBADF (Bad file descriptor) [pid 317] close(15) = -1 EBADF (Bad file descriptor) [pid 317] close(16) = -1 EBADF (Bad file descriptor) [pid 317] close(17) = -1 EBADF (Bad file descriptor) [pid 317] close(18) = -1 EBADF (Bad file descriptor) [pid 317] close(19) = -1 EBADF (Bad file descriptor) [pid 317] close(20) = -1 EBADF (Bad file descriptor) [pid 317] close(21) = -1 EBADF (Bad file descriptor) [pid 317] close(22) = -1 EBADF (Bad file descriptor) [pid 317] close(23) = -1 EBADF (Bad file descriptor) [pid 317] close(24) = -1 EBADF (Bad file descriptor) [pid 317] close(25) = -1 EBADF (Bad file descriptor) [pid 317] close(26) = -1 EBADF (Bad file descriptor) [pid 317] close(27) = -1 EBADF (Bad file descriptor) [pid 317] close(28) = -1 EBADF (Bad file descriptor) [pid 317] close(29) = -1 EBADF (Bad file descriptor) [pid 317] exit_group(0) = ? [pid 317] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./18/binderfs") = 0 [pid 298] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./18/cgroup.net") = 0 [pid 298] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./18/cgroup.cpu") = 0 [pid 298] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./18/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./18") = 0 [pid 298] mkdir("./19", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 21 [pid 318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 318] chdir("./19") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 318] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 318] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4) = 4 [pid 318] close(3) = 0 [pid 318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 318] write(1, "executing program\n", 18) = 18 executing program [pid 318] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 318] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 318] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 318] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 318] close(3) = 0 [pid 318] close(4) = 0 [pid 318] close(5) = -1 EBADF (Bad file descriptor) [pid 318] close(6) = -1 EBADF (Bad file descriptor) [pid 318] close(7) = -1 EBADF (Bad file descriptor) [pid 318] close(8) = -1 EBADF (Bad file descriptor) [pid 318] close(9) = -1 EBADF (Bad file descriptor) [pid 318] close(10) = -1 EBADF (Bad file descriptor) [pid 318] close(11) = -1 EBADF (Bad file descriptor) [pid 318] close(12) = -1 EBADF (Bad file descriptor) [pid 318] close(13) = -1 EBADF (Bad file descriptor) [pid 318] close(14) = -1 EBADF (Bad file descriptor) [pid 318] close(15) = -1 EBADF (Bad file descriptor) [pid 318] close(16) = -1 EBADF (Bad file descriptor) [pid 318] close(17) = -1 EBADF (Bad file descriptor) [pid 318] close(18) = -1 EBADF (Bad file descriptor) [pid 318] close(19) = -1 EBADF (Bad file descriptor) [pid 318] close(20) = -1 EBADF (Bad file descriptor) [pid 318] close(21) = -1 EBADF (Bad file descriptor) [pid 318] close(22) = -1 EBADF (Bad file descriptor) [pid 318] close(23) = -1 EBADF (Bad file descriptor) [pid 318] close(24) = -1 EBADF (Bad file descriptor) [pid 318] close(25) = -1 EBADF (Bad file descriptor) [pid 318] close(26) = -1 EBADF (Bad file descriptor) [pid 318] close(27) = -1 EBADF (Bad file descriptor) [pid 318] close(28) = -1 EBADF (Bad file descriptor) [pid 318] close(29) = -1 EBADF (Bad file descriptor) [pid 318] exit_group(0) = ? [pid 318] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./19/binderfs") = 0 [pid 298] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./19/cgroup.net") = 0 [pid 298] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./19/cgroup.cpu") = 0 [pid 298] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./19/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./19") = 0 [pid 298] mkdir("./20", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 319 attached [pid 319] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 22 [pid 319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 319] chdir("./20") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 319] setpgid(0, 0) = 0 [pid 319] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 319] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 319] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 319] write(3, "1000", 4) = 4 [pid 319] close(3) = 0 [pid 319] symlink("/dev/binderfs", "./binderfs") = 0 [pid 319] write(1, "executing program\n", 18) = 18 executing program [pid 319] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 319] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 319] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 319] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 319] close(3) = 0 [pid 319] close(4) = 0 [pid 319] close(5) = -1 EBADF (Bad file descriptor) [pid 319] close(6) = -1 EBADF (Bad file descriptor) [pid 319] close(7) = -1 EBADF (Bad file descriptor) [pid 319] close(8) = -1 EBADF (Bad file descriptor) [pid 319] close(9) = -1 EBADF (Bad file descriptor) [pid 319] close(10) = -1 EBADF (Bad file descriptor) [pid 319] close(11) = -1 EBADF (Bad file descriptor) [pid 319] close(12) = -1 EBADF (Bad file descriptor) [pid 319] close(13) = -1 EBADF (Bad file descriptor) [pid 319] close(14) = -1 EBADF (Bad file descriptor) [pid 319] close(15) = -1 EBADF (Bad file descriptor) [pid 319] close(16) = -1 EBADF (Bad file descriptor) [pid 319] close(17) = -1 EBADF (Bad file descriptor) [pid 319] close(18) = -1 EBADF (Bad file descriptor) [pid 319] close(19) = -1 EBADF (Bad file descriptor) [pid 319] close(20) = -1 EBADF (Bad file descriptor) [pid 319] close(21) = -1 EBADF (Bad file descriptor) [pid 319] close(22) = -1 EBADF (Bad file descriptor) [pid 319] close(23) = -1 EBADF (Bad file descriptor) [pid 319] close(24) = -1 EBADF (Bad file descriptor) [pid 319] close(25) = -1 EBADF (Bad file descriptor) [pid 319] close(26) = -1 EBADF (Bad file descriptor) [pid 319] close(27) = -1 EBADF (Bad file descriptor) [pid 319] close(28) = -1 EBADF (Bad file descriptor) [pid 319] close(29) = -1 EBADF (Bad file descriptor) [pid 319] exit_group(0) = ? [pid 319] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./20/binderfs") = 0 [pid 298] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./20/cgroup.net") = 0 [pid 298] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./20/cgroup.cpu") = 0 [pid 298] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./20/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./20") = 0 [pid 298] mkdir("./21", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 23 [pid 320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 320] chdir("./21") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 320] setpgid(0, 0) = 0 [pid 320] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 320] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 320] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 320] write(3, "1000", 4) = 4 [pid 320] close(3) = 0 [pid 320] symlink("/dev/binderfs", "./binderfs") = 0 [pid 320] write(1, "executing program\n", 18) = 18 executing program [pid 320] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 320] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 320] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 320] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 320] close(3) = 0 [pid 320] close(4) = 0 [pid 320] close(5) = -1 EBADF (Bad file descriptor) [pid 320] close(6) = -1 EBADF (Bad file descriptor) [pid 320] close(7) = -1 EBADF (Bad file descriptor) [pid 320] close(8) = -1 EBADF (Bad file descriptor) [pid 320] close(9) = -1 EBADF (Bad file descriptor) [pid 320] close(10) = -1 EBADF (Bad file descriptor) [pid 320] close(11) = -1 EBADF (Bad file descriptor) [pid 320] close(12) = -1 EBADF (Bad file descriptor) [pid 320] close(13) = -1 EBADF (Bad file descriptor) [pid 320] close(14) = -1 EBADF (Bad file descriptor) [pid 320] close(15) = -1 EBADF (Bad file descriptor) [pid 320] close(16) = -1 EBADF (Bad file descriptor) [pid 320] close(17) = -1 EBADF (Bad file descriptor) [pid 320] close(18) = -1 EBADF (Bad file descriptor) [pid 320] close(19) = -1 EBADF (Bad file descriptor) [pid 320] close(20) = -1 EBADF (Bad file descriptor) [pid 320] close(21) = -1 EBADF (Bad file descriptor) [pid 320] close(22) = -1 EBADF (Bad file descriptor) [pid 320] close(23) = -1 EBADF (Bad file descriptor) [pid 320] close(24) = -1 EBADF (Bad file descriptor) [pid 320] close(25) = -1 EBADF (Bad file descriptor) [pid 320] close(26) = -1 EBADF (Bad file descriptor) [pid 320] close(27) = -1 EBADF (Bad file descriptor) [pid 320] close(28) = -1 EBADF (Bad file descriptor) [pid 320] close(29) = -1 EBADF (Bad file descriptor) [pid 320] exit_group(0) = ? [pid 320] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/binderfs") = 0 [pid 298] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/cgroup.net") = 0 [pid 298] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/cgroup.cpu") = 0 [pid 298] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./21") = 0 [pid 298] mkdir("./22", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 24 [pid 321] <... set_robust_list resumed>) = 0 [pid 321] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 321] chdir("./22" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 321] <... chdir resumed>) = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 321] setpgid(0, 0) = 0 [pid 321] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 321] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 321] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 321] write(3, "1000", 4) = 4 [pid 321] close(3) = 0 [pid 321] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 321] write(1, "executing program\n", 18) = 18 [pid 321] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 321] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 321] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 321] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 321] close(3) = 0 [pid 321] close(4) = 0 [pid 321] close(5) = -1 EBADF (Bad file descriptor) [pid 321] close(6) = -1 EBADF (Bad file descriptor) [pid 321] close(7) = -1 EBADF (Bad file descriptor) [pid 321] close(8) = -1 EBADF (Bad file descriptor) [pid 321] close(9) = -1 EBADF (Bad file descriptor) [pid 321] close(10) = -1 EBADF (Bad file descriptor) [pid 321] close(11) = -1 EBADF (Bad file descriptor) [pid 321] close(12) = -1 EBADF (Bad file descriptor) [pid 321] close(13) = -1 EBADF (Bad file descriptor) [pid 321] close(14) = -1 EBADF (Bad file descriptor) [pid 321] close(15) = -1 EBADF (Bad file descriptor) [pid 321] close(16) = -1 EBADF (Bad file descriptor) [pid 321] close(17) = -1 EBADF (Bad file descriptor) [pid 321] close(18) = -1 EBADF (Bad file descriptor) [pid 321] close(19) = -1 EBADF (Bad file descriptor) [pid 321] close(20) = -1 EBADF (Bad file descriptor) [pid 321] close(21) = -1 EBADF (Bad file descriptor) [pid 321] close(22) = -1 EBADF (Bad file descriptor) [pid 321] close(23) = -1 EBADF (Bad file descriptor) [pid 321] close(24) = -1 EBADF (Bad file descriptor) [pid 321] close(25) = -1 EBADF (Bad file descriptor) [pid 321] close(26) = -1 EBADF (Bad file descriptor) [pid 321] close(27) = -1 EBADF (Bad file descriptor) [pid 321] close(28) = -1 EBADF (Bad file descriptor) [pid 321] close(29) = -1 EBADF (Bad file descriptor) [pid 321] exit_group(0) = ? [pid 321] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/binderfs") = 0 [pid 298] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/cgroup.net") = 0 [pid 298] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/cgroup.cpu") = 0 [pid 298] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./22") = 0 [pid 298] mkdir("./23", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 322 attached [pid 322] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 25 [pid 322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 322] chdir("./23" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 322] <... chdir resumed>) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] setpgid(0, 0) = 0 [pid 322] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 322] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 322] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 322] write(1, "executing program\n", 18) = 18 executing program [pid 322] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 322] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 322] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 322] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 322] close(3) = 0 [pid 322] close(4) = 0 [pid 322] close(5) = -1 EBADF (Bad file descriptor) [pid 322] close(6) = -1 EBADF (Bad file descriptor) [pid 322] close(7) = -1 EBADF (Bad file descriptor) [pid 322] close(8) = -1 EBADF (Bad file descriptor) [pid 322] close(9) = -1 EBADF (Bad file descriptor) [pid 322] close(10) = -1 EBADF (Bad file descriptor) [pid 322] close(11) = -1 EBADF (Bad file descriptor) [pid 322] close(12) = -1 EBADF (Bad file descriptor) [pid 322] close(13) = -1 EBADF (Bad file descriptor) [pid 322] close(14) = -1 EBADF (Bad file descriptor) [pid 322] close(15) = -1 EBADF (Bad file descriptor) [pid 322] close(16) = -1 EBADF (Bad file descriptor) [pid 322] close(17) = -1 EBADF (Bad file descriptor) [pid 322] close(18) = -1 EBADF (Bad file descriptor) [pid 322] close(19) = -1 EBADF (Bad file descriptor) [pid 322] close(20) = -1 EBADF (Bad file descriptor) [pid 322] close(21) = -1 EBADF (Bad file descriptor) [pid 322] close(22) = -1 EBADF (Bad file descriptor) [pid 322] close(23) = -1 EBADF (Bad file descriptor) [pid 322] close(24) = -1 EBADF (Bad file descriptor) [pid 322] close(25) = -1 EBADF (Bad file descriptor) [pid 322] close(26) = -1 EBADF (Bad file descriptor) [pid 322] close(27) = -1 EBADF (Bad file descriptor) [pid 322] close(28) = -1 EBADF (Bad file descriptor) [pid 322] close(29) = -1 EBADF (Bad file descriptor) [pid 322] exit_group(0) = ? [pid 322] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./23/binderfs") = 0 [pid 298] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./23/cgroup.net") = 0 [pid 298] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./23/cgroup.cpu") = 0 [pid 298] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./23/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./23") = 0 [pid 298] mkdir("./24", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 26 [pid 323] <... set_robust_list resumed>) = 0 [pid 323] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 323] chdir("./24" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 323] <... chdir resumed>) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 323] setpgid(0, 0) = 0 [pid 323] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 323] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 323] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 323] write(3, "1000", 4) = 4 [pid 323] close(3) = 0 [pid 323] symlink("/dev/binderfs", "./binderfs") = 0 [pid 323] write(1, "executing program\n", 18) = 18 executing program [pid 323] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 323] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 323] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 323] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 323] close(3) = 0 [pid 323] close(4) = 0 [pid 323] close(5) = -1 EBADF (Bad file descriptor) [pid 323] close(6) = -1 EBADF (Bad file descriptor) [pid 323] close(7) = -1 EBADF (Bad file descriptor) [pid 323] close(8) = -1 EBADF (Bad file descriptor) [pid 323] close(9) = -1 EBADF (Bad file descriptor) [pid 323] close(10) = -1 EBADF (Bad file descriptor) [pid 323] close(11) = -1 EBADF (Bad file descriptor) [pid 323] close(12) = -1 EBADF (Bad file descriptor) [pid 323] close(13) = -1 EBADF (Bad file descriptor) [pid 323] close(14) = -1 EBADF (Bad file descriptor) [pid 323] close(15) = -1 EBADF (Bad file descriptor) [pid 323] close(16) = -1 EBADF (Bad file descriptor) [pid 323] close(17) = -1 EBADF (Bad file descriptor) [pid 323] close(18) = -1 EBADF (Bad file descriptor) [pid 323] close(19) = -1 EBADF (Bad file descriptor) [pid 323] close(20) = -1 EBADF (Bad file descriptor) [pid 323] close(21) = -1 EBADF (Bad file descriptor) [pid 323] close(22) = -1 EBADF (Bad file descriptor) [pid 323] close(23) = -1 EBADF (Bad file descriptor) [pid 323] close(24) = -1 EBADF (Bad file descriptor) [pid 323] close(25) = -1 EBADF (Bad file descriptor) [pid 323] close(26) = -1 EBADF (Bad file descriptor) [pid 323] close(27) = -1 EBADF (Bad file descriptor) [pid 323] close(28) = -1 EBADF (Bad file descriptor) [pid 323] close(29) = -1 EBADF (Bad file descriptor) [pid 323] exit_group(0) = ? [pid 323] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./24/binderfs") = 0 [pid 298] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./24/cgroup.net") = 0 [pid 298] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./24/cgroup.cpu") = 0 [pid 298] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./24/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./24") = 0 [pid 298] mkdir("./25", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 27 [pid 324] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 324] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 324] chdir("./25" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 324] <... chdir resumed>) = 0 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 324] setpgid(0, 0) = 0 [pid 324] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 324] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 324] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 324] write(3, "1000", 4) = 4 [pid 324] close(3) = 0 [pid 324] symlink("/dev/binderfs", "./binderfs") = 0 [pid 324] write(1, "executing program\n", 18) = 18 [pid 324] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 324] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 324] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 324] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 324] close(3) = 0 [pid 324] close(4) = 0 [pid 324] close(5) = -1 EBADF (Bad file descriptor) [pid 324] close(6) = -1 EBADF (Bad file descriptor) [pid 324] close(7) = -1 EBADF (Bad file descriptor) [pid 324] close(8) = -1 EBADF (Bad file descriptor) [pid 324] close(9) = -1 EBADF (Bad file descriptor) [pid 324] close(10) = -1 EBADF (Bad file descriptor) [pid 324] close(11) = -1 EBADF (Bad file descriptor) [pid 324] close(12) = -1 EBADF (Bad file descriptor) [pid 324] close(13) = -1 EBADF (Bad file descriptor) [pid 324] close(14) = -1 EBADF (Bad file descriptor) [pid 324] close(15) = -1 EBADF (Bad file descriptor) [pid 324] close(16) = -1 EBADF (Bad file descriptor) [pid 324] close(17) = -1 EBADF (Bad file descriptor) [pid 324] close(18) = -1 EBADF (Bad file descriptor) [pid 324] close(19) = -1 EBADF (Bad file descriptor) [pid 324] close(20) = -1 EBADF (Bad file descriptor) [pid 324] close(21) = -1 EBADF (Bad file descriptor) [pid 324] close(22) = -1 EBADF (Bad file descriptor) [pid 324] close(23) = -1 EBADF (Bad file descriptor) [pid 324] close(24) = -1 EBADF (Bad file descriptor) [pid 324] close(25) = -1 EBADF (Bad file descriptor) [pid 324] close(26) = -1 EBADF (Bad file descriptor) [pid 324] close(27) = -1 EBADF (Bad file descriptor) [pid 324] close(28) = -1 EBADF (Bad file descriptor) [pid 324] close(29) = -1 EBADF (Bad file descriptor) [pid 324] exit_group(0) = ? [pid 324] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./25/binderfs") = 0 [pid 298] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./25/cgroup.net") = 0 [pid 298] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./25/cgroup.cpu") = 0 [pid 298] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./25/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./25") = 0 [pid 298] mkdir("./26", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 325 attached [pid 325] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 28 [pid 325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 325] chdir("./26") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 325] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 325] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 325] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 325] write(1, "executing program\n", 18) = 18 [pid 325] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 325] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 325] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 325] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 325] close(3) = 0 [pid 325] close(4) = 0 [pid 325] close(5) = -1 EBADF (Bad file descriptor) [pid 325] close(6) = -1 EBADF (Bad file descriptor) [pid 325] close(7) = -1 EBADF (Bad file descriptor) [pid 325] close(8) = -1 EBADF (Bad file descriptor) [pid 325] close(9) = -1 EBADF (Bad file descriptor) [pid 325] close(10) = -1 EBADF (Bad file descriptor) [pid 325] close(11) = -1 EBADF (Bad file descriptor) [pid 325] close(12) = -1 EBADF (Bad file descriptor) [pid 325] close(13) = -1 EBADF (Bad file descriptor) [pid 325] close(14) = -1 EBADF (Bad file descriptor) [pid 325] close(15) = -1 EBADF (Bad file descriptor) [pid 325] close(16) = -1 EBADF (Bad file descriptor) [pid 325] close(17) = -1 EBADF (Bad file descriptor) [pid 325] close(18) = -1 EBADF (Bad file descriptor) [pid 325] close(19) = -1 EBADF (Bad file descriptor) [pid 325] close(20) = -1 EBADF (Bad file descriptor) [pid 325] close(21) = -1 EBADF (Bad file descriptor) [pid 325] close(22) = -1 EBADF (Bad file descriptor) [pid 325] close(23) = -1 EBADF (Bad file descriptor) [pid 325] close(24) = -1 EBADF (Bad file descriptor) [pid 325] close(25) = -1 EBADF (Bad file descriptor) [pid 325] close(26) = -1 EBADF (Bad file descriptor) [pid 325] close(27) = -1 EBADF (Bad file descriptor) [pid 325] close(28) = -1 EBADF (Bad file descriptor) [pid 325] close(29) = -1 EBADF (Bad file descriptor) [pid 325] exit_group(0) = ? [pid 325] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./26/binderfs") = 0 [pid 298] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./26/cgroup.net") = 0 [pid 298] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./26/cgroup.cpu") = 0 [pid 298] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./26/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./26") = 0 [pid 298] mkdir("./27", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 29 [pid 326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 326] chdir("./27") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 326] setpgid(0, 0) = 0 [pid 326] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 326] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 326] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] write(3, "1000", 4) = 4 [pid 326] close(3) = 0 [pid 326] symlink("/dev/binderfs", "./binderfs") = 0 [pid 326] write(1, "executing program\n", 18) = 18 executing program [pid 326] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 326] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 326] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 326] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 326] close(3) = 0 [pid 326] close(4) = 0 [pid 326] close(5) = -1 EBADF (Bad file descriptor) [pid 326] close(6) = -1 EBADF (Bad file descriptor) [pid 326] close(7) = -1 EBADF (Bad file descriptor) [pid 326] close(8) = -1 EBADF (Bad file descriptor) [pid 326] close(9) = -1 EBADF (Bad file descriptor) [pid 326] close(10) = -1 EBADF (Bad file descriptor) [pid 326] close(11) = -1 EBADF (Bad file descriptor) [pid 326] close(12) = -1 EBADF (Bad file descriptor) [pid 326] close(13) = -1 EBADF (Bad file descriptor) [pid 326] close(14) = -1 EBADF (Bad file descriptor) [pid 326] close(15) = -1 EBADF (Bad file descriptor) [pid 326] close(16) = -1 EBADF (Bad file descriptor) [pid 326] close(17) = -1 EBADF (Bad file descriptor) [pid 326] close(18) = -1 EBADF (Bad file descriptor) [pid 326] close(19) = -1 EBADF (Bad file descriptor) [pid 326] close(20) = -1 EBADF (Bad file descriptor) [pid 326] close(21) = -1 EBADF (Bad file descriptor) [pid 326] close(22) = -1 EBADF (Bad file descriptor) [pid 326] close(23) = -1 EBADF (Bad file descriptor) [pid 326] close(24) = -1 EBADF (Bad file descriptor) [pid 326] close(25) = -1 EBADF (Bad file descriptor) [pid 326] close(26) = -1 EBADF (Bad file descriptor) [pid 326] close(27) = -1 EBADF (Bad file descriptor) [pid 326] close(28) = -1 EBADF (Bad file descriptor) [pid 326] close(29) = -1 EBADF (Bad file descriptor) [pid 326] exit_group(0) = ? [pid 326] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/binderfs") = 0 [pid 298] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/cgroup.net") = 0 [pid 298] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/cgroup.cpu") = 0 [pid 298] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./27") = 0 [pid 298] mkdir("./28", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 30 [pid 327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 327] chdir("./28" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 327] <... chdir resumed>) = 0 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 327] setpgid(0, 0) = 0 [pid 327] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 327] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 327] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 [pid 327] symlink("/dev/binderfs", "./binderfs") = 0 [pid 327] write(1, "executing program\n", 18) = 18 executing program [pid 327] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 327] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 327] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 327] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 327] close(3) = 0 [pid 327] close(4) = 0 [pid 327] close(5) = -1 EBADF (Bad file descriptor) [pid 327] close(6) = -1 EBADF (Bad file descriptor) [pid 327] close(7) = -1 EBADF (Bad file descriptor) [pid 327] close(8) = -1 EBADF (Bad file descriptor) [pid 327] close(9) = -1 EBADF (Bad file descriptor) [pid 327] close(10) = -1 EBADF (Bad file descriptor) [pid 327] close(11) = -1 EBADF (Bad file descriptor) [pid 327] close(12) = -1 EBADF (Bad file descriptor) [pid 327] close(13) = -1 EBADF (Bad file descriptor) [pid 327] close(14) = -1 EBADF (Bad file descriptor) [pid 327] close(15) = -1 EBADF (Bad file descriptor) [pid 327] close(16) = -1 EBADF (Bad file descriptor) [pid 327] close(17) = -1 EBADF (Bad file descriptor) [pid 327] close(18) = -1 EBADF (Bad file descriptor) [pid 327] close(19) = -1 EBADF (Bad file descriptor) [pid 327] close(20) = -1 EBADF (Bad file descriptor) [pid 327] close(21) = -1 EBADF (Bad file descriptor) [pid 327] close(22) = -1 EBADF (Bad file descriptor) [pid 327] close(23) = -1 EBADF (Bad file descriptor) [pid 327] close(24) = -1 EBADF (Bad file descriptor) [pid 327] close(25) = -1 EBADF (Bad file descriptor) [pid 327] close(26) = -1 EBADF (Bad file descriptor) [pid 327] close(27) = -1 EBADF (Bad file descriptor) [pid 327] close(28) = -1 EBADF (Bad file descriptor) [pid 327] close(29) = -1 EBADF (Bad file descriptor) [pid 327] exit_group(0) = ? [pid 327] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./28/binderfs") = 0 [pid 298] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./28/cgroup.net") = 0 [pid 298] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./28/cgroup.cpu") = 0 [pid 298] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./28/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./28") = 0 [pid 298] mkdir("./29", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 328 attached [pid 328] set_robust_list(0x555574184760, 24) = 0 [pid 328] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 31 [pid 328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 328] chdir("./29") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 328] setpgid(0, 0) = 0 [pid 328] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 328] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 328] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 328] write(3, "1000", 4) = 4 [pid 328] close(3) = 0 [pid 328] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 328] write(1, "executing program\n", 18) = 18 [pid 328] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 328] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 328] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 328] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 328] close(3) = 0 [pid 328] close(4) = 0 [pid 328] close(5) = -1 EBADF (Bad file descriptor) [pid 328] close(6) = -1 EBADF (Bad file descriptor) [pid 328] close(7) = -1 EBADF (Bad file descriptor) [pid 328] close(8) = -1 EBADF (Bad file descriptor) [pid 328] close(9) = -1 EBADF (Bad file descriptor) [pid 328] close(10) = -1 EBADF (Bad file descriptor) [pid 328] close(11) = -1 EBADF (Bad file descriptor) [pid 328] close(12) = -1 EBADF (Bad file descriptor) [pid 328] close(13) = -1 EBADF (Bad file descriptor) [pid 328] close(14) = -1 EBADF (Bad file descriptor) [pid 328] close(15) = -1 EBADF (Bad file descriptor) [pid 328] close(16) = -1 EBADF (Bad file descriptor) [pid 328] close(17) = -1 EBADF (Bad file descriptor) [pid 328] close(18) = -1 EBADF (Bad file descriptor) [pid 328] close(19) = -1 EBADF (Bad file descriptor) [pid 328] close(20) = -1 EBADF (Bad file descriptor) [pid 328] close(21) = -1 EBADF (Bad file descriptor) [pid 328] close(22) = -1 EBADF (Bad file descriptor) [pid 328] close(23) = -1 EBADF (Bad file descriptor) [pid 328] close(24) = -1 EBADF (Bad file descriptor) [pid 328] close(25) = -1 EBADF (Bad file descriptor) [pid 328] close(26) = -1 EBADF (Bad file descriptor) [pid 328] close(27) = -1 EBADF (Bad file descriptor) [pid 328] close(28) = -1 EBADF (Bad file descriptor) [pid 328] close(29) = -1 EBADF (Bad file descriptor) [pid 328] exit_group(0) = ? [pid 328] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./29/binderfs") = 0 [pid 298] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./29/cgroup.net") = 0 [pid 298] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./29/cgroup.cpu") = 0 [pid 298] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./29/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./29") = 0 [pid 298] mkdir("./30", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 32 [pid 329] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 329] chdir("./30" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 329] <... chdir resumed>) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0) = 0 [pid 329] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 329] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 329] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3) = 0 [pid 329] symlink("/dev/binderfs", "./binderfs") = 0 [pid 329] write(1, "executing program\n", 18) = 18 executing program [pid 329] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 329] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 329] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 329] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 329] close(3) = 0 [pid 329] close(4) = 0 [pid 329] close(5) = -1 EBADF (Bad file descriptor) [pid 329] close(6) = -1 EBADF (Bad file descriptor) [pid 329] close(7) = -1 EBADF (Bad file descriptor) [pid 329] close(8) = -1 EBADF (Bad file descriptor) [pid 329] close(9) = -1 EBADF (Bad file descriptor) [pid 329] close(10) = -1 EBADF (Bad file descriptor) [pid 329] close(11) = -1 EBADF (Bad file descriptor) [pid 329] close(12) = -1 EBADF (Bad file descriptor) [pid 329] close(13) = -1 EBADF (Bad file descriptor) [pid 329] close(14) = -1 EBADF (Bad file descriptor) [pid 329] close(15) = -1 EBADF (Bad file descriptor) [pid 329] close(16) = -1 EBADF (Bad file descriptor) [pid 329] close(17) = -1 EBADF (Bad file descriptor) [pid 329] close(18) = -1 EBADF (Bad file descriptor) [pid 329] close(19) = -1 EBADF (Bad file descriptor) [pid 329] close(20) = -1 EBADF (Bad file descriptor) [pid 329] close(21) = -1 EBADF (Bad file descriptor) [pid 329] close(22) = -1 EBADF (Bad file descriptor) [pid 329] close(23) = -1 EBADF (Bad file descriptor) [pid 329] close(24) = -1 EBADF (Bad file descriptor) [pid 329] close(25) = -1 EBADF (Bad file descriptor) [pid 329] close(26) = -1 EBADF (Bad file descriptor) [pid 329] close(27) = -1 EBADF (Bad file descriptor) [pid 329] close(28) = -1 EBADF (Bad file descriptor) [pid 329] close(29) = -1 EBADF (Bad file descriptor) [pid 329] exit_group(0) = ? [pid 329] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./30/binderfs") = 0 [pid 298] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./30/cgroup.net") = 0 [pid 298] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./30/cgroup.cpu") = 0 [pid 298] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./30/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./30") = 0 [pid 298] mkdir("./31", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x555574184760, 24) = 0 [pid 330] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 33 [pid 330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 330] chdir("./31" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 330] <... chdir resumed>) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 330] <... prctl resumed>) = 0 [pid 330] setpgid(0, 0) = 0 [pid 330] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 330] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 330] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 330] write(3, "1000", 4) = 4 [pid 330] close(3) = 0 [pid 330] symlink("/dev/binderfs", "./binderfs") = 0 [pid 330] write(1, "executing program\n", 18) = 18 executing program [pid 330] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 330] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 330] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 330] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 330] close(3) = 0 [pid 330] close(4) = 0 [pid 330] close(5) = -1 EBADF (Bad file descriptor) [pid 330] close(6) = -1 EBADF (Bad file descriptor) [pid 330] close(7) = -1 EBADF (Bad file descriptor) [pid 330] close(8) = -1 EBADF (Bad file descriptor) [pid 330] close(9) = -1 EBADF (Bad file descriptor) [pid 330] close(10) = -1 EBADF (Bad file descriptor) [pid 330] close(11) = -1 EBADF (Bad file descriptor) [pid 330] close(12) = -1 EBADF (Bad file descriptor) [pid 330] close(13) = -1 EBADF (Bad file descriptor) [pid 330] close(14) = -1 EBADF (Bad file descriptor) [pid 330] close(15) = -1 EBADF (Bad file descriptor) [pid 330] close(16) = -1 EBADF (Bad file descriptor) [pid 330] close(17) = -1 EBADF (Bad file descriptor) [pid 330] close(18) = -1 EBADF (Bad file descriptor) [pid 330] close(19) = -1 EBADF (Bad file descriptor) [pid 330] close(20) = -1 EBADF (Bad file descriptor) [pid 330] close(21) = -1 EBADF (Bad file descriptor) [pid 330] close(22) = -1 EBADF (Bad file descriptor) [pid 330] close(23) = -1 EBADF (Bad file descriptor) [pid 330] close(24) = -1 EBADF (Bad file descriptor) [pid 330] close(25) = -1 EBADF (Bad file descriptor) [pid 330] close(26) = -1 EBADF (Bad file descriptor) [pid 330] close(27) = -1 EBADF (Bad file descriptor) [pid 330] close(28) = -1 EBADF (Bad file descriptor) [pid 330] close(29) = -1 EBADF (Bad file descriptor) [pid 330] exit_group(0) = ? [pid 330] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./31/binderfs") = 0 [pid 298] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./31/cgroup.net") = 0 [pid 298] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./31/cgroup.cpu") = 0 [pid 298] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./31/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./31") = 0 [pid 298] mkdir("./32", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 34 [pid 331] <... set_robust_list resumed>) = 0 [pid 331] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 331] chdir("./32" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 331] <... chdir resumed>) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 331] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 331] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 331] close(3) = 0 [pid 331] symlink("/dev/binderfs", "./binderfs") = 0 [pid 331] write(1, "executing program\n", 18) = 18 executing program [pid 331] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 331] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 331] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 331] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 331] close(3) = 0 [pid 331] close(4) = 0 [pid 331] close(5) = -1 EBADF (Bad file descriptor) [pid 331] close(6) = -1 EBADF (Bad file descriptor) [pid 331] close(7) = -1 EBADF (Bad file descriptor) [pid 331] close(8) = -1 EBADF (Bad file descriptor) [pid 331] close(9) = -1 EBADF (Bad file descriptor) [pid 331] close(10) = -1 EBADF (Bad file descriptor) [pid 331] close(11) = -1 EBADF (Bad file descriptor) [pid 331] close(12) = -1 EBADF (Bad file descriptor) [pid 331] close(13) = -1 EBADF (Bad file descriptor) [pid 331] close(14) = -1 EBADF (Bad file descriptor) [pid 331] close(15) = -1 EBADF (Bad file descriptor) [pid 331] close(16) = -1 EBADF (Bad file descriptor) [pid 331] close(17) = -1 EBADF (Bad file descriptor) [pid 331] close(18) = -1 EBADF (Bad file descriptor) [pid 331] close(19) = -1 EBADF (Bad file descriptor) [pid 331] close(20) = -1 EBADF (Bad file descriptor) [pid 331] close(21) = -1 EBADF (Bad file descriptor) [pid 331] close(22) = -1 EBADF (Bad file descriptor) [pid 331] close(23) = -1 EBADF (Bad file descriptor) [pid 331] close(24) = -1 EBADF (Bad file descriptor) [pid 331] close(25) = -1 EBADF (Bad file descriptor) [pid 331] close(26) = -1 EBADF (Bad file descriptor) [pid 331] close(27) = -1 EBADF (Bad file descriptor) [pid 331] close(28) = -1 EBADF (Bad file descriptor) [pid 331] close(29) = -1 EBADF (Bad file descriptor) [pid 331] exit_group(0) = ? [pid 331] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./32/binderfs") = 0 [pid 298] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./32/cgroup.net") = 0 [pid 298] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./32/cgroup.cpu") = 0 [pid 298] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./32/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./32") = 0 [pid 298] mkdir("./33", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 35 [pid 332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 332] chdir("./33" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 332] <... chdir resumed>) = 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] setpgid(0, 0) = 0 [pid 332] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 332] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 332] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 332] write(3, "1000", 4) = 4 [pid 332] close(3) = 0 [pid 332] symlink("/dev/binderfs", "./binderfs") = 0 [pid 332] write(1, "executing program\n", 18) = 18 executing program [pid 332] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 332] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 332] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 332] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 332] close(3) = 0 [pid 332] close(4) = 0 [pid 332] close(5) = -1 EBADF (Bad file descriptor) [pid 332] close(6) = -1 EBADF (Bad file descriptor) [pid 332] close(7) = -1 EBADF (Bad file descriptor) [pid 332] close(8) = -1 EBADF (Bad file descriptor) [pid 332] close(9) = -1 EBADF (Bad file descriptor) [pid 332] close(10) = -1 EBADF (Bad file descriptor) [pid 332] close(11) = -1 EBADF (Bad file descriptor) [pid 332] close(12) = -1 EBADF (Bad file descriptor) [pid 332] close(13) = -1 EBADF (Bad file descriptor) [pid 332] close(14) = -1 EBADF (Bad file descriptor) [pid 332] close(15) = -1 EBADF (Bad file descriptor) [pid 332] close(16) = -1 EBADF (Bad file descriptor) [pid 332] close(17) = -1 EBADF (Bad file descriptor) [pid 332] close(18) = -1 EBADF (Bad file descriptor) [pid 332] close(19) = -1 EBADF (Bad file descriptor) [pid 332] close(20) = -1 EBADF (Bad file descriptor) [pid 332] close(21) = -1 EBADF (Bad file descriptor) [pid 332] close(22) = -1 EBADF (Bad file descriptor) [pid 332] close(23) = -1 EBADF (Bad file descriptor) [pid 332] close(24) = -1 EBADF (Bad file descriptor) [pid 332] close(25) = -1 EBADF (Bad file descriptor) [pid 332] close(26) = -1 EBADF (Bad file descriptor) [pid 332] close(27) = -1 EBADF (Bad file descriptor) [pid 332] close(28) = -1 EBADF (Bad file descriptor) [pid 332] close(29) = -1 EBADF (Bad file descriptor) [pid 332] exit_group(0) = ? [pid 332] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/binderfs") = 0 [pid 298] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/cgroup.net") = 0 [pid 298] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/cgroup.cpu") = 0 [pid 298] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./33") = 0 [pid 298] mkdir("./34", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 36 [pid 333] <... set_robust_list resumed>) = 0 [pid 333] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 333] chdir("./34" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 333] <... chdir resumed>) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 333] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 333] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 [pid 333] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 333] write(1, "executing program\n", 18) = 18 [pid 333] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 333] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 333] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 333] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 333] close(3) = 0 [pid 333] close(4) = 0 [pid 333] close(5) = -1 EBADF (Bad file descriptor) [pid 333] close(6) = -1 EBADF (Bad file descriptor) [pid 333] close(7) = -1 EBADF (Bad file descriptor) [pid 333] close(8) = -1 EBADF (Bad file descriptor) [pid 333] close(9) = -1 EBADF (Bad file descriptor) [pid 333] close(10) = -1 EBADF (Bad file descriptor) [pid 333] close(11) = -1 EBADF (Bad file descriptor) [pid 333] close(12) = -1 EBADF (Bad file descriptor) [pid 333] close(13) = -1 EBADF (Bad file descriptor) [pid 333] close(14) = -1 EBADF (Bad file descriptor) [pid 333] close(15) = -1 EBADF (Bad file descriptor) [pid 333] close(16) = -1 EBADF (Bad file descriptor) [pid 333] close(17) = -1 EBADF (Bad file descriptor) [pid 333] close(18) = -1 EBADF (Bad file descriptor) [pid 333] close(19) = -1 EBADF (Bad file descriptor) [pid 333] close(20) = -1 EBADF (Bad file descriptor) [pid 333] close(21) = -1 EBADF (Bad file descriptor) [pid 333] close(22) = -1 EBADF (Bad file descriptor) [pid 333] close(23) = -1 EBADF (Bad file descriptor) [pid 333] close(24) = -1 EBADF (Bad file descriptor) [pid 333] close(25) = -1 EBADF (Bad file descriptor) [pid 333] close(26) = -1 EBADF (Bad file descriptor) [pid 333] close(27) = -1 EBADF (Bad file descriptor) [pid 333] close(28) = -1 EBADF (Bad file descriptor) [pid 333] close(29) = -1 EBADF (Bad file descriptor) [pid 333] exit_group(0) = ? [pid 333] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./34/binderfs") = 0 [pid 298] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./34/cgroup.net") = 0 [pid 298] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./34/cgroup.cpu") = 0 [pid 298] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./34/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./34") = 0 [pid 298] mkdir("./35", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 37 [pid 334] <... set_robust_list resumed>) = 0 [pid 334] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 334] chdir("./35") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 334] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 334] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 334] write(1, "executing program\n", 18) = 18 executing program [pid 334] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 334] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 334] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 334] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 334] close(3) = 0 [pid 334] close(4) = 0 [pid 334] close(5) = -1 EBADF (Bad file descriptor) [pid 334] close(6) = -1 EBADF (Bad file descriptor) [pid 334] close(7) = -1 EBADF (Bad file descriptor) [pid 334] close(8) = -1 EBADF (Bad file descriptor) [pid 334] close(9) = -1 EBADF (Bad file descriptor) [pid 334] close(10) = -1 EBADF (Bad file descriptor) [pid 334] close(11) = -1 EBADF (Bad file descriptor) [pid 334] close(12) = -1 EBADF (Bad file descriptor) [pid 334] close(13) = -1 EBADF (Bad file descriptor) [pid 334] close(14) = -1 EBADF (Bad file descriptor) [pid 334] close(15) = -1 EBADF (Bad file descriptor) [pid 334] close(16) = -1 EBADF (Bad file descriptor) [pid 334] close(17) = -1 EBADF (Bad file descriptor) [pid 334] close(18) = -1 EBADF (Bad file descriptor) [pid 334] close(19) = -1 EBADF (Bad file descriptor) [pid 334] close(20) = -1 EBADF (Bad file descriptor) [pid 334] close(21) = -1 EBADF (Bad file descriptor) [pid 334] close(22) = -1 EBADF (Bad file descriptor) [pid 334] close(23) = -1 EBADF (Bad file descriptor) [pid 334] close(24) = -1 EBADF (Bad file descriptor) [pid 334] close(25) = -1 EBADF (Bad file descriptor) [pid 334] close(26) = -1 EBADF (Bad file descriptor) [pid 334] close(27) = -1 EBADF (Bad file descriptor) [pid 334] close(28) = -1 EBADF (Bad file descriptor) [pid 334] close(29) = -1 EBADF (Bad file descriptor) [pid 334] exit_group(0) = ? [pid 334] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./35/binderfs") = 0 [pid 298] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./35/cgroup.net") = 0 [pid 298] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./35/cgroup.cpu") = 0 [pid 298] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./35/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./35") = 0 [pid 298] mkdir("./36", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 38 ci2-android-5-10/strace-static-x86_64: Process 335 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 335] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 335] <... set_robust_list resumed>) = 0 [pid 335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 335] chdir("./36") = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 335] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 335] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 335] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3) = 0 [pid 335] symlink("/dev/binderfs", "./binderfs") = 0 [pid 335] write(1, "executing program\n", 18) = 18 executing program [pid 335] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 335] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 335] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 335] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 335] close(3) = 0 [pid 335] close(4) = 0 [pid 335] close(5) = -1 EBADF (Bad file descriptor) [pid 335] close(6) = -1 EBADF (Bad file descriptor) [pid 335] close(7) = -1 EBADF (Bad file descriptor) [pid 335] close(8) = -1 EBADF (Bad file descriptor) [pid 335] close(9) = -1 EBADF (Bad file descriptor) [pid 335] close(10) = -1 EBADF (Bad file descriptor) [pid 335] close(11) = -1 EBADF (Bad file descriptor) [pid 335] close(12) = -1 EBADF (Bad file descriptor) [pid 335] close(13) = -1 EBADF (Bad file descriptor) [pid 335] close(14) = -1 EBADF (Bad file descriptor) [pid 335] close(15) = -1 EBADF (Bad file descriptor) [pid 335] close(16) = -1 EBADF (Bad file descriptor) [pid 335] close(17) = -1 EBADF (Bad file descriptor) [pid 335] close(18) = -1 EBADF (Bad file descriptor) [pid 335] close(19) = -1 EBADF (Bad file descriptor) [pid 335] close(20) = -1 EBADF (Bad file descriptor) [pid 335] close(21) = -1 EBADF (Bad file descriptor) [pid 335] close(22) = -1 EBADF (Bad file descriptor) [pid 335] close(23) = -1 EBADF (Bad file descriptor) [pid 335] close(24) = -1 EBADF (Bad file descriptor) [pid 335] close(25) = -1 EBADF (Bad file descriptor) [pid 335] close(26) = -1 EBADF (Bad file descriptor) [pid 335] close(27) = -1 EBADF (Bad file descriptor) [pid 335] close(28) = -1 EBADF (Bad file descriptor) [pid 335] close(29) = -1 EBADF (Bad file descriptor) [pid 335] exit_group(0) = ? [pid 335] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./36/binderfs") = 0 [pid 298] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./36/cgroup.net") = 0 [pid 298] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./36/cgroup.cpu") = 0 [pid 298] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./36/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./36") = 0 [pid 298] mkdir("./37", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 39 [pid 336] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 336] chdir("./37" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 336] <... chdir resumed>) = 0 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 336] setpgid(0, 0) = 0 [pid 336] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 336] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 336] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 336] write(3, "1000", 4) = 4 [pid 336] close(3) = 0 [pid 336] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 336] write(1, "executing program\n", 18) = 18 [pid 336] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 336] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 336] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 336] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 336] close(3) = 0 [pid 336] close(4) = 0 [pid 336] close(5) = -1 EBADF (Bad file descriptor) [pid 336] close(6) = -1 EBADF (Bad file descriptor) [pid 336] close(7) = -1 EBADF (Bad file descriptor) [pid 336] close(8) = -1 EBADF (Bad file descriptor) [pid 336] close(9) = -1 EBADF (Bad file descriptor) [pid 336] close(10) = -1 EBADF (Bad file descriptor) [pid 336] close(11) = -1 EBADF (Bad file descriptor) [pid 336] close(12) = -1 EBADF (Bad file descriptor) [pid 336] close(13) = -1 EBADF (Bad file descriptor) [pid 336] close(14) = -1 EBADF (Bad file descriptor) [pid 336] close(15) = -1 EBADF (Bad file descriptor) [pid 336] close(16) = -1 EBADF (Bad file descriptor) [pid 336] close(17) = -1 EBADF (Bad file descriptor) [pid 336] close(18) = -1 EBADF (Bad file descriptor) [pid 336] close(19) = -1 EBADF (Bad file descriptor) [pid 336] close(20) = -1 EBADF (Bad file descriptor) [pid 336] close(21) = -1 EBADF (Bad file descriptor) [pid 336] close(22) = -1 EBADF (Bad file descriptor) [pid 336] close(23) = -1 EBADF (Bad file descriptor) [pid 336] close(24) = -1 EBADF (Bad file descriptor) [pid 336] close(25) = -1 EBADF (Bad file descriptor) [pid 336] close(26) = -1 EBADF (Bad file descriptor) [pid 336] close(27) = -1 EBADF (Bad file descriptor) [pid 336] close(28) = -1 EBADF (Bad file descriptor) [pid 336] close(29) = -1 EBADF (Bad file descriptor) [pid 336] exit_group(0) = ? [pid 336] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./37/binderfs") = 0 [pid 298] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./37/cgroup.net") = 0 [pid 298] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./37/cgroup.cpu") = 0 [pid 298] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./37/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./37") = 0 [pid 298] mkdir("./38", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 337 attached [pid 337] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 40 [pid 337] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 337] chdir("./38") = 0 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 337] setpgid(0, 0) = 0 [pid 337] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 337] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 337] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 337] write(3, "1000", 4) = 4 [pid 337] close(3) = 0 [pid 337] symlink("/dev/binderfs", "./binderfs") = 0 [pid 337] write(1, "executing program\n", 18) = 18 [pid 337] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 337] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 337] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 337] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 337] close(3) = 0 [pid 337] close(4) = 0 [pid 337] close(5) = -1 EBADF (Bad file descriptor) [pid 337] close(6) = -1 EBADF (Bad file descriptor) [pid 337] close(7) = -1 EBADF (Bad file descriptor) [pid 337] close(8) = -1 EBADF (Bad file descriptor) [pid 337] close(9) = -1 EBADF (Bad file descriptor) [pid 337] close(10) = -1 EBADF (Bad file descriptor) [pid 337] close(11) = -1 EBADF (Bad file descriptor) [pid 337] close(12) = -1 EBADF (Bad file descriptor) [pid 337] close(13) = -1 EBADF (Bad file descriptor) [pid 337] close(14) = -1 EBADF (Bad file descriptor) [pid 337] close(15) = -1 EBADF (Bad file descriptor) [pid 337] close(16) = -1 EBADF (Bad file descriptor) [pid 337] close(17) = -1 EBADF (Bad file descriptor) [pid 337] close(18) = -1 EBADF (Bad file descriptor) [pid 337] close(19) = -1 EBADF (Bad file descriptor) [pid 337] close(20) = -1 EBADF (Bad file descriptor) [pid 337] close(21) = -1 EBADF (Bad file descriptor) [pid 337] close(22) = -1 EBADF (Bad file descriptor) [pid 337] close(23) = -1 EBADF (Bad file descriptor) [pid 337] close(24) = -1 EBADF (Bad file descriptor) [pid 337] close(25) = -1 EBADF (Bad file descriptor) [pid 337] close(26) = -1 EBADF (Bad file descriptor) [pid 337] close(27) = -1 EBADF (Bad file descriptor) [pid 337] close(28) = -1 EBADF (Bad file descriptor) [pid 337] close(29) = -1 EBADF (Bad file descriptor) [pid 337] exit_group(0) = ? [pid 337] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./38/binderfs") = 0 [pid 298] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./38/cgroup.net") = 0 [pid 298] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./38/cgroup.cpu") = 0 [pid 298] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./38/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./38") = 0 [pid 298] mkdir("./39", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 41 [pid 338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 338] chdir("./39") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 338] setpgid(0, 0) = 0 [pid 338] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 338] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 338] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 338] write(3, "1000", 4) = 4 [pid 338] close(3) = 0 [pid 338] symlink("/dev/binderfs", "./binderfs") = 0 [pid 338] write(1, "executing program\n", 18) = 18 executing program [pid 338] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 338] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 338] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 338] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 338] close(3) = 0 [pid 338] close(4) = 0 [pid 338] close(5) = -1 EBADF (Bad file descriptor) [pid 338] close(6) = -1 EBADF (Bad file descriptor) [pid 338] close(7) = -1 EBADF (Bad file descriptor) [pid 338] close(8) = -1 EBADF (Bad file descriptor) [pid 338] close(9) = -1 EBADF (Bad file descriptor) [pid 338] close(10) = -1 EBADF (Bad file descriptor) [pid 338] close(11) = -1 EBADF (Bad file descriptor) [pid 338] close(12) = -1 EBADF (Bad file descriptor) [pid 338] close(13) = -1 EBADF (Bad file descriptor) [pid 338] close(14) = -1 EBADF (Bad file descriptor) [pid 338] close(15) = -1 EBADF (Bad file descriptor) [pid 338] close(16) = -1 EBADF (Bad file descriptor) [pid 338] close(17) = -1 EBADF (Bad file descriptor) [pid 338] close(18) = -1 EBADF (Bad file descriptor) [pid 338] close(19) = -1 EBADF (Bad file descriptor) [pid 338] close(20) = -1 EBADF (Bad file descriptor) [pid 338] close(21) = -1 EBADF (Bad file descriptor) [pid 338] close(22) = -1 EBADF (Bad file descriptor) [pid 338] close(23) = -1 EBADF (Bad file descriptor) [pid 338] close(24) = -1 EBADF (Bad file descriptor) [pid 338] close(25) = -1 EBADF (Bad file descriptor) [pid 338] close(26) = -1 EBADF (Bad file descriptor) [pid 338] close(27) = -1 EBADF (Bad file descriptor) [pid 338] close(28) = -1 EBADF (Bad file descriptor) [pid 338] close(29) = -1 EBADF (Bad file descriptor) [pid 338] exit_group(0) = ? [pid 338] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./39/binderfs") = 0 [pid 298] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./39/cgroup.net") = 0 [pid 298] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./39/cgroup.cpu") = 0 [pid 298] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./39/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./39") = 0 [pid 298] mkdir("./40", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 339 attached [pid 339] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 42 [pid 339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 339] chdir("./40") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 339] setpgid(0, 0) = 0 [pid 339] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 339] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 339] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 339] write(3, "1000", 4) = 4 [pid 339] close(3) = 0 executing program [pid 339] symlink("/dev/binderfs", "./binderfs") = 0 [pid 339] write(1, "executing program\n", 18) = 18 [pid 339] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 339] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 339] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 339] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 339] close(3) = 0 [pid 339] close(4) = 0 [pid 339] close(5) = -1 EBADF (Bad file descriptor) [pid 339] close(6) = -1 EBADF (Bad file descriptor) [pid 339] close(7) = -1 EBADF (Bad file descriptor) [pid 339] close(8) = -1 EBADF (Bad file descriptor) [pid 339] close(9) = -1 EBADF (Bad file descriptor) [pid 339] close(10) = -1 EBADF (Bad file descriptor) [pid 339] close(11) = -1 EBADF (Bad file descriptor) [pid 339] close(12) = -1 EBADF (Bad file descriptor) [pid 339] close(13) = -1 EBADF (Bad file descriptor) [pid 339] close(14) = -1 EBADF (Bad file descriptor) [pid 339] close(15) = -1 EBADF (Bad file descriptor) [pid 339] close(16) = -1 EBADF (Bad file descriptor) [pid 339] close(17) = -1 EBADF (Bad file descriptor) [pid 339] close(18) = -1 EBADF (Bad file descriptor) [pid 339] close(19) = -1 EBADF (Bad file descriptor) [pid 339] close(20) = -1 EBADF (Bad file descriptor) [pid 339] close(21) = -1 EBADF (Bad file descriptor) [pid 339] close(22) = -1 EBADF (Bad file descriptor) [pid 339] close(23) = -1 EBADF (Bad file descriptor) [pid 339] close(24) = -1 EBADF (Bad file descriptor) [pid 339] close(25) = -1 EBADF (Bad file descriptor) [pid 339] close(26) = -1 EBADF (Bad file descriptor) [pid 339] close(27) = -1 EBADF (Bad file descriptor) [pid 339] close(28) = -1 EBADF (Bad file descriptor) [pid 339] close(29) = -1 EBADF (Bad file descriptor) [pid 339] exit_group(0) = ? [pid 339] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./40/binderfs") = 0 [pid 298] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./40/cgroup.net") = 0 [pid 298] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./40/cgroup.cpu") = 0 [pid 298] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./40/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./40") = 0 [pid 298] mkdir("./41", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 340 attached [pid 340] set_robust_list(0x555574184760, 24) = 0 [pid 340] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 43 [pid 340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 340] chdir("./41") = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 340] <... prctl resumed>) = 0 [pid 340] setpgid(0, 0) = 0 [pid 340] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 340] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 340] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 340] write(3, "1000", 4) = 4 [pid 340] close(3) = 0 [pid 340] symlink("/dev/binderfs", "./binderfs") = 0 [pid 340] write(1, "executing program\n", 18) = 18 executing program [pid 340] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 340] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 340] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 340] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 340] close(3) = 0 [pid 340] close(4) = 0 [pid 340] close(5) = -1 EBADF (Bad file descriptor) [pid 340] close(6) = -1 EBADF (Bad file descriptor) [pid 340] close(7) = -1 EBADF (Bad file descriptor) [pid 340] close(8) = -1 EBADF (Bad file descriptor) [pid 340] close(9) = -1 EBADF (Bad file descriptor) [pid 340] close(10) = -1 EBADF (Bad file descriptor) [pid 340] close(11) = -1 EBADF (Bad file descriptor) [pid 340] close(12) = -1 EBADF (Bad file descriptor) [pid 340] close(13) = -1 EBADF (Bad file descriptor) [pid 340] close(14) = -1 EBADF (Bad file descriptor) [pid 340] close(15) = -1 EBADF (Bad file descriptor) [pid 340] close(16) = -1 EBADF (Bad file descriptor) [pid 340] close(17) = -1 EBADF (Bad file descriptor) [pid 340] close(18) = -1 EBADF (Bad file descriptor) [pid 340] close(19) = -1 EBADF (Bad file descriptor) [pid 340] close(20) = -1 EBADF (Bad file descriptor) [pid 340] close(21) = -1 EBADF (Bad file descriptor) [pid 340] close(22) = -1 EBADF (Bad file descriptor) [pid 340] close(23) = -1 EBADF (Bad file descriptor) [pid 340] close(24) = -1 EBADF (Bad file descriptor) [pid 340] close(25) = -1 EBADF (Bad file descriptor) [pid 340] close(26) = -1 EBADF (Bad file descriptor) [pid 340] close(27) = -1 EBADF (Bad file descriptor) [pid 340] close(28) = -1 EBADF (Bad file descriptor) [pid 340] close(29) = -1 EBADF (Bad file descriptor) [pid 340] exit_group(0) = ? [pid 340] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./41/binderfs") = 0 [pid 298] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./41/cgroup.net") = 0 [pid 298] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./41/cgroup.cpu") = 0 [pid 298] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./41/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./41") = 0 [pid 298] mkdir("./42", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 44 [pid 341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 341] chdir("./42") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 341] setpgid(0, 0) = 0 [pid 341] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 341] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 341] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [pid 341] symlink("/dev/binderfs", "./binderfs") = 0 [pid 341] write(1, "executing program\n", 18) = 18 [pid 341] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 341] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 341] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 341] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 341] close(3) = 0 [pid 341] close(4) = 0 [pid 341] close(5) = -1 EBADF (Bad file descriptor) [pid 341] close(6) = -1 EBADF (Bad file descriptor) [pid 341] close(7) = -1 EBADF (Bad file descriptor) [pid 341] close(8) = -1 EBADF (Bad file descriptor) [pid 341] close(9) = -1 EBADF (Bad file descriptor) [pid 341] close(10) = -1 EBADF (Bad file descriptor) [pid 341] close(11) = -1 EBADF (Bad file descriptor) [pid 341] close(12) = -1 EBADF (Bad file descriptor) [pid 341] close(13) = -1 EBADF (Bad file descriptor) [pid 341] close(14) = -1 EBADF (Bad file descriptor) [pid 341] close(15) = -1 EBADF (Bad file descriptor) [pid 341] close(16) = -1 EBADF (Bad file descriptor) [pid 341] close(17) = -1 EBADF (Bad file descriptor) [pid 341] close(18) = -1 EBADF (Bad file descriptor) [pid 341] close(19) = -1 EBADF (Bad file descriptor) [pid 341] close(20) = -1 EBADF (Bad file descriptor) [pid 341] close(21) = -1 EBADF (Bad file descriptor) [pid 341] close(22) = -1 EBADF (Bad file descriptor) [pid 341] close(23) = -1 EBADF (Bad file descriptor) [pid 341] close(24) = -1 EBADF (Bad file descriptor) [pid 341] close(25) = -1 EBADF (Bad file descriptor) [pid 341] close(26) = -1 EBADF (Bad file descriptor) [pid 341] close(27) = -1 EBADF (Bad file descriptor) [pid 341] close(28) = -1 EBADF (Bad file descriptor) [pid 341] close(29) = -1 EBADF (Bad file descriptor) [pid 341] exit_group(0) = ? [pid 341] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/binderfs") = 0 [pid 298] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/cgroup.net") = 0 [pid 298] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/cgroup.cpu") = 0 [pid 298] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./42") = 0 [pid 298] mkdir("./43", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 45 [pid 342] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 342] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 342] chdir("./43" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 342] <... chdir resumed>) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 342] setpgid(0, 0) = 0 [pid 342] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 342] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 342] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 342] write(3, "1000", 4) = 4 [pid 342] close(3) = 0 [pid 342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 342] write(1, "executing program\n", 18) = 18 executing program [pid 342] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 342] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 342] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 342] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 342] close(3) = 0 [pid 342] close(4) = 0 [pid 342] close(5) = -1 EBADF (Bad file descriptor) [pid 342] close(6) = -1 EBADF (Bad file descriptor) [pid 342] close(7) = -1 EBADF (Bad file descriptor) [pid 342] close(8) = -1 EBADF (Bad file descriptor) [pid 342] close(9) = -1 EBADF (Bad file descriptor) [pid 342] close(10) = -1 EBADF (Bad file descriptor) [pid 342] close(11) = -1 EBADF (Bad file descriptor) [pid 342] close(12) = -1 EBADF (Bad file descriptor) [pid 342] close(13) = -1 EBADF (Bad file descriptor) [pid 342] close(14) = -1 EBADF (Bad file descriptor) [pid 342] close(15) = -1 EBADF (Bad file descriptor) [pid 342] close(16) = -1 EBADF (Bad file descriptor) [pid 342] close(17) = -1 EBADF (Bad file descriptor) [pid 342] close(18) = -1 EBADF (Bad file descriptor) [pid 342] close(19) = -1 EBADF (Bad file descriptor) [pid 342] close(20) = -1 EBADF (Bad file descriptor) [pid 342] close(21) = -1 EBADF (Bad file descriptor) [pid 342] close(22) = -1 EBADF (Bad file descriptor) [pid 342] close(23) = -1 EBADF (Bad file descriptor) [pid 342] close(24) = -1 EBADF (Bad file descriptor) [pid 342] close(25) = -1 EBADF (Bad file descriptor) [pid 342] close(26) = -1 EBADF (Bad file descriptor) [pid 342] close(27) = -1 EBADF (Bad file descriptor) [pid 342] close(28) = -1 EBADF (Bad file descriptor) [pid 342] close(29) = -1 EBADF (Bad file descriptor) [pid 342] exit_group(0) = ? [pid 342] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./43/binderfs") = 0 [pid 298] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./43/cgroup.net") = 0 [pid 298] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./43/cgroup.cpu") = 0 [pid 298] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./43/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./43") = 0 [pid 298] mkdir("./44", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 46 [pid 343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 343] chdir("./44" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 343] <... chdir resumed>) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 343] <... prctl resumed>) = 0 [pid 343] setpgid(0, 0) = 0 [pid 343] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 343] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 343] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 343] write(3, "1000", 4) = 4 [pid 343] close(3) = 0 [pid 343] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 343] write(1, "executing program\n", 18) = 18 [pid 343] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 343] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 343] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 343] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 343] close(3) = 0 [pid 343] close(4) = 0 [pid 343] close(5) = -1 EBADF (Bad file descriptor) [pid 343] close(6) = -1 EBADF (Bad file descriptor) [pid 343] close(7) = -1 EBADF (Bad file descriptor) [pid 343] close(8) = -1 EBADF (Bad file descriptor) [pid 343] close(9) = -1 EBADF (Bad file descriptor) [pid 343] close(10) = -1 EBADF (Bad file descriptor) [pid 343] close(11) = -1 EBADF (Bad file descriptor) [pid 343] close(12) = -1 EBADF (Bad file descriptor) [pid 343] close(13) = -1 EBADF (Bad file descriptor) [pid 343] close(14) = -1 EBADF (Bad file descriptor) [pid 343] close(15) = -1 EBADF (Bad file descriptor) [pid 343] close(16) = -1 EBADF (Bad file descriptor) [pid 343] close(17) = -1 EBADF (Bad file descriptor) [pid 343] close(18) = -1 EBADF (Bad file descriptor) [pid 343] close(19) = -1 EBADF (Bad file descriptor) [pid 343] close(20) = -1 EBADF (Bad file descriptor) [pid 343] close(21) = -1 EBADF (Bad file descriptor) [pid 343] close(22) = -1 EBADF (Bad file descriptor) [pid 343] close(23) = -1 EBADF (Bad file descriptor) [pid 343] close(24) = -1 EBADF (Bad file descriptor) [pid 343] close(25) = -1 EBADF (Bad file descriptor) [pid 343] close(26) = -1 EBADF (Bad file descriptor) [pid 343] close(27) = -1 EBADF (Bad file descriptor) [pid 343] close(28) = -1 EBADF (Bad file descriptor) [pid 343] close(29) = -1 EBADF (Bad file descriptor) [pid 343] exit_group(0) = ? [pid 343] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./44/binderfs") = 0 [pid 298] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./44/cgroup.net") = 0 [pid 298] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./44/cgroup.cpu") = 0 [pid 298] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./44/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./44") = 0 [pid 298] mkdir("./45", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 344 attached [pid 344] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 47 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 344] chdir("./45" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 344] <... chdir resumed>) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 344] setpgid(0, 0) = 0 [pid 344] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 344] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 344] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] symlink("/dev/binderfs", "./binderfs") = 0 [pid 344] write(1, "executing program\n", 18) = 18 executing program [pid 344] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 344] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 344] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 344] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 344] close(3) = 0 [pid 344] close(4) = 0 [pid 344] close(5) = -1 EBADF (Bad file descriptor) [pid 344] close(6) = -1 EBADF (Bad file descriptor) [pid 344] close(7) = -1 EBADF (Bad file descriptor) [pid 344] close(8) = -1 EBADF (Bad file descriptor) [pid 344] close(9) = -1 EBADF (Bad file descriptor) [pid 344] close(10) = -1 EBADF (Bad file descriptor) [pid 344] close(11) = -1 EBADF (Bad file descriptor) [pid 344] close(12) = -1 EBADF (Bad file descriptor) [pid 344] close(13) = -1 EBADF (Bad file descriptor) [pid 344] close(14) = -1 EBADF (Bad file descriptor) [pid 344] close(15) = -1 EBADF (Bad file descriptor) [pid 344] close(16) = -1 EBADF (Bad file descriptor) [pid 344] close(17) = -1 EBADF (Bad file descriptor) [pid 344] close(18) = -1 EBADF (Bad file descriptor) [pid 344] close(19) = -1 EBADF (Bad file descriptor) [pid 344] close(20) = -1 EBADF (Bad file descriptor) [pid 344] close(21) = -1 EBADF (Bad file descriptor) [pid 344] close(22) = -1 EBADF (Bad file descriptor) [pid 344] close(23) = -1 EBADF (Bad file descriptor) [pid 344] close(24) = -1 EBADF (Bad file descriptor) [pid 344] close(25) = -1 EBADF (Bad file descriptor) [pid 344] close(26) = -1 EBADF (Bad file descriptor) [pid 344] close(27) = -1 EBADF (Bad file descriptor) [pid 344] close(28) = -1 EBADF (Bad file descriptor) [pid 344] close(29) = -1 EBADF (Bad file descriptor) [pid 344] exit_group(0) = ? [pid 344] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./45/binderfs") = 0 [pid 298] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./45/cgroup.net") = 0 [pid 298] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./45/cgroup.cpu") = 0 [pid 298] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./45/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./45") = 0 [pid 298] mkdir("./46", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 48 [pid 345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 345] chdir("./46") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 345] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 345] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 345] write(1, "executing program\n", 18) = 18 executing program [pid 345] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 345] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 345] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 345] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 345] close(3) = 0 [pid 345] close(4) = 0 [pid 345] close(5) = -1 EBADF (Bad file descriptor) [pid 345] close(6) = -1 EBADF (Bad file descriptor) [pid 345] close(7) = -1 EBADF (Bad file descriptor) [pid 345] close(8) = -1 EBADF (Bad file descriptor) [pid 345] close(9) = -1 EBADF (Bad file descriptor) [pid 345] close(10) = -1 EBADF (Bad file descriptor) [pid 345] close(11) = -1 EBADF (Bad file descriptor) [pid 345] close(12) = -1 EBADF (Bad file descriptor) [pid 345] close(13) = -1 EBADF (Bad file descriptor) [pid 345] close(14) = -1 EBADF (Bad file descriptor) [pid 345] close(15) = -1 EBADF (Bad file descriptor) [pid 345] close(16) = -1 EBADF (Bad file descriptor) [pid 345] close(17) = -1 EBADF (Bad file descriptor) [pid 345] close(18) = -1 EBADF (Bad file descriptor) [pid 345] close(19) = -1 EBADF (Bad file descriptor) [pid 345] close(20) = -1 EBADF (Bad file descriptor) [pid 345] close(21) = -1 EBADF (Bad file descriptor) [pid 345] close(22) = -1 EBADF (Bad file descriptor) [pid 345] close(23) = -1 EBADF (Bad file descriptor) [pid 345] close(24) = -1 EBADF (Bad file descriptor) [pid 345] close(25) = -1 EBADF (Bad file descriptor) [pid 345] close(26) = -1 EBADF (Bad file descriptor) [pid 345] close(27) = -1 EBADF (Bad file descriptor) [pid 345] close(28) = -1 EBADF (Bad file descriptor) [pid 345] close(29) = -1 EBADF (Bad file descriptor) [pid 345] exit_group(0) = ? [pid 345] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./46/binderfs") = 0 [pid 298] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./46/cgroup.net") = 0 [pid 298] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./46/cgroup.cpu") = 0 [pid 298] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./46/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./46") = 0 [pid 298] mkdir("./47", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 346 attached [pid 346] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 49 [pid 346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 346] chdir("./47" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 346] <... chdir resumed>) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] setpgid(0, 0) = 0 [pid 346] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 346] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 346] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 346] write(3, "1000", 4) = 4 [pid 346] close(3) = 0 [pid 346] symlink("/dev/binderfs", "./binderfs") = 0 [pid 346] write(1, "executing program\n", 18) = 18 [pid 346] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 346] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 346] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 346] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 346] close(3) = 0 [pid 346] close(4) = 0 [pid 346] close(5) = -1 EBADF (Bad file descriptor) [pid 346] close(6) = -1 EBADF (Bad file descriptor) [pid 346] close(7) = -1 EBADF (Bad file descriptor) [pid 346] close(8) = -1 EBADF (Bad file descriptor) [pid 346] close(9) = -1 EBADF (Bad file descriptor) [pid 346] close(10) = -1 EBADF (Bad file descriptor) [pid 346] close(11) = -1 EBADF (Bad file descriptor) [pid 346] close(12) = -1 EBADF (Bad file descriptor) [pid 346] close(13) = -1 EBADF (Bad file descriptor) [pid 346] close(14) = -1 EBADF (Bad file descriptor) [pid 346] close(15) = -1 EBADF (Bad file descriptor) [pid 346] close(16) = -1 EBADF (Bad file descriptor) [pid 346] close(17) = -1 EBADF (Bad file descriptor) [pid 346] close(18) = -1 EBADF (Bad file descriptor) [pid 346] close(19) = -1 EBADF (Bad file descriptor) [pid 346] close(20) = -1 EBADF (Bad file descriptor) [pid 346] close(21) = -1 EBADF (Bad file descriptor) [pid 346] close(22) = -1 EBADF (Bad file descriptor) [pid 346] close(23) = -1 EBADF (Bad file descriptor) [pid 346] close(24) = -1 EBADF (Bad file descriptor) [pid 346] close(25) = -1 EBADF (Bad file descriptor) [pid 346] close(26) = -1 EBADF (Bad file descriptor) [pid 346] close(27) = -1 EBADF (Bad file descriptor) [pid 346] close(28) = -1 EBADF (Bad file descriptor) [pid 346] close(29) = -1 EBADF (Bad file descriptor) [pid 346] exit_group(0) = ? [pid 346] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./47/binderfs") = 0 [pid 298] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./47/cgroup.net") = 0 [pid 298] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./47/cgroup.cpu") = 0 [pid 298] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./47/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./47") = 0 [pid 298] mkdir("./48", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 50 [pid 347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 347] chdir("./48" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 347] <... chdir resumed>) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 347] setpgid(0, 0) = 0 [pid 347] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 347] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 347] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 347] write(3, "1000", 4) = 4 [pid 347] close(3) = 0 [pid 347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 347] write(1, "executing program\n", 18) = 18 executing program [pid 347] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 347] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 347] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 347] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 347] close(3) = 0 [pid 347] close(4) = 0 [pid 347] close(5) = -1 EBADF (Bad file descriptor) [pid 347] close(6) = -1 EBADF (Bad file descriptor) [pid 347] close(7) = -1 EBADF (Bad file descriptor) [pid 347] close(8) = -1 EBADF (Bad file descriptor) [pid 347] close(9) = -1 EBADF (Bad file descriptor) [pid 347] close(10) = -1 EBADF (Bad file descriptor) [pid 347] close(11) = -1 EBADF (Bad file descriptor) [pid 347] close(12) = -1 EBADF (Bad file descriptor) [pid 347] close(13) = -1 EBADF (Bad file descriptor) [pid 347] close(14) = -1 EBADF (Bad file descriptor) [pid 347] close(15) = -1 EBADF (Bad file descriptor) [pid 347] close(16) = -1 EBADF (Bad file descriptor) [pid 347] close(17) = -1 EBADF (Bad file descriptor) [pid 347] close(18) = -1 EBADF (Bad file descriptor) [pid 347] close(19) = -1 EBADF (Bad file descriptor) [pid 347] close(20) = -1 EBADF (Bad file descriptor) [pid 347] close(21) = -1 EBADF (Bad file descriptor) [pid 347] close(22) = -1 EBADF (Bad file descriptor) [pid 347] close(23) = -1 EBADF (Bad file descriptor) [pid 347] close(24) = -1 EBADF (Bad file descriptor) [pid 347] close(25) = -1 EBADF (Bad file descriptor) [pid 347] close(26) = -1 EBADF (Bad file descriptor) [pid 347] close(27) = -1 EBADF (Bad file descriptor) [pid 347] close(28) = -1 EBADF (Bad file descriptor) [pid 347] close(29) = -1 EBADF (Bad file descriptor) [pid 347] exit_group(0) = ? [pid 347] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/binderfs") = 0 [pid 298] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/cgroup.net") = 0 [pid 298] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/cgroup.cpu") = 0 [pid 298] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./48") = 0 [pid 298] mkdir("./49", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 51 [pid 348] <... set_robust_list resumed>) = 0 [pid 348] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 348] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 348] chdir("./49" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 348] <... chdir resumed>) = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 348] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 348] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 348] close(3) = 0 [pid 348] symlink("/dev/binderfs", "./binderfs") = 0 [pid 348] write(1, "executing program\n", 18) = 18 [pid 348] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 348] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 348] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 348] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 348] close(3) = 0 [pid 348] close(4) = 0 [pid 348] close(5) = -1 EBADF (Bad file descriptor) [pid 348] close(6) = -1 EBADF (Bad file descriptor) [pid 348] close(7) = -1 EBADF (Bad file descriptor) [pid 348] close(8) = -1 EBADF (Bad file descriptor) [pid 348] close(9) = -1 EBADF (Bad file descriptor) [pid 348] close(10) = -1 EBADF (Bad file descriptor) [pid 348] close(11) = -1 EBADF (Bad file descriptor) [pid 348] close(12) = -1 EBADF (Bad file descriptor) [pid 348] close(13) = -1 EBADF (Bad file descriptor) [pid 348] close(14) = -1 EBADF (Bad file descriptor) [pid 348] close(15) = -1 EBADF (Bad file descriptor) [pid 348] close(16) = -1 EBADF (Bad file descriptor) [pid 348] close(17) = -1 EBADF (Bad file descriptor) [pid 348] close(18) = -1 EBADF (Bad file descriptor) [pid 348] close(19) = -1 EBADF (Bad file descriptor) [pid 348] close(20) = -1 EBADF (Bad file descriptor) [pid 348] close(21) = -1 EBADF (Bad file descriptor) [pid 348] close(22) = -1 EBADF (Bad file descriptor) [pid 348] close(23) = -1 EBADF (Bad file descriptor) [pid 348] close(24) = -1 EBADF (Bad file descriptor) [pid 348] close(25) = -1 EBADF (Bad file descriptor) [pid 348] close(26) = -1 EBADF (Bad file descriptor) [pid 348] close(27) = -1 EBADF (Bad file descriptor) [pid 348] close(28) = -1 EBADF (Bad file descriptor) [pid 348] close(29) = -1 EBADF (Bad file descriptor) [pid 348] exit_group(0) = ? [pid 348] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/binderfs") = 0 [pid 298] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/cgroup.net") = 0 [pid 298] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/cgroup.cpu") = 0 [pid 298] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./49") = 0 [pid 298] mkdir("./50", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 52 [pid 349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 349] chdir("./50" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 349] <... chdir resumed>) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 349] setpgid(0, 0) = 0 [pid 349] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 349] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 349] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 349] write(3, "1000", 4) = 4 [pid 349] close(3) = 0 [pid 349] symlink("/dev/binderfs", "./binderfs") = 0 [pid 349] write(1, "executing program\n", 18) = 18 executing program [pid 349] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 349] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 349] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 349] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 349] close(3) = 0 [pid 349] close(4) = 0 [pid 349] close(5) = -1 EBADF (Bad file descriptor) [pid 349] close(6) = -1 EBADF (Bad file descriptor) [pid 349] close(7) = -1 EBADF (Bad file descriptor) [pid 349] close(8) = -1 EBADF (Bad file descriptor) [pid 349] close(9) = -1 EBADF (Bad file descriptor) [pid 349] close(10) = -1 EBADF (Bad file descriptor) [pid 349] close(11) = -1 EBADF (Bad file descriptor) [pid 349] close(12) = -1 EBADF (Bad file descriptor) [pid 349] close(13) = -1 EBADF (Bad file descriptor) [pid 349] close(14) = -1 EBADF (Bad file descriptor) [pid 349] close(15) = -1 EBADF (Bad file descriptor) [pid 349] close(16) = -1 EBADF (Bad file descriptor) [pid 349] close(17) = -1 EBADF (Bad file descriptor) [pid 349] close(18) = -1 EBADF (Bad file descriptor) [pid 349] close(19) = -1 EBADF (Bad file descriptor) [pid 349] close(20) = -1 EBADF (Bad file descriptor) [pid 349] close(21) = -1 EBADF (Bad file descriptor) [pid 349] close(22) = -1 EBADF (Bad file descriptor) [pid 349] close(23) = -1 EBADF (Bad file descriptor) [pid 349] close(24) = -1 EBADF (Bad file descriptor) [pid 349] close(25) = -1 EBADF (Bad file descriptor) [pid 349] close(26) = -1 EBADF (Bad file descriptor) [pid 349] close(27) = -1 EBADF (Bad file descriptor) [pid 349] close(28) = -1 EBADF (Bad file descriptor) [pid 349] close(29) = -1 EBADF (Bad file descriptor) [pid 349] exit_group(0) = ? [pid 349] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./50/binderfs") = 0 [pid 298] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./50/cgroup.net") = 0 [pid 298] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./50/cgroup.cpu") = 0 [pid 298] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./50/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./50") = 0 [pid 298] mkdir("./51", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 53 [pid 350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 350] chdir("./51" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 350] <... chdir resumed>) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 350] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 350] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3) = 0 [pid 350] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 350] write(1, "executing program\n", 18) = 18 [pid 350] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 350] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 350] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 350] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 350] close(3) = 0 [pid 350] close(4) = 0 [pid 350] close(5) = -1 EBADF (Bad file descriptor) [pid 350] close(6) = -1 EBADF (Bad file descriptor) [pid 350] close(7) = -1 EBADF (Bad file descriptor) [pid 350] close(8) = -1 EBADF (Bad file descriptor) [pid 350] close(9) = -1 EBADF (Bad file descriptor) [pid 350] close(10) = -1 EBADF (Bad file descriptor) [pid 350] close(11) = -1 EBADF (Bad file descriptor) [pid 350] close(12) = -1 EBADF (Bad file descriptor) [pid 350] close(13) = -1 EBADF (Bad file descriptor) [pid 350] close(14) = -1 EBADF (Bad file descriptor) [pid 350] close(15) = -1 EBADF (Bad file descriptor) [pid 350] close(16) = -1 EBADF (Bad file descriptor) [pid 350] close(17) = -1 EBADF (Bad file descriptor) [pid 350] close(18) = -1 EBADF (Bad file descriptor) [pid 350] close(19) = -1 EBADF (Bad file descriptor) [pid 350] close(20) = -1 EBADF (Bad file descriptor) [pid 350] close(21) = -1 EBADF (Bad file descriptor) [pid 350] close(22) = -1 EBADF (Bad file descriptor) [pid 350] close(23) = -1 EBADF (Bad file descriptor) [pid 350] close(24) = -1 EBADF (Bad file descriptor) [pid 350] close(25) = -1 EBADF (Bad file descriptor) [pid 350] close(26) = -1 EBADF (Bad file descriptor) [pid 350] close(27) = -1 EBADF (Bad file descriptor) [pid 350] close(28) = -1 EBADF (Bad file descriptor) [pid 350] close(29) = -1 EBADF (Bad file descriptor) [pid 350] exit_group(0) = ? [pid 350] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./51/binderfs") = 0 [pid 298] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./51/cgroup.net") = 0 [pid 298] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./51/cgroup.cpu") = 0 [pid 298] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./51/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./51") = 0 [pid 298] mkdir("./52", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 54 [pid 351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 351] chdir("./52") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 351] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 351] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 351] write(3, "1000", 4) = 4 [pid 351] close(3) = 0 [pid 351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 351] write(1, "executing program\n", 18) = 18 executing program [pid 351] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 351] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 351] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 351] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 351] close(3) = 0 [pid 351] close(4) = 0 [pid 351] close(5) = -1 EBADF (Bad file descriptor) [pid 351] close(6) = -1 EBADF (Bad file descriptor) [pid 351] close(7) = -1 EBADF (Bad file descriptor) [pid 351] close(8) = -1 EBADF (Bad file descriptor) [pid 351] close(9) = -1 EBADF (Bad file descriptor) [pid 351] close(10) = -1 EBADF (Bad file descriptor) [pid 351] close(11) = -1 EBADF (Bad file descriptor) [pid 351] close(12) = -1 EBADF (Bad file descriptor) [pid 351] close(13) = -1 EBADF (Bad file descriptor) [pid 351] close(14) = -1 EBADF (Bad file descriptor) [pid 351] close(15) = -1 EBADF (Bad file descriptor) [pid 351] close(16) = -1 EBADF (Bad file descriptor) [pid 351] close(17) = -1 EBADF (Bad file descriptor) [pid 351] close(18) = -1 EBADF (Bad file descriptor) [pid 351] close(19) = -1 EBADF (Bad file descriptor) [pid 351] close(20) = -1 EBADF (Bad file descriptor) [pid 351] close(21) = -1 EBADF (Bad file descriptor) [pid 351] close(22) = -1 EBADF (Bad file descriptor) [pid 351] close(23) = -1 EBADF (Bad file descriptor) [pid 351] close(24) = -1 EBADF (Bad file descriptor) [pid 351] close(25) = -1 EBADF (Bad file descriptor) [pid 351] close(26) = -1 EBADF (Bad file descriptor) [pid 351] close(27) = -1 EBADF (Bad file descriptor) [pid 351] close(28) = -1 EBADF (Bad file descriptor) [pid 351] close(29) = -1 EBADF (Bad file descriptor) [pid 351] exit_group(0) = ? [pid 351] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/binderfs") = 0 [pid 298] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/cgroup.net") = 0 [pid 298] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/cgroup.cpu") = 0 [pid 298] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./52") = 0 [pid 298] mkdir("./53", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 352 attached [pid 352] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 55 [pid 352] <... set_robust_list resumed>) = 0 [pid 352] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 352] chdir("./53" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 352] <... chdir resumed>) = 0 [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 352] setpgid(0, 0) = 0 [pid 352] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 352] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 352] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 352] write(3, "1000", 4) = 4 [pid 352] close(3) = 0 [pid 352] symlink("/dev/binderfs", "./binderfs") = 0 [pid 352] write(1, "executing program\n", 18) = 18 executing program [pid 352] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 352] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 352] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 352] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 352] close(3) = 0 [pid 352] close(4) = 0 [pid 352] close(5) = -1 EBADF (Bad file descriptor) [pid 352] close(6) = -1 EBADF (Bad file descriptor) [pid 352] close(7) = -1 EBADF (Bad file descriptor) [pid 352] close(8) = -1 EBADF (Bad file descriptor) [pid 352] close(9) = -1 EBADF (Bad file descriptor) [pid 352] close(10) = -1 EBADF (Bad file descriptor) [pid 352] close(11) = -1 EBADF (Bad file descriptor) [pid 352] close(12) = -1 EBADF (Bad file descriptor) [pid 352] close(13) = -1 EBADF (Bad file descriptor) [pid 352] close(14) = -1 EBADF (Bad file descriptor) [pid 352] close(15) = -1 EBADF (Bad file descriptor) [pid 352] close(16) = -1 EBADF (Bad file descriptor) [pid 352] close(17) = -1 EBADF (Bad file descriptor) [pid 352] close(18) = -1 EBADF (Bad file descriptor) [pid 352] close(19) = -1 EBADF (Bad file descriptor) [pid 352] close(20) = -1 EBADF (Bad file descriptor) [pid 352] close(21) = -1 EBADF (Bad file descriptor) [pid 352] close(22) = -1 EBADF (Bad file descriptor) [pid 352] close(23) = -1 EBADF (Bad file descriptor) [pid 352] close(24) = -1 EBADF (Bad file descriptor) [pid 352] close(25) = -1 EBADF (Bad file descriptor) [pid 352] close(26) = -1 EBADF (Bad file descriptor) [pid 352] close(27) = -1 EBADF (Bad file descriptor) [pid 352] close(28) = -1 EBADF (Bad file descriptor) [pid 352] close(29) = -1 EBADF (Bad file descriptor) [pid 352] exit_group(0) = ? [pid 352] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./53/binderfs") = 0 [pid 298] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./53/cgroup.net") = 0 [pid 298] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./53/cgroup.cpu") = 0 [pid 298] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./53/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./53") = 0 [pid 298] mkdir("./54", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 353 attached , child_tidptr=0x555574184750) = 56 [pid 353] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 353] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 353] chdir("./54") = 0 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 353] setpgid(0, 0) = 0 [pid 353] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 353] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 353] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 353] write(3, "1000", 4) = 4 [pid 353] close(3) = 0 [pid 353] symlink("/dev/binderfs", "./binderfs") = 0 [pid 353] write(1, "executing program\n", 18) = 18 executing program [pid 353] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 353] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 353] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 353] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 353] close(3) = 0 [pid 353] close(4) = 0 [pid 353] close(5) = -1 EBADF (Bad file descriptor) [pid 353] close(6) = -1 EBADF (Bad file descriptor) [pid 353] close(7) = -1 EBADF (Bad file descriptor) [pid 353] close(8) = -1 EBADF (Bad file descriptor) [pid 353] close(9) = -1 EBADF (Bad file descriptor) [pid 353] close(10) = -1 EBADF (Bad file descriptor) [pid 353] close(11) = -1 EBADF (Bad file descriptor) [pid 353] close(12) = -1 EBADF (Bad file descriptor) [pid 353] close(13) = -1 EBADF (Bad file descriptor) [pid 353] close(14) = -1 EBADF (Bad file descriptor) [pid 353] close(15) = -1 EBADF (Bad file descriptor) [pid 353] close(16) = -1 EBADF (Bad file descriptor) [pid 353] close(17) = -1 EBADF (Bad file descriptor) [pid 353] close(18) = -1 EBADF (Bad file descriptor) [pid 353] close(19) = -1 EBADF (Bad file descriptor) [pid 353] close(20) = -1 EBADF (Bad file descriptor) [pid 353] close(21) = -1 EBADF (Bad file descriptor) [pid 353] close(22) = -1 EBADF (Bad file descriptor) [pid 353] close(23) = -1 EBADF (Bad file descriptor) [pid 353] close(24) = -1 EBADF (Bad file descriptor) [pid 353] close(25) = -1 EBADF (Bad file descriptor) [pid 353] close(26) = -1 EBADF (Bad file descriptor) [pid 353] close(27) = -1 EBADF (Bad file descriptor) [pid 353] close(28) = -1 EBADF (Bad file descriptor) [pid 353] close(29) = -1 EBADF (Bad file descriptor) [pid 353] exit_group(0) = ? [pid 353] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./54/binderfs") = 0 [pid 298] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./54/cgroup.net") = 0 [pid 298] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./54/cgroup.cpu") = 0 [pid 298] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./54/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./54") = 0 [pid 298] mkdir("./55", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 354 attached [pid 354] set_robust_list(0x555574184760, 24) = 0 [pid 354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 57 [pid 354] chdir("./55") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 354] setpgid(0, 0) = 0 [pid 354] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 354] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 354] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 354] write(3, "1000", 4) = 4 [pid 354] close(3) = 0 [pid 354] symlink("/dev/binderfs", "./binderfs") = 0 [pid 354] write(1, "executing program\n", 18) = 18 executing program [pid 354] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 354] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 354] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 354] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 354] close(3) = 0 [pid 354] close(4) = 0 [pid 354] close(5) = -1 EBADF (Bad file descriptor) [pid 354] close(6) = -1 EBADF (Bad file descriptor) [pid 354] close(7) = -1 EBADF (Bad file descriptor) [pid 354] close(8) = -1 EBADF (Bad file descriptor) [pid 354] close(9) = -1 EBADF (Bad file descriptor) [pid 354] close(10) = -1 EBADF (Bad file descriptor) [pid 354] close(11) = -1 EBADF (Bad file descriptor) [pid 354] close(12) = -1 EBADF (Bad file descriptor) [pid 354] close(13) = -1 EBADF (Bad file descriptor) [pid 354] close(14) = -1 EBADF (Bad file descriptor) [pid 354] close(15) = -1 EBADF (Bad file descriptor) [pid 354] close(16) = -1 EBADF (Bad file descriptor) [pid 354] close(17) = -1 EBADF (Bad file descriptor) [pid 354] close(18) = -1 EBADF (Bad file descriptor) [pid 354] close(19) = -1 EBADF (Bad file descriptor) [pid 354] close(20) = -1 EBADF (Bad file descriptor) [pid 354] close(21) = -1 EBADF (Bad file descriptor) [pid 354] close(22) = -1 EBADF (Bad file descriptor) [pid 354] close(23) = -1 EBADF (Bad file descriptor) [pid 354] close(24) = -1 EBADF (Bad file descriptor) [pid 354] close(25) = -1 EBADF (Bad file descriptor) [pid 354] close(26) = -1 EBADF (Bad file descriptor) [pid 354] close(27) = -1 EBADF (Bad file descriptor) [pid 354] close(28) = -1 EBADF (Bad file descriptor) [pid 354] close(29) = -1 EBADF (Bad file descriptor) [pid 354] exit_group(0) = ? [pid 354] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./55/binderfs") = 0 [pid 298] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./55/cgroup.net") = 0 [pid 298] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./55/cgroup.cpu") = 0 [pid 298] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./55/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./55") = 0 [pid 298] mkdir("./56", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x555574184760, 24) = 0 [pid 355] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 58 [pid 355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 355] chdir("./56") = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 355] setpgid(0, 0) = 0 [pid 355] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 355] <... symlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 355] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 355] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 355] write(3, "1000", 4) = 4 [pid 355] close(3) = 0 [pid 355] symlink("/dev/binderfs", "./binderfs") = 0 [pid 355] write(1, "executing program\n", 18) = 18 executing program [pid 355] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 355] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 355] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 355] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 355] close(3) = 0 [pid 355] close(4) = 0 [pid 355] close(5) = -1 EBADF (Bad file descriptor) [pid 355] close(6) = -1 EBADF (Bad file descriptor) [pid 355] close(7) = -1 EBADF (Bad file descriptor) [pid 355] close(8) = -1 EBADF (Bad file descriptor) [pid 355] close(9) = -1 EBADF (Bad file descriptor) [pid 355] close(10) = -1 EBADF (Bad file descriptor) [pid 355] close(11) = -1 EBADF (Bad file descriptor) [pid 355] close(12) = -1 EBADF (Bad file descriptor) [pid 355] close(13) = -1 EBADF (Bad file descriptor) [pid 355] close(14) = -1 EBADF (Bad file descriptor) [pid 355] close(15) = -1 EBADF (Bad file descriptor) [pid 355] close(16) = -1 EBADF (Bad file descriptor) [pid 355] close(17) = -1 EBADF (Bad file descriptor) [pid 355] close(18) = -1 EBADF (Bad file descriptor) [pid 355] close(19) = -1 EBADF (Bad file descriptor) [pid 355] close(20) = -1 EBADF (Bad file descriptor) [pid 355] close(21) = -1 EBADF (Bad file descriptor) [pid 355] close(22) = -1 EBADF (Bad file descriptor) [pid 355] close(23) = -1 EBADF (Bad file descriptor) [pid 355] close(24) = -1 EBADF (Bad file descriptor) [pid 355] close(25) = -1 EBADF (Bad file descriptor) [pid 355] close(26) = -1 EBADF (Bad file descriptor) [pid 355] close(27) = -1 EBADF (Bad file descriptor) [pid 355] close(28) = -1 EBADF (Bad file descriptor) [pid 355] close(29) = -1 EBADF (Bad file descriptor) [pid 355] exit_group(0) = ? [pid 355] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./56/binderfs") = 0 [pid 298] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./56/cgroup.net") = 0 [pid 298] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./56/cgroup.cpu") = 0 [pid 298] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./56/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./56") = 0 [pid 298] mkdir("./57", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 356 attached [pid 356] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 59 [pid 356] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 356] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 356] chdir("./57") = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 356] setpgid(0, 0) = 0 [pid 356] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 356] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 356] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] write(3, "1000", 4) = 4 [pid 356] close(3) = 0 [pid 356] symlink("/dev/binderfs", "./binderfs") = 0 [pid 356] write(1, "executing program\n", 18) = 18 executing program [pid 356] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 356] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 356] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 356] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 356] close(3) = 0 [pid 356] close(4) = 0 [pid 356] close(5) = -1 EBADF (Bad file descriptor) [pid 356] close(6) = -1 EBADF (Bad file descriptor) [pid 356] close(7) = -1 EBADF (Bad file descriptor) [pid 356] close(8) = -1 EBADF (Bad file descriptor) [pid 356] close(9) = -1 EBADF (Bad file descriptor) [pid 356] close(10) = -1 EBADF (Bad file descriptor) [pid 356] close(11) = -1 EBADF (Bad file descriptor) [pid 356] close(12) = -1 EBADF (Bad file descriptor) [pid 356] close(13) = -1 EBADF (Bad file descriptor) [pid 356] close(14) = -1 EBADF (Bad file descriptor) [pid 356] close(15) = -1 EBADF (Bad file descriptor) [pid 356] close(16) = -1 EBADF (Bad file descriptor) [pid 356] close(17) = -1 EBADF (Bad file descriptor) [pid 356] close(18) = -1 EBADF (Bad file descriptor) [pid 356] close(19) = -1 EBADF (Bad file descriptor) [pid 356] close(20) = -1 EBADF (Bad file descriptor) [pid 356] close(21) = -1 EBADF (Bad file descriptor) [pid 356] close(22) = -1 EBADF (Bad file descriptor) [pid 356] close(23) = -1 EBADF (Bad file descriptor) [pid 356] close(24) = -1 EBADF (Bad file descriptor) [pid 356] close(25) = -1 EBADF (Bad file descriptor) [pid 356] close(26) = -1 EBADF (Bad file descriptor) [pid 356] close(27) = -1 EBADF (Bad file descriptor) [pid 356] close(28) = -1 EBADF (Bad file descriptor) [pid 356] close(29) = -1 EBADF (Bad file descriptor) [pid 356] exit_group(0) = ? [pid 356] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./57/binderfs") = 0 [pid 298] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./57/cgroup.net") = 0 [pid 298] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./57/cgroup.cpu") = 0 [pid 298] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./57/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./57") = 0 [pid 298] mkdir("./58", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 60 [pid 357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 357] chdir("./58") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 357] setpgid(0, 0) = 0 [pid 357] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 357] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 357] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 357] write(3, "1000", 4) = 4 [pid 357] close(3) = 0 [pid 357] symlink("/dev/binderfs", "./binderfs") = 0 [pid 357] write(1, "executing program\n", 18) = 18 executing program [pid 357] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 357] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 357] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 357] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 357] close(3) = 0 [pid 357] close(4) = 0 [pid 357] close(5) = -1 EBADF (Bad file descriptor) [pid 357] close(6) = -1 EBADF (Bad file descriptor) [pid 357] close(7) = -1 EBADF (Bad file descriptor) [pid 357] close(8) = -1 EBADF (Bad file descriptor) [pid 357] close(9) = -1 EBADF (Bad file descriptor) [pid 357] close(10) = -1 EBADF (Bad file descriptor) [pid 357] close(11) = -1 EBADF (Bad file descriptor) [pid 357] close(12) = -1 EBADF (Bad file descriptor) [pid 357] close(13) = -1 EBADF (Bad file descriptor) [pid 357] close(14) = -1 EBADF (Bad file descriptor) [pid 357] close(15) = -1 EBADF (Bad file descriptor) [pid 357] close(16) = -1 EBADF (Bad file descriptor) [pid 357] close(17) = -1 EBADF (Bad file descriptor) [pid 357] close(18) = -1 EBADF (Bad file descriptor) [pid 357] close(19) = -1 EBADF (Bad file descriptor) [pid 357] close(20) = -1 EBADF (Bad file descriptor) [pid 357] close(21) = -1 EBADF (Bad file descriptor) [pid 357] close(22) = -1 EBADF (Bad file descriptor) [pid 357] close(23) = -1 EBADF (Bad file descriptor) [pid 357] close(24) = -1 EBADF (Bad file descriptor) [pid 357] close(25) = -1 EBADF (Bad file descriptor) [pid 357] close(26) = -1 EBADF (Bad file descriptor) [pid 357] close(27) = -1 EBADF (Bad file descriptor) [pid 357] close(28) = -1 EBADF (Bad file descriptor) [pid 357] close(29) = -1 EBADF (Bad file descriptor) [pid 357] exit_group(0) = ? [pid 357] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./58/binderfs") = 0 [pid 298] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./58/cgroup.net") = 0 [pid 298] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./58/cgroup.cpu") = 0 [pid 298] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./58/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./58") = 0 [pid 298] mkdir("./59", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 61 [pid 358] <... set_robust_list resumed>) = 0 [pid 358] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 358] chdir("./59") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 358] setpgid(0, 0) = 0 [pid 358] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 358] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 358] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 358] write(3, "1000", 4) = 4 [pid 358] close(3) = 0 [pid 358] symlink("/dev/binderfs", "./binderfs") = 0 [pid 358] write(1, "executing program\n", 18) = 18 executing program [pid 358] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 358] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 358] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 358] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 358] close(3) = 0 [pid 358] close(4) = 0 [pid 358] close(5) = -1 EBADF (Bad file descriptor) [pid 358] close(6) = -1 EBADF (Bad file descriptor) [pid 358] close(7) = -1 EBADF (Bad file descriptor) [pid 358] close(8) = -1 EBADF (Bad file descriptor) [pid 358] close(9) = -1 EBADF (Bad file descriptor) [pid 358] close(10) = -1 EBADF (Bad file descriptor) [pid 358] close(11) = -1 EBADF (Bad file descriptor) [pid 358] close(12) = -1 EBADF (Bad file descriptor) [pid 358] close(13) = -1 EBADF (Bad file descriptor) [pid 358] close(14) = -1 EBADF (Bad file descriptor) [pid 358] close(15) = -1 EBADF (Bad file descriptor) [pid 358] close(16) = -1 EBADF (Bad file descriptor) [pid 358] close(17) = -1 EBADF (Bad file descriptor) [pid 358] close(18) = -1 EBADF (Bad file descriptor) [pid 358] close(19) = -1 EBADF (Bad file descriptor) [pid 358] close(20) = -1 EBADF (Bad file descriptor) [pid 358] close(21) = -1 EBADF (Bad file descriptor) [pid 358] close(22) = -1 EBADF (Bad file descriptor) [pid 358] close(23) = -1 EBADF (Bad file descriptor) [pid 358] close(24) = -1 EBADF (Bad file descriptor) [pid 358] close(25) = -1 EBADF (Bad file descriptor) [pid 358] close(26) = -1 EBADF (Bad file descriptor) [pid 358] close(27) = -1 EBADF (Bad file descriptor) [pid 358] close(28) = -1 EBADF (Bad file descriptor) [pid 358] close(29) = -1 EBADF (Bad file descriptor) [pid 358] exit_group(0) = ? [pid 358] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./59/binderfs") = 0 [pid 298] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./59/cgroup.net") = 0 [pid 298] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./59/cgroup.cpu") = 0 [pid 298] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./59/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./59") = 0 [pid 298] mkdir("./60", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x555574184760, 24) = 0 [pid 359] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 62 [pid 359] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 359] chdir("./60") = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 359] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 359] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 359] close(3) = 0 [pid 359] symlink("/dev/binderfs", "./binderfs") = 0 [pid 359] write(1, "executing program\n", 18) = 18 [pid 359] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 359] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 359] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 359] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 359] close(3) = 0 [pid 359] close(4) = 0 [pid 359] close(5) = -1 EBADF (Bad file descriptor) [pid 359] close(6) = -1 EBADF (Bad file descriptor) [pid 359] close(7) = -1 EBADF (Bad file descriptor) [pid 359] close(8) = -1 EBADF (Bad file descriptor) [pid 359] close(9) = -1 EBADF (Bad file descriptor) [pid 359] close(10) = -1 EBADF (Bad file descriptor) [pid 359] close(11) = -1 EBADF (Bad file descriptor) [pid 359] close(12) = -1 EBADF (Bad file descriptor) [pid 359] close(13) = -1 EBADF (Bad file descriptor) [pid 359] close(14) = -1 EBADF (Bad file descriptor) [pid 359] close(15) = -1 EBADF (Bad file descriptor) [pid 359] close(16) = -1 EBADF (Bad file descriptor) [pid 359] close(17) = -1 EBADF (Bad file descriptor) [pid 359] close(18) = -1 EBADF (Bad file descriptor) [pid 359] close(19) = -1 EBADF (Bad file descriptor) [pid 359] close(20) = -1 EBADF (Bad file descriptor) [pid 359] close(21) = -1 EBADF (Bad file descriptor) [pid 359] close(22) = -1 EBADF (Bad file descriptor) [pid 359] close(23) = -1 EBADF (Bad file descriptor) [pid 359] close(24) = -1 EBADF (Bad file descriptor) [pid 359] close(25) = -1 EBADF (Bad file descriptor) [pid 359] close(26) = -1 EBADF (Bad file descriptor) [pid 359] close(27) = -1 EBADF (Bad file descriptor) [pid 359] close(28) = -1 EBADF (Bad file descriptor) [pid 359] close(29) = -1 EBADF (Bad file descriptor) [pid 359] exit_group(0) = ? [pid 359] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./60/binderfs") = 0 [pid 298] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./60/cgroup.net") = 0 [pid 298] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./60/cgroup.cpu") = 0 [pid 298] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./60/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./60") = 0 [pid 298] mkdir("./61", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 360 attached , child_tidptr=0x555574184750) = 63 [pid 360] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 360] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 360] chdir("./61") = 0 [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 360] setpgid(0, 0) = 0 [pid 360] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 360] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 360] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 360] write(3, "1000", 4) = 4 [pid 360] close(3) = 0 [pid 360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 360] write(1, "executing program\n", 18) = 18 executing program [pid 360] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 360] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 360] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 360] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 360] close(3) = 0 [pid 360] close(4) = 0 [pid 360] close(5) = -1 EBADF (Bad file descriptor) [pid 360] close(6) = -1 EBADF (Bad file descriptor) [pid 360] close(7) = -1 EBADF (Bad file descriptor) [pid 360] close(8) = -1 EBADF (Bad file descriptor) [pid 360] close(9) = -1 EBADF (Bad file descriptor) [pid 360] close(10) = -1 EBADF (Bad file descriptor) [pid 360] close(11) = -1 EBADF (Bad file descriptor) [pid 360] close(12) = -1 EBADF (Bad file descriptor) [pid 360] close(13) = -1 EBADF (Bad file descriptor) [pid 360] close(14) = -1 EBADF (Bad file descriptor) [pid 360] close(15) = -1 EBADF (Bad file descriptor) [pid 360] close(16) = -1 EBADF (Bad file descriptor) [pid 360] close(17) = -1 EBADF (Bad file descriptor) [pid 360] close(18) = -1 EBADF (Bad file descriptor) [pid 360] close(19) = -1 EBADF (Bad file descriptor) [pid 360] close(20) = -1 EBADF (Bad file descriptor) [pid 360] close(21) = -1 EBADF (Bad file descriptor) [pid 360] close(22) = -1 EBADF (Bad file descriptor) [pid 360] close(23) = -1 EBADF (Bad file descriptor) [pid 360] close(24) = -1 EBADF (Bad file descriptor) [pid 360] close(25) = -1 EBADF (Bad file descriptor) [pid 360] close(26) = -1 EBADF (Bad file descriptor) [pid 360] close(27) = -1 EBADF (Bad file descriptor) [pid 360] close(28) = -1 EBADF (Bad file descriptor) [pid 360] close(29) = -1 EBADF (Bad file descriptor) [pid 360] exit_group(0) = ? [pid 360] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./61/binderfs") = 0 [pid 298] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./61/cgroup.net") = 0 [pid 298] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./61/cgroup.cpu") = 0 [pid 298] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./61/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./61") = 0 [pid 298] mkdir("./62", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x555574184760, 24) = 0 [pid 361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 64 [pid 361] chdir("./62") = 0 [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 361] <... prctl resumed>) = 0 [pid 361] setpgid(0, 0) = 0 [pid 361] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 361] <... symlink resumed>) = 0 [pid 361] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 361] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 361] write(3, "1000", 4) = 4 [pid 361] close(3) = 0 [pid 361] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 361] write(1, "executing program\n", 18) = 18 [pid 361] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 361] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 361] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 361] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 361] close(3) = 0 [pid 361] close(4) = 0 [pid 361] close(5) = -1 EBADF (Bad file descriptor) [pid 361] close(6) = -1 EBADF (Bad file descriptor) [pid 361] close(7) = -1 EBADF (Bad file descriptor) [pid 361] close(8) = -1 EBADF (Bad file descriptor) [pid 361] close(9) = -1 EBADF (Bad file descriptor) [pid 361] close(10) = -1 EBADF (Bad file descriptor) [pid 361] close(11) = -1 EBADF (Bad file descriptor) [pid 361] close(12) = -1 EBADF (Bad file descriptor) [pid 361] close(13) = -1 EBADF (Bad file descriptor) [pid 361] close(14) = -1 EBADF (Bad file descriptor) [pid 361] close(15) = -1 EBADF (Bad file descriptor) [pid 361] close(16) = -1 EBADF (Bad file descriptor) [pid 361] close(17) = -1 EBADF (Bad file descriptor) [pid 361] close(18) = -1 EBADF (Bad file descriptor) [pid 361] close(19) = -1 EBADF (Bad file descriptor) [pid 361] close(20) = -1 EBADF (Bad file descriptor) [pid 361] close(21) = -1 EBADF (Bad file descriptor) [pid 361] close(22) = -1 EBADF (Bad file descriptor) [pid 361] close(23) = -1 EBADF (Bad file descriptor) [pid 361] close(24) = -1 EBADF (Bad file descriptor) [pid 361] close(25) = -1 EBADF (Bad file descriptor) [pid 361] close(26) = -1 EBADF (Bad file descriptor) [pid 361] close(27) = -1 EBADF (Bad file descriptor) [pid 361] close(28) = -1 EBADF (Bad file descriptor) [pid 361] close(29) = -1 EBADF (Bad file descriptor) [pid 361] exit_group(0) = ? [pid 361] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./62/binderfs") = 0 [pid 298] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./62/cgroup.net") = 0 [pid 298] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./62/cgroup.cpu") = 0 [pid 298] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./62/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./62") = 0 [pid 298] mkdir("./63", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 362 attached , child_tidptr=0x555574184750) = 65 [pid 362] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 362] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 362] chdir("./63") = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 362] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 362] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] symlink("/dev/binderfs", "./binderfs") = 0 [pid 362] write(1, "executing program\n", 18) = 18 [pid 362] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 362] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 362] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 362] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 362] close(3) = 0 [pid 362] close(4) = 0 [pid 362] close(5) = -1 EBADF (Bad file descriptor) [pid 362] close(6) = -1 EBADF (Bad file descriptor) [pid 362] close(7) = -1 EBADF (Bad file descriptor) [pid 362] close(8) = -1 EBADF (Bad file descriptor) [pid 362] close(9) = -1 EBADF (Bad file descriptor) [pid 362] close(10) = -1 EBADF (Bad file descriptor) [pid 362] close(11) = -1 EBADF (Bad file descriptor) [pid 362] close(12) = -1 EBADF (Bad file descriptor) [pid 362] close(13) = -1 EBADF (Bad file descriptor) [pid 362] close(14) = -1 EBADF (Bad file descriptor) [pid 362] close(15) = -1 EBADF (Bad file descriptor) [pid 362] close(16) = -1 EBADF (Bad file descriptor) [pid 362] close(17) = -1 EBADF (Bad file descriptor) [pid 362] close(18) = -1 EBADF (Bad file descriptor) [pid 362] close(19) = -1 EBADF (Bad file descriptor) [pid 362] close(20) = -1 EBADF (Bad file descriptor) [pid 362] close(21) = -1 EBADF (Bad file descriptor) [pid 362] close(22) = -1 EBADF (Bad file descriptor) [pid 362] close(23) = -1 EBADF (Bad file descriptor) [pid 362] close(24) = -1 EBADF (Bad file descriptor) [pid 362] close(25) = -1 EBADF (Bad file descriptor) [pid 362] close(26) = -1 EBADF (Bad file descriptor) [pid 362] close(27) = -1 EBADF (Bad file descriptor) [pid 362] close(28) = -1 EBADF (Bad file descriptor) [pid 362] close(29) = -1 EBADF (Bad file descriptor) [pid 362] exit_group(0) = ? [pid 362] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./63/binderfs") = 0 [pid 298] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./63/cgroup.net") = 0 [pid 298] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./63/cgroup.cpu") = 0 [pid 298] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./63/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./63") = 0 [pid 298] mkdir("./64", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 66 [pid 363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 363] chdir("./64" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 363] <... chdir resumed>) = 0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 363] <... prctl resumed>) = 0 [pid 363] setpgid(0, 0) = 0 [pid 363] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 363] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 363] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 363] write(3, "1000", 4) = 4 [pid 363] close(3) = 0 [pid 363] symlink("/dev/binderfs", "./binderfs") = 0 [pid 363] write(1, "executing program\n", 18) = 18 executing program [pid 363] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 363] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 363] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 363] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 363] close(3) = 0 [pid 363] close(4) = 0 [pid 363] close(5) = -1 EBADF (Bad file descriptor) [pid 363] close(6) = -1 EBADF (Bad file descriptor) [pid 363] close(7) = -1 EBADF (Bad file descriptor) [pid 363] close(8) = -1 EBADF (Bad file descriptor) [pid 363] close(9) = -1 EBADF (Bad file descriptor) [pid 363] close(10) = -1 EBADF (Bad file descriptor) [pid 363] close(11) = -1 EBADF (Bad file descriptor) [pid 363] close(12) = -1 EBADF (Bad file descriptor) [pid 363] close(13) = -1 EBADF (Bad file descriptor) [pid 363] close(14) = -1 EBADF (Bad file descriptor) [pid 363] close(15) = -1 EBADF (Bad file descriptor) [pid 363] close(16) = -1 EBADF (Bad file descriptor) [pid 363] close(17) = -1 EBADF (Bad file descriptor) [pid 363] close(18) = -1 EBADF (Bad file descriptor) [pid 363] close(19) = -1 EBADF (Bad file descriptor) [pid 363] close(20) = -1 EBADF (Bad file descriptor) [pid 363] close(21) = -1 EBADF (Bad file descriptor) [pid 363] close(22) = -1 EBADF (Bad file descriptor) [pid 363] close(23) = -1 EBADF (Bad file descriptor) [pid 363] close(24) = -1 EBADF (Bad file descriptor) [pid 363] close(25) = -1 EBADF (Bad file descriptor) [pid 363] close(26) = -1 EBADF (Bad file descriptor) [pid 363] close(27) = -1 EBADF (Bad file descriptor) [pid 363] close(28) = -1 EBADF (Bad file descriptor) [pid 363] close(29) = -1 EBADF (Bad file descriptor) [pid 363] exit_group(0) = ? [pid 363] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./64/binderfs") = 0 [pid 298] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./64/cgroup.net") = 0 [pid 298] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./64/cgroup.cpu") = 0 [pid 298] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./64/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./64") = 0 [pid 298] mkdir("./65", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 364 attached , child_tidptr=0x555574184750) = 67 [pid 364] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 364] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 364] chdir("./65") = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] setpgid(0, 0) = 0 [pid 364] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 364] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 364] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 364] write(3, "1000", 4) = 4 [pid 364] close(3) = 0 [pid 364] symlink("/dev/binderfs", "./binderfs") = 0 [pid 364] write(1, "executing program\n", 18) = 18 [pid 364] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 364] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 364] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 364] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 364] close(3) = 0 [pid 364] close(4) = 0 [pid 364] close(5) = -1 EBADF (Bad file descriptor) [pid 364] close(6) = -1 EBADF (Bad file descriptor) [pid 364] close(7) = -1 EBADF (Bad file descriptor) [pid 364] close(8) = -1 EBADF (Bad file descriptor) [pid 364] close(9) = -1 EBADF (Bad file descriptor) [pid 364] close(10) = -1 EBADF (Bad file descriptor) [pid 364] close(11) = -1 EBADF (Bad file descriptor) [pid 364] close(12) = -1 EBADF (Bad file descriptor) [pid 364] close(13) = -1 EBADF (Bad file descriptor) [pid 364] close(14) = -1 EBADF (Bad file descriptor) [pid 364] close(15) = -1 EBADF (Bad file descriptor) [pid 364] close(16) = -1 EBADF (Bad file descriptor) [pid 364] close(17) = -1 EBADF (Bad file descriptor) [pid 364] close(18) = -1 EBADF (Bad file descriptor) [pid 364] close(19) = -1 EBADF (Bad file descriptor) [pid 364] close(20) = -1 EBADF (Bad file descriptor) [pid 364] close(21) = -1 EBADF (Bad file descriptor) [pid 364] close(22) = -1 EBADF (Bad file descriptor) [pid 364] close(23) = -1 EBADF (Bad file descriptor) [pid 364] close(24) = -1 EBADF (Bad file descriptor) [pid 364] close(25) = -1 EBADF (Bad file descriptor) [pid 364] close(26) = -1 EBADF (Bad file descriptor) [pid 364] close(27) = -1 EBADF (Bad file descriptor) [pid 364] close(28) = -1 EBADF (Bad file descriptor) [pid 364] close(29) = -1 EBADF (Bad file descriptor) [pid 364] exit_group(0) = ? [pid 364] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./65/binderfs") = 0 [pid 298] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./65/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./65/cgroup.net") = 0 [pid 298] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./65/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./65/cgroup.cpu") = 0 [pid 298] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./65/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./65/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./65") = 0 [pid 298] mkdir("./66", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 365 attached [pid 365] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 68 [pid 365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 365] chdir("./66") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] setpgid(0, 0) = 0 [pid 365] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 365] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 365] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 365] write(3, "1000", 4) = 4 [pid 365] close(3) = 0 [pid 365] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 365] write(1, "executing program\n", 18) = 18 [pid 365] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 365] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 365] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 365] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 365] close(3) = 0 [pid 365] close(4) = 0 [pid 365] close(5) = -1 EBADF (Bad file descriptor) [pid 365] close(6) = -1 EBADF (Bad file descriptor) [pid 365] close(7) = -1 EBADF (Bad file descriptor) [pid 365] close(8) = -1 EBADF (Bad file descriptor) [pid 365] close(9) = -1 EBADF (Bad file descriptor) [pid 365] close(10) = -1 EBADF (Bad file descriptor) [pid 365] close(11) = -1 EBADF (Bad file descriptor) [pid 365] close(12) = -1 EBADF (Bad file descriptor) [pid 365] close(13) = -1 EBADF (Bad file descriptor) [pid 365] close(14) = -1 EBADF (Bad file descriptor) [pid 365] close(15) = -1 EBADF (Bad file descriptor) [pid 365] close(16) = -1 EBADF (Bad file descriptor) [pid 365] close(17) = -1 EBADF (Bad file descriptor) [pid 365] close(18) = -1 EBADF (Bad file descriptor) [pid 365] close(19) = -1 EBADF (Bad file descriptor) [pid 365] close(20) = -1 EBADF (Bad file descriptor) [pid 365] close(21) = -1 EBADF (Bad file descriptor) [pid 365] close(22) = -1 EBADF (Bad file descriptor) [pid 365] close(23) = -1 EBADF (Bad file descriptor) [pid 365] close(24) = -1 EBADF (Bad file descriptor) [pid 365] close(25) = -1 EBADF (Bad file descriptor) [pid 365] close(26) = -1 EBADF (Bad file descriptor) [pid 365] close(27) = -1 EBADF (Bad file descriptor) [pid 365] close(28) = -1 EBADF (Bad file descriptor) [pid 365] close(29) = -1 EBADF (Bad file descriptor) [pid 365] exit_group(0) = ? [pid 365] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./66/binderfs") = 0 [pid 298] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./66/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./66/cgroup.net") = 0 [pid 298] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./66/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./66/cgroup.cpu") = 0 [pid 298] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./66/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./66/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./66") = 0 [pid 298] mkdir("./67", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 366 attached [pid 366] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 69 [pid 366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 366] chdir("./67" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 366] <... chdir resumed>) = 0 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 366] <... setpgid resumed>) = 0 [pid 366] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 366] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 366] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 366] write(3, "1000", 4) = 4 [pid 366] close(3) = 0 [pid 366] symlink("/dev/binderfs", "./binderfs") = 0 [pid 366] write(1, "executing program\n", 18) = 18 executing program [pid 366] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 366] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 366] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 366] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 366] close(3) = 0 [pid 366] close(4) = 0 [pid 366] close(5) = -1 EBADF (Bad file descriptor) [pid 366] close(6) = -1 EBADF (Bad file descriptor) [pid 366] close(7) = -1 EBADF (Bad file descriptor) [pid 366] close(8) = -1 EBADF (Bad file descriptor) [pid 366] close(9) = -1 EBADF (Bad file descriptor) [pid 366] close(10) = -1 EBADF (Bad file descriptor) [pid 366] close(11) = -1 EBADF (Bad file descriptor) [pid 366] close(12) = -1 EBADF (Bad file descriptor) [pid 366] close(13) = -1 EBADF (Bad file descriptor) [pid 366] close(14) = -1 EBADF (Bad file descriptor) [pid 366] close(15) = -1 EBADF (Bad file descriptor) [pid 366] close(16) = -1 EBADF (Bad file descriptor) [pid 366] close(17) = -1 EBADF (Bad file descriptor) [pid 366] close(18) = -1 EBADF (Bad file descriptor) [pid 366] close(19) = -1 EBADF (Bad file descriptor) [pid 366] close(20) = -1 EBADF (Bad file descriptor) [pid 366] close(21) = -1 EBADF (Bad file descriptor) [pid 366] close(22) = -1 EBADF (Bad file descriptor) [pid 366] close(23) = -1 EBADF (Bad file descriptor) [pid 366] close(24) = -1 EBADF (Bad file descriptor) [pid 366] close(25) = -1 EBADF (Bad file descriptor) [pid 366] close(26) = -1 EBADF (Bad file descriptor) [pid 366] close(27) = -1 EBADF (Bad file descriptor) [pid 366] close(28) = -1 EBADF (Bad file descriptor) [pid 366] close(29) = -1 EBADF (Bad file descriptor) [pid 366] exit_group(0) = ? [pid 366] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./67/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./67/binderfs") = 0 [pid 298] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./67/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./67/cgroup.net") = 0 [pid 298] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./67/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./67/cgroup.cpu") = 0 [pid 298] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./67/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./67/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./67") = 0 [pid 298] mkdir("./68", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 70 [pid 367] <... set_robust_list resumed>) = 0 [pid 367] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 367] chdir("./68" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 367] <... chdir resumed>) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 367] setpgid(0, 0) = 0 [pid 367] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 367] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 367] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] symlink("/dev/binderfs", "./binderfs") = 0 [pid 367] write(1, "executing program\n", 18) = 18 executing program [pid 367] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 367] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 367] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 367] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 367] close(3) = 0 [pid 367] close(4) = 0 [pid 367] close(5) = -1 EBADF (Bad file descriptor) [pid 367] close(6) = -1 EBADF (Bad file descriptor) [pid 367] close(7) = -1 EBADF (Bad file descriptor) [pid 367] close(8) = -1 EBADF (Bad file descriptor) [pid 367] close(9) = -1 EBADF (Bad file descriptor) [pid 367] close(10) = -1 EBADF (Bad file descriptor) [pid 367] close(11) = -1 EBADF (Bad file descriptor) [pid 367] close(12) = -1 EBADF (Bad file descriptor) [pid 367] close(13) = -1 EBADF (Bad file descriptor) [pid 367] close(14) = -1 EBADF (Bad file descriptor) [pid 367] close(15) = -1 EBADF (Bad file descriptor) [pid 367] close(16) = -1 EBADF (Bad file descriptor) [pid 367] close(17) = -1 EBADF (Bad file descriptor) [pid 367] close(18) = -1 EBADF (Bad file descriptor) [pid 367] close(19) = -1 EBADF (Bad file descriptor) [pid 367] close(20) = -1 EBADF (Bad file descriptor) [pid 367] close(21) = -1 EBADF (Bad file descriptor) [pid 367] close(22) = -1 EBADF (Bad file descriptor) [pid 367] close(23) = -1 EBADF (Bad file descriptor) [pid 367] close(24) = -1 EBADF (Bad file descriptor) [pid 367] close(25) = -1 EBADF (Bad file descriptor) [pid 367] close(26) = -1 EBADF (Bad file descriptor) [pid 367] close(27) = -1 EBADF (Bad file descriptor) [pid 367] close(28) = -1 EBADF (Bad file descriptor) [pid 367] close(29) = -1 EBADF (Bad file descriptor) [pid 367] exit_group(0) = ? [pid 367] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./68/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./68/binderfs") = 0 [pid 298] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./68/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./68/cgroup.net") = 0 [pid 298] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./68/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./68/cgroup.cpu") = 0 [pid 298] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./68/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./68/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./68") = 0 [pid 298] mkdir("./69", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 368 attached [pid 368] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 71 [pid 368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 368] chdir("./69") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0) = 0 [pid 368] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 368] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 368] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3) = 0 [pid 368] symlink("/dev/binderfs", "./binderfs") = 0 [pid 368] write(1, "executing program\n", 18) = 18 executing program [pid 368] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 368] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 368] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 368] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 368] close(3) = 0 [pid 368] close(4) = 0 [pid 368] close(5) = -1 EBADF (Bad file descriptor) [pid 368] close(6) = -1 EBADF (Bad file descriptor) [pid 368] close(7) = -1 EBADF (Bad file descriptor) [pid 368] close(8) = -1 EBADF (Bad file descriptor) [pid 368] close(9) = -1 EBADF (Bad file descriptor) [pid 368] close(10) = -1 EBADF (Bad file descriptor) [pid 368] close(11) = -1 EBADF (Bad file descriptor) [pid 368] close(12) = -1 EBADF (Bad file descriptor) [pid 368] close(13) = -1 EBADF (Bad file descriptor) [pid 368] close(14) = -1 EBADF (Bad file descriptor) [pid 368] close(15) = -1 EBADF (Bad file descriptor) [pid 368] close(16) = -1 EBADF (Bad file descriptor) [pid 368] close(17) = -1 EBADF (Bad file descriptor) [pid 368] close(18) = -1 EBADF (Bad file descriptor) [pid 368] close(19) = -1 EBADF (Bad file descriptor) [pid 368] close(20) = -1 EBADF (Bad file descriptor) [pid 368] close(21) = -1 EBADF (Bad file descriptor) [pid 368] close(22) = -1 EBADF (Bad file descriptor) [pid 368] close(23) = -1 EBADF (Bad file descriptor) [pid 368] close(24) = -1 EBADF (Bad file descriptor) [pid 368] close(25) = -1 EBADF (Bad file descriptor) [pid 368] close(26) = -1 EBADF (Bad file descriptor) [pid 368] close(27) = -1 EBADF (Bad file descriptor) [pid 368] close(28) = -1 EBADF (Bad file descriptor) [pid 368] close(29) = -1 EBADF (Bad file descriptor) [pid 368] exit_group(0) = ? [pid 368] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./69/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./69/binderfs") = 0 [pid 298] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./69/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./69/cgroup.net") = 0 [pid 298] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./69/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./69/cgroup.cpu") = 0 [pid 298] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./69/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./69/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./69") = 0 [pid 298] mkdir("./70", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 72 [pid 369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 369] chdir("./70") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 369] <... prctl resumed>) = 0 [pid 369] setpgid(0, 0) = 0 [pid 369] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 369] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 369] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 369] write(3, "1000", 4) = 4 [pid 369] close(3) = 0 [pid 369] symlink("/dev/binderfs", "./binderfs") = 0 [pid 369] write(1, "executing program\n", 18) = 18 [pid 369] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 369] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 369] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 369] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 369] close(3) = 0 [pid 369] close(4) = 0 [pid 369] close(5) = -1 EBADF (Bad file descriptor) [pid 369] close(6) = -1 EBADF (Bad file descriptor) [pid 369] close(7) = -1 EBADF (Bad file descriptor) [pid 369] close(8) = -1 EBADF (Bad file descriptor) [pid 369] close(9) = -1 EBADF (Bad file descriptor) [pid 369] close(10) = -1 EBADF (Bad file descriptor) [pid 369] close(11) = -1 EBADF (Bad file descriptor) [pid 369] close(12) = -1 EBADF (Bad file descriptor) [pid 369] close(13) = -1 EBADF (Bad file descriptor) [pid 369] close(14) = -1 EBADF (Bad file descriptor) [pid 369] close(15) = -1 EBADF (Bad file descriptor) [pid 369] close(16) = -1 EBADF (Bad file descriptor) [pid 369] close(17) = -1 EBADF (Bad file descriptor) [pid 369] close(18) = -1 EBADF (Bad file descriptor) [pid 369] close(19) = -1 EBADF (Bad file descriptor) [pid 369] close(20) = -1 EBADF (Bad file descriptor) [pid 369] close(21) = -1 EBADF (Bad file descriptor) [pid 369] close(22) = -1 EBADF (Bad file descriptor) [pid 369] close(23) = -1 EBADF (Bad file descriptor) [pid 369] close(24) = -1 EBADF (Bad file descriptor) [pid 369] close(25) = -1 EBADF (Bad file descriptor) [pid 369] close(26) = -1 EBADF (Bad file descriptor) [pid 369] close(27) = -1 EBADF (Bad file descriptor) [pid 369] close(28) = -1 EBADF (Bad file descriptor) [pid 369] close(29) = -1 EBADF (Bad file descriptor) [pid 369] exit_group(0) = ? [pid 369] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./70/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./70/binderfs") = 0 [pid 298] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./70/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./70/cgroup.net") = 0 [pid 298] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./70/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./70/cgroup.cpu") = 0 [pid 298] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./70/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./70/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./70") = 0 [pid 298] mkdir("./71", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 370 attached [pid 370] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 73 [pid 370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 370] chdir("./71" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 370] <... chdir resumed>) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 370] setpgid(0, 0) = 0 [pid 370] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 370] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 370] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3) = 0 [pid 370] symlink("/dev/binderfs", "./binderfs") = 0 [pid 370] write(1, "executing program\n", 18) = 18 [pid 370] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 370] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 370] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 370] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 370] close(3) = 0 [pid 370] close(4) = 0 [pid 370] close(5) = -1 EBADF (Bad file descriptor) [pid 370] close(6) = -1 EBADF (Bad file descriptor) [pid 370] close(7) = -1 EBADF (Bad file descriptor) [pid 370] close(8) = -1 EBADF (Bad file descriptor) [pid 370] close(9) = -1 EBADF (Bad file descriptor) [pid 370] close(10) = -1 EBADF (Bad file descriptor) [pid 370] close(11) = -1 EBADF (Bad file descriptor) [pid 370] close(12) = -1 EBADF (Bad file descriptor) [pid 370] close(13) = -1 EBADF (Bad file descriptor) [pid 370] close(14) = -1 EBADF (Bad file descriptor) [pid 370] close(15) = -1 EBADF (Bad file descriptor) [pid 370] close(16) = -1 EBADF (Bad file descriptor) [pid 370] close(17) = -1 EBADF (Bad file descriptor) [pid 370] close(18) = -1 EBADF (Bad file descriptor) [pid 370] close(19) = -1 EBADF (Bad file descriptor) [pid 370] close(20) = -1 EBADF (Bad file descriptor) [pid 370] close(21) = -1 EBADF (Bad file descriptor) [pid 370] close(22) = -1 EBADF (Bad file descriptor) [pid 370] close(23) = -1 EBADF (Bad file descriptor) [pid 370] close(24) = -1 EBADF (Bad file descriptor) [pid 370] close(25) = -1 EBADF (Bad file descriptor) [pid 370] close(26) = -1 EBADF (Bad file descriptor) [pid 370] close(27) = -1 EBADF (Bad file descriptor) [pid 370] close(28) = -1 EBADF (Bad file descriptor) [pid 370] close(29) = -1 EBADF (Bad file descriptor) [pid 370] exit_group(0) = ? [pid 370] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./71/binderfs") = 0 [pid 298] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./71/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./71/cgroup.net") = 0 [pid 298] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./71/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./71/cgroup.cpu") = 0 [pid 298] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./71/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./71/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./71") = 0 [pid 298] mkdir("./72", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 371 attached , child_tidptr=0x555574184750) = 74 [pid 371] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 371] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 371] chdir("./72") = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 371] setpgid(0, 0) = 0 [pid 371] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 371] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 371] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 371] write(3, "1000", 4) = 4 [pid 371] close(3) = 0 [pid 371] symlink("/dev/binderfs", "./binderfs") = 0 [pid 371] write(1, "executing program\n", 18) = 18 executing program [pid 371] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 371] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 371] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 371] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 371] close(3) = 0 [pid 371] close(4) = 0 [pid 371] close(5) = -1 EBADF (Bad file descriptor) [pid 371] close(6) = -1 EBADF (Bad file descriptor) [pid 371] close(7) = -1 EBADF (Bad file descriptor) [pid 371] close(8) = -1 EBADF (Bad file descriptor) [pid 371] close(9) = -1 EBADF (Bad file descriptor) [pid 371] close(10) = -1 EBADF (Bad file descriptor) [pid 371] close(11) = -1 EBADF (Bad file descriptor) [pid 371] close(12) = -1 EBADF (Bad file descriptor) [pid 371] close(13) = -1 EBADF (Bad file descriptor) [pid 371] close(14) = -1 EBADF (Bad file descriptor) [pid 371] close(15) = -1 EBADF (Bad file descriptor) [pid 371] close(16) = -1 EBADF (Bad file descriptor) [pid 371] close(17) = -1 EBADF (Bad file descriptor) [pid 371] close(18) = -1 EBADF (Bad file descriptor) [pid 371] close(19) = -1 EBADF (Bad file descriptor) [pid 371] close(20) = -1 EBADF (Bad file descriptor) [pid 371] close(21) = -1 EBADF (Bad file descriptor) [pid 371] close(22) = -1 EBADF (Bad file descriptor) [pid 371] close(23) = -1 EBADF (Bad file descriptor) [pid 371] close(24) = -1 EBADF (Bad file descriptor) [pid 371] close(25) = -1 EBADF (Bad file descriptor) [pid 371] close(26) = -1 EBADF (Bad file descriptor) [pid 371] close(27) = -1 EBADF (Bad file descriptor) [pid 371] close(28) = -1 EBADF (Bad file descriptor) [pid 371] close(29) = -1 EBADF (Bad file descriptor) [pid 371] exit_group(0) = ? [pid 371] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./72/binderfs") = 0 [pid 298] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./72/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./72/cgroup.net") = 0 [pid 298] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./72/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./72/cgroup.cpu") = 0 [pid 298] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./72/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./72/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./72") = 0 [pid 298] mkdir("./73", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x555574184760, 24) = 0 [pid 372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 75 [pid 372] chdir("./73") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 372] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 372] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] symlink("/dev/binderfs", "./binderfs") = 0 [pid 372] write(1, "executing program\n", 18) = 18 executing program [pid 372] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 372] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 372] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 372] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 372] close(3) = 0 [pid 372] close(4) = 0 [pid 372] close(5) = -1 EBADF (Bad file descriptor) [pid 372] close(6) = -1 EBADF (Bad file descriptor) [pid 372] close(7) = -1 EBADF (Bad file descriptor) [pid 372] close(8) = -1 EBADF (Bad file descriptor) [pid 372] close(9) = -1 EBADF (Bad file descriptor) [pid 372] close(10) = -1 EBADF (Bad file descriptor) [pid 372] close(11) = -1 EBADF (Bad file descriptor) [pid 372] close(12) = -1 EBADF (Bad file descriptor) [pid 372] close(13) = -1 EBADF (Bad file descriptor) [pid 372] close(14) = -1 EBADF (Bad file descriptor) [pid 372] close(15) = -1 EBADF (Bad file descriptor) [pid 372] close(16) = -1 EBADF (Bad file descriptor) [pid 372] close(17) = -1 EBADF (Bad file descriptor) [pid 372] close(18) = -1 EBADF (Bad file descriptor) [pid 372] close(19) = -1 EBADF (Bad file descriptor) [pid 372] close(20) = -1 EBADF (Bad file descriptor) [pid 372] close(21) = -1 EBADF (Bad file descriptor) [pid 372] close(22) = -1 EBADF (Bad file descriptor) [pid 372] close(23) = -1 EBADF (Bad file descriptor) [pid 372] close(24) = -1 EBADF (Bad file descriptor) [pid 372] close(25) = -1 EBADF (Bad file descriptor) [pid 372] close(26) = -1 EBADF (Bad file descriptor) [pid 372] close(27) = -1 EBADF (Bad file descriptor) [pid 372] close(28) = -1 EBADF (Bad file descriptor) [pid 372] close(29) = -1 EBADF (Bad file descriptor) [pid 372] exit_group(0) = ? [pid 372] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./73/binderfs") = 0 [pid 298] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./73/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./73/cgroup.net") = 0 [pid 298] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./73/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./73/cgroup.cpu") = 0 [pid 298] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./73/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./73/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./73") = 0 [pid 298] mkdir("./74", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 373 attached [pid 373] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 76 [pid 373] <... set_robust_list resumed>) = 0 [pid 373] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 373] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 373] chdir("./74" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 373] <... chdir resumed>) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 373] setpgid(0, 0) = 0 [pid 373] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 373] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 373] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 [pid 373] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 373] write(1, "executing program\n", 18) = 18 [pid 373] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 373] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 373] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 373] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 373] close(3) = 0 [pid 373] close(4) = 0 [pid 373] close(5) = -1 EBADF (Bad file descriptor) [pid 373] close(6) = -1 EBADF (Bad file descriptor) [pid 373] close(7) = -1 EBADF (Bad file descriptor) [pid 373] close(8) = -1 EBADF (Bad file descriptor) [pid 373] close(9) = -1 EBADF (Bad file descriptor) [pid 373] close(10) = -1 EBADF (Bad file descriptor) [pid 373] close(11) = -1 EBADF (Bad file descriptor) [pid 373] close(12) = -1 EBADF (Bad file descriptor) [pid 373] close(13) = -1 EBADF (Bad file descriptor) [pid 373] close(14) = -1 EBADF (Bad file descriptor) [pid 373] close(15) = -1 EBADF (Bad file descriptor) [pid 373] close(16) = -1 EBADF (Bad file descriptor) [pid 373] close(17) = -1 EBADF (Bad file descriptor) [pid 373] close(18) = -1 EBADF (Bad file descriptor) [pid 373] close(19) = -1 EBADF (Bad file descriptor) [pid 373] close(20) = -1 EBADF (Bad file descriptor) [pid 373] close(21) = -1 EBADF (Bad file descriptor) [pid 373] close(22) = -1 EBADF (Bad file descriptor) [pid 373] close(23) = -1 EBADF (Bad file descriptor) [pid 373] close(24) = -1 EBADF (Bad file descriptor) [pid 373] close(25) = -1 EBADF (Bad file descriptor) [pid 373] close(26) = -1 EBADF (Bad file descriptor) [pid 373] close(27) = -1 EBADF (Bad file descriptor) [pid 373] close(28) = -1 EBADF (Bad file descriptor) [pid 373] close(29) = -1 EBADF (Bad file descriptor) [pid 373] exit_group(0) = ? [pid 373] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./74/binderfs") = 0 [pid 298] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./74/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./74/cgroup.net") = 0 [pid 298] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./74/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./74/cgroup.cpu") = 0 [pid 298] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./74/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./74/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./74") = 0 [pid 298] mkdir("./75", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 374 attached , child_tidptr=0x555574184750) = 77 [pid 374] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 374] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 374] chdir("./75") = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 374] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 374] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3) = 0 [pid 374] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 374] write(1, "executing program\n", 18) = 18 [pid 374] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 374] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 374] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 374] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 374] close(3) = 0 [pid 374] close(4) = 0 [pid 374] close(5) = -1 EBADF (Bad file descriptor) [pid 374] close(6) = -1 EBADF (Bad file descriptor) [pid 374] close(7) = -1 EBADF (Bad file descriptor) [pid 374] close(8) = -1 EBADF (Bad file descriptor) [pid 374] close(9) = -1 EBADF (Bad file descriptor) [pid 374] close(10) = -1 EBADF (Bad file descriptor) [pid 374] close(11) = -1 EBADF (Bad file descriptor) [pid 374] close(12) = -1 EBADF (Bad file descriptor) [pid 374] close(13) = -1 EBADF (Bad file descriptor) [pid 374] close(14) = -1 EBADF (Bad file descriptor) [pid 374] close(15) = -1 EBADF (Bad file descriptor) [pid 374] close(16) = -1 EBADF (Bad file descriptor) [pid 374] close(17) = -1 EBADF (Bad file descriptor) [pid 374] close(18) = -1 EBADF (Bad file descriptor) [pid 374] close(19) = -1 EBADF (Bad file descriptor) [pid 374] close(20) = -1 EBADF (Bad file descriptor) [pid 374] close(21) = -1 EBADF (Bad file descriptor) [pid 374] close(22) = -1 EBADF (Bad file descriptor) [pid 374] close(23) = -1 EBADF (Bad file descriptor) [pid 374] close(24) = -1 EBADF (Bad file descriptor) [pid 374] close(25) = -1 EBADF (Bad file descriptor) [pid 374] close(26) = -1 EBADF (Bad file descriptor) [pid 374] close(27) = -1 EBADF (Bad file descriptor) [pid 374] close(28) = -1 EBADF (Bad file descriptor) [pid 374] close(29) = -1 EBADF (Bad file descriptor) [pid 374] exit_group(0) = ? [pid 374] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./75/binderfs") = 0 [pid 298] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./75/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./75/cgroup.net") = 0 [pid 298] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./75/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./75/cgroup.cpu") = 0 [pid 298] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./75/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./75/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./75") = 0 [pid 298] mkdir("./76", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 78 [pid 375] <... set_robust_list resumed>) = 0 [pid 375] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 375] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 375] chdir("./76") = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [pid 375] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 375] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 375] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3) = 0 [pid 375] symlink("/dev/binderfs", "./binderfs") = 0 [pid 375] write(1, "executing program\n", 18) = 18 executing program [pid 375] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 375] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 375] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 375] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 375] close(3) = 0 [pid 375] close(4) = 0 [pid 375] close(5) = -1 EBADF (Bad file descriptor) [pid 375] close(6) = -1 EBADF (Bad file descriptor) [pid 375] close(7) = -1 EBADF (Bad file descriptor) [pid 375] close(8) = -1 EBADF (Bad file descriptor) [pid 375] close(9) = -1 EBADF (Bad file descriptor) [pid 375] close(10) = -1 EBADF (Bad file descriptor) [pid 375] close(11) = -1 EBADF (Bad file descriptor) [pid 375] close(12) = -1 EBADF (Bad file descriptor) [pid 375] close(13) = -1 EBADF (Bad file descriptor) [pid 375] close(14) = -1 EBADF (Bad file descriptor) [pid 375] close(15) = -1 EBADF (Bad file descriptor) [pid 375] close(16) = -1 EBADF (Bad file descriptor) [pid 375] close(17) = -1 EBADF (Bad file descriptor) [pid 375] close(18) = -1 EBADF (Bad file descriptor) [pid 375] close(19) = -1 EBADF (Bad file descriptor) [pid 375] close(20) = -1 EBADF (Bad file descriptor) [pid 375] close(21) = -1 EBADF (Bad file descriptor) [pid 375] close(22) = -1 EBADF (Bad file descriptor) [pid 375] close(23) = -1 EBADF (Bad file descriptor) [pid 375] close(24) = -1 EBADF (Bad file descriptor) [pid 375] close(25) = -1 EBADF (Bad file descriptor) [pid 375] close(26) = -1 EBADF (Bad file descriptor) [pid 375] close(27) = -1 EBADF (Bad file descriptor) [pid 375] close(28) = -1 EBADF (Bad file descriptor) [pid 375] close(29) = -1 EBADF (Bad file descriptor) [pid 375] exit_group(0) = ? [pid 375] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./76/binderfs") = 0 [pid 298] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./76/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./76/cgroup.net") = 0 [pid 298] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./76/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./76/cgroup.cpu") = 0 [pid 298] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./76/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./76/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./76") = 0 [pid 298] mkdir("./77", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 79 [pid 376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 376] chdir("./77" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 376] <... chdir resumed>) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] setpgid(0, 0) = 0 [pid 376] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 376] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 376] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 [pid 376] symlink("/dev/binderfs", "./binderfs") = 0 [pid 376] write(1, "executing program\n", 18) = 18 [pid 376] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 376] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 376] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 executing program [pid 376] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 376] close(3) = 0 [pid 376] close(4) = 0 [pid 376] close(5) = -1 EBADF (Bad file descriptor) [pid 376] close(6) = -1 EBADF (Bad file descriptor) [pid 376] close(7) = -1 EBADF (Bad file descriptor) [pid 376] close(8) = -1 EBADF (Bad file descriptor) [pid 376] close(9) = -1 EBADF (Bad file descriptor) [pid 376] close(10) = -1 EBADF (Bad file descriptor) [pid 376] close(11) = -1 EBADF (Bad file descriptor) [pid 376] close(12) = -1 EBADF (Bad file descriptor) [pid 376] close(13) = -1 EBADF (Bad file descriptor) [pid 376] close(14) = -1 EBADF (Bad file descriptor) [pid 376] close(15) = -1 EBADF (Bad file descriptor) [pid 376] close(16) = -1 EBADF (Bad file descriptor) [pid 376] close(17) = -1 EBADF (Bad file descriptor) [pid 376] close(18) = -1 EBADF (Bad file descriptor) [pid 376] close(19) = -1 EBADF (Bad file descriptor) [pid 376] close(20) = -1 EBADF (Bad file descriptor) [pid 376] close(21) = -1 EBADF (Bad file descriptor) [pid 376] close(22) = -1 EBADF (Bad file descriptor) [pid 376] close(23) = -1 EBADF (Bad file descriptor) [pid 376] close(24) = -1 EBADF (Bad file descriptor) [pid 376] close(25) = -1 EBADF (Bad file descriptor) [pid 376] close(26) = -1 EBADF (Bad file descriptor) [pid 376] close(27) = -1 EBADF (Bad file descriptor) [pid 376] close(28) = -1 EBADF (Bad file descriptor) [pid 376] close(29) = -1 EBADF (Bad file descriptor) [pid 376] exit_group(0) = ? [pid 376] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./77/binderfs") = 0 [pid 298] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./77/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./77/cgroup.net") = 0 [pid 298] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./77/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./77/cgroup.cpu") = 0 [pid 298] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./77/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./77/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./77") = 0 [pid 298] mkdir("./78", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x555574184760, 24) = 0 [pid 377] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 80 [pid 377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 377] chdir("./78") = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 377] <... symlink resumed>) = 0 [pid 377] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 377] <... symlink resumed>) = 0 [pid 377] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 377] symlink("/dev/binderfs", "./binderfs") = 0 [pid 377] write(1, "executing program\n", 18) = 18 executing program [pid 377] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 377] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 377] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 377] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 377] close(3) = 0 [pid 377] close(4) = 0 [pid 377] close(5) = -1 EBADF (Bad file descriptor) [pid 377] close(6) = -1 EBADF (Bad file descriptor) [pid 377] close(7) = -1 EBADF (Bad file descriptor) [pid 377] close(8) = -1 EBADF (Bad file descriptor) [pid 377] close(9) = -1 EBADF (Bad file descriptor) [pid 377] close(10) = -1 EBADF (Bad file descriptor) [pid 377] close(11) = -1 EBADF (Bad file descriptor) [pid 377] close(12) = -1 EBADF (Bad file descriptor) [pid 377] close(13) = -1 EBADF (Bad file descriptor) [pid 377] close(14) = -1 EBADF (Bad file descriptor) [pid 377] close(15) = -1 EBADF (Bad file descriptor) [pid 377] close(16) = -1 EBADF (Bad file descriptor) [pid 377] close(17) = -1 EBADF (Bad file descriptor) [pid 377] close(18) = -1 EBADF (Bad file descriptor) [pid 377] close(19) = -1 EBADF (Bad file descriptor) [pid 377] close(20) = -1 EBADF (Bad file descriptor) [pid 377] close(21) = -1 EBADF (Bad file descriptor) [pid 377] close(22) = -1 EBADF (Bad file descriptor) [pid 377] close(23) = -1 EBADF (Bad file descriptor) [pid 377] close(24) = -1 EBADF (Bad file descriptor) [pid 377] close(25) = -1 EBADF (Bad file descriptor) [pid 377] close(26) = -1 EBADF (Bad file descriptor) [pid 377] close(27) = -1 EBADF (Bad file descriptor) [pid 377] close(28) = -1 EBADF (Bad file descriptor) [pid 377] close(29) = -1 EBADF (Bad file descriptor) [pid 377] exit_group(0) = ? [pid 377] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./78/binderfs") = 0 [pid 298] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./78/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./78/cgroup.net") = 0 [pid 298] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./78/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./78/cgroup.cpu") = 0 [pid 298] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./78/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./78/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./78") = 0 [pid 298] mkdir("./79", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 378 attached [pid 378] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 81 [pid 378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 378] chdir("./79" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 378] <... chdir resumed>) = 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 0 [pid 378] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 378] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 378] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 378] close(3) = 0 [pid 378] symlink("/dev/binderfs", "./binderfs") = 0 [pid 378] write(1, "executing program\n", 18) = 18 [pid 378] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 378] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 378] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 378] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 378] close(3) = 0 [pid 378] close(4) = 0 [pid 378] close(5) = -1 EBADF (Bad file descriptor) [pid 378] close(6) = -1 EBADF (Bad file descriptor) [pid 378] close(7) = -1 EBADF (Bad file descriptor) [pid 378] close(8) = -1 EBADF (Bad file descriptor) [pid 378] close(9) = -1 EBADF (Bad file descriptor) [pid 378] close(10) = -1 EBADF (Bad file descriptor) [pid 378] close(11) = -1 EBADF (Bad file descriptor) [pid 378] close(12) = -1 EBADF (Bad file descriptor) [pid 378] close(13) = -1 EBADF (Bad file descriptor) [pid 378] close(14) = -1 EBADF (Bad file descriptor) [pid 378] close(15) = -1 EBADF (Bad file descriptor) [pid 378] close(16) = -1 EBADF (Bad file descriptor) [pid 378] close(17) = -1 EBADF (Bad file descriptor) [pid 378] close(18) = -1 EBADF (Bad file descriptor) [pid 378] close(19) = -1 EBADF (Bad file descriptor) [pid 378] close(20) = -1 EBADF (Bad file descriptor) [pid 378] close(21) = -1 EBADF (Bad file descriptor) [pid 378] close(22) = -1 EBADF (Bad file descriptor) [pid 378] close(23) = -1 EBADF (Bad file descriptor) [pid 378] close(24) = -1 EBADF (Bad file descriptor) [pid 378] close(25) = -1 EBADF (Bad file descriptor) [pid 378] close(26) = -1 EBADF (Bad file descriptor) [pid 378] close(27) = -1 EBADF (Bad file descriptor) [pid 378] close(28) = -1 EBADF (Bad file descriptor) [pid 378] close(29) = -1 EBADF (Bad file descriptor) [pid 378] exit_group(0) = ? [pid 378] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./79/binderfs") = 0 [pid 298] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./79/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./79/cgroup.net") = 0 [pid 298] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./79/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./79/cgroup.cpu") = 0 [pid 298] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./79/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./79/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./79") = 0 [pid 298] mkdir("./80", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 82 [pid 379] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 379] chdir("./80" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 379] <... chdir resumed>) = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 379] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 379] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 379] write(3, "1000", 4) = 4 [pid 379] close(3) = 0 [pid 379] symlink("/dev/binderfs", "./binderfs") = 0 [pid 379] write(1, "executing program\n", 18) = 18 [pid 379] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 379] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 379] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 379] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 379] close(3) = 0 [pid 379] close(4) = 0 [pid 379] close(5) = -1 EBADF (Bad file descriptor) [pid 379] close(6) = -1 EBADF (Bad file descriptor) [pid 379] close(7) = -1 EBADF (Bad file descriptor) [pid 379] close(8) = -1 EBADF (Bad file descriptor) [pid 379] close(9) = -1 EBADF (Bad file descriptor) [pid 379] close(10) = -1 EBADF (Bad file descriptor) [pid 379] close(11) = -1 EBADF (Bad file descriptor) [pid 379] close(12) = -1 EBADF (Bad file descriptor) [pid 379] close(13) = -1 EBADF (Bad file descriptor) [pid 379] close(14) = -1 EBADF (Bad file descriptor) [pid 379] close(15) = -1 EBADF (Bad file descriptor) [pid 379] close(16) = -1 EBADF (Bad file descriptor) [pid 379] close(17) = -1 EBADF (Bad file descriptor) [pid 379] close(18) = -1 EBADF (Bad file descriptor) [pid 379] close(19) = -1 EBADF (Bad file descriptor) [pid 379] close(20) = -1 EBADF (Bad file descriptor) [pid 379] close(21) = -1 EBADF (Bad file descriptor) [pid 379] close(22) = -1 EBADF (Bad file descriptor) [pid 379] close(23) = -1 EBADF (Bad file descriptor) [pid 379] close(24) = -1 EBADF (Bad file descriptor) [pid 379] close(25) = -1 EBADF (Bad file descriptor) [pid 379] close(26) = -1 EBADF (Bad file descriptor) [pid 379] close(27) = -1 EBADF (Bad file descriptor) [pid 379] close(28) = -1 EBADF (Bad file descriptor) [pid 379] close(29) = -1 EBADF (Bad file descriptor) [pid 379] exit_group(0) = ? [pid 379] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./80/binderfs") = 0 [pid 298] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./80/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./80/cgroup.net") = 0 [pid 298] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./80/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./80/cgroup.cpu") = 0 [pid 298] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./80/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./80/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./80") = 0 [pid 298] mkdir("./81", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 380 attached [pid 380] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 83 [pid 380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 380] chdir("./81" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 380] <... chdir resumed>) = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 380] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 380] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 380] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] symlink("/dev/binderfs", "./binderfs") = 0 [pid 380] write(1, "executing program\n", 18) = 18 executing program [pid 380] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 380] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 380] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 380] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 380] close(3) = 0 [pid 380] close(4) = 0 [pid 380] close(5) = -1 EBADF (Bad file descriptor) [pid 380] close(6) = -1 EBADF (Bad file descriptor) [pid 380] close(7) = -1 EBADF (Bad file descriptor) [pid 380] close(8) = -1 EBADF (Bad file descriptor) [pid 380] close(9) = -1 EBADF (Bad file descriptor) [pid 380] close(10) = -1 EBADF (Bad file descriptor) [pid 380] close(11) = -1 EBADF (Bad file descriptor) [pid 380] close(12) = -1 EBADF (Bad file descriptor) [pid 380] close(13) = -1 EBADF (Bad file descriptor) [pid 380] close(14) = -1 EBADF (Bad file descriptor) [pid 380] close(15) = -1 EBADF (Bad file descriptor) [pid 380] close(16) = -1 EBADF (Bad file descriptor) [pid 380] close(17) = -1 EBADF (Bad file descriptor) [pid 380] close(18) = -1 EBADF (Bad file descriptor) [pid 380] close(19) = -1 EBADF (Bad file descriptor) [pid 380] close(20) = -1 EBADF (Bad file descriptor) [pid 380] close(21) = -1 EBADF (Bad file descriptor) [pid 380] close(22) = -1 EBADF (Bad file descriptor) [pid 380] close(23) = -1 EBADF (Bad file descriptor) [pid 380] close(24) = -1 EBADF (Bad file descriptor) [pid 380] close(25) = -1 EBADF (Bad file descriptor) [pid 380] close(26) = -1 EBADF (Bad file descriptor) [pid 380] close(27) = -1 EBADF (Bad file descriptor) [pid 380] close(28) = -1 EBADF (Bad file descriptor) [pid 380] close(29) = -1 EBADF (Bad file descriptor) [pid 380] exit_group(0) = ? [pid 380] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./81/binderfs") = 0 [pid 298] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./81/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./81/cgroup.net") = 0 [pid 298] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./81/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./81/cgroup.cpu") = 0 [pid 298] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./81/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./81/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./81") = 0 [pid 298] mkdir("./82", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 84 [pid 381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 381] chdir("./82" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 381] <... chdir resumed>) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 381] setpgid(0, 0) = 0 [pid 381] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 381] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 381] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 executing program [pid 381] symlink("/dev/binderfs", "./binderfs") = 0 [pid 381] write(1, "executing program\n", 18) = 18 [pid 381] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 381] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 381] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 381] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 381] close(3) = 0 [pid 381] close(4) = 0 [pid 381] close(5) = -1 EBADF (Bad file descriptor) [pid 381] close(6) = -1 EBADF (Bad file descriptor) [pid 381] close(7) = -1 EBADF (Bad file descriptor) [pid 381] close(8) = -1 EBADF (Bad file descriptor) [pid 381] close(9) = -1 EBADF (Bad file descriptor) [pid 381] close(10) = -1 EBADF (Bad file descriptor) [pid 381] close(11) = -1 EBADF (Bad file descriptor) [pid 381] close(12) = -1 EBADF (Bad file descriptor) [pid 381] close(13) = -1 EBADF (Bad file descriptor) [pid 381] close(14) = -1 EBADF (Bad file descriptor) [pid 381] close(15) = -1 EBADF (Bad file descriptor) [pid 381] close(16) = -1 EBADF (Bad file descriptor) [pid 381] close(17) = -1 EBADF (Bad file descriptor) [pid 381] close(18) = -1 EBADF (Bad file descriptor) [pid 381] close(19) = -1 EBADF (Bad file descriptor) [pid 381] close(20) = -1 EBADF (Bad file descriptor) [pid 381] close(21) = -1 EBADF (Bad file descriptor) [pid 381] close(22) = -1 EBADF (Bad file descriptor) [pid 381] close(23) = -1 EBADF (Bad file descriptor) [pid 381] close(24) = -1 EBADF (Bad file descriptor) [pid 381] close(25) = -1 EBADF (Bad file descriptor) [pid 381] close(26) = -1 EBADF (Bad file descriptor) [pid 381] close(27) = -1 EBADF (Bad file descriptor) [pid 381] close(28) = -1 EBADF (Bad file descriptor) [pid 381] close(29) = -1 EBADF (Bad file descriptor) [pid 381] exit_group(0) = ? [pid 381] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./82/binderfs") = 0 [pid 298] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./82/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./82/cgroup.net") = 0 [pid 298] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./82/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./82/cgroup.cpu") = 0 [pid 298] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./82/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./82/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./82") = 0 [pid 298] mkdir("./83", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 85 [pid 382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 382] chdir("./83") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 382] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 382] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 382] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 0 [pid 382] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 382] write(1, "executing program\n", 18) = 18 [pid 382] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 382] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 382] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 382] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 382] close(3) = 0 [pid 382] close(4) = 0 [pid 382] close(5) = -1 EBADF (Bad file descriptor) [pid 382] close(6) = -1 EBADF (Bad file descriptor) [pid 382] close(7) = -1 EBADF (Bad file descriptor) [pid 382] close(8) = -1 EBADF (Bad file descriptor) [pid 382] close(9) = -1 EBADF (Bad file descriptor) [pid 382] close(10) = -1 EBADF (Bad file descriptor) [pid 382] close(11) = -1 EBADF (Bad file descriptor) [pid 382] close(12) = -1 EBADF (Bad file descriptor) [pid 382] close(13) = -1 EBADF (Bad file descriptor) [pid 382] close(14) = -1 EBADF (Bad file descriptor) [pid 382] close(15) = -1 EBADF (Bad file descriptor) [pid 382] close(16) = -1 EBADF (Bad file descriptor) [pid 382] close(17) = -1 EBADF (Bad file descriptor) [pid 382] close(18) = -1 EBADF (Bad file descriptor) [pid 382] close(19) = -1 EBADF (Bad file descriptor) [pid 382] close(20) = -1 EBADF (Bad file descriptor) [pid 382] close(21) = -1 EBADF (Bad file descriptor) [pid 382] close(22) = -1 EBADF (Bad file descriptor) [pid 382] close(23) = -1 EBADF (Bad file descriptor) [pid 382] close(24) = -1 EBADF (Bad file descriptor) [pid 382] close(25) = -1 EBADF (Bad file descriptor) [pid 382] close(26) = -1 EBADF (Bad file descriptor) [pid 382] close(27) = -1 EBADF (Bad file descriptor) [pid 382] close(28) = -1 EBADF (Bad file descriptor) [pid 382] close(29) = -1 EBADF (Bad file descriptor) [pid 382] exit_group(0) = ? [pid 382] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./83/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./83/binderfs") = 0 [pid 298] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./83/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./83/cgroup.net") = 0 [pid 298] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./83/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./83/cgroup.cpu") = 0 [pid 298] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./83/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./83/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./83") = 0 [pid 298] mkdir("./84", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 383 attached [pid 383] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 86 [pid 383] <... set_robust_list resumed>) = 0 [pid 383] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 383] chdir("./84" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 383] <... chdir resumed>) = 0 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 383] setpgid(0, 0) = 0 [pid 383] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 383] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 383] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 383] write(3, "1000", 4) = 4 [pid 383] close(3) = 0 [pid 383] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 383] write(1, "executing program\n", 18) = 18 [pid 383] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 383] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 383] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 383] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 383] close(3) = 0 [pid 383] close(4) = 0 [pid 383] close(5) = -1 EBADF (Bad file descriptor) [pid 383] close(6) = -1 EBADF (Bad file descriptor) [pid 383] close(7) = -1 EBADF (Bad file descriptor) [pid 383] close(8) = -1 EBADF (Bad file descriptor) [pid 383] close(9) = -1 EBADF (Bad file descriptor) [pid 383] close(10) = -1 EBADF (Bad file descriptor) [pid 383] close(11) = -1 EBADF (Bad file descriptor) [pid 383] close(12) = -1 EBADF (Bad file descriptor) [pid 383] close(13) = -1 EBADF (Bad file descriptor) [pid 383] close(14) = -1 EBADF (Bad file descriptor) [pid 383] close(15) = -1 EBADF (Bad file descriptor) [pid 383] close(16) = -1 EBADF (Bad file descriptor) [pid 383] close(17) = -1 EBADF (Bad file descriptor) [pid 383] close(18) = -1 EBADF (Bad file descriptor) [pid 383] close(19) = -1 EBADF (Bad file descriptor) [pid 383] close(20) = -1 EBADF (Bad file descriptor) [pid 383] close(21) = -1 EBADF (Bad file descriptor) [pid 383] close(22) = -1 EBADF (Bad file descriptor) [pid 383] close(23) = -1 EBADF (Bad file descriptor) [pid 383] close(24) = -1 EBADF (Bad file descriptor) [pid 383] close(25) = -1 EBADF (Bad file descriptor) [pid 383] close(26) = -1 EBADF (Bad file descriptor) [pid 383] close(27) = -1 EBADF (Bad file descriptor) [pid 383] close(28) = -1 EBADF (Bad file descriptor) [pid 383] close(29) = -1 EBADF (Bad file descriptor) [pid 383] exit_group(0) = ? [pid 383] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./84/binderfs") = 0 [pid 298] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./84/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./84/cgroup.net") = 0 [pid 298] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./84/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./84/cgroup.cpu") = 0 [pid 298] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./84/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./84/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./84") = 0 [pid 298] mkdir("./85", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 87 [pid 384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 384] chdir("./85" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 384] <... chdir resumed>) = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 384] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 384] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 [pid 384] symlink("/dev/binderfs", "./binderfs") = 0 [pid 384] write(1, "executing program\n", 18) = 18 executing program [pid 384] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 384] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 384] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 384] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 384] close(3) = 0 [pid 384] close(4) = 0 [pid 384] close(5) = -1 EBADF (Bad file descriptor) [pid 384] close(6) = -1 EBADF (Bad file descriptor) [pid 384] close(7) = -1 EBADF (Bad file descriptor) [pid 384] close(8) = -1 EBADF (Bad file descriptor) [pid 384] close(9) = -1 EBADF (Bad file descriptor) [pid 384] close(10) = -1 EBADF (Bad file descriptor) [pid 384] close(11) = -1 EBADF (Bad file descriptor) [pid 384] close(12) = -1 EBADF (Bad file descriptor) [pid 384] close(13) = -1 EBADF (Bad file descriptor) [pid 384] close(14) = -1 EBADF (Bad file descriptor) [pid 384] close(15) = -1 EBADF (Bad file descriptor) [pid 384] close(16) = -1 EBADF (Bad file descriptor) [pid 384] close(17) = -1 EBADF (Bad file descriptor) [pid 384] close(18) = -1 EBADF (Bad file descriptor) [pid 384] close(19) = -1 EBADF (Bad file descriptor) [pid 384] close(20) = -1 EBADF (Bad file descriptor) [pid 384] close(21) = -1 EBADF (Bad file descriptor) [pid 384] close(22) = -1 EBADF (Bad file descriptor) [pid 384] close(23) = -1 EBADF (Bad file descriptor) [pid 384] close(24) = -1 EBADF (Bad file descriptor) [pid 384] close(25) = -1 EBADF (Bad file descriptor) [pid 384] close(26) = -1 EBADF (Bad file descriptor) [pid 384] close(27) = -1 EBADF (Bad file descriptor) [pid 384] close(28) = -1 EBADF (Bad file descriptor) [pid 384] close(29) = -1 EBADF (Bad file descriptor) [pid 384] exit_group(0) = ? [pid 384] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./85/binderfs") = 0 [pid 298] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./85/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./85/cgroup.net") = 0 [pid 298] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./85/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./85/cgroup.cpu") = 0 [pid 298] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./85/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./85/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./85") = 0 [pid 298] mkdir("./86", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 385 attached [pid 385] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 88 [pid 385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 385] chdir("./86") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 385] setpgid(0, 0) = 0 [pid 385] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 385] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 385] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 385] write(3, "1000", 4) = 4 [pid 385] close(3) = 0 [pid 385] symlink("/dev/binderfs", "./binderfs") = 0 [pid 385] write(1, "executing program\n", 18) = 18 executing program [pid 385] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 385] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 385] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 385] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 385] close(3) = 0 [pid 385] close(4) = 0 [pid 385] close(5) = -1 EBADF (Bad file descriptor) [pid 385] close(6) = -1 EBADF (Bad file descriptor) [pid 385] close(7) = -1 EBADF (Bad file descriptor) [pid 385] close(8) = -1 EBADF (Bad file descriptor) [pid 385] close(9) = -1 EBADF (Bad file descriptor) [pid 385] close(10) = -1 EBADF (Bad file descriptor) [pid 385] close(11) = -1 EBADF (Bad file descriptor) [pid 385] close(12) = -1 EBADF (Bad file descriptor) [pid 385] close(13) = -1 EBADF (Bad file descriptor) [pid 385] close(14) = -1 EBADF (Bad file descriptor) [pid 385] close(15) = -1 EBADF (Bad file descriptor) [pid 385] close(16) = -1 EBADF (Bad file descriptor) [pid 385] close(17) = -1 EBADF (Bad file descriptor) [pid 385] close(18) = -1 EBADF (Bad file descriptor) [pid 385] close(19) = -1 EBADF (Bad file descriptor) [pid 385] close(20) = -1 EBADF (Bad file descriptor) [pid 385] close(21) = -1 EBADF (Bad file descriptor) [pid 385] close(22) = -1 EBADF (Bad file descriptor) [pid 385] close(23) = -1 EBADF (Bad file descriptor) [pid 385] close(24) = -1 EBADF (Bad file descriptor) [pid 385] close(25) = -1 EBADF (Bad file descriptor) [pid 385] close(26) = -1 EBADF (Bad file descriptor) [pid 385] close(27) = -1 EBADF (Bad file descriptor) [pid 385] close(28) = -1 EBADF (Bad file descriptor) [pid 385] close(29) = -1 EBADF (Bad file descriptor) [pid 385] exit_group(0) = ? [pid 385] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./86/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./86/binderfs") = 0 [pid 298] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./86/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./86/cgroup.net") = 0 [pid 298] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./86/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./86/cgroup.cpu") = 0 [pid 298] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./86/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./86/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./86") = 0 [pid 298] mkdir("./87", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 89 [pid 386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 386] chdir("./87" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 386] <... chdir resumed>) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 386] setpgid(0, 0) = 0 [pid 386] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 386] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 386] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 [pid 386] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 386] write(1, "executing program\n", 18) = 18 [pid 386] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 386] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 386] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 386] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 386] close(3) = 0 [pid 386] close(4) = 0 [pid 386] close(5) = -1 EBADF (Bad file descriptor) [pid 386] close(6) = -1 EBADF (Bad file descriptor) [pid 386] close(7) = -1 EBADF (Bad file descriptor) [pid 386] close(8) = -1 EBADF (Bad file descriptor) [pid 386] close(9) = -1 EBADF (Bad file descriptor) [pid 386] close(10) = -1 EBADF (Bad file descriptor) [pid 386] close(11) = -1 EBADF (Bad file descriptor) [pid 386] close(12) = -1 EBADF (Bad file descriptor) [pid 386] close(13) = -1 EBADF (Bad file descriptor) [pid 386] close(14) = -1 EBADF (Bad file descriptor) [pid 386] close(15) = -1 EBADF (Bad file descriptor) [pid 386] close(16) = -1 EBADF (Bad file descriptor) [pid 386] close(17) = -1 EBADF (Bad file descriptor) [pid 386] close(18) = -1 EBADF (Bad file descriptor) [pid 386] close(19) = -1 EBADF (Bad file descriptor) [pid 386] close(20) = -1 EBADF (Bad file descriptor) [pid 386] close(21) = -1 EBADF (Bad file descriptor) [pid 386] close(22) = -1 EBADF (Bad file descriptor) [pid 386] close(23) = -1 EBADF (Bad file descriptor) [pid 386] close(24) = -1 EBADF (Bad file descriptor) [pid 386] close(25) = -1 EBADF (Bad file descriptor) [pid 386] close(26) = -1 EBADF (Bad file descriptor) [pid 386] close(27) = -1 EBADF (Bad file descriptor) [pid 386] close(28) = -1 EBADF (Bad file descriptor) [pid 386] close(29) = -1 EBADF (Bad file descriptor) [pid 386] exit_group(0) = ? [pid 386] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./87/binderfs") = 0 [pid 298] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./87/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./87/cgroup.net") = 0 [pid 298] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./87/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./87/cgroup.cpu") = 0 [pid 298] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./87/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./87/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./87") = 0 [pid 298] mkdir("./88", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 387 attached [pid 387] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 90 [pid 387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 387] chdir("./88" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 387] <... chdir resumed>) = 0 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 387] setpgid(0, 0) = 0 [pid 387] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 387] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 387] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 387] write(3, "1000", 4) = 4 [pid 387] close(3) = 0 [pid 387] symlink("/dev/binderfs", "./binderfs") = 0 [pid 387] write(1, "executing program\n", 18) = 18 executing program [pid 387] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 387] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 387] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 387] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 387] close(3) = 0 [pid 387] close(4) = 0 [pid 387] close(5) = -1 EBADF (Bad file descriptor) [pid 387] close(6) = -1 EBADF (Bad file descriptor) [pid 387] close(7) = -1 EBADF (Bad file descriptor) [pid 387] close(8) = -1 EBADF (Bad file descriptor) [pid 387] close(9) = -1 EBADF (Bad file descriptor) [pid 387] close(10) = -1 EBADF (Bad file descriptor) [pid 387] close(11) = -1 EBADF (Bad file descriptor) [pid 387] close(12) = -1 EBADF (Bad file descriptor) [pid 387] close(13) = -1 EBADF (Bad file descriptor) [pid 387] close(14) = -1 EBADF (Bad file descriptor) [pid 387] close(15) = -1 EBADF (Bad file descriptor) [pid 387] close(16) = -1 EBADF (Bad file descriptor) [pid 387] close(17) = -1 EBADF (Bad file descriptor) [pid 387] close(18) = -1 EBADF (Bad file descriptor) [pid 387] close(19) = -1 EBADF (Bad file descriptor) [pid 387] close(20) = -1 EBADF (Bad file descriptor) [pid 387] close(21) = -1 EBADF (Bad file descriptor) [pid 387] close(22) = -1 EBADF (Bad file descriptor) [pid 387] close(23) = -1 EBADF (Bad file descriptor) [pid 387] close(24) = -1 EBADF (Bad file descriptor) [pid 387] close(25) = -1 EBADF (Bad file descriptor) [pid 387] close(26) = -1 EBADF (Bad file descriptor) [pid 387] close(27) = -1 EBADF (Bad file descriptor) [pid 387] close(28) = -1 EBADF (Bad file descriptor) [pid 387] close(29) = -1 EBADF (Bad file descriptor) [pid 387] exit_group(0) = ? [pid 387] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./88/binderfs") = 0 [pid 298] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./88/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./88/cgroup.net") = 0 [pid 298] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./88/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./88/cgroup.cpu") = 0 [pid 298] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./88/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./88/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./88") = 0 [pid 298] mkdir("./89", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 91 [pid 388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 388] chdir("./89") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] setpgid(0, 0) = 0 [pid 388] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 388] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 388] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 388] write(3, "1000", 4) = 4 [pid 388] close(3) = 0 [pid 388] symlink("/dev/binderfs", "./binderfs") = 0 [pid 388] write(1, "executing program\n", 18) = 18 executing program [pid 388] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 388] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 388] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 388] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 388] close(3) = 0 [pid 388] close(4) = 0 [pid 388] close(5) = -1 EBADF (Bad file descriptor) [pid 388] close(6) = -1 EBADF (Bad file descriptor) [pid 388] close(7) = -1 EBADF (Bad file descriptor) [pid 388] close(8) = -1 EBADF (Bad file descriptor) [pid 388] close(9) = -1 EBADF (Bad file descriptor) [pid 388] close(10) = -1 EBADF (Bad file descriptor) [pid 388] close(11) = -1 EBADF (Bad file descriptor) [pid 388] close(12) = -1 EBADF (Bad file descriptor) [pid 388] close(13) = -1 EBADF (Bad file descriptor) [pid 388] close(14) = -1 EBADF (Bad file descriptor) [pid 388] close(15) = -1 EBADF (Bad file descriptor) [pid 388] close(16) = -1 EBADF (Bad file descriptor) [pid 388] close(17) = -1 EBADF (Bad file descriptor) [pid 388] close(18) = -1 EBADF (Bad file descriptor) [pid 388] close(19) = -1 EBADF (Bad file descriptor) [pid 388] close(20) = -1 EBADF (Bad file descriptor) [pid 388] close(21) = -1 EBADF (Bad file descriptor) [pid 388] close(22) = -1 EBADF (Bad file descriptor) [pid 388] close(23) = -1 EBADF (Bad file descriptor) [pid 388] close(24) = -1 EBADF (Bad file descriptor) [pid 388] close(25) = -1 EBADF (Bad file descriptor) [pid 388] close(26) = -1 EBADF (Bad file descriptor) [pid 388] close(27) = -1 EBADF (Bad file descriptor) [pid 388] close(28) = -1 EBADF (Bad file descriptor) [pid 388] close(29) = -1 EBADF (Bad file descriptor) [pid 388] exit_group(0) = ? [pid 388] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./89/binderfs") = 0 [pid 298] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./89/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./89/cgroup.net") = 0 [pid 298] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./89/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./89/cgroup.cpu") = 0 [pid 298] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./89/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./89/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./89") = 0 [pid 298] mkdir("./90", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 389 attached [pid 389] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 92 [pid 389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 389] chdir("./90") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] setpgid(0, 0) = 0 [pid 389] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 389] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 389] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 389] write(3, "1000", 4) = 4 [pid 389] close(3) = 0 [pid 389] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 389] write(1, "executing program\n", 18) = 18 [pid 389] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 389] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 389] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 389] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 389] close(3) = 0 [pid 389] close(4) = 0 [pid 389] close(5) = -1 EBADF (Bad file descriptor) [pid 389] close(6) = -1 EBADF (Bad file descriptor) [pid 389] close(7) = -1 EBADF (Bad file descriptor) [pid 389] close(8) = -1 EBADF (Bad file descriptor) [pid 389] close(9) = -1 EBADF (Bad file descriptor) [pid 389] close(10) = -1 EBADF (Bad file descriptor) [pid 389] close(11) = -1 EBADF (Bad file descriptor) [pid 389] close(12) = -1 EBADF (Bad file descriptor) [pid 389] close(13) = -1 EBADF (Bad file descriptor) [pid 389] close(14) = -1 EBADF (Bad file descriptor) [pid 389] close(15) = -1 EBADF (Bad file descriptor) [pid 389] close(16) = -1 EBADF (Bad file descriptor) [pid 389] close(17) = -1 EBADF (Bad file descriptor) [pid 389] close(18) = -1 EBADF (Bad file descriptor) [pid 389] close(19) = -1 EBADF (Bad file descriptor) [pid 389] close(20) = -1 EBADF (Bad file descriptor) [pid 389] close(21) = -1 EBADF (Bad file descriptor) [pid 389] close(22) = -1 EBADF (Bad file descriptor) [pid 389] close(23) = -1 EBADF (Bad file descriptor) [pid 389] close(24) = -1 EBADF (Bad file descriptor) [pid 389] close(25) = -1 EBADF (Bad file descriptor) [pid 389] close(26) = -1 EBADF (Bad file descriptor) [pid 389] close(27) = -1 EBADF (Bad file descriptor) [pid 389] close(28) = -1 EBADF (Bad file descriptor) [pid 389] close(29) = -1 EBADF (Bad file descriptor) [pid 389] exit_group(0) = ? [pid 389] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./90/binderfs") = 0 [pid 298] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./90/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./90/cgroup.net") = 0 [pid 298] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./90/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./90/cgroup.cpu") = 0 [pid 298] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./90/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./90/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./90") = 0 [pid 298] mkdir("./91", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x555574184760, 24) = 0 [pid 390] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 93 [pid 390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 390] chdir("./91" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 390] <... chdir resumed>) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 390] <... prctl resumed>) = 0 [pid 390] setpgid(0, 0) = 0 [pid 390] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 390] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 390] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] write(3, "1000", 4) = 4 [pid 390] close(3) = 0 [pid 390] symlink("/dev/binderfs", "./binderfs") = 0 [pid 390] write(1, "executing program\n", 18) = 18 executing program [pid 390] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 390] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 390] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 390] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 390] close(3) = 0 [pid 390] close(4) = 0 [pid 390] close(5) = -1 EBADF (Bad file descriptor) [pid 390] close(6) = -1 EBADF (Bad file descriptor) [pid 390] close(7) = -1 EBADF (Bad file descriptor) [pid 390] close(8) = -1 EBADF (Bad file descriptor) [pid 390] close(9) = -1 EBADF (Bad file descriptor) [pid 390] close(10) = -1 EBADF (Bad file descriptor) [pid 390] close(11) = -1 EBADF (Bad file descriptor) [pid 390] close(12) = -1 EBADF (Bad file descriptor) [pid 390] close(13) = -1 EBADF (Bad file descriptor) [pid 390] close(14) = -1 EBADF (Bad file descriptor) [pid 390] close(15) = -1 EBADF (Bad file descriptor) [pid 390] close(16) = -1 EBADF (Bad file descriptor) [pid 390] close(17) = -1 EBADF (Bad file descriptor) [pid 390] close(18) = -1 EBADF (Bad file descriptor) [pid 390] close(19) = -1 EBADF (Bad file descriptor) [pid 390] close(20) = -1 EBADF (Bad file descriptor) [pid 390] close(21) = -1 EBADF (Bad file descriptor) [pid 390] close(22) = -1 EBADF (Bad file descriptor) [pid 390] close(23) = -1 EBADF (Bad file descriptor) [pid 390] close(24) = -1 EBADF (Bad file descriptor) [pid 390] close(25) = -1 EBADF (Bad file descriptor) [pid 390] close(26) = -1 EBADF (Bad file descriptor) [pid 390] close(27) = -1 EBADF (Bad file descriptor) [pid 390] close(28) = -1 EBADF (Bad file descriptor) [pid 390] close(29) = -1 EBADF (Bad file descriptor) [pid 390] exit_group(0) = ? [pid 390] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./91/binderfs") = 0 [pid 298] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./91/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./91/cgroup.net") = 0 [pid 298] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./91/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./91/cgroup.cpu") = 0 [pid 298] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./91/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./91/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./91") = 0 [pid 298] mkdir("./92", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 391 attached , child_tidptr=0x555574184750) = 94 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 391] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 391] <... set_robust_list resumed>) = 0 [pid 391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 391] chdir("./92") = 0 [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 391] setpgid(0, 0) = 0 [pid 391] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 391] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 391] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 391] write(3, "1000", 4) = 4 [pid 391] close(3) = 0 [pid 391] symlink("/dev/binderfs", "./binderfs") = 0 [pid 391] write(1, "executing program\n", 18) = 18 executing program [pid 391] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 391] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 391] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 391] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 391] close(3) = 0 [pid 391] close(4) = 0 [pid 391] close(5) = -1 EBADF (Bad file descriptor) [pid 391] close(6) = -1 EBADF (Bad file descriptor) [pid 391] close(7) = -1 EBADF (Bad file descriptor) [pid 391] close(8) = -1 EBADF (Bad file descriptor) [pid 391] close(9) = -1 EBADF (Bad file descriptor) [pid 391] close(10) = -1 EBADF (Bad file descriptor) [pid 391] close(11) = -1 EBADF (Bad file descriptor) [pid 391] close(12) = -1 EBADF (Bad file descriptor) [pid 391] close(13) = -1 EBADF (Bad file descriptor) [pid 391] close(14) = -1 EBADF (Bad file descriptor) [pid 391] close(15) = -1 EBADF (Bad file descriptor) [pid 391] close(16) = -1 EBADF (Bad file descriptor) [pid 391] close(17) = -1 EBADF (Bad file descriptor) [pid 391] close(18) = -1 EBADF (Bad file descriptor) [pid 391] close(19) = -1 EBADF (Bad file descriptor) [pid 391] close(20) = -1 EBADF (Bad file descriptor) [pid 391] close(21) = -1 EBADF (Bad file descriptor) [pid 391] close(22) = -1 EBADF (Bad file descriptor) [pid 391] close(23) = -1 EBADF (Bad file descriptor) [pid 391] close(24) = -1 EBADF (Bad file descriptor) [pid 391] close(25) = -1 EBADF (Bad file descriptor) [pid 391] close(26) = -1 EBADF (Bad file descriptor) [pid 391] close(27) = -1 EBADF (Bad file descriptor) [pid 391] close(28) = -1 EBADF (Bad file descriptor) [pid 391] close(29) = -1 EBADF (Bad file descriptor) [pid 391] exit_group(0) = ? [pid 391] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./92/binderfs") = 0 [pid 298] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./92/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./92/cgroup.net") = 0 [pid 298] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./92/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./92/cgroup.cpu") = 0 [pid 298] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./92/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./92/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./92") = 0 [pid 298] mkdir("./93", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x555574184760, 24) = 0 [pid 392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 95 [pid 392] chdir("./93") = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 392] <... prctl resumed>) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 392] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 392] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 392] write(1, "executing program\n", 18) = 18 [pid 392] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 392] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 392] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 392] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 392] close(3) = 0 [pid 392] close(4) = 0 [pid 392] close(5) = -1 EBADF (Bad file descriptor) [pid 392] close(6) = -1 EBADF (Bad file descriptor) [pid 392] close(7) = -1 EBADF (Bad file descriptor) [pid 392] close(8) = -1 EBADF (Bad file descriptor) [pid 392] close(9) = -1 EBADF (Bad file descriptor) [pid 392] close(10) = -1 EBADF (Bad file descriptor) [pid 392] close(11) = -1 EBADF (Bad file descriptor) [pid 392] close(12) = -1 EBADF (Bad file descriptor) [pid 392] close(13) = -1 EBADF (Bad file descriptor) [pid 392] close(14) = -1 EBADF (Bad file descriptor) [pid 392] close(15) = -1 EBADF (Bad file descriptor) [pid 392] close(16) = -1 EBADF (Bad file descriptor) [pid 392] close(17) = -1 EBADF (Bad file descriptor) [pid 392] close(18) = -1 EBADF (Bad file descriptor) [pid 392] close(19) = -1 EBADF (Bad file descriptor) [pid 392] close(20) = -1 EBADF (Bad file descriptor) [pid 392] close(21) = -1 EBADF (Bad file descriptor) [pid 392] close(22) = -1 EBADF (Bad file descriptor) [pid 392] close(23) = -1 EBADF (Bad file descriptor) [pid 392] close(24) = -1 EBADF (Bad file descriptor) [pid 392] close(25) = -1 EBADF (Bad file descriptor) [pid 392] close(26) = -1 EBADF (Bad file descriptor) [pid 392] close(27) = -1 EBADF (Bad file descriptor) [pid 392] close(28) = -1 EBADF (Bad file descriptor) [pid 392] close(29) = -1 EBADF (Bad file descriptor) [pid 392] exit_group(0) = ? [pid 392] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./93/binderfs") = 0 [pid 298] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./93/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./93/cgroup.net") = 0 [pid 298] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./93/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./93/cgroup.cpu") = 0 [pid 298] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./93/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./93/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./93") = 0 [pid 298] mkdir("./94", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 393 attached , child_tidptr=0x555574184750) = 96 [pid 393] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 393] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] chdir("./94") = 0 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 393] setpgid(0, 0) = 0 [pid 393] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 393] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 393] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 393] write(3, "1000", 4) = 4 [pid 393] close(3) = 0 executing program [pid 393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 393] write(1, "executing program\n", 18) = 18 [pid 393] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 393] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 393] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 393] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 393] close(3) = 0 [pid 393] close(4) = 0 [pid 393] close(5) = -1 EBADF (Bad file descriptor) [pid 393] close(6) = -1 EBADF (Bad file descriptor) [pid 393] close(7) = -1 EBADF (Bad file descriptor) [pid 393] close(8) = -1 EBADF (Bad file descriptor) [pid 393] close(9) = -1 EBADF (Bad file descriptor) [pid 393] close(10) = -1 EBADF (Bad file descriptor) [pid 393] close(11) = -1 EBADF (Bad file descriptor) [pid 393] close(12) = -1 EBADF (Bad file descriptor) [pid 393] close(13) = -1 EBADF (Bad file descriptor) [pid 393] close(14) = -1 EBADF (Bad file descriptor) [pid 393] close(15) = -1 EBADF (Bad file descriptor) [pid 393] close(16) = -1 EBADF (Bad file descriptor) [pid 393] close(17) = -1 EBADF (Bad file descriptor) [pid 393] close(18) = -1 EBADF (Bad file descriptor) [pid 393] close(19) = -1 EBADF (Bad file descriptor) [pid 393] close(20) = -1 EBADF (Bad file descriptor) [pid 393] close(21) = -1 EBADF (Bad file descriptor) [pid 393] close(22) = -1 EBADF (Bad file descriptor) [pid 393] close(23) = -1 EBADF (Bad file descriptor) [pid 393] close(24) = -1 EBADF (Bad file descriptor) [pid 393] close(25) = -1 EBADF (Bad file descriptor) [pid 393] close(26) = -1 EBADF (Bad file descriptor) [pid 393] close(27) = -1 EBADF (Bad file descriptor) [pid 393] close(28) = -1 EBADF (Bad file descriptor) [pid 393] close(29) = -1 EBADF (Bad file descriptor) [pid 393] exit_group(0) = ? [pid 393] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./94/binderfs") = 0 [pid 298] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./94/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./94/cgroup.net") = 0 [pid 298] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./94/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./94/cgroup.cpu") = 0 [pid 298] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./94/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./94/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./94") = 0 [pid 298] mkdir("./95", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 394 attached [pid 394] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 97 [pid 394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 394] chdir("./95") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 394] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 394] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [pid 394] symlink("/dev/binderfs", "./binderfs") = 0 [pid 394] write(1, "executing program\n", 18) = 18 executing program [pid 394] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 394] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 394] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 394] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 394] close(3) = 0 [pid 394] close(4) = 0 [pid 394] close(5) = -1 EBADF (Bad file descriptor) [pid 394] close(6) = -1 EBADF (Bad file descriptor) [pid 394] close(7) = -1 EBADF (Bad file descriptor) [pid 394] close(8) = -1 EBADF (Bad file descriptor) [pid 394] close(9) = -1 EBADF (Bad file descriptor) [pid 394] close(10) = -1 EBADF (Bad file descriptor) [pid 394] close(11) = -1 EBADF (Bad file descriptor) [pid 394] close(12) = -1 EBADF (Bad file descriptor) [pid 394] close(13) = -1 EBADF (Bad file descriptor) [pid 394] close(14) = -1 EBADF (Bad file descriptor) [pid 394] close(15) = -1 EBADF (Bad file descriptor) [pid 394] close(16) = -1 EBADF (Bad file descriptor) [pid 394] close(17) = -1 EBADF (Bad file descriptor) [pid 394] close(18) = -1 EBADF (Bad file descriptor) [pid 394] close(19) = -1 EBADF (Bad file descriptor) [pid 394] close(20) = -1 EBADF (Bad file descriptor) [pid 394] close(21) = -1 EBADF (Bad file descriptor) [pid 394] close(22) = -1 EBADF (Bad file descriptor) [pid 394] close(23) = -1 EBADF (Bad file descriptor) [pid 394] close(24) = -1 EBADF (Bad file descriptor) [pid 394] close(25) = -1 EBADF (Bad file descriptor) [pid 394] close(26) = -1 EBADF (Bad file descriptor) [pid 394] close(27) = -1 EBADF (Bad file descriptor) [pid 394] close(28) = -1 EBADF (Bad file descriptor) [pid 394] close(29) = -1 EBADF (Bad file descriptor) [pid 394] exit_group(0) = ? [pid 394] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./95/binderfs") = 0 [pid 298] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./95/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./95/cgroup.net") = 0 [pid 298] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./95/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./95/cgroup.cpu") = 0 [pid 298] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./95/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./95/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./95") = 0 [pid 298] mkdir("./96", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x555574184760, 24) = 0 [pid 395] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 98 [pid 395] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 395] chdir("./96") = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 395] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 395] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3) = 0 [pid 395] symlink("/dev/binderfs", "./binderfs") = 0 [pid 395] write(1, "executing program\n", 18) = 18 executing program [pid 395] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 395] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 395] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 395] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 395] close(3) = 0 [pid 395] close(4) = 0 [pid 395] close(5) = -1 EBADF (Bad file descriptor) [pid 395] close(6) = -1 EBADF (Bad file descriptor) [pid 395] close(7) = -1 EBADF (Bad file descriptor) [pid 395] close(8) = -1 EBADF (Bad file descriptor) [pid 395] close(9) = -1 EBADF (Bad file descriptor) [pid 395] close(10) = -1 EBADF (Bad file descriptor) [pid 395] close(11) = -1 EBADF (Bad file descriptor) [pid 395] close(12) = -1 EBADF (Bad file descriptor) [pid 395] close(13) = -1 EBADF (Bad file descriptor) [pid 395] close(14) = -1 EBADF (Bad file descriptor) [pid 395] close(15) = -1 EBADF (Bad file descriptor) [pid 395] close(16) = -1 EBADF (Bad file descriptor) [pid 395] close(17) = -1 EBADF (Bad file descriptor) [pid 395] close(18) = -1 EBADF (Bad file descriptor) [pid 395] close(19) = -1 EBADF (Bad file descriptor) [pid 395] close(20) = -1 EBADF (Bad file descriptor) [pid 395] close(21) = -1 EBADF (Bad file descriptor) [pid 395] close(22) = -1 EBADF (Bad file descriptor) [pid 395] close(23) = -1 EBADF (Bad file descriptor) [pid 395] close(24) = -1 EBADF (Bad file descriptor) [pid 395] close(25) = -1 EBADF (Bad file descriptor) [pid 395] close(26) = -1 EBADF (Bad file descriptor) [pid 395] close(27) = -1 EBADF (Bad file descriptor) [pid 395] close(28) = -1 EBADF (Bad file descriptor) [pid 395] close(29) = -1 EBADF (Bad file descriptor) [pid 395] exit_group(0) = ? [pid 395] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./96/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./96/binderfs") = 0 [pid 298] umount2("./96/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./96/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./96/cgroup.net") = 0 [pid 298] umount2("./96/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./96/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./96/cgroup.cpu") = 0 [pid 298] umount2("./96/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./96/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./96/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./96") = 0 [pid 298] mkdir("./97", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 99 [pid 396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 396] chdir("./97" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 396] <... chdir resumed>) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 396] setpgid(0, 0) = 0 [pid 396] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 396] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 396] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 396] write(3, "1000", 4) = 4 [pid 396] close(3) = 0 [pid 396] symlink("/dev/binderfs", "./binderfs") = 0 [pid 396] write(1, "executing program\n", 18) = 18 executing program [pid 396] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 396] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 396] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 396] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 396] close(3) = 0 [pid 396] close(4) = 0 [pid 396] close(5) = -1 EBADF (Bad file descriptor) [pid 396] close(6) = -1 EBADF (Bad file descriptor) [pid 396] close(7) = -1 EBADF (Bad file descriptor) [pid 396] close(8) = -1 EBADF (Bad file descriptor) [pid 396] close(9) = -1 EBADF (Bad file descriptor) [pid 396] close(10) = -1 EBADF (Bad file descriptor) [pid 396] close(11) = -1 EBADF (Bad file descriptor) [pid 396] close(12) = -1 EBADF (Bad file descriptor) [pid 396] close(13) = -1 EBADF (Bad file descriptor) [pid 396] close(14) = -1 EBADF (Bad file descriptor) [pid 396] close(15) = -1 EBADF (Bad file descriptor) [pid 396] close(16) = -1 EBADF (Bad file descriptor) [pid 396] close(17) = -1 EBADF (Bad file descriptor) [pid 396] close(18) = -1 EBADF (Bad file descriptor) [pid 396] close(19) = -1 EBADF (Bad file descriptor) [pid 396] close(20) = -1 EBADF (Bad file descriptor) [pid 396] close(21) = -1 EBADF (Bad file descriptor) [pid 396] close(22) = -1 EBADF (Bad file descriptor) [pid 396] close(23) = -1 EBADF (Bad file descriptor) [pid 396] close(24) = -1 EBADF (Bad file descriptor) [pid 396] close(25) = -1 EBADF (Bad file descriptor) [pid 396] close(26) = -1 EBADF (Bad file descriptor) [pid 396] close(27) = -1 EBADF (Bad file descriptor) [pid 396] close(28) = -1 EBADF (Bad file descriptor) [pid 396] close(29) = -1 EBADF (Bad file descriptor) [pid 396] exit_group(0) = ? [pid 396] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./97/binderfs") = 0 [pid 298] umount2("./97/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./97/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./97/cgroup.net") = 0 [pid 298] umount2("./97/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./97/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./97/cgroup.cpu") = 0 [pid 298] umount2("./97/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./97/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./97/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./97") = 0 [pid 298] mkdir("./98", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 100 [pid 397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 397] chdir("./98") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 397] setpgid(0, 0) = 0 [pid 397] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 397] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 397] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 397] write(3, "1000", 4) = 4 [pid 397] close(3) = 0 [pid 397] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 397] write(1, "executing program\n", 18) = 18 [pid 397] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 397] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 397] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 397] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 397] close(3) = 0 [pid 397] close(4) = 0 [pid 397] close(5) = -1 EBADF (Bad file descriptor) [pid 397] close(6) = -1 EBADF (Bad file descriptor) [pid 397] close(7) = -1 EBADF (Bad file descriptor) [pid 397] close(8) = -1 EBADF (Bad file descriptor) [pid 397] close(9) = -1 EBADF (Bad file descriptor) [pid 397] close(10) = -1 EBADF (Bad file descriptor) [pid 397] close(11) = -1 EBADF (Bad file descriptor) [pid 397] close(12) = -1 EBADF (Bad file descriptor) [pid 397] close(13) = -1 EBADF (Bad file descriptor) [pid 397] close(14) = -1 EBADF (Bad file descriptor) [pid 397] close(15) = -1 EBADF (Bad file descriptor) [pid 397] close(16) = -1 EBADF (Bad file descriptor) [pid 397] close(17) = -1 EBADF (Bad file descriptor) [pid 397] close(18) = -1 EBADF (Bad file descriptor) [pid 397] close(19) = -1 EBADF (Bad file descriptor) [pid 397] close(20) = -1 EBADF (Bad file descriptor) [pid 397] close(21) = -1 EBADF (Bad file descriptor) [pid 397] close(22) = -1 EBADF (Bad file descriptor) [pid 397] close(23) = -1 EBADF (Bad file descriptor) [pid 397] close(24) = -1 EBADF (Bad file descriptor) [pid 397] close(25) = -1 EBADF (Bad file descriptor) [pid 397] close(26) = -1 EBADF (Bad file descriptor) [pid 397] close(27) = -1 EBADF (Bad file descriptor) [pid 397] close(28) = -1 EBADF (Bad file descriptor) [pid 397] close(29) = -1 EBADF (Bad file descriptor) [pid 397] exit_group(0) = ? [pid 397] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./98/binderfs") = 0 [pid 298] umount2("./98/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./98/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./98/cgroup.net") = 0 [pid 298] umount2("./98/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./98/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./98/cgroup.cpu") = 0 [pid 298] umount2("./98/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./98/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./98/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./98") = 0 [pid 298] mkdir("./99", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 101 [pid 398] <... set_robust_list resumed>) = 0 [pid 398] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 398] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 398] chdir("./99" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 398] <... chdir resumed>) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] setpgid(0, 0) = 0 [pid 398] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 398] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 398] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 398] write(3, "1000", 4) = 4 [pid 398] close(3) = 0 [pid 398] symlink("/dev/binderfs", "./binderfs") = 0 [pid 398] write(1, "executing program\n", 18) = 18 executing program [pid 398] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 398] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 398] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 398] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 398] close(3) = 0 [pid 398] close(4) = 0 [pid 398] close(5) = -1 EBADF (Bad file descriptor) [pid 398] close(6) = -1 EBADF (Bad file descriptor) [pid 398] close(7) = -1 EBADF (Bad file descriptor) [pid 398] close(8) = -1 EBADF (Bad file descriptor) [pid 398] close(9) = -1 EBADF (Bad file descriptor) [pid 398] close(10) = -1 EBADF (Bad file descriptor) [pid 398] close(11) = -1 EBADF (Bad file descriptor) [pid 398] close(12) = -1 EBADF (Bad file descriptor) [pid 398] close(13) = -1 EBADF (Bad file descriptor) [pid 398] close(14) = -1 EBADF (Bad file descriptor) [pid 398] close(15) = -1 EBADF (Bad file descriptor) [pid 398] close(16) = -1 EBADF (Bad file descriptor) [pid 398] close(17) = -1 EBADF (Bad file descriptor) [pid 398] close(18) = -1 EBADF (Bad file descriptor) [pid 398] close(19) = -1 EBADF (Bad file descriptor) [pid 398] close(20) = -1 EBADF (Bad file descriptor) [pid 398] close(21) = -1 EBADF (Bad file descriptor) [pid 398] close(22) = -1 EBADF (Bad file descriptor) [pid 398] close(23) = -1 EBADF (Bad file descriptor) [pid 398] close(24) = -1 EBADF (Bad file descriptor) [pid 398] close(25) = -1 EBADF (Bad file descriptor) [pid 398] close(26) = -1 EBADF (Bad file descriptor) [pid 398] close(27) = -1 EBADF (Bad file descriptor) [pid 398] close(28) = -1 EBADF (Bad file descriptor) [pid 398] close(29) = -1 EBADF (Bad file descriptor) [pid 398] exit_group(0) = ? [pid 398] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./99/binderfs") = 0 [pid 298] umount2("./99/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./99/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./99/cgroup.net") = 0 [pid 298] umount2("./99/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./99/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./99/cgroup.cpu") = 0 [pid 298] umount2("./99/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./99/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./99/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./99") = 0 [pid 298] mkdir("./100", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 399 attached [pid 399] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 102 [pid 399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 399] chdir("./100" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 399] <... chdir resumed>) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 399] setpgid(0, 0) = 0 [pid 399] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 399] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 399] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 399] write(3, "1000", 4) = 4 [pid 399] close(3) = 0 [pid 399] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 399] write(1, "executing program\n", 18) = 18 [pid 399] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 399] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 399] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 399] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 399] close(3) = 0 [pid 399] close(4) = 0 [pid 399] close(5) = -1 EBADF (Bad file descriptor) [pid 399] close(6) = -1 EBADF (Bad file descriptor) [pid 399] close(7) = -1 EBADF (Bad file descriptor) [pid 399] close(8) = -1 EBADF (Bad file descriptor) [pid 399] close(9) = -1 EBADF (Bad file descriptor) [pid 399] close(10) = -1 EBADF (Bad file descriptor) [pid 399] close(11) = -1 EBADF (Bad file descriptor) [pid 399] close(12) = -1 EBADF (Bad file descriptor) [pid 399] close(13) = -1 EBADF (Bad file descriptor) [pid 399] close(14) = -1 EBADF (Bad file descriptor) [pid 399] close(15) = -1 EBADF (Bad file descriptor) [pid 399] close(16) = -1 EBADF (Bad file descriptor) [pid 399] close(17) = -1 EBADF (Bad file descriptor) [pid 399] close(18) = -1 EBADF (Bad file descriptor) [pid 399] close(19) = -1 EBADF (Bad file descriptor) [pid 399] close(20) = -1 EBADF (Bad file descriptor) [pid 399] close(21) = -1 EBADF (Bad file descriptor) [pid 399] close(22) = -1 EBADF (Bad file descriptor) [pid 399] close(23) = -1 EBADF (Bad file descriptor) [pid 399] close(24) = -1 EBADF (Bad file descriptor) [pid 399] close(25) = -1 EBADF (Bad file descriptor) [pid 399] close(26) = -1 EBADF (Bad file descriptor) [pid 399] close(27) = -1 EBADF (Bad file descriptor) [pid 399] close(28) = -1 EBADF (Bad file descriptor) [pid 399] close(29) = -1 EBADF (Bad file descriptor) [pid 399] exit_group(0) = ? [pid 399] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./100/binderfs") = 0 [pid 298] umount2("./100/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./100/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./100/cgroup.net") = 0 [pid 298] umount2("./100/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./100/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./100/cgroup.cpu") = 0 [pid 298] umount2("./100/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./100/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./100/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./100") = 0 [pid 298] mkdir("./101", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 103 [pid 400] <... set_robust_list resumed>) = 0 [pid 400] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 400] chdir("./101" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 400] <... chdir resumed>) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 400] setpgid(0, 0) = 0 [pid 400] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 400] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 400] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 400] write(3, "1000", 4) = 4 [pid 400] close(3) = 0 [pid 400] symlink("/dev/binderfs", "./binderfs") = 0 [pid 400] write(1, "executing program\n", 18) = 18 [pid 400] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 400] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 400] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 400] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 400] close(3) = 0 [pid 400] close(4) = 0 [pid 400] close(5) = -1 EBADF (Bad file descriptor) [pid 400] close(6) = -1 EBADF (Bad file descriptor) [pid 400] close(7) = -1 EBADF (Bad file descriptor) [pid 400] close(8) = -1 EBADF (Bad file descriptor) [pid 400] close(9) = -1 EBADF (Bad file descriptor) [pid 400] close(10) = -1 EBADF (Bad file descriptor) [pid 400] close(11) = -1 EBADF (Bad file descriptor) [pid 400] close(12) = -1 EBADF (Bad file descriptor) [pid 400] close(13) = -1 EBADF (Bad file descriptor) [pid 400] close(14) = -1 EBADF (Bad file descriptor) [pid 400] close(15) = -1 EBADF (Bad file descriptor) [pid 400] close(16) = -1 EBADF (Bad file descriptor) [pid 400] close(17) = -1 EBADF (Bad file descriptor) [pid 400] close(18) = -1 EBADF (Bad file descriptor) [pid 400] close(19) = -1 EBADF (Bad file descriptor) [pid 400] close(20) = -1 EBADF (Bad file descriptor) [pid 400] close(21) = -1 EBADF (Bad file descriptor) [pid 400] close(22) = -1 EBADF (Bad file descriptor) [pid 400] close(23) = -1 EBADF (Bad file descriptor) [pid 400] close(24) = -1 EBADF (Bad file descriptor) [pid 400] close(25) = -1 EBADF (Bad file descriptor) [pid 400] close(26) = -1 EBADF (Bad file descriptor) [pid 400] close(27) = -1 EBADF (Bad file descriptor) [pid 400] close(28) = -1 EBADF (Bad file descriptor) [pid 400] close(29) = -1 EBADF (Bad file descriptor) [pid 400] exit_group(0) = ? [pid 400] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./101/binderfs") = 0 [pid 298] umount2("./101/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./101/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./101/cgroup.net") = 0 [pid 298] umount2("./101/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./101/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./101/cgroup.cpu") = 0 [pid 298] umount2("./101/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./101/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./101/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./101") = 0 [pid 298] mkdir("./102", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 104 [pid 401] <... set_robust_list resumed>) = 0 [pid 401] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 401] chdir("./102" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 401] <... chdir resumed>) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 401] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 401] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [pid 401] close(3) = 0 [pid 401] symlink("/dev/binderfs", "./binderfs") = 0 [pid 401] write(1, "executing program\n", 18) = 18 executing program [pid 401] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 401] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 401] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 401] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 401] close(3) = 0 [pid 401] close(4) = 0 [pid 401] close(5) = -1 EBADF (Bad file descriptor) [pid 401] close(6) = -1 EBADF (Bad file descriptor) [pid 401] close(7) = -1 EBADF (Bad file descriptor) [pid 401] close(8) = -1 EBADF (Bad file descriptor) [pid 401] close(9) = -1 EBADF (Bad file descriptor) [pid 401] close(10) = -1 EBADF (Bad file descriptor) [pid 401] close(11) = -1 EBADF (Bad file descriptor) [pid 401] close(12) = -1 EBADF (Bad file descriptor) [pid 401] close(13) = -1 EBADF (Bad file descriptor) [pid 401] close(14) = -1 EBADF (Bad file descriptor) [pid 401] close(15) = -1 EBADF (Bad file descriptor) [pid 401] close(16) = -1 EBADF (Bad file descriptor) [pid 401] close(17) = -1 EBADF (Bad file descriptor) [pid 401] close(18) = -1 EBADF (Bad file descriptor) [pid 401] close(19) = -1 EBADF (Bad file descriptor) [pid 401] close(20) = -1 EBADF (Bad file descriptor) [pid 401] close(21) = -1 EBADF (Bad file descriptor) [pid 401] close(22) = -1 EBADF (Bad file descriptor) [pid 401] close(23) = -1 EBADF (Bad file descriptor) [pid 401] close(24) = -1 EBADF (Bad file descriptor) [pid 401] close(25) = -1 EBADF (Bad file descriptor) [pid 401] close(26) = -1 EBADF (Bad file descriptor) [pid 401] close(27) = -1 EBADF (Bad file descriptor) [pid 401] close(28) = -1 EBADF (Bad file descriptor) [pid 401] close(29) = -1 EBADF (Bad file descriptor) [pid 401] exit_group(0) = ? [pid 401] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./102/binderfs") = 0 [pid 298] umount2("./102/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./102/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./102/cgroup.net") = 0 [pid 298] umount2("./102/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./102/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./102/cgroup.cpu") = 0 [pid 298] umount2("./102/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./102/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./102/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./102") = 0 [pid 298] mkdir("./103", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 105 [pid 402] <... set_robust_list resumed>) = 0 [pid 402] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 402] chdir("./103") = 0 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 402] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 402] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 402] write(3, "1000", 4) = 4 [pid 402] close(3) = 0 [pid 402] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 402] write(1, "executing program\n", 18) = 18 [pid 402] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 402] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 402] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 402] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 402] close(3) = 0 [pid 402] close(4) = 0 [pid 402] close(5) = -1 EBADF (Bad file descriptor) [pid 402] close(6) = -1 EBADF (Bad file descriptor) [pid 402] close(7) = -1 EBADF (Bad file descriptor) [pid 402] close(8) = -1 EBADF (Bad file descriptor) [pid 402] close(9) = -1 EBADF (Bad file descriptor) [pid 402] close(10) = -1 EBADF (Bad file descriptor) [pid 402] close(11) = -1 EBADF (Bad file descriptor) [pid 402] close(12) = -1 EBADF (Bad file descriptor) [pid 402] close(13) = -1 EBADF (Bad file descriptor) [pid 402] close(14) = -1 EBADF (Bad file descriptor) [pid 402] close(15) = -1 EBADF (Bad file descriptor) [pid 402] close(16) = -1 EBADF (Bad file descriptor) [pid 402] close(17) = -1 EBADF (Bad file descriptor) [pid 402] close(18) = -1 EBADF (Bad file descriptor) [pid 402] close(19) = -1 EBADF (Bad file descriptor) [pid 402] close(20) = -1 EBADF (Bad file descriptor) [pid 402] close(21) = -1 EBADF (Bad file descriptor) [pid 402] close(22) = -1 EBADF (Bad file descriptor) [pid 402] close(23) = -1 EBADF (Bad file descriptor) [pid 402] close(24) = -1 EBADF (Bad file descriptor) [pid 402] close(25) = -1 EBADF (Bad file descriptor) [pid 402] close(26) = -1 EBADF (Bad file descriptor) [pid 402] close(27) = -1 EBADF (Bad file descriptor) [pid 402] close(28) = -1 EBADF (Bad file descriptor) [pid 402] close(29) = -1 EBADF (Bad file descriptor) [pid 402] exit_group(0) = ? [pid 402] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./103/binderfs") = 0 [pid 298] umount2("./103/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./103/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./103/cgroup.net") = 0 [pid 298] umount2("./103/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./103/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./103/cgroup.cpu") = 0 [pid 298] umount2("./103/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./103/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./103/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./103") = 0 [pid 298] mkdir("./104", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x555574184760, 24) = 0 [pid 403] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 106 [pid 403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 403] chdir("./104") = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 403] <... prctl resumed>) = 0 [pid 403] setpgid(0, 0) = 0 [pid 403] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 403] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 403] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 403] close(3) = 0 [pid 403] symlink("/dev/binderfs", "./binderfs") = 0 [pid 403] write(1, "executing program\n", 18) = 18 executing program [pid 403] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 403] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 403] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 403] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 403] close(3) = 0 [pid 403] close(4) = 0 [pid 403] close(5) = -1 EBADF (Bad file descriptor) [pid 403] close(6) = -1 EBADF (Bad file descriptor) [pid 403] close(7) = -1 EBADF (Bad file descriptor) [pid 403] close(8) = -1 EBADF (Bad file descriptor) [pid 403] close(9) = -1 EBADF (Bad file descriptor) [pid 403] close(10) = -1 EBADF (Bad file descriptor) [pid 403] close(11) = -1 EBADF (Bad file descriptor) [pid 403] close(12) = -1 EBADF (Bad file descriptor) [pid 403] close(13) = -1 EBADF (Bad file descriptor) [pid 403] close(14) = -1 EBADF (Bad file descriptor) [pid 403] close(15) = -1 EBADF (Bad file descriptor) [pid 403] close(16) = -1 EBADF (Bad file descriptor) [pid 403] close(17) = -1 EBADF (Bad file descriptor) [pid 403] close(18) = -1 EBADF (Bad file descriptor) [pid 403] close(19) = -1 EBADF (Bad file descriptor) [pid 403] close(20) = -1 EBADF (Bad file descriptor) [pid 403] close(21) = -1 EBADF (Bad file descriptor) [pid 403] close(22) = -1 EBADF (Bad file descriptor) [pid 403] close(23) = -1 EBADF (Bad file descriptor) [pid 403] close(24) = -1 EBADF (Bad file descriptor) [pid 403] close(25) = -1 EBADF (Bad file descriptor) [pid 403] close(26) = -1 EBADF (Bad file descriptor) [pid 403] close(27) = -1 EBADF (Bad file descriptor) [pid 403] close(28) = -1 EBADF (Bad file descriptor) [pid 403] close(29) = -1 EBADF (Bad file descriptor) [pid 403] exit_group(0) = ? [pid 403] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./104/binderfs") = 0 [pid 298] umount2("./104/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./104/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./104/cgroup.net") = 0 [pid 298] umount2("./104/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./104/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./104/cgroup.cpu") = 0 [pid 298] umount2("./104/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./104/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./104/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./104") = 0 [pid 298] mkdir("./105", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x555574184760, 24) = 0 [pid 404] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 107 [pid 404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 404] chdir("./105" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 404] <... chdir resumed>) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 404] <... prctl resumed>) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 404] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 404] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] symlink("/dev/binderfs", "./binderfs") = 0 [pid 404] write(1, "executing program\n", 18) = 18 executing program [pid 404] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 404] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 404] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 404] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 404] close(3) = 0 [pid 404] close(4) = 0 [pid 404] close(5) = -1 EBADF (Bad file descriptor) [pid 404] close(6) = -1 EBADF (Bad file descriptor) [pid 404] close(7) = -1 EBADF (Bad file descriptor) [pid 404] close(8) = -1 EBADF (Bad file descriptor) [pid 404] close(9) = -1 EBADF (Bad file descriptor) [pid 404] close(10) = -1 EBADF (Bad file descriptor) [pid 404] close(11) = -1 EBADF (Bad file descriptor) [pid 404] close(12) = -1 EBADF (Bad file descriptor) [pid 404] close(13) = -1 EBADF (Bad file descriptor) [pid 404] close(14) = -1 EBADF (Bad file descriptor) [pid 404] close(15) = -1 EBADF (Bad file descriptor) [pid 404] close(16) = -1 EBADF (Bad file descriptor) [pid 404] close(17) = -1 EBADF (Bad file descriptor) [pid 404] close(18) = -1 EBADF (Bad file descriptor) [pid 404] close(19) = -1 EBADF (Bad file descriptor) [pid 404] close(20) = -1 EBADF (Bad file descriptor) [pid 404] close(21) = -1 EBADF (Bad file descriptor) [pid 404] close(22) = -1 EBADF (Bad file descriptor) [pid 404] close(23) = -1 EBADF (Bad file descriptor) [pid 404] close(24) = -1 EBADF (Bad file descriptor) [pid 404] close(25) = -1 EBADF (Bad file descriptor) [pid 404] close(26) = -1 EBADF (Bad file descriptor) [pid 404] close(27) = -1 EBADF (Bad file descriptor) [pid 404] close(28) = -1 EBADF (Bad file descriptor) [pid 404] close(29) = -1 EBADF (Bad file descriptor) [pid 404] exit_group(0) = ? [pid 404] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./105/binderfs") = 0 [pid 298] umount2("./105/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./105/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./105/cgroup.net") = 0 [pid 298] umount2("./105/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./105/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./105/cgroup.cpu") = 0 [pid 298] umount2("./105/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./105/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./105/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./105") = 0 [pid 298] mkdir("./106", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 405 attached [pid 405] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 108 [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 405] chdir("./106" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 405] <... chdir resumed>) = 0 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 405] <... prctl resumed>) = 0 [pid 405] setpgid(0, 0) = 0 [pid 405] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 405] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 405] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 405] write(3, "1000", 4) = 4 [pid 405] close(3) = 0 [pid 405] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 405] write(1, "executing program\n", 18) = 18 [pid 405] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 405] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 405] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 405] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 405] close(3) = 0 [pid 405] close(4) = 0 [pid 405] close(5) = -1 EBADF (Bad file descriptor) [pid 405] close(6) = -1 EBADF (Bad file descriptor) [pid 405] close(7) = -1 EBADF (Bad file descriptor) [pid 405] close(8) = -1 EBADF (Bad file descriptor) [pid 405] close(9) = -1 EBADF (Bad file descriptor) [pid 405] close(10) = -1 EBADF (Bad file descriptor) [pid 405] close(11) = -1 EBADF (Bad file descriptor) [pid 405] close(12) = -1 EBADF (Bad file descriptor) [pid 405] close(13) = -1 EBADF (Bad file descriptor) [pid 405] close(14) = -1 EBADF (Bad file descriptor) [pid 405] close(15) = -1 EBADF (Bad file descriptor) [pid 405] close(16) = -1 EBADF (Bad file descriptor) [pid 405] close(17) = -1 EBADF (Bad file descriptor) [pid 405] close(18) = -1 EBADF (Bad file descriptor) [pid 405] close(19) = -1 EBADF (Bad file descriptor) [pid 405] close(20) = -1 EBADF (Bad file descriptor) [pid 405] close(21) = -1 EBADF (Bad file descriptor) [pid 405] close(22) = -1 EBADF (Bad file descriptor) [pid 405] close(23) = -1 EBADF (Bad file descriptor) [pid 405] close(24) = -1 EBADF (Bad file descriptor) [pid 405] close(25) = -1 EBADF (Bad file descriptor) [pid 405] close(26) = -1 EBADF (Bad file descriptor) [pid 405] close(27) = -1 EBADF (Bad file descriptor) [pid 405] close(28) = -1 EBADF (Bad file descriptor) [pid 405] close(29) = -1 EBADF (Bad file descriptor) [pid 405] exit_group(0) = ? [pid 405] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./106/binderfs") = 0 [pid 298] umount2("./106/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./106/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./106/cgroup.net") = 0 [pid 298] umount2("./106/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./106/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./106/cgroup.cpu") = 0 [pid 298] umount2("./106/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./106/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./106/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./106") = 0 [pid 298] mkdir("./107", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 109 [pid 406] <... set_robust_list resumed>) = 0 [pid 406] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 406] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 406] chdir("./107" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 406] <... chdir resumed>) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 406] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 406] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 406] write(1, "executing program\n", 18) = 18 executing program [pid 406] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 406] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 406] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 406] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 406] close(3) = 0 [pid 406] close(4) = 0 [pid 406] close(5) = -1 EBADF (Bad file descriptor) [pid 406] close(6) = -1 EBADF (Bad file descriptor) [pid 406] close(7) = -1 EBADF (Bad file descriptor) [pid 406] close(8) = -1 EBADF (Bad file descriptor) [pid 406] close(9) = -1 EBADF (Bad file descriptor) [pid 406] close(10) = -1 EBADF (Bad file descriptor) [pid 406] close(11) = -1 EBADF (Bad file descriptor) [pid 406] close(12) = -1 EBADF (Bad file descriptor) [pid 406] close(13) = -1 EBADF (Bad file descriptor) [pid 406] close(14) = -1 EBADF (Bad file descriptor) [pid 406] close(15) = -1 EBADF (Bad file descriptor) [pid 406] close(16) = -1 EBADF (Bad file descriptor) [pid 406] close(17) = -1 EBADF (Bad file descriptor) [pid 406] close(18) = -1 EBADF (Bad file descriptor) [pid 406] close(19) = -1 EBADF (Bad file descriptor) [pid 406] close(20) = -1 EBADF (Bad file descriptor) [pid 406] close(21) = -1 EBADF (Bad file descriptor) [pid 406] close(22) = -1 EBADF (Bad file descriptor) [pid 406] close(23) = -1 EBADF (Bad file descriptor) [pid 406] close(24) = -1 EBADF (Bad file descriptor) [pid 406] close(25) = -1 EBADF (Bad file descriptor) [pid 406] close(26) = -1 EBADF (Bad file descriptor) [pid 406] close(27) = -1 EBADF (Bad file descriptor) [pid 406] close(28) = -1 EBADF (Bad file descriptor) [pid 406] close(29) = -1 EBADF (Bad file descriptor) [pid 406] exit_group(0) = ? [pid 406] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./107/binderfs") = 0 [pid 298] umount2("./107/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./107/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./107/cgroup.net") = 0 [pid 298] umount2("./107/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./107/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./107/cgroup.cpu") = 0 [pid 298] umount2("./107/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./107/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./107/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./107") = 0 [pid 298] mkdir("./108", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 110 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 407] chdir("./108") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 407] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 407] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 executing program [pid 407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 407] write(1, "executing program\n", 18) = 18 [pid 407] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 407] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 407] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 407] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 407] close(3) = 0 [pid 407] close(4) = 0 [pid 407] close(5) = -1 EBADF (Bad file descriptor) [pid 407] close(6) = -1 EBADF (Bad file descriptor) [pid 407] close(7) = -1 EBADF (Bad file descriptor) [pid 407] close(8) = -1 EBADF (Bad file descriptor) [pid 407] close(9) = -1 EBADF (Bad file descriptor) [pid 407] close(10) = -1 EBADF (Bad file descriptor) [pid 407] close(11) = -1 EBADF (Bad file descriptor) [pid 407] close(12) = -1 EBADF (Bad file descriptor) [pid 407] close(13) = -1 EBADF (Bad file descriptor) [pid 407] close(14) = -1 EBADF (Bad file descriptor) [pid 407] close(15) = -1 EBADF (Bad file descriptor) [pid 407] close(16) = -1 EBADF (Bad file descriptor) [pid 407] close(17) = -1 EBADF (Bad file descriptor) [pid 407] close(18) = -1 EBADF (Bad file descriptor) [pid 407] close(19) = -1 EBADF (Bad file descriptor) [pid 407] close(20) = -1 EBADF (Bad file descriptor) [pid 407] close(21) = -1 EBADF (Bad file descriptor) [pid 407] close(22) = -1 EBADF (Bad file descriptor) [pid 407] close(23) = -1 EBADF (Bad file descriptor) [pid 407] close(24) = -1 EBADF (Bad file descriptor) [pid 407] close(25) = -1 EBADF (Bad file descriptor) [pid 407] close(26) = -1 EBADF (Bad file descriptor) [pid 407] close(27) = -1 EBADF (Bad file descriptor) [pid 407] close(28) = -1 EBADF (Bad file descriptor) [pid 407] close(29) = -1 EBADF (Bad file descriptor) [pid 407] exit_group(0) = ? [pid 407] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./108/binderfs") = 0 [pid 298] umount2("./108/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./108/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./108/cgroup.net") = 0 [pid 298] umount2("./108/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./108/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./108/cgroup.cpu") = 0 [pid 298] umount2("./108/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./108/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./108/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./108") = 0 [pid 298] mkdir("./109", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 111 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 408] chdir("./109") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 408] setpgid(0, 0) = 0 [pid 408] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 408] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 408] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 408] write(3, "1000", 4) = 4 [pid 408] close(3) = 0 [pid 408] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 408] write(1, "executing program\n", 18) = 18 [pid 408] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 408] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 408] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 408] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 408] close(3) = 0 [pid 408] close(4) = 0 [pid 408] close(5) = -1 EBADF (Bad file descriptor) [pid 408] close(6) = -1 EBADF (Bad file descriptor) [pid 408] close(7) = -1 EBADF (Bad file descriptor) [pid 408] close(8) = -1 EBADF (Bad file descriptor) [pid 408] close(9) = -1 EBADF (Bad file descriptor) [pid 408] close(10) = -1 EBADF (Bad file descriptor) [pid 408] close(11) = -1 EBADF (Bad file descriptor) [pid 408] close(12) = -1 EBADF (Bad file descriptor) [pid 408] close(13) = -1 EBADF (Bad file descriptor) [pid 408] close(14) = -1 EBADF (Bad file descriptor) [pid 408] close(15) = -1 EBADF (Bad file descriptor) [pid 408] close(16) = -1 EBADF (Bad file descriptor) [pid 408] close(17) = -1 EBADF (Bad file descriptor) [pid 408] close(18) = -1 EBADF (Bad file descriptor) [pid 408] close(19) = -1 EBADF (Bad file descriptor) [pid 408] close(20) = -1 EBADF (Bad file descriptor) [pid 408] close(21) = -1 EBADF (Bad file descriptor) [pid 408] close(22) = -1 EBADF (Bad file descriptor) [pid 408] close(23) = -1 EBADF (Bad file descriptor) [pid 408] close(24) = -1 EBADF (Bad file descriptor) [pid 408] close(25) = -1 EBADF (Bad file descriptor) [pid 408] close(26) = -1 EBADF (Bad file descriptor) [pid 408] close(27) = -1 EBADF (Bad file descriptor) [pid 408] close(28) = -1 EBADF (Bad file descriptor) [pid 408] close(29) = -1 EBADF (Bad file descriptor) [pid 408] exit_group(0) = ? [pid 408] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./109/binderfs") = 0 [pid 298] umount2("./109/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./109/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./109/cgroup.net") = 0 [pid 298] umount2("./109/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./109/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./109/cgroup.cpu") = 0 [pid 298] umount2("./109/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./109/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./109/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./109") = 0 [pid 298] mkdir("./110", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 409 attached [pid 409] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 112 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] chdir("./110" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 409] <... chdir resumed>) = 0 [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 409] <... prctl resumed>) = 0 [pid 409] setpgid(0, 0) = 0 [pid 409] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 409] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 409] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 409] write(3, "1000", 4) = 4 [pid 409] close(3) = 0 [pid 409] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 409] write(1, "executing program\n", 18) = 18 [pid 409] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 409] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 409] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 409] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 409] close(3) = 0 [pid 409] close(4) = 0 [pid 409] close(5) = -1 EBADF (Bad file descriptor) [pid 409] close(6) = -1 EBADF (Bad file descriptor) [pid 409] close(7) = -1 EBADF (Bad file descriptor) [pid 409] close(8) = -1 EBADF (Bad file descriptor) [pid 409] close(9) = -1 EBADF (Bad file descriptor) [pid 409] close(10) = -1 EBADF (Bad file descriptor) [pid 409] close(11) = -1 EBADF (Bad file descriptor) [pid 409] close(12) = -1 EBADF (Bad file descriptor) [pid 409] close(13) = -1 EBADF (Bad file descriptor) [pid 409] close(14) = -1 EBADF (Bad file descriptor) [pid 409] close(15) = -1 EBADF (Bad file descriptor) [pid 409] close(16) = -1 EBADF (Bad file descriptor) [pid 409] close(17) = -1 EBADF (Bad file descriptor) [pid 409] close(18) = -1 EBADF (Bad file descriptor) [pid 409] close(19) = -1 EBADF (Bad file descriptor) [pid 409] close(20) = -1 EBADF (Bad file descriptor) [pid 409] close(21) = -1 EBADF (Bad file descriptor) [pid 409] close(22) = -1 EBADF (Bad file descriptor) [pid 409] close(23) = -1 EBADF (Bad file descriptor) [pid 409] close(24) = -1 EBADF (Bad file descriptor) [pid 409] close(25) = -1 EBADF (Bad file descriptor) [pid 409] close(26) = -1 EBADF (Bad file descriptor) [pid 409] close(27) = -1 EBADF (Bad file descriptor) [pid 409] close(28) = -1 EBADF (Bad file descriptor) [pid 409] close(29) = -1 EBADF (Bad file descriptor) [pid 409] exit_group(0) = ? [pid 409] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./110/binderfs") = 0 [pid 298] umount2("./110/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./110/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./110/cgroup.net") = 0 [pid 298] umount2("./110/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./110/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./110/cgroup.cpu") = 0 [pid 298] umount2("./110/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./110/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./110/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./110") = 0 [pid 298] mkdir("./111", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x555574184760, 24) = 0 [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 113 [pid 410] chdir("./111") = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 410] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 410] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] symlink("/dev/binderfs", "./binderfs") = 0 [pid 410] write(1, "executing program\n", 18) = 18 executing program [pid 410] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 410] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 410] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 410] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 410] close(3) = 0 [pid 410] close(4) = 0 [pid 410] close(5) = -1 EBADF (Bad file descriptor) [pid 410] close(6) = -1 EBADF (Bad file descriptor) [pid 410] close(7) = -1 EBADF (Bad file descriptor) [pid 410] close(8) = -1 EBADF (Bad file descriptor) [pid 410] close(9) = -1 EBADF (Bad file descriptor) [pid 410] close(10) = -1 EBADF (Bad file descriptor) [pid 410] close(11) = -1 EBADF (Bad file descriptor) [pid 410] close(12) = -1 EBADF (Bad file descriptor) [pid 410] close(13) = -1 EBADF (Bad file descriptor) [pid 410] close(14) = -1 EBADF (Bad file descriptor) [pid 410] close(15) = -1 EBADF (Bad file descriptor) [pid 410] close(16) = -1 EBADF (Bad file descriptor) [pid 410] close(17) = -1 EBADF (Bad file descriptor) [pid 410] close(18) = -1 EBADF (Bad file descriptor) [pid 410] close(19) = -1 EBADF (Bad file descriptor) [pid 410] close(20) = -1 EBADF (Bad file descriptor) [pid 410] close(21) = -1 EBADF (Bad file descriptor) [pid 410] close(22) = -1 EBADF (Bad file descriptor) [pid 410] close(23) = -1 EBADF (Bad file descriptor) [pid 410] close(24) = -1 EBADF (Bad file descriptor) [pid 410] close(25) = -1 EBADF (Bad file descriptor) [pid 410] close(26) = -1 EBADF (Bad file descriptor) [pid 410] close(27) = -1 EBADF (Bad file descriptor) [pid 410] close(28) = -1 EBADF (Bad file descriptor) [pid 410] close(29) = -1 EBADF (Bad file descriptor) [pid 410] exit_group(0) = ? [pid 410] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./111/binderfs") = 0 [pid 298] umount2("./111/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./111/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./111/cgroup.net") = 0 [pid 298] umount2("./111/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./111/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./111/cgroup.cpu") = 0 [pid 298] umount2("./111/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./111/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./111/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./111") = 0 [pid 298] mkdir("./112", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 114 [pid 411] <... set_robust_list resumed>) = 0 [pid 411] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 411] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 411] chdir("./112" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 411] <... chdir resumed>) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 411] setpgid(0, 0) = 0 [pid 411] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 411] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 411] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 411] write(3, "1000", 4) = 4 [pid 411] close(3) = 0 [pid 411] symlink("/dev/binderfs", "./binderfs") = 0 [pid 411] write(1, "executing program\n", 18) = 18 executing program [pid 411] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 411] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 411] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 411] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 411] close(3) = 0 [pid 411] close(4) = 0 [pid 411] close(5) = -1 EBADF (Bad file descriptor) [pid 411] close(6) = -1 EBADF (Bad file descriptor) [pid 411] close(7) = -1 EBADF (Bad file descriptor) [pid 411] close(8) = -1 EBADF (Bad file descriptor) [pid 411] close(9) = -1 EBADF (Bad file descriptor) [pid 411] close(10) = -1 EBADF (Bad file descriptor) [pid 411] close(11) = -1 EBADF (Bad file descriptor) [pid 411] close(12) = -1 EBADF (Bad file descriptor) [pid 411] close(13) = -1 EBADF (Bad file descriptor) [pid 411] close(14) = -1 EBADF (Bad file descriptor) [pid 411] close(15) = -1 EBADF (Bad file descriptor) [pid 411] close(16) = -1 EBADF (Bad file descriptor) [pid 411] close(17) = -1 EBADF (Bad file descriptor) [pid 411] close(18) = -1 EBADF (Bad file descriptor) [pid 411] close(19) = -1 EBADF (Bad file descriptor) [pid 411] close(20) = -1 EBADF (Bad file descriptor) [pid 411] close(21) = -1 EBADF (Bad file descriptor) [pid 411] close(22) = -1 EBADF (Bad file descriptor) [pid 411] close(23) = -1 EBADF (Bad file descriptor) [pid 411] close(24) = -1 EBADF (Bad file descriptor) [pid 411] close(25) = -1 EBADF (Bad file descriptor) [pid 411] close(26) = -1 EBADF (Bad file descriptor) [pid 411] close(27) = -1 EBADF (Bad file descriptor) [pid 411] close(28) = -1 EBADF (Bad file descriptor) [pid 411] close(29) = -1 EBADF (Bad file descriptor) [pid 411] exit_group(0) = ? [pid 411] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./112/binderfs") = 0 [pid 298] umount2("./112/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./112/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./112/cgroup.net") = 0 [pid 298] umount2("./112/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./112/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./112/cgroup.cpu") = 0 [pid 298] umount2("./112/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./112/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./112/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./112") = 0 [pid 298] mkdir("./113", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 115 [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] chdir("./113" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 412] <... chdir resumed>) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 412] <... prctl resumed>) = 0 [pid 412] setpgid(0, 0) = 0 [pid 412] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 412] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 412] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] write(3, "1000", 4) = 4 [pid 412] close(3) = 0 [pid 412] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 412] write(1, "executing program\n", 18) = 18 [pid 412] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 412] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 412] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 412] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 412] close(3) = 0 [pid 412] close(4) = 0 [pid 412] close(5) = -1 EBADF (Bad file descriptor) [pid 412] close(6) = -1 EBADF (Bad file descriptor) [pid 412] close(7) = -1 EBADF (Bad file descriptor) [pid 412] close(8) = -1 EBADF (Bad file descriptor) [pid 412] close(9) = -1 EBADF (Bad file descriptor) [pid 412] close(10) = -1 EBADF (Bad file descriptor) [pid 412] close(11) = -1 EBADF (Bad file descriptor) [pid 412] close(12) = -1 EBADF (Bad file descriptor) [pid 412] close(13) = -1 EBADF (Bad file descriptor) [pid 412] close(14) = -1 EBADF (Bad file descriptor) [pid 412] close(15) = -1 EBADF (Bad file descriptor) [pid 412] close(16) = -1 EBADF (Bad file descriptor) [pid 412] close(17) = -1 EBADF (Bad file descriptor) [pid 412] close(18) = -1 EBADF (Bad file descriptor) [pid 412] close(19) = -1 EBADF (Bad file descriptor) [pid 412] close(20) = -1 EBADF (Bad file descriptor) [pid 412] close(21) = -1 EBADF (Bad file descriptor) [pid 412] close(22) = -1 EBADF (Bad file descriptor) [pid 412] close(23) = -1 EBADF (Bad file descriptor) [pid 412] close(24) = -1 EBADF (Bad file descriptor) [pid 412] close(25) = -1 EBADF (Bad file descriptor) [pid 412] close(26) = -1 EBADF (Bad file descriptor) [pid 412] close(27) = -1 EBADF (Bad file descriptor) [pid 412] close(28) = -1 EBADF (Bad file descriptor) [pid 412] close(29) = -1 EBADF (Bad file descriptor) [pid 412] exit_group(0) = ? [pid 412] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./113/binderfs") = 0 [pid 298] umount2("./113/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./113/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./113/cgroup.net") = 0 [pid 298] umount2("./113/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./113/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./113/cgroup.cpu") = 0 [pid 298] umount2("./113/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./113/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./113/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./113") = 0 [pid 298] mkdir("./114", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 116 [pid 413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 413] chdir("./114") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] setpgid(0, 0) = 0 [pid 413] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 413] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 413] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 413] write(3, "1000", 4) = 4 [pid 413] close(3) = 0 [pid 413] symlink("/dev/binderfs", "./binderfs") = 0 [pid 413] write(1, "executing program\n", 18) = 18 executing program [pid 413] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 413] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 413] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 413] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 413] close(3) = 0 [pid 413] close(4) = 0 [pid 413] close(5) = -1 EBADF (Bad file descriptor) [pid 413] close(6) = -1 EBADF (Bad file descriptor) [pid 413] close(7) = -1 EBADF (Bad file descriptor) [pid 413] close(8) = -1 EBADF (Bad file descriptor) [pid 413] close(9) = -1 EBADF (Bad file descriptor) [pid 413] close(10) = -1 EBADF (Bad file descriptor) [pid 413] close(11) = -1 EBADF (Bad file descriptor) [pid 413] close(12) = -1 EBADF (Bad file descriptor) [pid 413] close(13) = -1 EBADF (Bad file descriptor) [pid 413] close(14) = -1 EBADF (Bad file descriptor) [pid 413] close(15) = -1 EBADF (Bad file descriptor) [pid 413] close(16) = -1 EBADF (Bad file descriptor) [pid 413] close(17) = -1 EBADF (Bad file descriptor) [pid 413] close(18) = -1 EBADF (Bad file descriptor) [pid 413] close(19) = -1 EBADF (Bad file descriptor) [pid 413] close(20) = -1 EBADF (Bad file descriptor) [pid 413] close(21) = -1 EBADF (Bad file descriptor) [pid 413] close(22) = -1 EBADF (Bad file descriptor) [pid 413] close(23) = -1 EBADF (Bad file descriptor) [pid 413] close(24) = -1 EBADF (Bad file descriptor) [pid 413] close(25) = -1 EBADF (Bad file descriptor) [pid 413] close(26) = -1 EBADF (Bad file descriptor) [pid 413] close(27) = -1 EBADF (Bad file descriptor) [pid 413] close(28) = -1 EBADF (Bad file descriptor) [pid 413] close(29) = -1 EBADF (Bad file descriptor) [pid 413] exit_group(0) = ? [pid 413] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./114/binderfs") = 0 [pid 298] umount2("./114/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./114/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./114/cgroup.net") = 0 [pid 298] umount2("./114/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./114/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./114/cgroup.cpu") = 0 [pid 298] umount2("./114/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./114/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./114/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./114") = 0 [pid 298] mkdir("./115", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 117 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 414] chdir("./115" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 414] <... chdir resumed>) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 414] setpgid(0, 0) = 0 [pid 414] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 414] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 414] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3) = 0 [pid 414] symlink("/dev/binderfs", "./binderfs") = 0 [pid 414] write(1, "executing program\n", 18) = 18 [pid 414] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 414] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 414] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 414] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 414] close(3) = 0 [pid 414] close(4) = 0 [pid 414] close(5) = -1 EBADF (Bad file descriptor) [pid 414] close(6) = -1 EBADF (Bad file descriptor) [pid 414] close(7) = -1 EBADF (Bad file descriptor) [pid 414] close(8) = -1 EBADF (Bad file descriptor) [pid 414] close(9) = -1 EBADF (Bad file descriptor) [pid 414] close(10) = -1 EBADF (Bad file descriptor) [pid 414] close(11) = -1 EBADF (Bad file descriptor) [pid 414] close(12) = -1 EBADF (Bad file descriptor) [pid 414] close(13) = -1 EBADF (Bad file descriptor) [pid 414] close(14) = -1 EBADF (Bad file descriptor) executing program [pid 414] close(15) = -1 EBADF (Bad file descriptor) [pid 414] close(16) = -1 EBADF (Bad file descriptor) [pid 414] close(17) = -1 EBADF (Bad file descriptor) [pid 414] close(18) = -1 EBADF (Bad file descriptor) [pid 414] close(19) = -1 EBADF (Bad file descriptor) [pid 414] close(20) = -1 EBADF (Bad file descriptor) [pid 414] close(21) = -1 EBADF (Bad file descriptor) [pid 414] close(22) = -1 EBADF (Bad file descriptor) [pid 414] close(23) = -1 EBADF (Bad file descriptor) [pid 414] close(24) = -1 EBADF (Bad file descriptor) [pid 414] close(25) = -1 EBADF (Bad file descriptor) [pid 414] close(26) = -1 EBADF (Bad file descriptor) [pid 414] close(27) = -1 EBADF (Bad file descriptor) [pid 414] close(28) = -1 EBADF (Bad file descriptor) [pid 414] close(29) = -1 EBADF (Bad file descriptor) [pid 414] exit_group(0) = ? [pid 414] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./115/binderfs") = 0 [pid 298] umount2("./115/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./115/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./115/cgroup.net") = 0 [pid 298] umount2("./115/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./115/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./115/cgroup.cpu") = 0 [pid 298] umount2("./115/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./115/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./115/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./115") = 0 [pid 298] mkdir("./116", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 415 attached [pid 415] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 118 [pid 415] <... set_robust_list resumed>) = 0 [pid 415] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 415] chdir("./116" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 415] <... chdir resumed>) = 0 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 415] setpgid(0, 0) = 0 [pid 415] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 415] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 415] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] write(3, "1000", 4) = 4 [pid 415] close(3) = 0 [pid 415] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 415] write(1, "executing program\n", 18) = 18 [pid 415] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 415] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 415] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 415] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 415] close(3) = 0 [pid 415] close(4) = 0 [pid 415] close(5) = -1 EBADF (Bad file descriptor) [pid 415] close(6) = -1 EBADF (Bad file descriptor) [pid 415] close(7) = -1 EBADF (Bad file descriptor) [pid 415] close(8) = -1 EBADF (Bad file descriptor) [pid 415] close(9) = -1 EBADF (Bad file descriptor) [pid 415] close(10) = -1 EBADF (Bad file descriptor) [pid 415] close(11) = -1 EBADF (Bad file descriptor) [pid 415] close(12) = -1 EBADF (Bad file descriptor) [pid 415] close(13) = -1 EBADF (Bad file descriptor) [pid 415] close(14) = -1 EBADF (Bad file descriptor) [pid 415] close(15) = -1 EBADF (Bad file descriptor) [pid 415] close(16) = -1 EBADF (Bad file descriptor) [pid 415] close(17) = -1 EBADF (Bad file descriptor) [pid 415] close(18) = -1 EBADF (Bad file descriptor) [pid 415] close(19) = -1 EBADF (Bad file descriptor) [pid 415] close(20) = -1 EBADF (Bad file descriptor) [pid 415] close(21) = -1 EBADF (Bad file descriptor) [pid 415] close(22) = -1 EBADF (Bad file descriptor) [pid 415] close(23) = -1 EBADF (Bad file descriptor) [pid 415] close(24) = -1 EBADF (Bad file descriptor) [pid 415] close(25) = -1 EBADF (Bad file descriptor) [pid 415] close(26) = -1 EBADF (Bad file descriptor) [pid 415] close(27) = -1 EBADF (Bad file descriptor) [pid 415] close(28) = -1 EBADF (Bad file descriptor) [pid 415] close(29) = -1 EBADF (Bad file descriptor) [pid 415] exit_group(0) = ? [pid 415] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./116/binderfs") = 0 [pid 298] umount2("./116/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./116/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./116/cgroup.net") = 0 [pid 298] umount2("./116/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./116/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./116/cgroup.cpu") = 0 [pid 298] umount2("./116/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./116/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./116/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./116") = 0 [pid 298] mkdir("./117", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 416 attached [pid 416] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 119 [pid 416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 416] chdir("./117") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 416] setpgid(0, 0) = 0 [pid 416] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 416] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 416] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3) = 0 [pid 416] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 416] write(1, "executing program\n", 18) = 18 [pid 416] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 416] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 416] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 416] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 416] close(3) = 0 [pid 416] close(4) = 0 [pid 416] close(5) = -1 EBADF (Bad file descriptor) [pid 416] close(6) = -1 EBADF (Bad file descriptor) [pid 416] close(7) = -1 EBADF (Bad file descriptor) [pid 416] close(8) = -1 EBADF (Bad file descriptor) [pid 416] close(9) = -1 EBADF (Bad file descriptor) [pid 416] close(10) = -1 EBADF (Bad file descriptor) [pid 416] close(11) = -1 EBADF (Bad file descriptor) [pid 416] close(12) = -1 EBADF (Bad file descriptor) [pid 416] close(13) = -1 EBADF (Bad file descriptor) [pid 416] close(14) = -1 EBADF (Bad file descriptor) [pid 416] close(15) = -1 EBADF (Bad file descriptor) [pid 416] close(16) = -1 EBADF (Bad file descriptor) [pid 416] close(17) = -1 EBADF (Bad file descriptor) [pid 416] close(18) = -1 EBADF (Bad file descriptor) [pid 416] close(19) = -1 EBADF (Bad file descriptor) [pid 416] close(20) = -1 EBADF (Bad file descriptor) [pid 416] close(21) = -1 EBADF (Bad file descriptor) [pid 416] close(22) = -1 EBADF (Bad file descriptor) [pid 416] close(23) = -1 EBADF (Bad file descriptor) [pid 416] close(24) = -1 EBADF (Bad file descriptor) [pid 416] close(25) = -1 EBADF (Bad file descriptor) [pid 416] close(26) = -1 EBADF (Bad file descriptor) [pid 416] close(27) = -1 EBADF (Bad file descriptor) [pid 416] close(28) = -1 EBADF (Bad file descriptor) [pid 416] close(29) = -1 EBADF (Bad file descriptor) [pid 416] exit_group(0) = ? [pid 416] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./117/binderfs") = 0 [pid 298] umount2("./117/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./117/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./117/cgroup.net") = 0 [pid 298] umount2("./117/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./117/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./117/cgroup.cpu") = 0 [pid 298] umount2("./117/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./117/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./117/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./117") = 0 [pid 298] mkdir("./118", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 120 [pid 417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 417] chdir("./118" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 417] <... chdir resumed>) = 0 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 417] setpgid(0, 0) = 0 [pid 417] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 417] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 417] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3) = 0 [pid 417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 417] write(1, "executing program\n", 18) = 18 executing program [pid 417] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 417] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 417] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 417] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 417] close(3) = 0 [pid 417] close(4) = 0 [pid 417] close(5) = -1 EBADF (Bad file descriptor) [pid 417] close(6) = -1 EBADF (Bad file descriptor) [pid 417] close(7) = -1 EBADF (Bad file descriptor) [pid 417] close(8) = -1 EBADF (Bad file descriptor) [pid 417] close(9) = -1 EBADF (Bad file descriptor) [pid 417] close(10) = -1 EBADF (Bad file descriptor) [pid 417] close(11) = -1 EBADF (Bad file descriptor) [pid 417] close(12) = -1 EBADF (Bad file descriptor) [pid 417] close(13) = -1 EBADF (Bad file descriptor) [pid 417] close(14) = -1 EBADF (Bad file descriptor) [pid 417] close(15) = -1 EBADF (Bad file descriptor) [pid 417] close(16) = -1 EBADF (Bad file descriptor) [pid 417] close(17) = -1 EBADF (Bad file descriptor) [pid 417] close(18) = -1 EBADF (Bad file descriptor) [pid 417] close(19) = -1 EBADF (Bad file descriptor) [pid 417] close(20) = -1 EBADF (Bad file descriptor) [pid 417] close(21) = -1 EBADF (Bad file descriptor) [pid 417] close(22) = -1 EBADF (Bad file descriptor) [pid 417] close(23) = -1 EBADF (Bad file descriptor) [pid 417] close(24) = -1 EBADF (Bad file descriptor) [pid 417] close(25) = -1 EBADF (Bad file descriptor) [pid 417] close(26) = -1 EBADF (Bad file descriptor) [pid 417] close(27) = -1 EBADF (Bad file descriptor) [pid 417] close(28) = -1 EBADF (Bad file descriptor) [pid 417] close(29) = -1 EBADF (Bad file descriptor) [pid 417] exit_group(0) = ? [pid 417] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./118/binderfs") = 0 [pid 298] umount2("./118/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./118/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./118/cgroup.net") = 0 [pid 298] umount2("./118/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./118/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./118/cgroup.cpu") = 0 [pid 298] umount2("./118/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./118/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./118/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./118") = 0 [pid 298] mkdir("./119", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 418 attached [pid 418] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 121 [pid 418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 418] chdir("./119") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 418] setpgid(0, 0) = 0 [pid 418] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 418] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 418] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 418] write(3, "1000", 4) = 4 [pid 418] close(3) = 0 [pid 418] symlink("/dev/binderfs", "./binderfs") = 0 [pid 418] write(1, "executing program\n", 18) = 18 executing program [pid 418] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 418] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 418] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 418] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 418] close(3) = 0 [pid 418] close(4) = 0 [pid 418] close(5) = -1 EBADF (Bad file descriptor) [pid 418] close(6) = -1 EBADF (Bad file descriptor) [pid 418] close(7) = -1 EBADF (Bad file descriptor) [pid 418] close(8) = -1 EBADF (Bad file descriptor) [pid 418] close(9) = -1 EBADF (Bad file descriptor) [pid 418] close(10) = -1 EBADF (Bad file descriptor) [pid 418] close(11) = -1 EBADF (Bad file descriptor) [pid 418] close(12) = -1 EBADF (Bad file descriptor) [pid 418] close(13) = -1 EBADF (Bad file descriptor) [pid 418] close(14) = -1 EBADF (Bad file descriptor) [pid 418] close(15) = -1 EBADF (Bad file descriptor) [pid 418] close(16) = -1 EBADF (Bad file descriptor) [pid 418] close(17) = -1 EBADF (Bad file descriptor) [pid 418] close(18) = -1 EBADF (Bad file descriptor) [pid 418] close(19) = -1 EBADF (Bad file descriptor) [pid 418] close(20) = -1 EBADF (Bad file descriptor) [pid 418] close(21) = -1 EBADF (Bad file descriptor) [pid 418] close(22) = -1 EBADF (Bad file descriptor) [pid 418] close(23) = -1 EBADF (Bad file descriptor) [pid 418] close(24) = -1 EBADF (Bad file descriptor) [pid 418] close(25) = -1 EBADF (Bad file descriptor) [pid 418] close(26) = -1 EBADF (Bad file descriptor) [pid 418] close(27) = -1 EBADF (Bad file descriptor) [pid 418] close(28) = -1 EBADF (Bad file descriptor) [pid 418] close(29) = -1 EBADF (Bad file descriptor) [pid 418] exit_group(0) = ? [pid 418] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./119/binderfs") = 0 [pid 298] umount2("./119/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./119/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./119/cgroup.net") = 0 [pid 298] umount2("./119/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./119/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./119/cgroup.cpu") = 0 [pid 298] umount2("./119/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./119/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./119/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./119") = 0 [pid 298] mkdir("./120", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 122 [pid 419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 419] chdir("./120" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 419] <... chdir resumed>) = 0 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 419] <... prctl resumed>) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 419] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 419] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 0 [pid 419] symlink("/dev/binderfs", "./binderfs") = 0 [pid 419] write(1, "executing program\n", 18) = 18 executing program [pid 419] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 419] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 419] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 419] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 419] close(3) = 0 [pid 419] close(4) = 0 [pid 419] close(5) = -1 EBADF (Bad file descriptor) [pid 419] close(6) = -1 EBADF (Bad file descriptor) [pid 419] close(7) = -1 EBADF (Bad file descriptor) [pid 419] close(8) = -1 EBADF (Bad file descriptor) [pid 419] close(9) = -1 EBADF (Bad file descriptor) [pid 419] close(10) = -1 EBADF (Bad file descriptor) [pid 419] close(11) = -1 EBADF (Bad file descriptor) [pid 419] close(12) = -1 EBADF (Bad file descriptor) [pid 419] close(13) = -1 EBADF (Bad file descriptor) [pid 419] close(14) = -1 EBADF (Bad file descriptor) [pid 419] close(15) = -1 EBADF (Bad file descriptor) [pid 419] close(16) = -1 EBADF (Bad file descriptor) [pid 419] close(17) = -1 EBADF (Bad file descriptor) [pid 419] close(18) = -1 EBADF (Bad file descriptor) [pid 419] close(19) = -1 EBADF (Bad file descriptor) [pid 419] close(20) = -1 EBADF (Bad file descriptor) [pid 419] close(21) = -1 EBADF (Bad file descriptor) [pid 419] close(22) = -1 EBADF (Bad file descriptor) [pid 419] close(23) = -1 EBADF (Bad file descriptor) [pid 419] close(24) = -1 EBADF (Bad file descriptor) [pid 419] close(25) = -1 EBADF (Bad file descriptor) [pid 419] close(26) = -1 EBADF (Bad file descriptor) [pid 419] close(27) = -1 EBADF (Bad file descriptor) [pid 419] close(28) = -1 EBADF (Bad file descriptor) [pid 419] close(29) = -1 EBADF (Bad file descriptor) [pid 419] exit_group(0) = ? [pid 419] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./120/binderfs") = 0 [pid 298] umount2("./120/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./120/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./120/cgroup.net") = 0 [pid 298] umount2("./120/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./120/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./120/cgroup.cpu") = 0 [pid 298] umount2("./120/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./120/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./120/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./120") = 0 [pid 298] mkdir("./121", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 420 attached [pid 420] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 123 [pid 420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 420] chdir("./121" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 420] <... chdir resumed>) = 0 [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 420] setpgid(0, 0) = 0 [pid 420] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 420] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 420] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 420] write(3, "1000", 4) = 4 [pid 420] close(3) = 0 [pid 420] symlink("/dev/binderfs", "./binderfs") = 0 [pid 420] write(1, "executing program\n", 18) = 18 [pid 420] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 420] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 420] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 420] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 420] close(3) = 0 [pid 420] close(4) = 0 [pid 420] close(5) = -1 EBADF (Bad file descriptor) [pid 420] close(6) = -1 EBADF (Bad file descriptor) [pid 420] close(7) = -1 EBADF (Bad file descriptor) [pid 420] close(8) = -1 EBADF (Bad file descriptor) [pid 420] close(9) = -1 EBADF (Bad file descriptor) [pid 420] close(10) = -1 EBADF (Bad file descriptor) [pid 420] close(11) = -1 EBADF (Bad file descriptor) [pid 420] close(12) = -1 EBADF (Bad file descriptor) [pid 420] close(13) = -1 EBADF (Bad file descriptor) [pid 420] close(14) = -1 EBADF (Bad file descriptor) [pid 420] close(15) = -1 EBADF (Bad file descriptor) [pid 420] close(16) = -1 EBADF (Bad file descriptor) [pid 420] close(17) = -1 EBADF (Bad file descriptor) [pid 420] close(18) = -1 EBADF (Bad file descriptor) [pid 420] close(19) = -1 EBADF (Bad file descriptor) [pid 420] close(20) = -1 EBADF (Bad file descriptor) [pid 420] close(21) = -1 EBADF (Bad file descriptor) [pid 420] close(22) = -1 EBADF (Bad file descriptor) [pid 420] close(23) = -1 EBADF (Bad file descriptor) [pid 420] close(24) = -1 EBADF (Bad file descriptor) [pid 420] close(25) = -1 EBADF (Bad file descriptor) [pid 420] close(26) = -1 EBADF (Bad file descriptor) [pid 420] close(27) = -1 EBADF (Bad file descriptor) [pid 420] close(28) = -1 EBADF (Bad file descriptor) [pid 420] close(29) = -1 EBADF (Bad file descriptor) [pid 420] exit_group(0) = ? [pid 420] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./121/binderfs") = 0 [pid 298] umount2("./121/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./121/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./121/cgroup.net") = 0 [pid 298] umount2("./121/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./121/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./121/cgroup.cpu") = 0 [pid 298] umount2("./121/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./121/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./121/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./121") = 0 [pid 298] mkdir("./122", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 421 attached [pid 421] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 124 [pid 421] <... set_robust_list resumed>) = 0 [pid 421] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 421] chdir("./122") = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 421] setpgid(0, 0) = 0 [pid 421] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 421] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 421] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4) = 4 [pid 421] close(3) = 0 [pid 421] symlink("/dev/binderfs", "./binderfs") = 0 [pid 421] write(1, "executing program\n", 18) = 18 [pid 421] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 421] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 421] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 421] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 421] close(3) = 0 [pid 421] close(4) = 0 [pid 421] close(5) = -1 EBADF (Bad file descriptor) [pid 421] close(6) = -1 EBADF (Bad file descriptor) [pid 421] close(7) = -1 EBADF (Bad file descriptor) [pid 421] close(8) = -1 EBADF (Bad file descriptor) [pid 421] close(9) = -1 EBADF (Bad file descriptor) [pid 421] close(10) = -1 EBADF (Bad file descriptor) [pid 421] close(11) = -1 EBADF (Bad file descriptor) [pid 421] close(12) = -1 EBADF (Bad file descriptor) [pid 421] close(13) = -1 EBADF (Bad file descriptor) [pid 421] close(14) = -1 EBADF (Bad file descriptor) [pid 421] close(15) = -1 EBADF (Bad file descriptor) [pid 421] close(16) = -1 EBADF (Bad file descriptor) [pid 421] close(17) = -1 EBADF (Bad file descriptor) [pid 421] close(18) = -1 EBADF (Bad file descriptor) [pid 421] close(19) = -1 EBADF (Bad file descriptor) [pid 421] close(20) = -1 EBADF (Bad file descriptor) [pid 421] close(21) = -1 EBADF (Bad file descriptor) [pid 421] close(22) = -1 EBADF (Bad file descriptor) [pid 421] close(23) = -1 EBADF (Bad file descriptor) [pid 421] close(24) = -1 EBADF (Bad file descriptor) [pid 421] close(25) = -1 EBADF (Bad file descriptor) [pid 421] close(26) = -1 EBADF (Bad file descriptor) [pid 421] close(27) = -1 EBADF (Bad file descriptor) [pid 421] close(28) = -1 EBADF (Bad file descriptor) [pid 421] close(29) = -1 EBADF (Bad file descriptor) [pid 421] exit_group(0) = ? [pid 421] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./122/binderfs") = 0 [pid 298] umount2("./122/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./122/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./122/cgroup.net") = 0 [pid 298] umount2("./122/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./122/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./122/cgroup.cpu") = 0 [pid 298] umount2("./122/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./122/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./122/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./122") = 0 [pid 298] mkdir("./123", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 422 attached [pid 422] set_robust_list(0x555574184760, 24) = 0 [pid 422] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 125 [pid 422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 422] chdir("./123" [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 422] <... chdir resumed>) = 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 422] setpgid(0, 0) = 0 [pid 422] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 422] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 422] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 422] write(3, "1000", 4) = 4 [pid 422] close(3) = 0 [pid 422] symlink("/dev/binderfs", "./binderfs") = 0 [pid 422] write(1, "executing program\n", 18) = 18 [pid 422] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 422] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 422] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 422] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 422] close(3) = 0 [pid 422] close(4) = 0 [pid 422] close(5) = -1 EBADF (Bad file descriptor) [pid 422] close(6) = -1 EBADF (Bad file descriptor) [pid 422] close(7) = -1 EBADF (Bad file descriptor) [pid 422] close(8) = -1 EBADF (Bad file descriptor) [pid 422] close(9) = -1 EBADF (Bad file descriptor) [pid 422] close(10) = -1 EBADF (Bad file descriptor) [pid 422] close(11) = -1 EBADF (Bad file descriptor) [pid 422] close(12) = -1 EBADF (Bad file descriptor) [pid 422] close(13) = -1 EBADF (Bad file descriptor) [pid 422] close(14) = -1 EBADF (Bad file descriptor) [pid 422] close(15) = -1 EBADF (Bad file descriptor) [pid 422] close(16) = -1 EBADF (Bad file descriptor) [pid 422] close(17) = -1 EBADF (Bad file descriptor) [pid 422] close(18) = -1 EBADF (Bad file descriptor) [pid 422] close(19) = -1 EBADF (Bad file descriptor) [pid 422] close(20) = -1 EBADF (Bad file descriptor) [pid 422] close(21) = -1 EBADF (Bad file descriptor) [pid 422] close(22) = -1 EBADF (Bad file descriptor) [pid 422] close(23) = -1 EBADF (Bad file descriptor) [pid 422] close(24) = -1 EBADF (Bad file descriptor) [pid 422] close(25) = -1 EBADF (Bad file descriptor) [pid 422] close(26) = -1 EBADF (Bad file descriptor) [pid 422] close(27) = -1 EBADF (Bad file descriptor) [pid 422] close(28) = -1 EBADF (Bad file descriptor) [pid 422] close(29) = -1 EBADF (Bad file descriptor) [pid 422] exit_group(0) = ? [pid 422] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./123/binderfs") = 0 [pid 298] umount2("./123/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./123/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./123/cgroup.net") = 0 [pid 298] umount2("./123/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./123/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./123/cgroup.cpu") = 0 [pid 298] umount2("./123/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./123/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./123/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./123") = 0 [pid 298] mkdir("./124", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x555574184760, 24) = 0 [pid 423] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 126 [pid 423] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 423] chdir("./124") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 423] setpgid(0, 0) = 0 [pid 423] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 423] <... symlink resumed>) = 0 [pid 423] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 423] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 423] write(3, "1000", 4) = 4 [pid 423] close(3) = 0 [pid 423] symlink("/dev/binderfs", "./binderfs") = 0 [pid 423] write(1, "executing program\n", 18) = 18 executing program [pid 423] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 423] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 423] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 423] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 423] close(3) = 0 [pid 423] close(4) = 0 [pid 423] close(5) = -1 EBADF (Bad file descriptor) [pid 423] close(6) = -1 EBADF (Bad file descriptor) [pid 423] close(7) = -1 EBADF (Bad file descriptor) [pid 423] close(8) = -1 EBADF (Bad file descriptor) [pid 423] close(9) = -1 EBADF (Bad file descriptor) [pid 423] close(10) = -1 EBADF (Bad file descriptor) [pid 423] close(11) = -1 EBADF (Bad file descriptor) [pid 423] close(12) = -1 EBADF (Bad file descriptor) [pid 423] close(13) = -1 EBADF (Bad file descriptor) [pid 423] close(14) = -1 EBADF (Bad file descriptor) [pid 423] close(15) = -1 EBADF (Bad file descriptor) [pid 423] close(16) = -1 EBADF (Bad file descriptor) [pid 423] close(17) = -1 EBADF (Bad file descriptor) [pid 423] close(18) = -1 EBADF (Bad file descriptor) [pid 423] close(19) = -1 EBADF (Bad file descriptor) [pid 423] close(20) = -1 EBADF (Bad file descriptor) [pid 423] close(21) = -1 EBADF (Bad file descriptor) [pid 423] close(22) = -1 EBADF (Bad file descriptor) [pid 423] close(23) = -1 EBADF (Bad file descriptor) [pid 423] close(24) = -1 EBADF (Bad file descriptor) [pid 423] close(25) = -1 EBADF (Bad file descriptor) [pid 423] close(26) = -1 EBADF (Bad file descriptor) [pid 423] close(27) = -1 EBADF (Bad file descriptor) [pid 423] close(28) = -1 EBADF (Bad file descriptor) [pid 423] close(29) = -1 EBADF (Bad file descriptor) [pid 423] exit_group(0) = ? [pid 423] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./124/binderfs") = 0 [pid 298] umount2("./124/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./124/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./124/cgroup.net") = 0 [pid 298] umount2("./124/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./124/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./124/cgroup.cpu") = 0 [pid 298] umount2("./124/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./124/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./124/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./124") = 0 [pid 298] mkdir("./125", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 424 attached [pid 424] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 127 [pid 424] <... set_robust_list resumed>) = 0 [pid 424] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 424] chdir("./125" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 424] <... chdir resumed>) = 0 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 424] setpgid(0, 0) = 0 [pid 424] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 424] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 424] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 424] close(3) = 0 [pid 424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 424] write(1, "executing program\n", 18) = 18 [pid 424] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 424] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 424] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 424] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 424] close(3) = 0 [pid 424] close(4) = 0 [pid 424] close(5) = -1 EBADF (Bad file descriptor) [pid 424] close(6) = -1 EBADF (Bad file descriptor) [pid 424] close(7) = -1 EBADF (Bad file descriptor) [pid 424] close(8) = -1 EBADF (Bad file descriptor) [pid 424] close(9) = -1 EBADF (Bad file descriptor) [pid 424] close(10) = -1 EBADF (Bad file descriptor) [pid 424] close(11) = -1 EBADF (Bad file descriptor) [pid 424] close(12) = -1 EBADF (Bad file descriptor) [pid 424] close(13) = -1 EBADF (Bad file descriptor) [pid 424] close(14) = -1 EBADF (Bad file descriptor) [pid 424] close(15) = -1 EBADF (Bad file descriptor) [pid 424] close(16) = -1 EBADF (Bad file descriptor) [pid 424] close(17) = -1 EBADF (Bad file descriptor) [pid 424] close(18) = -1 EBADF (Bad file descriptor) [pid 424] close(19) = -1 EBADF (Bad file descriptor) [pid 424] close(20) = -1 EBADF (Bad file descriptor) [pid 424] close(21) = -1 EBADF (Bad file descriptor) [pid 424] close(22) = -1 EBADF (Bad file descriptor) [pid 424] close(23) = -1 EBADF (Bad file descriptor) [pid 424] close(24) = -1 EBADF (Bad file descriptor) [pid 424] close(25) = -1 EBADF (Bad file descriptor) [pid 424] close(26) = -1 EBADF (Bad file descriptor) [pid 424] close(27) = -1 EBADF (Bad file descriptor) [pid 424] close(28) = -1 EBADF (Bad file descriptor) [pid 424] close(29) = -1 EBADF (Bad file descriptor) [pid 424] exit_group(0) = ? [pid 424] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./125/binderfs") = 0 [pid 298] umount2("./125/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./125/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./125/cgroup.net") = 0 [pid 298] umount2("./125/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./125/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./125/cgroup.cpu") = 0 [pid 298] umount2("./125/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./125/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./125/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./125") = 0 [pid 298] mkdir("./126", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 128 [pid 425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 425] chdir("./126") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 425] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 425] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] symlink("/dev/binderfs", "./binderfs") = 0 [pid 425] write(1, "executing program\n", 18) = 18 executing program [pid 425] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 425] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 425] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 425] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 425] close(3) = 0 [pid 425] close(4) = 0 [pid 425] close(5) = -1 EBADF (Bad file descriptor) [pid 425] close(6) = -1 EBADF (Bad file descriptor) [pid 425] close(7) = -1 EBADF (Bad file descriptor) [pid 425] close(8) = -1 EBADF (Bad file descriptor) [pid 425] close(9) = -1 EBADF (Bad file descriptor) [pid 425] close(10) = -1 EBADF (Bad file descriptor) [pid 425] close(11) = -1 EBADF (Bad file descriptor) [pid 425] close(12) = -1 EBADF (Bad file descriptor) [pid 425] close(13) = -1 EBADF (Bad file descriptor) [pid 425] close(14) = -1 EBADF (Bad file descriptor) [pid 425] close(15) = -1 EBADF (Bad file descriptor) [pid 425] close(16) = -1 EBADF (Bad file descriptor) [pid 425] close(17) = -1 EBADF (Bad file descriptor) [pid 425] close(18) = -1 EBADF (Bad file descriptor) [pid 425] close(19) = -1 EBADF (Bad file descriptor) [pid 425] close(20) = -1 EBADF (Bad file descriptor) [pid 425] close(21) = -1 EBADF (Bad file descriptor) [pid 425] close(22) = -1 EBADF (Bad file descriptor) [pid 425] close(23) = -1 EBADF (Bad file descriptor) [pid 425] close(24) = -1 EBADF (Bad file descriptor) [pid 425] close(25) = -1 EBADF (Bad file descriptor) [pid 425] close(26) = -1 EBADF (Bad file descriptor) [pid 425] close(27) = -1 EBADF (Bad file descriptor) [pid 425] close(28) = -1 EBADF (Bad file descriptor) [pid 425] close(29) = -1 EBADF (Bad file descriptor) [pid 425] exit_group(0) = ? [pid 425] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./126/binderfs") = 0 [pid 298] umount2("./126/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./126/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./126/cgroup.net") = 0 [pid 298] umount2("./126/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./126/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./126/cgroup.cpu") = 0 [pid 298] umount2("./126/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./126/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./126/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./126") = 0 [pid 298] mkdir("./127", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 426 attached , child_tidptr=0x555574184750) = 129 [pid 426] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 426] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 426] chdir("./127") = 0 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 426] setpgid(0, 0) = 0 [pid 426] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 426] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 426] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 426] write(3, "1000", 4) = 4 [pid 426] close(3) = 0 [pid 426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 426] write(1, "executing program\n", 18) = 18 executing program [pid 426] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 426] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 426] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 426] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 426] close(3) = 0 [pid 426] close(4) = 0 [pid 426] close(5) = -1 EBADF (Bad file descriptor) [pid 426] close(6) = -1 EBADF (Bad file descriptor) [pid 426] close(7) = -1 EBADF (Bad file descriptor) [pid 426] close(8) = -1 EBADF (Bad file descriptor) [pid 426] close(9) = -1 EBADF (Bad file descriptor) [pid 426] close(10) = -1 EBADF (Bad file descriptor) [pid 426] close(11) = -1 EBADF (Bad file descriptor) [pid 426] close(12) = -1 EBADF (Bad file descriptor) [pid 426] close(13) = -1 EBADF (Bad file descriptor) [pid 426] close(14) = -1 EBADF (Bad file descriptor) [pid 426] close(15) = -1 EBADF (Bad file descriptor) [pid 426] close(16) = -1 EBADF (Bad file descriptor) [pid 426] close(17) = -1 EBADF (Bad file descriptor) [pid 426] close(18) = -1 EBADF (Bad file descriptor) [pid 426] close(19) = -1 EBADF (Bad file descriptor) [pid 426] close(20) = -1 EBADF (Bad file descriptor) [pid 426] close(21) = -1 EBADF (Bad file descriptor) [pid 426] close(22) = -1 EBADF (Bad file descriptor) [pid 426] close(23) = -1 EBADF (Bad file descriptor) [pid 426] close(24) = -1 EBADF (Bad file descriptor) [pid 426] close(25) = -1 EBADF (Bad file descriptor) [pid 426] close(26) = -1 EBADF (Bad file descriptor) [pid 426] close(27) = -1 EBADF (Bad file descriptor) [pid 426] close(28) = -1 EBADF (Bad file descriptor) [pid 426] close(29) = -1 EBADF (Bad file descriptor) [pid 426] exit_group(0) = ? [pid 426] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./127/binderfs") = 0 [pid 298] umount2("./127/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./127/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./127/cgroup.net") = 0 [pid 298] umount2("./127/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./127/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./127/cgroup.cpu") = 0 [pid 298] umount2("./127/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./127/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./127/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./127") = 0 [pid 298] mkdir("./128", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 427 attached [pid 427] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 130 [pid 427] <... set_robust_list resumed>) = 0 [pid 427] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 427] chdir("./128" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 427] <... chdir resumed>) = 0 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 427] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 427] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 427] write(3, "1000", 4) = 4 [pid 427] close(3) = 0 [pid 427] symlink("/dev/binderfs", "./binderfs") = 0 [pid 427] write(1, "executing program\n", 18) = 18 executing program [pid 427] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 427] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 427] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 427] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 427] close(3) = 0 [pid 427] close(4) = 0 [pid 427] close(5) = -1 EBADF (Bad file descriptor) [pid 427] close(6) = -1 EBADF (Bad file descriptor) [pid 427] close(7) = -1 EBADF (Bad file descriptor) [pid 427] close(8) = -1 EBADF (Bad file descriptor) [pid 427] close(9) = -1 EBADF (Bad file descriptor) [pid 427] close(10) = -1 EBADF (Bad file descriptor) [pid 427] close(11) = -1 EBADF (Bad file descriptor) [pid 427] close(12) = -1 EBADF (Bad file descriptor) [pid 427] close(13) = -1 EBADF (Bad file descriptor) [pid 427] close(14) = -1 EBADF (Bad file descriptor) [pid 427] close(15) = -1 EBADF (Bad file descriptor) [pid 427] close(16) = -1 EBADF (Bad file descriptor) [pid 427] close(17) = -1 EBADF (Bad file descriptor) [pid 427] close(18) = -1 EBADF (Bad file descriptor) [pid 427] close(19) = -1 EBADF (Bad file descriptor) [pid 427] close(20) = -1 EBADF (Bad file descriptor) [pid 427] close(21) = -1 EBADF (Bad file descriptor) [pid 427] close(22) = -1 EBADF (Bad file descriptor) [pid 427] close(23) = -1 EBADF (Bad file descriptor) [pid 427] close(24) = -1 EBADF (Bad file descriptor) [pid 427] close(25) = -1 EBADF (Bad file descriptor) [pid 427] close(26) = -1 EBADF (Bad file descriptor) [pid 427] close(27) = -1 EBADF (Bad file descriptor) [pid 427] close(28) = -1 EBADF (Bad file descriptor) [pid 427] close(29) = -1 EBADF (Bad file descriptor) [pid 427] exit_group(0) = ? [pid 427] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./128/binderfs") = 0 [pid 298] umount2("./128/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./128/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./128/cgroup.net") = 0 [pid 298] umount2("./128/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./128/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./128/cgroup.cpu") = 0 [pid 298] umount2("./128/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./128/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./128/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./128") = 0 [pid 298] mkdir("./129", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 428 attached [pid 428] set_robust_list(0x555574184760, 24) = 0 [pid 428] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 131 [pid 428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 428] chdir("./129" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 428] <... chdir resumed>) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 428] <... prctl resumed>) = 0 [pid 428] setpgid(0, 0) = 0 [pid 428] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 428] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 428] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 428] write(3, "1000", 4) = 4 [pid 428] close(3) = 0 [pid 428] symlink("/dev/binderfs", "./binderfs") = 0 [pid 428] write(1, "executing program\n", 18) = 18 executing program [pid 428] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 428] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 428] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 428] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 428] close(3) = 0 [pid 428] close(4) = 0 [pid 428] close(5) = -1 EBADF (Bad file descriptor) [pid 428] close(6) = -1 EBADF (Bad file descriptor) [pid 428] close(7) = -1 EBADF (Bad file descriptor) [pid 428] close(8) = -1 EBADF (Bad file descriptor) [pid 428] close(9) = -1 EBADF (Bad file descriptor) [pid 428] close(10) = -1 EBADF (Bad file descriptor) [pid 428] close(11) = -1 EBADF (Bad file descriptor) [pid 428] close(12) = -1 EBADF (Bad file descriptor) [pid 428] close(13) = -1 EBADF (Bad file descriptor) [pid 428] close(14) = -1 EBADF (Bad file descriptor) [pid 428] close(15) = -1 EBADF (Bad file descriptor) [pid 428] close(16) = -1 EBADF (Bad file descriptor) [pid 428] close(17) = -1 EBADF (Bad file descriptor) [pid 428] close(18) = -1 EBADF (Bad file descriptor) [pid 428] close(19) = -1 EBADF (Bad file descriptor) [pid 428] close(20) = -1 EBADF (Bad file descriptor) [pid 428] close(21) = -1 EBADF (Bad file descriptor) [pid 428] close(22) = -1 EBADF (Bad file descriptor) [pid 428] close(23) = -1 EBADF (Bad file descriptor) [pid 428] close(24) = -1 EBADF (Bad file descriptor) [pid 428] close(25) = -1 EBADF (Bad file descriptor) [pid 428] close(26) = -1 EBADF (Bad file descriptor) [pid 428] close(27) = -1 EBADF (Bad file descriptor) [pid 428] close(28) = -1 EBADF (Bad file descriptor) [pid 428] close(29) = -1 EBADF (Bad file descriptor) [pid 428] exit_group(0) = ? [pid 428] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./129/binderfs") = 0 [pid 298] umount2("./129/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./129/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./129/cgroup.net") = 0 [pid 298] umount2("./129/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./129/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./129/cgroup.cpu") = 0 [pid 298] umount2("./129/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./129/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./129/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./129") = 0 [pid 298] mkdir("./130", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x555574184760, 24) = 0 [pid 429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 132 [pid 429] chdir("./130") = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 429] setpgid(0, 0) = 0 [pid 429] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 429] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 429] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 429] write(3, "1000", 4) = 4 [pid 429] close(3) = 0 [pid 429] symlink("/dev/binderfs", "./binderfs") = 0 [pid 429] write(1, "executing program\n", 18) = 18 executing program [pid 429] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 429] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 429] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 429] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 429] close(3) = 0 [pid 429] close(4) = 0 [pid 429] close(5) = -1 EBADF (Bad file descriptor) [pid 429] close(6) = -1 EBADF (Bad file descriptor) [pid 429] close(7) = -1 EBADF (Bad file descriptor) [pid 429] close(8) = -1 EBADF (Bad file descriptor) [pid 429] close(9) = -1 EBADF (Bad file descriptor) [pid 429] close(10) = -1 EBADF (Bad file descriptor) [pid 429] close(11) = -1 EBADF (Bad file descriptor) [pid 429] close(12) = -1 EBADF (Bad file descriptor) [pid 429] close(13) = -1 EBADF (Bad file descriptor) [pid 429] close(14) = -1 EBADF (Bad file descriptor) [pid 429] close(15) = -1 EBADF (Bad file descriptor) [pid 429] close(16) = -1 EBADF (Bad file descriptor) [pid 429] close(17) = -1 EBADF (Bad file descriptor) [pid 429] close(18) = -1 EBADF (Bad file descriptor) [pid 429] close(19) = -1 EBADF (Bad file descriptor) [pid 429] close(20) = -1 EBADF (Bad file descriptor) [pid 429] close(21) = -1 EBADF (Bad file descriptor) [pid 429] close(22) = -1 EBADF (Bad file descriptor) [pid 429] close(23) = -1 EBADF (Bad file descriptor) [pid 429] close(24) = -1 EBADF (Bad file descriptor) [pid 429] close(25) = -1 EBADF (Bad file descriptor) [pid 429] close(26) = -1 EBADF (Bad file descriptor) [pid 429] close(27) = -1 EBADF (Bad file descriptor) [pid 429] close(28) = -1 EBADF (Bad file descriptor) [pid 429] close(29) = -1 EBADF (Bad file descriptor) [pid 429] exit_group(0) = ? [pid 429] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./130/binderfs") = 0 [pid 298] umount2("./130/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./130/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./130/cgroup.net") = 0 [pid 298] umount2("./130/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./130/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./130/cgroup.cpu") = 0 [pid 298] umount2("./130/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./130/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./130/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./130") = 0 [pid 298] mkdir("./131", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 430 attached [pid 430] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 133 [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 430] chdir("./131" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 430] <... chdir resumed>) = 0 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 430] setpgid(0, 0) = 0 [pid 430] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 430] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 430] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 430] write(3, "1000", 4) = 4 [pid 430] close(3) = 0 [pid 430] symlink("/dev/binderfs", "./binderfs") = 0 [pid 430] write(1, "executing program\n", 18) = 18 executing program [pid 430] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 430] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 430] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 430] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 430] close(3) = 0 [pid 430] close(4) = 0 [pid 430] close(5) = -1 EBADF (Bad file descriptor) [pid 430] close(6) = -1 EBADF (Bad file descriptor) [pid 430] close(7) = -1 EBADF (Bad file descriptor) [pid 430] close(8) = -1 EBADF (Bad file descriptor) [pid 430] close(9) = -1 EBADF (Bad file descriptor) [pid 430] close(10) = -1 EBADF (Bad file descriptor) [pid 430] close(11) = -1 EBADF (Bad file descriptor) [pid 430] close(12) = -1 EBADF (Bad file descriptor) [pid 430] close(13) = -1 EBADF (Bad file descriptor) [pid 430] close(14) = -1 EBADF (Bad file descriptor) [pid 430] close(15) = -1 EBADF (Bad file descriptor) [pid 430] close(16) = -1 EBADF (Bad file descriptor) [pid 430] close(17) = -1 EBADF (Bad file descriptor) [pid 430] close(18) = -1 EBADF (Bad file descriptor) [pid 430] close(19) = -1 EBADF (Bad file descriptor) [pid 430] close(20) = -1 EBADF (Bad file descriptor) [pid 430] close(21) = -1 EBADF (Bad file descriptor) [pid 430] close(22) = -1 EBADF (Bad file descriptor) [pid 430] close(23) = -1 EBADF (Bad file descriptor) [pid 430] close(24) = -1 EBADF (Bad file descriptor) [pid 430] close(25) = -1 EBADF (Bad file descriptor) [pid 430] close(26) = -1 EBADF (Bad file descriptor) [pid 430] close(27) = -1 EBADF (Bad file descriptor) [pid 430] close(28) = -1 EBADF (Bad file descriptor) [pid 430] close(29) = -1 EBADF (Bad file descriptor) [pid 430] exit_group(0) = ? [pid 430] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./131/binderfs") = 0 [pid 298] umount2("./131/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./131/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./131/cgroup.net") = 0 [pid 298] umount2("./131/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./131/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./131/cgroup.cpu") = 0 [pid 298] umount2("./131/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./131/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./131/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./131") = 0 [pid 298] mkdir("./132", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 134 [pid 431] <... set_robust_list resumed>) = 0 [pid 431] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 431] chdir("./132" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 431] <... chdir resumed>) = 0 [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 431] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 431] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 431] symlink("/dev/binderfs", "./binderfs") = 0 [pid 431] write(1, "executing program\n", 18) = 18 executing program [pid 431] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 431] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 431] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 431] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 431] close(3) = 0 [pid 431] close(4) = 0 [pid 431] close(5) = -1 EBADF (Bad file descriptor) [pid 431] close(6) = -1 EBADF (Bad file descriptor) [pid 431] close(7) = -1 EBADF (Bad file descriptor) [pid 431] close(8) = -1 EBADF (Bad file descriptor) [pid 431] close(9) = -1 EBADF (Bad file descriptor) [pid 431] close(10) = -1 EBADF (Bad file descriptor) [pid 431] close(11) = -1 EBADF (Bad file descriptor) [pid 431] close(12) = -1 EBADF (Bad file descriptor) [pid 431] close(13) = -1 EBADF (Bad file descriptor) [pid 431] close(14) = -1 EBADF (Bad file descriptor) [pid 431] close(15) = -1 EBADF (Bad file descriptor) [pid 431] close(16) = -1 EBADF (Bad file descriptor) [pid 431] close(17) = -1 EBADF (Bad file descriptor) [pid 431] close(18) = -1 EBADF (Bad file descriptor) [pid 431] close(19) = -1 EBADF (Bad file descriptor) [pid 431] close(20) = -1 EBADF (Bad file descriptor) [pid 431] close(21) = -1 EBADF (Bad file descriptor) [pid 431] close(22) = -1 EBADF (Bad file descriptor) [pid 431] close(23) = -1 EBADF (Bad file descriptor) [pid 431] close(24) = -1 EBADF (Bad file descriptor) [pid 431] close(25) = -1 EBADF (Bad file descriptor) [pid 431] close(26) = -1 EBADF (Bad file descriptor) [pid 431] close(27) = -1 EBADF (Bad file descriptor) [pid 431] close(28) = -1 EBADF (Bad file descriptor) [pid 431] close(29) = -1 EBADF (Bad file descriptor) [pid 431] exit_group(0) = ? [pid 431] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./132/binderfs") = 0 [pid 298] umount2("./132/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./132/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./132/cgroup.net") = 0 [pid 298] umount2("./132/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./132/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./132/cgroup.cpu") = 0 [pid 298] umount2("./132/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./132/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./132/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./132") = 0 [pid 298] mkdir("./133", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 432 attached , child_tidptr=0x555574184750) = 135 [pid 432] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 432] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 432] chdir("./133") = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 432] setpgid(0, 0) = 0 [pid 432] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 432] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 432] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 432] write(3, "1000", 4) = 4 [pid 432] close(3) = 0 [pid 432] symlink("/dev/binderfs", "./binderfs") = 0 [pid 432] write(1, "executing program\n", 18) = 18 executing program [pid 432] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 432] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 432] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 432] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 432] close(3) = 0 [pid 432] close(4) = 0 [pid 432] close(5) = -1 EBADF (Bad file descriptor) [pid 432] close(6) = -1 EBADF (Bad file descriptor) [pid 432] close(7) = -1 EBADF (Bad file descriptor) [pid 432] close(8) = -1 EBADF (Bad file descriptor) [pid 432] close(9) = -1 EBADF (Bad file descriptor) [pid 432] close(10) = -1 EBADF (Bad file descriptor) [pid 432] close(11) = -1 EBADF (Bad file descriptor) [pid 432] close(12) = -1 EBADF (Bad file descriptor) [pid 432] close(13) = -1 EBADF (Bad file descriptor) [pid 432] close(14) = -1 EBADF (Bad file descriptor) [pid 432] close(15) = -1 EBADF (Bad file descriptor) [pid 432] close(16) = -1 EBADF (Bad file descriptor) [pid 432] close(17) = -1 EBADF (Bad file descriptor) [pid 432] close(18) = -1 EBADF (Bad file descriptor) [pid 432] close(19) = -1 EBADF (Bad file descriptor) [pid 432] close(20) = -1 EBADF (Bad file descriptor) [pid 432] close(21) = -1 EBADF (Bad file descriptor) [pid 432] close(22) = -1 EBADF (Bad file descriptor) [pid 432] close(23) = -1 EBADF (Bad file descriptor) [pid 432] close(24) = -1 EBADF (Bad file descriptor) [pid 432] close(25) = -1 EBADF (Bad file descriptor) [pid 432] close(26) = -1 EBADF (Bad file descriptor) [pid 432] close(27) = -1 EBADF (Bad file descriptor) [pid 432] close(28) = -1 EBADF (Bad file descriptor) [pid 432] close(29) = -1 EBADF (Bad file descriptor) [pid 432] exit_group(0) = ? [pid 432] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./133/binderfs") = 0 [pid 298] umount2("./133/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./133/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./133/cgroup.net") = 0 [pid 298] umount2("./133/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./133/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./133/cgroup.cpu") = 0 [pid 298] umount2("./133/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./133/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./133/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./133") = 0 [pid 298] mkdir("./134", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 136 [pid 433] <... set_robust_list resumed>) = 0 [pid 433] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 433] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 433] chdir("./134") = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 433] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 433] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 433] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3) = 0 [pid 433] symlink("/dev/binderfs", "./binderfs") = 0 [pid 433] write(1, "executing program\n", 18) = 18 executing program [pid 433] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 433] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 433] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 433] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 433] close(3) = 0 [pid 433] close(4) = 0 [pid 433] close(5) = -1 EBADF (Bad file descriptor) [pid 433] close(6) = -1 EBADF (Bad file descriptor) [pid 433] close(7) = -1 EBADF (Bad file descriptor) [pid 433] close(8) = -1 EBADF (Bad file descriptor) [pid 433] close(9) = -1 EBADF (Bad file descriptor) [pid 433] close(10) = -1 EBADF (Bad file descriptor) [pid 433] close(11) = -1 EBADF (Bad file descriptor) [pid 433] close(12) = -1 EBADF (Bad file descriptor) [pid 433] close(13) = -1 EBADF (Bad file descriptor) [pid 433] close(14) = -1 EBADF (Bad file descriptor) [pid 433] close(15) = -1 EBADF (Bad file descriptor) [pid 433] close(16) = -1 EBADF (Bad file descriptor) [pid 433] close(17) = -1 EBADF (Bad file descriptor) [pid 433] close(18) = -1 EBADF (Bad file descriptor) [pid 433] close(19) = -1 EBADF (Bad file descriptor) [pid 433] close(20) = -1 EBADF (Bad file descriptor) [pid 433] close(21) = -1 EBADF (Bad file descriptor) [pid 433] close(22) = -1 EBADF (Bad file descriptor) [pid 433] close(23) = -1 EBADF (Bad file descriptor) [pid 433] close(24) = -1 EBADF (Bad file descriptor) [pid 433] close(25) = -1 EBADF (Bad file descriptor) [pid 433] close(26) = -1 EBADF (Bad file descriptor) [pid 433] close(27) = -1 EBADF (Bad file descriptor) [pid 433] close(28) = -1 EBADF (Bad file descriptor) [pid 433] close(29) = -1 EBADF (Bad file descriptor) [pid 433] exit_group(0) = ? [pid 433] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./134/binderfs") = 0 [pid 298] umount2("./134/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./134/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./134/cgroup.net") = 0 [pid 298] umount2("./134/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./134/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./134/cgroup.cpu") = 0 [pid 298] umount2("./134/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./134/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./134/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./134") = 0 [pid 298] mkdir("./135", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 137 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 434] chdir("./135") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 434] setpgid(0, 0) = 0 [pid 434] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 434] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 434] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 434] write(3, "1000", 4) = 4 [pid 434] close(3) = 0 [pid 434] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 434] write(1, "executing program\n", 18) = 18 [pid 434] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 434] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 434] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 434] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 434] close(3) = 0 [pid 434] close(4) = 0 [pid 434] close(5) = -1 EBADF (Bad file descriptor) [pid 434] close(6) = -1 EBADF (Bad file descriptor) [pid 434] close(7) = -1 EBADF (Bad file descriptor) [pid 434] close(8) = -1 EBADF (Bad file descriptor) [pid 434] close(9) = -1 EBADF (Bad file descriptor) [pid 434] close(10) = -1 EBADF (Bad file descriptor) [pid 434] close(11) = -1 EBADF (Bad file descriptor) [pid 434] close(12) = -1 EBADF (Bad file descriptor) [pid 434] close(13) = -1 EBADF (Bad file descriptor) [pid 434] close(14) = -1 EBADF (Bad file descriptor) [pid 434] close(15) = -1 EBADF (Bad file descriptor) [pid 434] close(16) = -1 EBADF (Bad file descriptor) [pid 434] close(17) = -1 EBADF (Bad file descriptor) [pid 434] close(18) = -1 EBADF (Bad file descriptor) [pid 434] close(19) = -1 EBADF (Bad file descriptor) [pid 434] close(20) = -1 EBADF (Bad file descriptor) [pid 434] close(21) = -1 EBADF (Bad file descriptor) [pid 434] close(22) = -1 EBADF (Bad file descriptor) [pid 434] close(23) = -1 EBADF (Bad file descriptor) [pid 434] close(24) = -1 EBADF (Bad file descriptor) [pid 434] close(25) = -1 EBADF (Bad file descriptor) [pid 434] close(26) = -1 EBADF (Bad file descriptor) [pid 434] close(27) = -1 EBADF (Bad file descriptor) [pid 434] close(28) = -1 EBADF (Bad file descriptor) [pid 434] close(29) = -1 EBADF (Bad file descriptor) [pid 434] exit_group(0) = ? [pid 434] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./135/binderfs") = 0 [pid 298] umount2("./135/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./135/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./135/cgroup.net") = 0 [pid 298] umount2("./135/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./135/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./135/cgroup.cpu") = 0 [pid 298] umount2("./135/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./135/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./135/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./135") = 0 [pid 298] mkdir("./136", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 435 attached [pid 435] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 138 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 435] chdir("./136") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 435] setpgid(0, 0) = 0 [pid 435] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 435] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 435] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 435] close(3) = 0 [pid 435] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 435] write(1, "executing program\n", 18) = 18 [pid 435] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 435] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 435] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 435] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 435] close(3) = 0 [pid 435] close(4) = 0 [pid 435] close(5) = -1 EBADF (Bad file descriptor) [pid 435] close(6) = -1 EBADF (Bad file descriptor) [pid 435] close(7) = -1 EBADF (Bad file descriptor) [pid 435] close(8) = -1 EBADF (Bad file descriptor) [pid 435] close(9) = -1 EBADF (Bad file descriptor) [pid 435] close(10) = -1 EBADF (Bad file descriptor) [pid 435] close(11) = -1 EBADF (Bad file descriptor) [pid 435] close(12) = -1 EBADF (Bad file descriptor) [pid 435] close(13) = -1 EBADF (Bad file descriptor) [pid 435] close(14) = -1 EBADF (Bad file descriptor) [pid 435] close(15) = -1 EBADF (Bad file descriptor) [pid 435] close(16) = -1 EBADF (Bad file descriptor) [pid 435] close(17) = -1 EBADF (Bad file descriptor) [pid 435] close(18) = -1 EBADF (Bad file descriptor) [pid 435] close(19) = -1 EBADF (Bad file descriptor) [pid 435] close(20) = -1 EBADF (Bad file descriptor) [pid 435] close(21) = -1 EBADF (Bad file descriptor) [pid 435] close(22) = -1 EBADF (Bad file descriptor) [pid 435] close(23) = -1 EBADF (Bad file descriptor) [pid 435] close(24) = -1 EBADF (Bad file descriptor) [pid 435] close(25) = -1 EBADF (Bad file descriptor) [pid 435] close(26) = -1 EBADF (Bad file descriptor) [pid 435] close(27) = -1 EBADF (Bad file descriptor) [pid 435] close(28) = -1 EBADF (Bad file descriptor) [pid 435] close(29) = -1 EBADF (Bad file descriptor) [pid 435] exit_group(0) = ? [pid 435] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./136/binderfs") = 0 [pid 298] umount2("./136/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./136/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./136/cgroup.net") = 0 [pid 298] umount2("./136/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./136/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./136/cgroup.cpu") = 0 [pid 298] umount2("./136/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./136/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./136/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./136") = 0 [pid 298] mkdir("./137", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 139 [pid 436] <... set_robust_list resumed>) = 0 [pid 436] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 436] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 436] chdir("./137" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 436] <... chdir resumed>) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 436] setpgid(0, 0) = 0 [pid 436] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 436] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 436] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 436] write(3, "1000", 4) = 4 [pid 436] close(3) = 0 [pid 436] symlink("/dev/binderfs", "./binderfs") = 0 [pid 436] write(1, "executing program\n", 18) = 18 executing program [pid 436] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 436] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 436] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 436] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 436] close(3) = 0 [pid 436] close(4) = 0 [pid 436] close(5) = -1 EBADF (Bad file descriptor) [pid 436] close(6) = -1 EBADF (Bad file descriptor) [pid 436] close(7) = -1 EBADF (Bad file descriptor) [pid 436] close(8) = -1 EBADF (Bad file descriptor) [pid 436] close(9) = -1 EBADF (Bad file descriptor) [pid 436] close(10) = -1 EBADF (Bad file descriptor) [pid 436] close(11) = -1 EBADF (Bad file descriptor) [pid 436] close(12) = -1 EBADF (Bad file descriptor) [pid 436] close(13) = -1 EBADF (Bad file descriptor) [pid 436] close(14) = -1 EBADF (Bad file descriptor) [pid 436] close(15) = -1 EBADF (Bad file descriptor) [pid 436] close(16) = -1 EBADF (Bad file descriptor) [pid 436] close(17) = -1 EBADF (Bad file descriptor) [pid 436] close(18) = -1 EBADF (Bad file descriptor) [pid 436] close(19) = -1 EBADF (Bad file descriptor) [pid 436] close(20) = -1 EBADF (Bad file descriptor) [pid 436] close(21) = -1 EBADF (Bad file descriptor) [pid 436] close(22) = -1 EBADF (Bad file descriptor) [pid 436] close(23) = -1 EBADF (Bad file descriptor) [pid 436] close(24) = -1 EBADF (Bad file descriptor) [pid 436] close(25) = -1 EBADF (Bad file descriptor) [pid 436] close(26) = -1 EBADF (Bad file descriptor) [pid 436] close(27) = -1 EBADF (Bad file descriptor) [pid 436] close(28) = -1 EBADF (Bad file descriptor) [pid 436] close(29) = -1 EBADF (Bad file descriptor) [pid 436] exit_group(0) = ? [pid 436] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./137/binderfs") = 0 [pid 298] umount2("./137/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./137/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./137/cgroup.net") = 0 [pid 298] umount2("./137/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./137/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./137/cgroup.cpu") = 0 [pid 298] umount2("./137/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./137/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./137/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./137") = 0 [pid 298] mkdir("./138", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x555574184760, 24) = 0 [pid 437] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 140 [pid 437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 437] chdir("./138" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 437] <... chdir resumed>) = 0 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 437] <... prctl resumed>) = 0 [pid 437] setpgid(0, 0) = 0 [pid 437] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 437] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 437] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 437] write(3, "1000", 4) = 4 [pid 437] close(3) = 0 [pid 437] symlink("/dev/binderfs", "./binderfs") = 0 [pid 437] write(1, "executing program\n", 18) = 18 [pid 437] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 437] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 437] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 437] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 437] close(3) = 0 [pid 437] close(4) = 0 [pid 437] close(5) = -1 EBADF (Bad file descriptor) [pid 437] close(6) = -1 EBADF (Bad file descriptor) [pid 437] close(7) = -1 EBADF (Bad file descriptor) [pid 437] close(8) = -1 EBADF (Bad file descriptor) [pid 437] close(9) = -1 EBADF (Bad file descriptor) [pid 437] close(10) = -1 EBADF (Bad file descriptor) [pid 437] close(11) = -1 EBADF (Bad file descriptor) [pid 437] close(12) = -1 EBADF (Bad file descriptor) [pid 437] close(13) = -1 EBADF (Bad file descriptor) [pid 437] close(14) = -1 EBADF (Bad file descriptor) [pid 437] close(15) = -1 EBADF (Bad file descriptor) [pid 437] close(16) = -1 EBADF (Bad file descriptor) [pid 437] close(17) = -1 EBADF (Bad file descriptor) [pid 437] close(18) = -1 EBADF (Bad file descriptor) [pid 437] close(19) = -1 EBADF (Bad file descriptor) [pid 437] close(20) = -1 EBADF (Bad file descriptor) [pid 437] close(21) = -1 EBADF (Bad file descriptor) [pid 437] close(22) = -1 EBADF (Bad file descriptor) [pid 437] close(23) = -1 EBADF (Bad file descriptor) [pid 437] close(24) = -1 EBADF (Bad file descriptor) [pid 437] close(25) = -1 EBADF (Bad file descriptor) [pid 437] close(26) = -1 EBADF (Bad file descriptor) [pid 437] close(27) = -1 EBADF (Bad file descriptor) [pid 437] close(28) = -1 EBADF (Bad file descriptor) [pid 437] close(29) = -1 EBADF (Bad file descriptor) [pid 437] exit_group(0) = ? [pid 437] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./138", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./138/binderfs") = 0 [pid 298] umount2("./138/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./138/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./138/cgroup.net") = 0 [pid 298] umount2("./138/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./138/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./138/cgroup.cpu") = 0 [pid 298] umount2("./138/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./138/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./138/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./138") = 0 [pid 298] mkdir("./139", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 141 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] chdir("./139" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 438] <... chdir resumed>) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 438] <... prctl resumed>) = 0 [pid 438] setpgid(0, 0) = 0 [pid 438] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 438] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 438] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [pid 438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 438] write(1, "executing program\n", 18) = 18 executing program [pid 438] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 438] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 438] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 438] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 438] close(3) = 0 [pid 438] close(4) = 0 [pid 438] close(5) = -1 EBADF (Bad file descriptor) [pid 438] close(6) = -1 EBADF (Bad file descriptor) [pid 438] close(7) = -1 EBADF (Bad file descriptor) [pid 438] close(8) = -1 EBADF (Bad file descriptor) [pid 438] close(9) = -1 EBADF (Bad file descriptor) [pid 438] close(10) = -1 EBADF (Bad file descriptor) [pid 438] close(11) = -1 EBADF (Bad file descriptor) [pid 438] close(12) = -1 EBADF (Bad file descriptor) [pid 438] close(13) = -1 EBADF (Bad file descriptor) [pid 438] close(14) = -1 EBADF (Bad file descriptor) [pid 438] close(15) = -1 EBADF (Bad file descriptor) [pid 438] close(16) = -1 EBADF (Bad file descriptor) [pid 438] close(17) = -1 EBADF (Bad file descriptor) [pid 438] close(18) = -1 EBADF (Bad file descriptor) [pid 438] close(19) = -1 EBADF (Bad file descriptor) [pid 438] close(20) = -1 EBADF (Bad file descriptor) [pid 438] close(21) = -1 EBADF (Bad file descriptor) [pid 438] close(22) = -1 EBADF (Bad file descriptor) [pid 438] close(23) = -1 EBADF (Bad file descriptor) [pid 438] close(24) = -1 EBADF (Bad file descriptor) [pid 438] close(25) = -1 EBADF (Bad file descriptor) [pid 438] close(26) = -1 EBADF (Bad file descriptor) [pid 438] close(27) = -1 EBADF (Bad file descriptor) [pid 438] close(28) = -1 EBADF (Bad file descriptor) [pid 438] close(29) = -1 EBADF (Bad file descriptor) [pid 438] exit_group(0) = ? [pid 438] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./139/binderfs") = 0 [pid 298] umount2("./139/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./139/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./139/cgroup.net") = 0 [pid 298] umount2("./139/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./139/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./139/cgroup.cpu") = 0 [pid 298] umount2("./139/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./139/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./139/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./139") = 0 [pid 298] mkdir("./140", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 142 [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 439] chdir("./140") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 439] setpgid(0, 0) = 0 [pid 439] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 439] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 439] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 439] write(3, "1000", 4) = 4 [pid 439] close(3) = 0 [pid 439] symlink("/dev/binderfs", "./binderfs") = 0 [pid 439] write(1, "executing program\n", 18) = 18 executing program [pid 439] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 439] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 439] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 439] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 439] close(3) = 0 [pid 439] close(4) = 0 [pid 439] close(5) = -1 EBADF (Bad file descriptor) [pid 439] close(6) = -1 EBADF (Bad file descriptor) [pid 439] close(7) = -1 EBADF (Bad file descriptor) [pid 439] close(8) = -1 EBADF (Bad file descriptor) [pid 439] close(9) = -1 EBADF (Bad file descriptor) [pid 439] close(10) = -1 EBADF (Bad file descriptor) [pid 439] close(11) = -1 EBADF (Bad file descriptor) [pid 439] close(12) = -1 EBADF (Bad file descriptor) [pid 439] close(13) = -1 EBADF (Bad file descriptor) [pid 439] close(14) = -1 EBADF (Bad file descriptor) [pid 439] close(15) = -1 EBADF (Bad file descriptor) [pid 439] close(16) = -1 EBADF (Bad file descriptor) [pid 439] close(17) = -1 EBADF (Bad file descriptor) [pid 439] close(18) = -1 EBADF (Bad file descriptor) [pid 439] close(19) = -1 EBADF (Bad file descriptor) [pid 439] close(20) = -1 EBADF (Bad file descriptor) [pid 439] close(21) = -1 EBADF (Bad file descriptor) [pid 439] close(22) = -1 EBADF (Bad file descriptor) [pid 439] close(23) = -1 EBADF (Bad file descriptor) [pid 439] close(24) = -1 EBADF (Bad file descriptor) [pid 439] close(25) = -1 EBADF (Bad file descriptor) [pid 439] close(26) = -1 EBADF (Bad file descriptor) [pid 439] close(27) = -1 EBADF (Bad file descriptor) [pid 439] close(28) = -1 EBADF (Bad file descriptor) [pid 439] close(29) = -1 EBADF (Bad file descriptor) [pid 439] exit_group(0) = ? [pid 439] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./140", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./140/binderfs") = 0 [pid 298] umount2("./140/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./140/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./140/cgroup.net") = 0 [pid 298] umount2("./140/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./140/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./140/cgroup.cpu") = 0 [pid 298] umount2("./140/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./140/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./140/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./140") = 0 [pid 298] mkdir("./141", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 440 attached , child_tidptr=0x555574184750) = 143 [pid 440] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 440] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 440] chdir("./141") = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 440] setpgid(0, 0) = 0 [pid 440] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 440] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 440] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] write(3, "1000", 4) = 4 [pid 440] close(3) = 0 [pid 440] symlink("/dev/binderfs", "./binderfs") = 0 [pid 440] write(1, "executing program\n", 18) = 18 executing program [pid 440] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 440] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 440] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 440] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 440] close(3) = 0 [pid 440] close(4) = 0 [pid 440] close(5) = -1 EBADF (Bad file descriptor) [pid 440] close(6) = -1 EBADF (Bad file descriptor) [pid 440] close(7) = -1 EBADF (Bad file descriptor) [pid 440] close(8) = -1 EBADF (Bad file descriptor) [pid 440] close(9) = -1 EBADF (Bad file descriptor) [pid 440] close(10) = -1 EBADF (Bad file descriptor) [pid 440] close(11) = -1 EBADF (Bad file descriptor) [pid 440] close(12) = -1 EBADF (Bad file descriptor) [pid 440] close(13) = -1 EBADF (Bad file descriptor) [pid 440] close(14) = -1 EBADF (Bad file descriptor) [pid 440] close(15) = -1 EBADF (Bad file descriptor) [pid 440] close(16) = -1 EBADF (Bad file descriptor) [pid 440] close(17) = -1 EBADF (Bad file descriptor) [pid 440] close(18) = -1 EBADF (Bad file descriptor) [pid 440] close(19) = -1 EBADF (Bad file descriptor) [pid 440] close(20) = -1 EBADF (Bad file descriptor) [pid 440] close(21) = -1 EBADF (Bad file descriptor) [pid 440] close(22) = -1 EBADF (Bad file descriptor) [pid 440] close(23) = -1 EBADF (Bad file descriptor) [pid 440] close(24) = -1 EBADF (Bad file descriptor) [pid 440] close(25) = -1 EBADF (Bad file descriptor) [pid 440] close(26) = -1 EBADF (Bad file descriptor) [pid 440] close(27) = -1 EBADF (Bad file descriptor) [pid 440] close(28) = -1 EBADF (Bad file descriptor) [pid 440] close(29) = -1 EBADF (Bad file descriptor) [pid 440] exit_group(0) = ? [pid 440] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./141/binderfs") = 0 [pid 298] umount2("./141/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./141/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./141/cgroup.net") = 0 [pid 298] umount2("./141/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./141/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./141/cgroup.cpu") = 0 [pid 298] umount2("./141/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./141/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./141/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./141") = 0 [pid 298] mkdir("./142", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x555574184760, 24) = 0 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] chdir("./142") = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 144 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 441] setpgid(0, 0) = 0 [pid 441] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 441] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 441] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 441] write(3, "1000", 4) = 4 [pid 441] close(3) = 0 [pid 441] symlink("/dev/binderfs", "./binderfs") = 0 [pid 441] write(1, "executing program\n", 18) = 18 executing program [pid 441] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 441] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 441] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 441] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 441] close(3) = 0 [pid 441] close(4) = 0 [pid 441] close(5) = -1 EBADF (Bad file descriptor) [pid 441] close(6) = -1 EBADF (Bad file descriptor) [pid 441] close(7) = -1 EBADF (Bad file descriptor) [pid 441] close(8) = -1 EBADF (Bad file descriptor) [pid 441] close(9) = -1 EBADF (Bad file descriptor) [pid 441] close(10) = -1 EBADF (Bad file descriptor) [pid 441] close(11) = -1 EBADF (Bad file descriptor) [pid 441] close(12) = -1 EBADF (Bad file descriptor) [pid 441] close(13) = -1 EBADF (Bad file descriptor) [pid 441] close(14) = -1 EBADF (Bad file descriptor) [pid 441] close(15) = -1 EBADF (Bad file descriptor) [pid 441] close(16) = -1 EBADF (Bad file descriptor) [pid 441] close(17) = -1 EBADF (Bad file descriptor) [pid 441] close(18) = -1 EBADF (Bad file descriptor) [pid 441] close(19) = -1 EBADF (Bad file descriptor) [pid 441] close(20) = -1 EBADF (Bad file descriptor) [pid 441] close(21) = -1 EBADF (Bad file descriptor) [pid 441] close(22) = -1 EBADF (Bad file descriptor) [pid 441] close(23) = -1 EBADF (Bad file descriptor) [pid 441] close(24) = -1 EBADF (Bad file descriptor) [pid 441] close(25) = -1 EBADF (Bad file descriptor) [pid 441] close(26) = -1 EBADF (Bad file descriptor) [pid 441] close(27) = -1 EBADF (Bad file descriptor) [pid 441] close(28) = -1 EBADF (Bad file descriptor) [pid 441] close(29) = -1 EBADF (Bad file descriptor) [pid 441] exit_group(0) = ? [pid 441] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./142", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./142/binderfs") = 0 [pid 298] umount2("./142/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./142/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./142/cgroup.net") = 0 [pid 298] umount2("./142/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./142/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./142/cgroup.cpu") = 0 [pid 298] umount2("./142/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./142/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./142/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./142") = 0 [pid 298] mkdir("./143", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 442 attached , child_tidptr=0x555574184750) = 145 [pid 442] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 442] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] chdir("./143") = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0) = 0 [pid 442] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 442] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 442] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 442] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 442] write(1, "executing program\n", 18) = 18 [pid 442] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 442] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 442] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 442] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 442] close(3) = 0 [pid 442] close(4) = 0 [pid 442] close(5) = -1 EBADF (Bad file descriptor) [pid 442] close(6) = -1 EBADF (Bad file descriptor) [pid 442] close(7) = -1 EBADF (Bad file descriptor) [pid 442] close(8) = -1 EBADF (Bad file descriptor) [pid 442] close(9) = -1 EBADF (Bad file descriptor) [pid 442] close(10) = -1 EBADF (Bad file descriptor) [pid 442] close(11) = -1 EBADF (Bad file descriptor) [pid 442] close(12) = -1 EBADF (Bad file descriptor) [pid 442] close(13) = -1 EBADF (Bad file descriptor) [pid 442] close(14) = -1 EBADF (Bad file descriptor) [pid 442] close(15) = -1 EBADF (Bad file descriptor) [pid 442] close(16) = -1 EBADF (Bad file descriptor) [pid 442] close(17) = -1 EBADF (Bad file descriptor) [pid 442] close(18) = -1 EBADF (Bad file descriptor) [pid 442] close(19) = -1 EBADF (Bad file descriptor) [pid 442] close(20) = -1 EBADF (Bad file descriptor) [pid 442] close(21) = -1 EBADF (Bad file descriptor) [pid 442] close(22) = -1 EBADF (Bad file descriptor) [pid 442] close(23) = -1 EBADF (Bad file descriptor) [pid 442] close(24) = -1 EBADF (Bad file descriptor) [pid 442] close(25) = -1 EBADF (Bad file descriptor) [pid 442] close(26) = -1 EBADF (Bad file descriptor) [pid 442] close(27) = -1 EBADF (Bad file descriptor) [pid 442] close(28) = -1 EBADF (Bad file descriptor) [pid 442] close(29) = -1 EBADF (Bad file descriptor) [pid 442] exit_group(0) = ? [pid 442] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./143/binderfs") = 0 [pid 298] umount2("./143/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./143/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./143/cgroup.net") = 0 [pid 298] umount2("./143/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./143/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./143/cgroup.cpu") = 0 [pid 298] umount2("./143/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./143/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./143/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./143") = 0 [pid 298] mkdir("./144", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x555574184760, 24) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 146 [pid 443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 443] chdir("./144") = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 443] setpgid(0, 0) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 443] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 443] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 443] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 443] write(3, "1000", 4) = 4 [pid 443] close(3) = 0 [pid 443] symlink("/dev/binderfs", "./binderfs") = 0 [pid 443] write(1, "executing program\n", 18) = 18 executing program [pid 443] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 443] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 443] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 443] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 443] close(3) = 0 [pid 443] close(4) = 0 [pid 443] close(5) = -1 EBADF (Bad file descriptor) [pid 443] close(6) = -1 EBADF (Bad file descriptor) [pid 443] close(7) = -1 EBADF (Bad file descriptor) [pid 443] close(8) = -1 EBADF (Bad file descriptor) [pid 443] close(9) = -1 EBADF (Bad file descriptor) [pid 443] close(10) = -1 EBADF (Bad file descriptor) [pid 443] close(11) = -1 EBADF (Bad file descriptor) [pid 443] close(12) = -1 EBADF (Bad file descriptor) [pid 443] close(13) = -1 EBADF (Bad file descriptor) [pid 443] close(14) = -1 EBADF (Bad file descriptor) [pid 443] close(15) = -1 EBADF (Bad file descriptor) [pid 443] close(16) = -1 EBADF (Bad file descriptor) [pid 443] close(17) = -1 EBADF (Bad file descriptor) [pid 443] close(18) = -1 EBADF (Bad file descriptor) [pid 443] close(19) = -1 EBADF (Bad file descriptor) [pid 443] close(20) = -1 EBADF (Bad file descriptor) [pid 443] close(21) = -1 EBADF (Bad file descriptor) [pid 443] close(22) = -1 EBADF (Bad file descriptor) [pid 443] close(23) = -1 EBADF (Bad file descriptor) [pid 443] close(24) = -1 EBADF (Bad file descriptor) [pid 443] close(25) = -1 EBADF (Bad file descriptor) [pid 443] close(26) = -1 EBADF (Bad file descriptor) [pid 443] close(27) = -1 EBADF (Bad file descriptor) [pid 443] close(28) = -1 EBADF (Bad file descriptor) [pid 443] close(29) = -1 EBADF (Bad file descriptor) [pid 443] exit_group(0) = ? [pid 443] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./144", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./144/binderfs") = 0 [pid 298] umount2("./144/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./144/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./144/cgroup.net") = 0 [pid 298] umount2("./144/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./144/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./144/cgroup.cpu") = 0 [pid 298] umount2("./144/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./144/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./144/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./144") = 0 [pid 298] mkdir("./145", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 444 attached [pid 444] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 147 [pid 444] <... set_robust_list resumed>) = 0 [pid 444] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 444] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 444] chdir("./145") = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 444] setpgid(0, 0) = 0 [pid 444] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 444] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 444] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 444] write(3, "1000", 4) = 4 [pid 444] close(3) = 0 [pid 444] symlink("/dev/binderfs", "./binderfs") = 0 [pid 444] write(1, "executing program\n", 18) = 18 executing program [pid 444] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 444] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 444] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 444] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 444] close(3) = 0 [pid 444] close(4) = 0 [pid 444] close(5) = -1 EBADF (Bad file descriptor) [pid 444] close(6) = -1 EBADF (Bad file descriptor) [pid 444] close(7) = -1 EBADF (Bad file descriptor) [pid 444] close(8) = -1 EBADF (Bad file descriptor) [pid 444] close(9) = -1 EBADF (Bad file descriptor) [pid 444] close(10) = -1 EBADF (Bad file descriptor) [pid 444] close(11) = -1 EBADF (Bad file descriptor) [pid 444] close(12) = -1 EBADF (Bad file descriptor) [pid 444] close(13) = -1 EBADF (Bad file descriptor) [pid 444] close(14) = -1 EBADF (Bad file descriptor) [pid 444] close(15) = -1 EBADF (Bad file descriptor) [pid 444] close(16) = -1 EBADF (Bad file descriptor) [pid 444] close(17) = -1 EBADF (Bad file descriptor) [pid 444] close(18) = -1 EBADF (Bad file descriptor) [pid 444] close(19) = -1 EBADF (Bad file descriptor) [pid 444] close(20) = -1 EBADF (Bad file descriptor) [pid 444] close(21) = -1 EBADF (Bad file descriptor) [pid 444] close(22) = -1 EBADF (Bad file descriptor) [pid 444] close(23) = -1 EBADF (Bad file descriptor) [pid 444] close(24) = -1 EBADF (Bad file descriptor) [pid 444] close(25) = -1 EBADF (Bad file descriptor) [pid 444] close(26) = -1 EBADF (Bad file descriptor) [pid 444] close(27) = -1 EBADF (Bad file descriptor) [pid 444] close(28) = -1 EBADF (Bad file descriptor) [pid 444] close(29) = -1 EBADF (Bad file descriptor) [pid 444] exit_group(0) = ? [pid 444] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./145", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./145/binderfs") = 0 [pid 298] umount2("./145/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./145/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./145/cgroup.net") = 0 [pid 298] umount2("./145/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./145/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./145/cgroup.cpu") = 0 [pid 298] umount2("./145/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./145/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./145/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./145") = 0 [pid 298] mkdir("./146", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 148 [pid 445] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 445] chdir("./146") = 0 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 445] setpgid(0, 0) = 0 [pid 445] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 445] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 445] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 445] write(3, "1000", 4) = 4 [pid 445] close(3) = 0 [pid 445] symlink("/dev/binderfs", "./binderfs") = 0 [pid 445] write(1, "executing program\n", 18) = 18 executing program [pid 445] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 445] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 445] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 445] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 445] close(3) = 0 [pid 445] close(4) = 0 [pid 445] close(5) = -1 EBADF (Bad file descriptor) [pid 445] close(6) = -1 EBADF (Bad file descriptor) [pid 445] close(7) = -1 EBADF (Bad file descriptor) [pid 445] close(8) = -1 EBADF (Bad file descriptor) [pid 445] close(9) = -1 EBADF (Bad file descriptor) [pid 445] close(10) = -1 EBADF (Bad file descriptor) [pid 445] close(11) = -1 EBADF (Bad file descriptor) [pid 445] close(12) = -1 EBADF (Bad file descriptor) [pid 445] close(13) = -1 EBADF (Bad file descriptor) [pid 445] close(14) = -1 EBADF (Bad file descriptor) [pid 445] close(15) = -1 EBADF (Bad file descriptor) [pid 445] close(16) = -1 EBADF (Bad file descriptor) [pid 445] close(17) = -1 EBADF (Bad file descriptor) [pid 445] close(18) = -1 EBADF (Bad file descriptor) [pid 445] close(19) = -1 EBADF (Bad file descriptor) [pid 445] close(20) = -1 EBADF (Bad file descriptor) [pid 445] close(21) = -1 EBADF (Bad file descriptor) [pid 445] close(22) = -1 EBADF (Bad file descriptor) [pid 445] close(23) = -1 EBADF (Bad file descriptor) [pid 445] close(24) = -1 EBADF (Bad file descriptor) [pid 445] close(25) = -1 EBADF (Bad file descriptor) [pid 445] close(26) = -1 EBADF (Bad file descriptor) [pid 445] close(27) = -1 EBADF (Bad file descriptor) [pid 445] close(28) = -1 EBADF (Bad file descriptor) [pid 445] close(29) = -1 EBADF (Bad file descriptor) [pid 445] exit_group(0) = ? [pid 445] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./146", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./146/binderfs") = 0 [pid 298] umount2("./146/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./146/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./146/cgroup.net") = 0 [pid 298] umount2("./146/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./146/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./146/cgroup.cpu") = 0 [pid 298] umount2("./146/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./146/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./146/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./146") = 0 [pid 298] mkdir("./147", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 446 attached [pid 446] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 149 [pid 446] <... set_robust_list resumed>) = 0 [pid 446] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 446] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 446] chdir("./147") = 0 [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 446] setpgid(0, 0) = 0 [pid 446] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 446] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 446] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 446] write(3, "1000", 4) = 4 [pid 446] close(3) = 0 [pid 446] symlink("/dev/binderfs", "./binderfs") = 0 [pid 446] write(1, "executing program\n", 18) = 18 executing program [pid 446] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 446] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 446] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 446] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 446] close(3) = 0 [pid 446] close(4) = 0 [pid 446] close(5) = -1 EBADF (Bad file descriptor) [pid 446] close(6) = -1 EBADF (Bad file descriptor) [pid 446] close(7) = -1 EBADF (Bad file descriptor) [pid 446] close(8) = -1 EBADF (Bad file descriptor) [pid 446] close(9) = -1 EBADF (Bad file descriptor) [pid 446] close(10) = -1 EBADF (Bad file descriptor) [pid 446] close(11) = -1 EBADF (Bad file descriptor) [pid 446] close(12) = -1 EBADF (Bad file descriptor) [pid 446] close(13) = -1 EBADF (Bad file descriptor) [pid 446] close(14) = -1 EBADF (Bad file descriptor) [pid 446] close(15) = -1 EBADF (Bad file descriptor) [pid 446] close(16) = -1 EBADF (Bad file descriptor) [pid 446] close(17) = -1 EBADF (Bad file descriptor) [pid 446] close(18) = -1 EBADF (Bad file descriptor) [pid 446] close(19) = -1 EBADF (Bad file descriptor) [pid 446] close(20) = -1 EBADF (Bad file descriptor) [pid 446] close(21) = -1 EBADF (Bad file descriptor) [pid 446] close(22) = -1 EBADF (Bad file descriptor) [pid 446] close(23) = -1 EBADF (Bad file descriptor) [pid 446] close(24) = -1 EBADF (Bad file descriptor) [pid 446] close(25) = -1 EBADF (Bad file descriptor) [pid 446] close(26) = -1 EBADF (Bad file descriptor) [pid 446] close(27) = -1 EBADF (Bad file descriptor) [pid 446] close(28) = -1 EBADF (Bad file descriptor) [pid 446] close(29) = -1 EBADF (Bad file descriptor) [pid 446] exit_group(0) = ? [pid 446] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./147", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./147/binderfs") = 0 [pid 298] umount2("./147/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./147/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./147/cgroup.net") = 0 [pid 298] umount2("./147/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./147/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./147/cgroup.cpu") = 0 [pid 298] umount2("./147/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./147/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./147/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./147") = 0 [pid 298] mkdir("./148", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 447 attached [pid 447] set_robust_list(0x555574184760, 24) = 0 [pid 447] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 150 [pid 447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 447] chdir("./148" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 447] <... chdir resumed>) = 0 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 447] <... prctl resumed>) = 0 [pid 447] setpgid(0, 0) = 0 [pid 447] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 447] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 447] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 447] write(3, "1000", 4) = 4 [pid 447] close(3) = 0 [pid 447] symlink("/dev/binderfs", "./binderfs") = 0 [pid 447] write(1, "executing program\n", 18) = 18 executing program [pid 447] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 447] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 447] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 447] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 447] close(3) = 0 [pid 447] close(4) = 0 [pid 447] close(5) = -1 EBADF (Bad file descriptor) [pid 447] close(6) = -1 EBADF (Bad file descriptor) [pid 447] close(7) = -1 EBADF (Bad file descriptor) [pid 447] close(8) = -1 EBADF (Bad file descriptor) [pid 447] close(9) = -1 EBADF (Bad file descriptor) [pid 447] close(10) = -1 EBADF (Bad file descriptor) [pid 447] close(11) = -1 EBADF (Bad file descriptor) [pid 447] close(12) = -1 EBADF (Bad file descriptor) [pid 447] close(13) = -1 EBADF (Bad file descriptor) [pid 447] close(14) = -1 EBADF (Bad file descriptor) [pid 447] close(15) = -1 EBADF (Bad file descriptor) [pid 447] close(16) = -1 EBADF (Bad file descriptor) [pid 447] close(17) = -1 EBADF (Bad file descriptor) [pid 447] close(18) = -1 EBADF (Bad file descriptor) [pid 447] close(19) = -1 EBADF (Bad file descriptor) [pid 447] close(20) = -1 EBADF (Bad file descriptor) [pid 447] close(21) = -1 EBADF (Bad file descriptor) [pid 447] close(22) = -1 EBADF (Bad file descriptor) [pid 447] close(23) = -1 EBADF (Bad file descriptor) [pid 447] close(24) = -1 EBADF (Bad file descriptor) [pid 447] close(25) = -1 EBADF (Bad file descriptor) [pid 447] close(26) = -1 EBADF (Bad file descriptor) [pid 447] close(27) = -1 EBADF (Bad file descriptor) [pid 447] close(28) = -1 EBADF (Bad file descriptor) [pid 447] close(29) = -1 EBADF (Bad file descriptor) [pid 447] exit_group(0) = ? [pid 447] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./148", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./148/binderfs") = 0 [pid 298] umount2("./148/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./148/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./148/cgroup.net") = 0 [pid 298] umount2("./148/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./148/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./148/cgroup.cpu") = 0 [pid 298] umount2("./148/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./148/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./148/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./148") = 0 [pid 298] mkdir("./149", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 448 attached [pid 448] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 151 [pid 448] <... set_robust_list resumed>) = 0 [pid 448] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 448] chdir("./149" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 448] <... chdir resumed>) = 0 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 448] setpgid(0, 0) = 0 [pid 448] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 448] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 448] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 448] write(3, "1000", 4) = 4 [pid 448] close(3) = 0 [pid 448] symlink("/dev/binderfs", "./binderfs") = 0 [pid 448] write(1, "executing program\n", 18) = 18 executing program [pid 448] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 448] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 448] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 448] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 448] close(3) = 0 [pid 448] close(4) = 0 [pid 448] close(5) = -1 EBADF (Bad file descriptor) [pid 448] close(6) = -1 EBADF (Bad file descriptor) [pid 448] close(7) = -1 EBADF (Bad file descriptor) [pid 448] close(8) = -1 EBADF (Bad file descriptor) [pid 448] close(9) = -1 EBADF (Bad file descriptor) [pid 448] close(10) = -1 EBADF (Bad file descriptor) [pid 448] close(11) = -1 EBADF (Bad file descriptor) [pid 448] close(12) = -1 EBADF (Bad file descriptor) [pid 448] close(13) = -1 EBADF (Bad file descriptor) [pid 448] close(14) = -1 EBADF (Bad file descriptor) [pid 448] close(15) = -1 EBADF (Bad file descriptor) [pid 448] close(16) = -1 EBADF (Bad file descriptor) [pid 448] close(17) = -1 EBADF (Bad file descriptor) [pid 448] close(18) = -1 EBADF (Bad file descriptor) [pid 448] close(19) = -1 EBADF (Bad file descriptor) [pid 448] close(20) = -1 EBADF (Bad file descriptor) [pid 448] close(21) = -1 EBADF (Bad file descriptor) [pid 448] close(22) = -1 EBADF (Bad file descriptor) [pid 448] close(23) = -1 EBADF (Bad file descriptor) [pid 448] close(24) = -1 EBADF (Bad file descriptor) [pid 448] close(25) = -1 EBADF (Bad file descriptor) [pid 448] close(26) = -1 EBADF (Bad file descriptor) [pid 448] close(27) = -1 EBADF (Bad file descriptor) [pid 448] close(28) = -1 EBADF (Bad file descriptor) [pid 448] close(29) = -1 EBADF (Bad file descriptor) [pid 448] exit_group(0) = ? [pid 448] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./149", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./149/binderfs") = 0 [pid 298] umount2("./149/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./149/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./149/cgroup.net") = 0 [pid 298] umount2("./149/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./149/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./149/cgroup.cpu") = 0 [pid 298] umount2("./149/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./149/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./149/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./149") = 0 [pid 298] mkdir("./150", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 449 attached [pid 449] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 152 [pid 449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 449] chdir("./150" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 449] <... chdir resumed>) = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 449] setpgid(0, 0) = 0 [pid 449] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 449] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 449] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3) = 0 [pid 449] symlink("/dev/binderfs", "./binderfs") = 0 [pid 449] write(1, "executing program\n", 18) = 18 executing program [pid 449] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 449] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 449] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 449] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 449] close(3) = 0 [pid 449] close(4) = 0 [pid 449] close(5) = -1 EBADF (Bad file descriptor) [pid 449] close(6) = -1 EBADF (Bad file descriptor) [pid 449] close(7) = -1 EBADF (Bad file descriptor) [pid 449] close(8) = -1 EBADF (Bad file descriptor) [pid 449] close(9) = -1 EBADF (Bad file descriptor) [pid 449] close(10) = -1 EBADF (Bad file descriptor) [pid 449] close(11) = -1 EBADF (Bad file descriptor) [pid 449] close(12) = -1 EBADF (Bad file descriptor) [pid 449] close(13) = -1 EBADF (Bad file descriptor) [pid 449] close(14) = -1 EBADF (Bad file descriptor) [pid 449] close(15) = -1 EBADF (Bad file descriptor) [pid 449] close(16) = -1 EBADF (Bad file descriptor) [pid 449] close(17) = -1 EBADF (Bad file descriptor) [pid 449] close(18) = -1 EBADF (Bad file descriptor) [pid 449] close(19) = -1 EBADF (Bad file descriptor) [pid 449] close(20) = -1 EBADF (Bad file descriptor) [pid 449] close(21) = -1 EBADF (Bad file descriptor) [pid 449] close(22) = -1 EBADF (Bad file descriptor) [pid 449] close(23) = -1 EBADF (Bad file descriptor) [pid 449] close(24) = -1 EBADF (Bad file descriptor) [pid 449] close(25) = -1 EBADF (Bad file descriptor) [pid 449] close(26) = -1 EBADF (Bad file descriptor) [pid 449] close(27) = -1 EBADF (Bad file descriptor) [pid 449] close(28) = -1 EBADF (Bad file descriptor) [pid 449] close(29) = -1 EBADF (Bad file descriptor) [pid 449] exit_group(0) = ? [pid 449] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./150", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./150/binderfs") = 0 [pid 298] umount2("./150/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./150/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./150/cgroup.net") = 0 [pid 298] umount2("./150/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./150/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./150/cgroup.cpu") = 0 [pid 298] umount2("./150/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./150/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./150/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./150") = 0 [pid 298] mkdir("./151", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 153 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 450 attached , NULL, 8) = 0 [pid 450] set_robust_list(0x555574184760, 24) = 0 [pid 450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 450] chdir("./151") = 0 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 450] setpgid(0, 0) = 0 [pid 450] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 450] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 450] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 450] write(3, "1000", 4) = 4 [pid 450] close(3) = 0 [pid 450] symlink("/dev/binderfs", "./binderfs") = 0 [pid 450] write(1, "executing program\n", 18) = 18 executing program [pid 450] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 450] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 450] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 450] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 450] close(3) = 0 [pid 450] close(4) = 0 [pid 450] close(5) = -1 EBADF (Bad file descriptor) [pid 450] close(6) = -1 EBADF (Bad file descriptor) [pid 450] close(7) = -1 EBADF (Bad file descriptor) [pid 450] close(8) = -1 EBADF (Bad file descriptor) [pid 450] close(9) = -1 EBADF (Bad file descriptor) [pid 450] close(10) = -1 EBADF (Bad file descriptor) [pid 450] close(11) = -1 EBADF (Bad file descriptor) [pid 450] close(12) = -1 EBADF (Bad file descriptor) [pid 450] close(13) = -1 EBADF (Bad file descriptor) [pid 450] close(14) = -1 EBADF (Bad file descriptor) [pid 450] close(15) = -1 EBADF (Bad file descriptor) [pid 450] close(16) = -1 EBADF (Bad file descriptor) [pid 450] close(17) = -1 EBADF (Bad file descriptor) [pid 450] close(18) = -1 EBADF (Bad file descriptor) [pid 450] close(19) = -1 EBADF (Bad file descriptor) [pid 450] close(20) = -1 EBADF (Bad file descriptor) [pid 450] close(21) = -1 EBADF (Bad file descriptor) [pid 450] close(22) = -1 EBADF (Bad file descriptor) [pid 450] close(23) = -1 EBADF (Bad file descriptor) [pid 450] close(24) = -1 EBADF (Bad file descriptor) [pid 450] close(25) = -1 EBADF (Bad file descriptor) [pid 450] close(26) = -1 EBADF (Bad file descriptor) [pid 450] close(27) = -1 EBADF (Bad file descriptor) [pid 450] close(28) = -1 EBADF (Bad file descriptor) [pid 450] close(29) = -1 EBADF (Bad file descriptor) [pid 450] exit_group(0) = ? [pid 450] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./151", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./151/binderfs") = 0 [pid 298] umount2("./151/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./151/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./151/cgroup.net") = 0 [pid 298] umount2("./151/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./151/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./151/cgroup.cpu") = 0 [pid 298] umount2("./151/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./151/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./151/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./151") = 0 [pid 298] mkdir("./152", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 451 attached [pid 451] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 154 [pid 451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 451] chdir("./152") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 451] setpgid(0, 0) = 0 [pid 451] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 451] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 451] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 451] write(3, "1000", 4) = 4 [pid 451] close(3) = 0 [pid 451] symlink("/dev/binderfs", "./binderfs") = 0 [pid 451] write(1, "executing program\n", 18) = 18 executing program [pid 451] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 451] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 451] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 451] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 451] close(3) = 0 [pid 451] close(4) = 0 [pid 451] close(5) = -1 EBADF (Bad file descriptor) [pid 451] close(6) = -1 EBADF (Bad file descriptor) [pid 451] close(7) = -1 EBADF (Bad file descriptor) [pid 451] close(8) = -1 EBADF (Bad file descriptor) [pid 451] close(9) = -1 EBADF (Bad file descriptor) [pid 451] close(10) = -1 EBADF (Bad file descriptor) [pid 451] close(11) = -1 EBADF (Bad file descriptor) [pid 451] close(12) = -1 EBADF (Bad file descriptor) [pid 451] close(13) = -1 EBADF (Bad file descriptor) [pid 451] close(14) = -1 EBADF (Bad file descriptor) [pid 451] close(15) = -1 EBADF (Bad file descriptor) [pid 451] close(16) = -1 EBADF (Bad file descriptor) [pid 451] close(17) = -1 EBADF (Bad file descriptor) [pid 451] close(18) = -1 EBADF (Bad file descriptor) [pid 451] close(19) = -1 EBADF (Bad file descriptor) [pid 451] close(20) = -1 EBADF (Bad file descriptor) [pid 451] close(21) = -1 EBADF (Bad file descriptor) [pid 451] close(22) = -1 EBADF (Bad file descriptor) [pid 451] close(23) = -1 EBADF (Bad file descriptor) [pid 451] close(24) = -1 EBADF (Bad file descriptor) [pid 451] close(25) = -1 EBADF (Bad file descriptor) [pid 451] close(26) = -1 EBADF (Bad file descriptor) [pid 451] close(27) = -1 EBADF (Bad file descriptor) [pid 451] close(28) = -1 EBADF (Bad file descriptor) [pid 451] close(29) = -1 EBADF (Bad file descriptor) [pid 451] exit_group(0) = ? [pid 451] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./152", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./152/binderfs") = 0 [pid 298] umount2("./152/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./152/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./152/cgroup.net") = 0 [pid 298] umount2("./152/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./152/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./152/cgroup.cpu") = 0 [pid 298] umount2("./152/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./152/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./152/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./152") = 0 [pid 298] mkdir("./153", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 452 attached [pid 452] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 155 [pid 452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 452] chdir("./153") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 452] setpgid(0, 0) = 0 [pid 452] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 452] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 452] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 452] write(3, "1000", 4) = 4 [pid 452] close(3) = 0 [pid 452] symlink("/dev/binderfs", "./binderfs") = 0 [pid 452] write(1, "executing program\n", 18) = 18 executing program [pid 452] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 452] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 452] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 452] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 452] close(3) = 0 [pid 452] close(4) = 0 [pid 452] close(5) = -1 EBADF (Bad file descriptor) [pid 452] close(6) = -1 EBADF (Bad file descriptor) [pid 452] close(7) = -1 EBADF (Bad file descriptor) [pid 452] close(8) = -1 EBADF (Bad file descriptor) [pid 452] close(9) = -1 EBADF (Bad file descriptor) [pid 452] close(10) = -1 EBADF (Bad file descriptor) [pid 452] close(11) = -1 EBADF (Bad file descriptor) [pid 452] close(12) = -1 EBADF (Bad file descriptor) [pid 452] close(13) = -1 EBADF (Bad file descriptor) [pid 452] close(14) = -1 EBADF (Bad file descriptor) [pid 452] close(15) = -1 EBADF (Bad file descriptor) [pid 452] close(16) = -1 EBADF (Bad file descriptor) [pid 452] close(17) = -1 EBADF (Bad file descriptor) [pid 452] close(18) = -1 EBADF (Bad file descriptor) [pid 452] close(19) = -1 EBADF (Bad file descriptor) [pid 452] close(20) = -1 EBADF (Bad file descriptor) [pid 452] close(21) = -1 EBADF (Bad file descriptor) [pid 452] close(22) = -1 EBADF (Bad file descriptor) [pid 452] close(23) = -1 EBADF (Bad file descriptor) [pid 452] close(24) = -1 EBADF (Bad file descriptor) [pid 452] close(25) = -1 EBADF (Bad file descriptor) [pid 452] close(26) = -1 EBADF (Bad file descriptor) [pid 452] close(27) = -1 EBADF (Bad file descriptor) [pid 452] close(28) = -1 EBADF (Bad file descriptor) [pid 452] close(29) = -1 EBADF (Bad file descriptor) [pid 452] exit_group(0) = ? [pid 452] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./153", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./153/binderfs") = 0 [pid 298] umount2("./153/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./153/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./153/cgroup.net") = 0 [pid 298] umount2("./153/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./153/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./153/cgroup.cpu") = 0 [pid 298] umount2("./153/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./153/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./153/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./153") = 0 [pid 298] mkdir("./154", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 453 attached [pid 453] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 156 [pid 453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 453] chdir("./154") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 453] setpgid(0, 0) = 0 [pid 453] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 453] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 453] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 453] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 453] write(1, "executing program\n", 18) = 18 [pid 453] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 453] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 453] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 453] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 453] close(3) = 0 [pid 453] close(4) = 0 [pid 453] close(5) = -1 EBADF (Bad file descriptor) [pid 453] close(6) = -1 EBADF (Bad file descriptor) [pid 453] close(7) = -1 EBADF (Bad file descriptor) [pid 453] close(8) = -1 EBADF (Bad file descriptor) [pid 453] close(9) = -1 EBADF (Bad file descriptor) [pid 453] close(10) = -1 EBADF (Bad file descriptor) [pid 453] close(11) = -1 EBADF (Bad file descriptor) [pid 453] close(12) = -1 EBADF (Bad file descriptor) [pid 453] close(13) = -1 EBADF (Bad file descriptor) [pid 453] close(14) = -1 EBADF (Bad file descriptor) [pid 453] close(15) = -1 EBADF (Bad file descriptor) [pid 453] close(16) = -1 EBADF (Bad file descriptor) [pid 453] close(17) = -1 EBADF (Bad file descriptor) [pid 453] close(18) = -1 EBADF (Bad file descriptor) [pid 453] close(19) = -1 EBADF (Bad file descriptor) [pid 453] close(20) = -1 EBADF (Bad file descriptor) [pid 453] close(21) = -1 EBADF (Bad file descriptor) [pid 453] close(22) = -1 EBADF (Bad file descriptor) [pid 453] close(23) = -1 EBADF (Bad file descriptor) [pid 453] close(24) = -1 EBADF (Bad file descriptor) [pid 453] close(25) = -1 EBADF (Bad file descriptor) [pid 453] close(26) = -1 EBADF (Bad file descriptor) [pid 453] close(27) = -1 EBADF (Bad file descriptor) [pid 453] close(28) = -1 EBADF (Bad file descriptor) [pid 453] close(29) = -1 EBADF (Bad file descriptor) [pid 453] exit_group(0) = ? [pid 453] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./154/binderfs") = 0 [pid 298] umount2("./154/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./154/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./154/cgroup.net") = 0 [pid 298] umount2("./154/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./154/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./154/cgroup.cpu") = 0 [pid 298] umount2("./154/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./154/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./154/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./154") = 0 [pid 298] mkdir("./155", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 454 attached [pid 454] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 157 [pid 454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 454] chdir("./155") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 454] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 454] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 454] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 454] write(3, "1000", 4) = 4 [pid 454] close(3) = 0 [pid 454] symlink("/dev/binderfs", "./binderfs") = 0 [pid 454] write(1, "executing program\n", 18) = 18 [pid 454] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 454] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 454] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 454] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 454] close(3) = 0 [pid 454] close(4) = 0 [pid 454] close(5) = -1 EBADF (Bad file descriptor) [pid 454] close(6) = -1 EBADF (Bad file descriptor) [pid 454] close(7) = -1 EBADF (Bad file descriptor) [pid 454] close(8) = -1 EBADF (Bad file descriptor) [pid 454] close(9) = -1 EBADF (Bad file descriptor) [pid 454] close(10) = -1 EBADF (Bad file descriptor) [pid 454] close(11) = -1 EBADF (Bad file descriptor) [pid 454] close(12) = -1 EBADF (Bad file descriptor) [pid 454] close(13) = -1 EBADF (Bad file descriptor) [pid 454] close(14) = -1 EBADF (Bad file descriptor) [pid 454] close(15) = -1 EBADF (Bad file descriptor) [pid 454] close(16) = -1 EBADF (Bad file descriptor) [pid 454] close(17) = -1 EBADF (Bad file descriptor) [pid 454] close(18) = -1 EBADF (Bad file descriptor) [pid 454] close(19) = -1 EBADF (Bad file descriptor) [pid 454] close(20) = -1 EBADF (Bad file descriptor) [pid 454] close(21) = -1 EBADF (Bad file descriptor) [pid 454] close(22) = -1 EBADF (Bad file descriptor) [pid 454] close(23) = -1 EBADF (Bad file descriptor) [pid 454] close(24) = -1 EBADF (Bad file descriptor) [pid 454] close(25) = -1 EBADF (Bad file descriptor) [pid 454] close(26) = -1 EBADF (Bad file descriptor) [pid 454] close(27) = -1 EBADF (Bad file descriptor) [pid 454] close(28) = -1 EBADF (Bad file descriptor) [pid 454] close(29) = -1 EBADF (Bad file descriptor) [pid 454] exit_group(0) = ? [pid 454] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./155", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./155/binderfs") = 0 [pid 298] umount2("./155/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./155/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./155/cgroup.net") = 0 [pid 298] umount2("./155/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./155/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./155/cgroup.cpu") = 0 [pid 298] umount2("./155/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./155/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./155/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./155") = 0 [pid 298] mkdir("./156", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 158 [pid 455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 455] chdir("./156" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 455] <... chdir resumed>) = 0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 455] setpgid(0, 0) = 0 [pid 455] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 455] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 455] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 455] write(3, "1000", 4) = 4 [pid 455] close(3) = 0 [pid 455] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 455] write(1, "executing program\n", 18) = 18 [pid 455] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 455] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 455] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 455] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 455] close(3) = 0 [pid 455] close(4) = 0 [pid 455] close(5) = -1 EBADF (Bad file descriptor) [pid 455] close(6) = -1 EBADF (Bad file descriptor) [pid 455] close(7) = -1 EBADF (Bad file descriptor) [pid 455] close(8) = -1 EBADF (Bad file descriptor) [pid 455] close(9) = -1 EBADF (Bad file descriptor) [pid 455] close(10) = -1 EBADF (Bad file descriptor) [pid 455] close(11) = -1 EBADF (Bad file descriptor) [pid 455] close(12) = -1 EBADF (Bad file descriptor) [pid 455] close(13) = -1 EBADF (Bad file descriptor) [pid 455] close(14) = -1 EBADF (Bad file descriptor) [pid 455] close(15) = -1 EBADF (Bad file descriptor) [pid 455] close(16) = -1 EBADF (Bad file descriptor) [pid 455] close(17) = -1 EBADF (Bad file descriptor) [pid 455] close(18) = -1 EBADF (Bad file descriptor) [pid 455] close(19) = -1 EBADF (Bad file descriptor) [pid 455] close(20) = -1 EBADF (Bad file descriptor) [pid 455] close(21) = -1 EBADF (Bad file descriptor) [pid 455] close(22) = -1 EBADF (Bad file descriptor) [pid 455] close(23) = -1 EBADF (Bad file descriptor) [pid 455] close(24) = -1 EBADF (Bad file descriptor) [pid 455] close(25) = -1 EBADF (Bad file descriptor) [pid 455] close(26) = -1 EBADF (Bad file descriptor) [pid 455] close(27) = -1 EBADF (Bad file descriptor) [pid 455] close(28) = -1 EBADF (Bad file descriptor) [pid 455] close(29) = -1 EBADF (Bad file descriptor) [pid 455] exit_group(0) = ? [pid 455] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./156", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./156/binderfs") = 0 [pid 298] umount2("./156/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./156/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./156/cgroup.net") = 0 [pid 298] umount2("./156/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./156/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./156/cgroup.cpu") = 0 [pid 298] umount2("./156/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./156/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./156/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./156") = 0 [pid 298] mkdir("./157", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 456 attached [pid 456] set_robust_list(0x555574184760, 24) = 0 [pid 456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 159 [pid 456] chdir("./157") = 0 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 456] setpgid(0, 0) = 0 [pid 456] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 456] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 456] <... symlink resumed>) = 0 [pid 456] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3) = 0 [pid 456] symlink("/dev/binderfs", "./binderfs") = 0 [pid 456] write(1, "executing program\n", 18) = 18 [pid 456] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 456] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 456] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 456] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 456] close(3) = 0 [pid 456] close(4) = 0 [pid 456] close(5) = -1 EBADF (Bad file descriptor) [pid 456] close(6) = -1 EBADF (Bad file descriptor) [pid 456] close(7) = -1 EBADF (Bad file descriptor) [pid 456] close(8) = -1 EBADF (Bad file descriptor) [pid 456] close(9) = -1 EBADF (Bad file descriptor) [pid 456] close(10) = -1 EBADF (Bad file descriptor) [pid 456] close(11) = -1 EBADF (Bad file descriptor) [pid 456] close(12) = -1 EBADF (Bad file descriptor) [pid 456] close(13) = -1 EBADF (Bad file descriptor) [pid 456] close(14) = -1 EBADF (Bad file descriptor) [pid 456] close(15) = -1 EBADF (Bad file descriptor) [pid 456] close(16) = -1 EBADF (Bad file descriptor) [pid 456] close(17) = -1 EBADF (Bad file descriptor) [pid 456] close(18) = -1 EBADF (Bad file descriptor) [pid 456] close(19) = -1 EBADF (Bad file descriptor) [pid 456] close(20) = -1 EBADF (Bad file descriptor) [pid 456] close(21) = -1 EBADF (Bad file descriptor) [pid 456] close(22) = -1 EBADF (Bad file descriptor) [pid 456] close(23) = -1 EBADF (Bad file descriptor) [pid 456] close(24) = -1 EBADF (Bad file descriptor) [pid 456] close(25) = -1 EBADF (Bad file descriptor) [pid 456] close(26) = -1 EBADF (Bad file descriptor) [pid 456] close(27) = -1 EBADF (Bad file descriptor) [pid 456] close(28) = -1 EBADF (Bad file descriptor) [pid 456] close(29) = -1 EBADF (Bad file descriptor) [pid 456] exit_group(0) = ? [pid 456] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./157", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./157/binderfs") = 0 [pid 298] umount2("./157/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./157/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./157/cgroup.net") = 0 [pid 298] umount2("./157/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./157/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./157/cgroup.cpu") = 0 [pid 298] umount2("./157/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./157/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./157/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./157") = 0 [pid 298] mkdir("./158", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 457 attached [pid 457] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 160 [pid 457] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 457] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 457] chdir("./158") = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 457] setpgid(0, 0) = 0 [pid 457] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 457] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 457] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 457] write(3, "1000", 4) = 4 [pid 457] close(3) = 0 [pid 457] symlink("/dev/binderfs", "./binderfs") = 0 [pid 457] write(1, "executing program\n", 18) = 18 executing program [pid 457] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 457] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 457] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 457] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 457] close(3) = 0 [pid 457] close(4) = 0 [pid 457] close(5) = -1 EBADF (Bad file descriptor) [pid 457] close(6) = -1 EBADF (Bad file descriptor) [pid 457] close(7) = -1 EBADF (Bad file descriptor) [pid 457] close(8) = -1 EBADF (Bad file descriptor) [pid 457] close(9) = -1 EBADF (Bad file descriptor) [pid 457] close(10) = -1 EBADF (Bad file descriptor) [pid 457] close(11) = -1 EBADF (Bad file descriptor) [pid 457] close(12) = -1 EBADF (Bad file descriptor) [pid 457] close(13) = -1 EBADF (Bad file descriptor) [pid 457] close(14) = -1 EBADF (Bad file descriptor) [pid 457] close(15) = -1 EBADF (Bad file descriptor) [pid 457] close(16) = -1 EBADF (Bad file descriptor) [pid 457] close(17) = -1 EBADF (Bad file descriptor) [pid 457] close(18) = -1 EBADF (Bad file descriptor) [pid 457] close(19) = -1 EBADF (Bad file descriptor) [pid 457] close(20) = -1 EBADF (Bad file descriptor) [pid 457] close(21) = -1 EBADF (Bad file descriptor) [pid 457] close(22) = -1 EBADF (Bad file descriptor) [pid 457] close(23) = -1 EBADF (Bad file descriptor) [pid 457] close(24) = -1 EBADF (Bad file descriptor) [pid 457] close(25) = -1 EBADF (Bad file descriptor) [pid 457] close(26) = -1 EBADF (Bad file descriptor) [pid 457] close(27) = -1 EBADF (Bad file descriptor) [pid 457] close(28) = -1 EBADF (Bad file descriptor) [pid 457] close(29) = -1 EBADF (Bad file descriptor) [pid 457] exit_group(0) = ? [pid 457] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./158", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./158/binderfs") = 0 [pid 298] umount2("./158/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./158/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./158/cgroup.net") = 0 [pid 298] umount2("./158/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./158/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./158/cgroup.cpu") = 0 [pid 298] umount2("./158/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./158/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./158/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./158") = 0 [pid 298] mkdir("./159", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 458 attached [pid 458] set_robust_list(0x555574184760, 24) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 161 [pid 458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 458] chdir("./159") = 0 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 458] setpgid(0, 0) = 0 [pid 458] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 458] <... symlink resumed>) = 0 [pid 458] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 458] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 458] write(3, "1000", 4) = 4 [pid 458] close(3) = 0 [pid 458] symlink("/dev/binderfs", "./binderfs") = 0 [pid 458] write(1, "executing program\n", 18) = 18 executing program [pid 458] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 458] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 458] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 458] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 458] close(3) = 0 [pid 458] close(4) = 0 [pid 458] close(5) = -1 EBADF (Bad file descriptor) [pid 458] close(6) = -1 EBADF (Bad file descriptor) [pid 458] close(7) = -1 EBADF (Bad file descriptor) [pid 458] close(8) = -1 EBADF (Bad file descriptor) [pid 458] close(9) = -1 EBADF (Bad file descriptor) [pid 458] close(10) = -1 EBADF (Bad file descriptor) [pid 458] close(11) = -1 EBADF (Bad file descriptor) [pid 458] close(12) = -1 EBADF (Bad file descriptor) [pid 458] close(13) = -1 EBADF (Bad file descriptor) [pid 458] close(14) = -1 EBADF (Bad file descriptor) [pid 458] close(15) = -1 EBADF (Bad file descriptor) [pid 458] close(16) = -1 EBADF (Bad file descriptor) [pid 458] close(17) = -1 EBADF (Bad file descriptor) [pid 458] close(18) = -1 EBADF (Bad file descriptor) [pid 458] close(19) = -1 EBADF (Bad file descriptor) [pid 458] close(20) = -1 EBADF (Bad file descriptor) [pid 458] close(21) = -1 EBADF (Bad file descriptor) [pid 458] close(22) = -1 EBADF (Bad file descriptor) [pid 458] close(23) = -1 EBADF (Bad file descriptor) [pid 458] close(24) = -1 EBADF (Bad file descriptor) [pid 458] close(25) = -1 EBADF (Bad file descriptor) [pid 458] close(26) = -1 EBADF (Bad file descriptor) [pid 458] close(27) = -1 EBADF (Bad file descriptor) [pid 458] close(28) = -1 EBADF (Bad file descriptor) [pid 458] close(29) = -1 EBADF (Bad file descriptor) [pid 458] exit_group(0) = ? [pid 458] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./159/binderfs") = 0 [pid 298] umount2("./159/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./159/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./159/cgroup.net") = 0 [pid 298] umount2("./159/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./159/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./159/cgroup.cpu") = 0 [pid 298] umount2("./159/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./159/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./159/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./159") = 0 [pid 298] mkdir("./160", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 459 attached [pid 459] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 162 [pid 459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 459] chdir("./160" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 459] <... chdir resumed>) = 0 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 459] setpgid(0, 0) = 0 [pid 459] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 459] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 459] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 459] write(3, "1000", 4) = 4 [pid 459] close(3) = 0 [pid 459] symlink("/dev/binderfs", "./binderfs") = 0 [pid 459] write(1, "executing program\n", 18) = 18 executing program [pid 459] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 459] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 459] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 459] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 459] close(3) = 0 [pid 459] close(4) = 0 [pid 459] close(5) = -1 EBADF (Bad file descriptor) [pid 459] close(6) = -1 EBADF (Bad file descriptor) [pid 459] close(7) = -1 EBADF (Bad file descriptor) [pid 459] close(8) = -1 EBADF (Bad file descriptor) [pid 459] close(9) = -1 EBADF (Bad file descriptor) [pid 459] close(10) = -1 EBADF (Bad file descriptor) [pid 459] close(11) = -1 EBADF (Bad file descriptor) [pid 459] close(12) = -1 EBADF (Bad file descriptor) [pid 459] close(13) = -1 EBADF (Bad file descriptor) [pid 459] close(14) = -1 EBADF (Bad file descriptor) [pid 459] close(15) = -1 EBADF (Bad file descriptor) [pid 459] close(16) = -1 EBADF (Bad file descriptor) [pid 459] close(17) = -1 EBADF (Bad file descriptor) [pid 459] close(18) = -1 EBADF (Bad file descriptor) [pid 459] close(19) = -1 EBADF (Bad file descriptor) [pid 459] close(20) = -1 EBADF (Bad file descriptor) [pid 459] close(21) = -1 EBADF (Bad file descriptor) [pid 459] close(22) = -1 EBADF (Bad file descriptor) [pid 459] close(23) = -1 EBADF (Bad file descriptor) [pid 459] close(24) = -1 EBADF (Bad file descriptor) [pid 459] close(25) = -1 EBADF (Bad file descriptor) [pid 459] close(26) = -1 EBADF (Bad file descriptor) [pid 459] close(27) = -1 EBADF (Bad file descriptor) [pid 459] close(28) = -1 EBADF (Bad file descriptor) [pid 459] close(29) = -1 EBADF (Bad file descriptor) [pid 459] exit_group(0) = ? [pid 459] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./160", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./160/binderfs") = 0 [pid 298] umount2("./160/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./160/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./160/cgroup.net") = 0 [pid 298] umount2("./160/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./160/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./160/cgroup.cpu") = 0 [pid 298] umount2("./160/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./160/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./160/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./160") = 0 [pid 298] mkdir("./161", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 163 [pid 460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 460] chdir("./161" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 460] <... chdir resumed>) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 460] setpgid(0, 0) = 0 [pid 460] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 460] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 460] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 460] write(3, "1000", 4) = 4 [pid 460] close(3) = 0 [pid 460] symlink("/dev/binderfs", "./binderfs") = 0 [pid 460] write(1, "executing program\n", 18) = 18 executing program [pid 460] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 460] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 460] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 460] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 460] close(3) = 0 [pid 460] close(4) = 0 [pid 460] close(5) = -1 EBADF (Bad file descriptor) [pid 460] close(6) = -1 EBADF (Bad file descriptor) [pid 460] close(7) = -1 EBADF (Bad file descriptor) [pid 460] close(8) = -1 EBADF (Bad file descriptor) [pid 460] close(9) = -1 EBADF (Bad file descriptor) [pid 460] close(10) = -1 EBADF (Bad file descriptor) [pid 460] close(11) = -1 EBADF (Bad file descriptor) [pid 460] close(12) = -1 EBADF (Bad file descriptor) [pid 460] close(13) = -1 EBADF (Bad file descriptor) [pid 460] close(14) = -1 EBADF (Bad file descriptor) [pid 460] close(15) = -1 EBADF (Bad file descriptor) [pid 460] close(16) = -1 EBADF (Bad file descriptor) [pid 460] close(17) = -1 EBADF (Bad file descriptor) [pid 460] close(18) = -1 EBADF (Bad file descriptor) [pid 460] close(19) = -1 EBADF (Bad file descriptor) [pid 460] close(20) = -1 EBADF (Bad file descriptor) [pid 460] close(21) = -1 EBADF (Bad file descriptor) [pid 460] close(22) = -1 EBADF (Bad file descriptor) [pid 460] close(23) = -1 EBADF (Bad file descriptor) [pid 460] close(24) = -1 EBADF (Bad file descriptor) [pid 460] close(25) = -1 EBADF (Bad file descriptor) [pid 460] close(26) = -1 EBADF (Bad file descriptor) [pid 460] close(27) = -1 EBADF (Bad file descriptor) [pid 460] close(28) = -1 EBADF (Bad file descriptor) [pid 460] close(29) = -1 EBADF (Bad file descriptor) [pid 460] exit_group(0) = ? [pid 460] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./161/binderfs") = 0 [pid 298] umount2("./161/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./161/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./161/cgroup.net") = 0 [pid 298] umount2("./161/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./161/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./161/cgroup.cpu") = 0 [pid 298] umount2("./161/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./161/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./161/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./161") = 0 [pid 298] mkdir("./162", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 461 attached [pid 461] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 164 [pid 461] <... set_robust_list resumed>) = 0 [pid 461] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 461] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 461] chdir("./162" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 461] <... chdir resumed>) = 0 [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 461] setpgid(0, 0) = 0 [pid 461] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 461] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 461] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 461] write(3, "1000", 4) = 4 [pid 461] close(3) = 0 [pid 461] symlink("/dev/binderfs", "./binderfs") = 0 [pid 461] write(1, "executing program\n", 18) = 18 executing program [pid 461] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 461] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 461] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 461] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 461] close(3) = 0 [pid 461] close(4) = 0 [pid 461] close(5) = -1 EBADF (Bad file descriptor) [pid 461] close(6) = -1 EBADF (Bad file descriptor) [pid 461] close(7) = -1 EBADF (Bad file descriptor) [pid 461] close(8) = -1 EBADF (Bad file descriptor) [pid 461] close(9) = -1 EBADF (Bad file descriptor) [pid 461] close(10) = -1 EBADF (Bad file descriptor) [pid 461] close(11) = -1 EBADF (Bad file descriptor) [pid 461] close(12) = -1 EBADF (Bad file descriptor) [pid 461] close(13) = -1 EBADF (Bad file descriptor) [pid 461] close(14) = -1 EBADF (Bad file descriptor) [pid 461] close(15) = -1 EBADF (Bad file descriptor) [pid 461] close(16) = -1 EBADF (Bad file descriptor) [pid 461] close(17) = -1 EBADF (Bad file descriptor) [pid 461] close(18) = -1 EBADF (Bad file descriptor) [pid 461] close(19) = -1 EBADF (Bad file descriptor) [pid 461] close(20) = -1 EBADF (Bad file descriptor) [pid 461] close(21) = -1 EBADF (Bad file descriptor) [pid 461] close(22) = -1 EBADF (Bad file descriptor) [pid 461] close(23) = -1 EBADF (Bad file descriptor) [pid 461] close(24) = -1 EBADF (Bad file descriptor) [pid 461] close(25) = -1 EBADF (Bad file descriptor) [pid 461] close(26) = -1 EBADF (Bad file descriptor) [pid 461] close(27) = -1 EBADF (Bad file descriptor) [pid 461] close(28) = -1 EBADF (Bad file descriptor) [pid 461] close(29) = -1 EBADF (Bad file descriptor) [pid 461] exit_group(0) = ? [pid 461] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./162/binderfs") = 0 [pid 298] umount2("./162/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./162/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./162/cgroup.net") = 0 [pid 298] umount2("./162/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./162/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./162/cgroup.cpu") = 0 [pid 298] umount2("./162/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./162/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./162/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./162") = 0 [pid 298] mkdir("./163", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 462 attached [pid 462] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 165 [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 462] chdir("./163" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 462] <... chdir resumed>) = 0 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 462] setpgid(0, 0) = 0 [pid 462] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 462] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 462] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 462] write(3, "1000", 4) = 4 [pid 462] close(3) = 0 [pid 462] symlink("/dev/binderfs", "./binderfs") = 0 [pid 462] write(1, "executing program\n", 18) = 18 executing program [pid 462] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 462] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 462] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 462] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 462] close(3) = 0 [pid 462] close(4) = 0 [pid 462] close(5) = -1 EBADF (Bad file descriptor) [pid 462] close(6) = -1 EBADF (Bad file descriptor) [pid 462] close(7) = -1 EBADF (Bad file descriptor) [pid 462] close(8) = -1 EBADF (Bad file descriptor) [pid 462] close(9) = -1 EBADF (Bad file descriptor) [pid 462] close(10) = -1 EBADF (Bad file descriptor) [pid 462] close(11) = -1 EBADF (Bad file descriptor) [pid 462] close(12) = -1 EBADF (Bad file descriptor) [pid 462] close(13) = -1 EBADF (Bad file descriptor) [pid 462] close(14) = -1 EBADF (Bad file descriptor) [pid 462] close(15) = -1 EBADF (Bad file descriptor) [pid 462] close(16) = -1 EBADF (Bad file descriptor) [pid 462] close(17) = -1 EBADF (Bad file descriptor) [pid 462] close(18) = -1 EBADF (Bad file descriptor) [pid 462] close(19) = -1 EBADF (Bad file descriptor) [pid 462] close(20) = -1 EBADF (Bad file descriptor) [pid 462] close(21) = -1 EBADF (Bad file descriptor) [pid 462] close(22) = -1 EBADF (Bad file descriptor) [pid 462] close(23) = -1 EBADF (Bad file descriptor) [pid 462] close(24) = -1 EBADF (Bad file descriptor) [pid 462] close(25) = -1 EBADF (Bad file descriptor) [pid 462] close(26) = -1 EBADF (Bad file descriptor) [pid 462] close(27) = -1 EBADF (Bad file descriptor) [pid 462] close(28) = -1 EBADF (Bad file descriptor) [pid 462] close(29) = -1 EBADF (Bad file descriptor) [pid 462] exit_group(0) = ? [pid 462] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./163/binderfs") = 0 [pid 298] umount2("./163/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./163/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./163/cgroup.net") = 0 [pid 298] umount2("./163/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./163/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./163/cgroup.cpu") = 0 [pid 298] umount2("./163/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./163/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./163/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./163") = 0 [pid 298] mkdir("./164", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 463 attached [pid 463] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 166 [pid 463] <... set_robust_list resumed>) = 0 [pid 463] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 463] chdir("./164" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 463] <... chdir resumed>) = 0 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 463] setpgid(0, 0) = 0 [pid 463] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 463] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 463] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 463] write(3, "1000", 4) = 4 [pid 463] close(3) = 0 [pid 463] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 463] write(1, "executing program\n", 18) = 18 [pid 463] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 463] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 463] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 463] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 463] close(3) = 0 [pid 463] close(4) = 0 [pid 463] close(5) = -1 EBADF (Bad file descriptor) [pid 463] close(6) = -1 EBADF (Bad file descriptor) [pid 463] close(7) = -1 EBADF (Bad file descriptor) [pid 463] close(8) = -1 EBADF (Bad file descriptor) [pid 463] close(9) = -1 EBADF (Bad file descriptor) [pid 463] close(10) = -1 EBADF (Bad file descriptor) [pid 463] close(11) = -1 EBADF (Bad file descriptor) [pid 463] close(12) = -1 EBADF (Bad file descriptor) [pid 463] close(13) = -1 EBADF (Bad file descriptor) [pid 463] close(14) = -1 EBADF (Bad file descriptor) [pid 463] close(15) = -1 EBADF (Bad file descriptor) [pid 463] close(16) = -1 EBADF (Bad file descriptor) [pid 463] close(17) = -1 EBADF (Bad file descriptor) [pid 463] close(18) = -1 EBADF (Bad file descriptor) [pid 463] close(19) = -1 EBADF (Bad file descriptor) [pid 463] close(20) = -1 EBADF (Bad file descriptor) [pid 463] close(21) = -1 EBADF (Bad file descriptor) [pid 463] close(22) = -1 EBADF (Bad file descriptor) [pid 463] close(23) = -1 EBADF (Bad file descriptor) [pid 463] close(24) = -1 EBADF (Bad file descriptor) [pid 463] close(25) = -1 EBADF (Bad file descriptor) [pid 463] close(26) = -1 EBADF (Bad file descriptor) [pid 463] close(27) = -1 EBADF (Bad file descriptor) [pid 463] close(28) = -1 EBADF (Bad file descriptor) [pid 463] close(29) = -1 EBADF (Bad file descriptor) [pid 463] exit_group(0) = ? [pid 463] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./164", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./164/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./164/binderfs") = 0 [pid 298] umount2("./164/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./164/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./164/cgroup.net") = 0 [pid 298] umount2("./164/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./164/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./164/cgroup.cpu") = 0 [pid 298] umount2("./164/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./164/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./164/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./164") = 0 [pid 298] mkdir("./165", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 464 attached [pid 464] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 167 [pid 464] <... set_robust_list resumed>) = 0 [pid 464] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 464] chdir("./165" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 464] <... chdir resumed>) = 0 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 464] setpgid(0, 0) = 0 [pid 464] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 464] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 464] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 464] write(3, "1000", 4) = 4 [pid 464] close(3) = 0 [pid 464] symlink("/dev/binderfs", "./binderfs") = 0 [pid 464] write(1, "executing program\n", 18) = 18 [pid 464] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 464] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 464] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 464] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 464] close(3) = 0 [pid 464] close(4) = 0 [pid 464] close(5) = -1 EBADF (Bad file descriptor) [pid 464] close(6) = -1 EBADF (Bad file descriptor) [pid 464] close(7) = -1 EBADF (Bad file descriptor) [pid 464] close(8) = -1 EBADF (Bad file descriptor) [pid 464] close(9) = -1 EBADF (Bad file descriptor) [pid 464] close(10) = -1 EBADF (Bad file descriptor) [pid 464] close(11) = -1 EBADF (Bad file descriptor) [pid 464] close(12) = -1 EBADF (Bad file descriptor) [pid 464] close(13) = -1 EBADF (Bad file descriptor) [pid 464] close(14) = -1 EBADF (Bad file descriptor) [pid 464] close(15) = -1 EBADF (Bad file descriptor) [pid 464] close(16) = -1 EBADF (Bad file descriptor) [pid 464] close(17) = -1 EBADF (Bad file descriptor) [pid 464] close(18) = -1 EBADF (Bad file descriptor) [pid 464] close(19) = -1 EBADF (Bad file descriptor) [pid 464] close(20) = -1 EBADF (Bad file descriptor) [pid 464] close(21) = -1 EBADF (Bad file descriptor) [pid 464] close(22) = -1 EBADF (Bad file descriptor) [pid 464] close(23) = -1 EBADF (Bad file descriptor) [pid 464] close(24) = -1 EBADF (Bad file descriptor) [pid 464] close(25) = -1 EBADF (Bad file descriptor) [pid 464] close(26) = -1 EBADF (Bad file descriptor) [pid 464] close(27) = -1 EBADF (Bad file descriptor) [pid 464] close(28) = -1 EBADF (Bad file descriptor) [pid 464] close(29) = -1 EBADF (Bad file descriptor) [pid 464] exit_group(0) = ? [pid 464] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./165", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./165/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./165/binderfs") = 0 [pid 298] umount2("./165/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./165/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./165/cgroup.net") = 0 [pid 298] umount2("./165/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./165/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./165/cgroup.cpu") = 0 [pid 298] umount2("./165/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./165/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./165/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./165") = 0 [pid 298] mkdir("./166", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 168 [pid 465] <... set_robust_list resumed>) = 0 [pid 465] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 465] chdir("./166" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 465] <... chdir resumed>) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 465] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 465] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] write(3, "1000", 4) = 4 [pid 465] close(3) = 0 [pid 465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 465] write(1, "executing program\n", 18) = 18 executing program [pid 465] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 465] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 465] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 465] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 465] close(3) = 0 [pid 465] close(4) = 0 [pid 465] close(5) = -1 EBADF (Bad file descriptor) [pid 465] close(6) = -1 EBADF (Bad file descriptor) [pid 465] close(7) = -1 EBADF (Bad file descriptor) [pid 465] close(8) = -1 EBADF (Bad file descriptor) [pid 465] close(9) = -1 EBADF (Bad file descriptor) [pid 465] close(10) = -1 EBADF (Bad file descriptor) [pid 465] close(11) = -1 EBADF (Bad file descriptor) [pid 465] close(12) = -1 EBADF (Bad file descriptor) [pid 465] close(13) = -1 EBADF (Bad file descriptor) [pid 465] close(14) = -1 EBADF (Bad file descriptor) [pid 465] close(15) = -1 EBADF (Bad file descriptor) [pid 465] close(16) = -1 EBADF (Bad file descriptor) [pid 465] close(17) = -1 EBADF (Bad file descriptor) [pid 465] close(18) = -1 EBADF (Bad file descriptor) [pid 465] close(19) = -1 EBADF (Bad file descriptor) [pid 465] close(20) = -1 EBADF (Bad file descriptor) [pid 465] close(21) = -1 EBADF (Bad file descriptor) [pid 465] close(22) = -1 EBADF (Bad file descriptor) [pid 465] close(23) = -1 EBADF (Bad file descriptor) [pid 465] close(24) = -1 EBADF (Bad file descriptor) [pid 465] close(25) = -1 EBADF (Bad file descriptor) [pid 465] close(26) = -1 EBADF (Bad file descriptor) [pid 465] close(27) = -1 EBADF (Bad file descriptor) [pid 465] close(28) = -1 EBADF (Bad file descriptor) [pid 465] close(29) = -1 EBADF (Bad file descriptor) [pid 465] exit_group(0) = ? [pid 465] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./166", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./166/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./166/binderfs") = 0 [pid 298] umount2("./166/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./166/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./166/cgroup.net") = 0 [pid 298] umount2("./166/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./166/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./166/cgroup.cpu") = 0 [pid 298] umount2("./166/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./166/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./166/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./166") = 0 [pid 298] mkdir("./167", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 466 attached [pid 466] set_robust_list(0x555574184760, 24) = 0 [pid 466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 169 [pid 466] chdir("./167") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 466] setpgid(0, 0) = 0 [pid 466] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 466] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 466] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 466] write(3, "1000", 4) = 4 [pid 466] close(3) = 0 [pid 466] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 466] write(1, "executing program\n", 18) = 18 [pid 466] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 466] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 466] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 466] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 466] close(3) = 0 [pid 466] close(4) = 0 [pid 466] close(5) = -1 EBADF (Bad file descriptor) [pid 466] close(6) = -1 EBADF (Bad file descriptor) [pid 466] close(7) = -1 EBADF (Bad file descriptor) [pid 466] close(8) = -1 EBADF (Bad file descriptor) [pid 466] close(9) = -1 EBADF (Bad file descriptor) [pid 466] close(10) = -1 EBADF (Bad file descriptor) [pid 466] close(11) = -1 EBADF (Bad file descriptor) [pid 466] close(12) = -1 EBADF (Bad file descriptor) [pid 466] close(13) = -1 EBADF (Bad file descriptor) [pid 466] close(14) = -1 EBADF (Bad file descriptor) [pid 466] close(15) = -1 EBADF (Bad file descriptor) [pid 466] close(16) = -1 EBADF (Bad file descriptor) [pid 466] close(17) = -1 EBADF (Bad file descriptor) [pid 466] close(18) = -1 EBADF (Bad file descriptor) [pid 466] close(19) = -1 EBADF (Bad file descriptor) [pid 466] close(20) = -1 EBADF (Bad file descriptor) [pid 466] close(21) = -1 EBADF (Bad file descriptor) [pid 466] close(22) = -1 EBADF (Bad file descriptor) [pid 466] close(23) = -1 EBADF (Bad file descriptor) [pid 466] close(24) = -1 EBADF (Bad file descriptor) [pid 466] close(25) = -1 EBADF (Bad file descriptor) [pid 466] close(26) = -1 EBADF (Bad file descriptor) [pid 466] close(27) = -1 EBADF (Bad file descriptor) [pid 466] close(28) = -1 EBADF (Bad file descriptor) [pid 466] close(29) = -1 EBADF (Bad file descriptor) [pid 466] exit_group(0) = ? [pid 466] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./167", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./167/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./167/binderfs") = 0 [pid 298] umount2("./167/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./167/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./167/cgroup.net") = 0 [pid 298] umount2("./167/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./167/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./167/cgroup.cpu") = 0 [pid 298] umount2("./167/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./167/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./167/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./167") = 0 [pid 298] mkdir("./168", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 170 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 467] chdir("./168" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 467] <... chdir resumed>) = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 0 [pid 467] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 467] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 467] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 467] write(3, "1000", 4) = 4 [pid 467] close(3) = 0 [pid 467] symlink("/dev/binderfs", "./binderfs") = 0 [pid 467] write(1, "executing program\n", 18) = 18 executing program [pid 467] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 467] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 467] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 467] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 467] close(3) = 0 [pid 467] close(4) = 0 [pid 467] close(5) = -1 EBADF (Bad file descriptor) [pid 467] close(6) = -1 EBADF (Bad file descriptor) [pid 467] close(7) = -1 EBADF (Bad file descriptor) [pid 467] close(8) = -1 EBADF (Bad file descriptor) [pid 467] close(9) = -1 EBADF (Bad file descriptor) [pid 467] close(10) = -1 EBADF (Bad file descriptor) [pid 467] close(11) = -1 EBADF (Bad file descriptor) [pid 467] close(12) = -1 EBADF (Bad file descriptor) [pid 467] close(13) = -1 EBADF (Bad file descriptor) [pid 467] close(14) = -1 EBADF (Bad file descriptor) [pid 467] close(15) = -1 EBADF (Bad file descriptor) [pid 467] close(16) = -1 EBADF (Bad file descriptor) [pid 467] close(17) = -1 EBADF (Bad file descriptor) [pid 467] close(18) = -1 EBADF (Bad file descriptor) [pid 467] close(19) = -1 EBADF (Bad file descriptor) [pid 467] close(20) = -1 EBADF (Bad file descriptor) [pid 467] close(21) = -1 EBADF (Bad file descriptor) [pid 467] close(22) = -1 EBADF (Bad file descriptor) [pid 467] close(23) = -1 EBADF (Bad file descriptor) [pid 467] close(24) = -1 EBADF (Bad file descriptor) [pid 467] close(25) = -1 EBADF (Bad file descriptor) [pid 467] close(26) = -1 EBADF (Bad file descriptor) [pid 467] close(27) = -1 EBADF (Bad file descriptor) [pid 467] close(28) = -1 EBADF (Bad file descriptor) [pid 467] close(29) = -1 EBADF (Bad file descriptor) [pid 467] exit_group(0) = ? [pid 467] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./168", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./168/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./168/binderfs") = 0 [pid 298] umount2("./168/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./168/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./168/cgroup.net") = 0 [pid 298] umount2("./168/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./168/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./168/cgroup.cpu") = 0 [pid 298] umount2("./168/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./168/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./168/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./168") = 0 [pid 298] mkdir("./169", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 171 [pid 468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 468] chdir("./169") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0) = 0 [pid 468] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 468] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 468] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 468] write(3, "1000", 4) = 4 [pid 468] close(3) = 0 [pid 468] symlink("/dev/binderfs", "./binderfs") = 0 [pid 468] write(1, "executing program\n", 18) = 18 executing program [pid 468] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 468] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 468] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 468] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 468] close(3) = 0 [pid 468] close(4) = 0 [pid 468] close(5) = -1 EBADF (Bad file descriptor) [pid 468] close(6) = -1 EBADF (Bad file descriptor) [pid 468] close(7) = -1 EBADF (Bad file descriptor) [pid 468] close(8) = -1 EBADF (Bad file descriptor) [pid 468] close(9) = -1 EBADF (Bad file descriptor) [pid 468] close(10) = -1 EBADF (Bad file descriptor) [pid 468] close(11) = -1 EBADF (Bad file descriptor) [pid 468] close(12) = -1 EBADF (Bad file descriptor) [pid 468] close(13) = -1 EBADF (Bad file descriptor) [pid 468] close(14) = -1 EBADF (Bad file descriptor) [pid 468] close(15) = -1 EBADF (Bad file descriptor) [pid 468] close(16) = -1 EBADF (Bad file descriptor) [pid 468] close(17) = -1 EBADF (Bad file descriptor) [pid 468] close(18) = -1 EBADF (Bad file descriptor) [pid 468] close(19) = -1 EBADF (Bad file descriptor) [pid 468] close(20) = -1 EBADF (Bad file descriptor) [pid 468] close(21) = -1 EBADF (Bad file descriptor) [pid 468] close(22) = -1 EBADF (Bad file descriptor) [pid 468] close(23) = -1 EBADF (Bad file descriptor) [pid 468] close(24) = -1 EBADF (Bad file descriptor) [pid 468] close(25) = -1 EBADF (Bad file descriptor) [pid 468] close(26) = -1 EBADF (Bad file descriptor) [pid 468] close(27) = -1 EBADF (Bad file descriptor) [pid 468] close(28) = -1 EBADF (Bad file descriptor) [pid 468] close(29) = -1 EBADF (Bad file descriptor) [pid 468] exit_group(0) = ? [pid 468] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./169", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./169/binderfs") = 0 [pid 298] umount2("./169/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./169/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./169/cgroup.net") = 0 [pid 298] umount2("./169/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./169/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./169/cgroup.cpu") = 0 [pid 298] umount2("./169/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./169/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./169/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./169") = 0 [pid 298] mkdir("./170", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 172 [pid 469] <... set_robust_list resumed>) = 0 [pid 469] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 469] chdir("./170") = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 469] setpgid(0, 0) = 0 [pid 469] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 469] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 469] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 469] write(3, "1000", 4) = 4 [pid 469] close(3) = 0 [pid 469] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 469] write(1, "executing program\n", 18) = 18 [pid 469] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 469] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 469] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 469] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 469] close(3) = 0 [pid 469] close(4) = 0 [pid 469] close(5) = -1 EBADF (Bad file descriptor) [pid 469] close(6) = -1 EBADF (Bad file descriptor) [pid 469] close(7) = -1 EBADF (Bad file descriptor) [pid 469] close(8) = -1 EBADF (Bad file descriptor) [pid 469] close(9) = -1 EBADF (Bad file descriptor) [pid 469] close(10) = -1 EBADF (Bad file descriptor) [pid 469] close(11) = -1 EBADF (Bad file descriptor) [pid 469] close(12) = -1 EBADF (Bad file descriptor) [pid 469] close(13) = -1 EBADF (Bad file descriptor) [pid 469] close(14) = -1 EBADF (Bad file descriptor) [pid 469] close(15) = -1 EBADF (Bad file descriptor) [pid 469] close(16) = -1 EBADF (Bad file descriptor) [pid 469] close(17) = -1 EBADF (Bad file descriptor) [pid 469] close(18) = -1 EBADF (Bad file descriptor) [pid 469] close(19) = -1 EBADF (Bad file descriptor) [pid 469] close(20) = -1 EBADF (Bad file descriptor) [pid 469] close(21) = -1 EBADF (Bad file descriptor) [pid 469] close(22) = -1 EBADF (Bad file descriptor) [pid 469] close(23) = -1 EBADF (Bad file descriptor) [pid 469] close(24) = -1 EBADF (Bad file descriptor) [pid 469] close(25) = -1 EBADF (Bad file descriptor) [pid 469] close(26) = -1 EBADF (Bad file descriptor) [pid 469] close(27) = -1 EBADF (Bad file descriptor) [pid 469] close(28) = -1 EBADF (Bad file descriptor) [pid 469] close(29) = -1 EBADF (Bad file descriptor) [pid 469] exit_group(0) = ? [pid 469] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./170", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./170/binderfs") = 0 [pid 298] umount2("./170/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./170/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./170/cgroup.net") = 0 [pid 298] umount2("./170/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./170/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./170/cgroup.cpu") = 0 [pid 298] umount2("./170/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./170/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./170/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./170") = 0 [pid 298] mkdir("./171", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 470 attached [pid 470] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 173 [pid 470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 470] chdir("./171" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 470] <... chdir resumed>) = 0 [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 470] <... prctl resumed>) = 0 [pid 470] setpgid(0, 0) = 0 [pid 470] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 470] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 470] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 470] write(3, "1000", 4) = 4 [pid 470] close(3) = 0 [pid 470] symlink("/dev/binderfs", "./binderfs") = 0 [pid 470] write(1, "executing program\n", 18) = 18 [pid 470] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 470] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 470] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 470] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 470] close(3) = 0 [pid 470] close(4) = 0 [pid 470] close(5) = -1 EBADF (Bad file descriptor) [pid 470] close(6) = -1 EBADF (Bad file descriptor) [pid 470] close(7) = -1 EBADF (Bad file descriptor) [pid 470] close(8) = -1 EBADF (Bad file descriptor) [pid 470] close(9) = -1 EBADF (Bad file descriptor) [pid 470] close(10) = -1 EBADF (Bad file descriptor) [pid 470] close(11) = -1 EBADF (Bad file descriptor) [pid 470] close(12) = -1 EBADF (Bad file descriptor) [pid 470] close(13) = -1 EBADF (Bad file descriptor) [pid 470] close(14) = -1 EBADF (Bad file descriptor) [pid 470] close(15) = -1 EBADF (Bad file descriptor) [pid 470] close(16) = -1 EBADF (Bad file descriptor) [pid 470] close(17) = -1 EBADF (Bad file descriptor) [pid 470] close(18) = -1 EBADF (Bad file descriptor) [pid 470] close(19) = -1 EBADF (Bad file descriptor) [pid 470] close(20) = -1 EBADF (Bad file descriptor) [pid 470] close(21) = -1 EBADF (Bad file descriptor) [pid 470] close(22) = -1 EBADF (Bad file descriptor) [pid 470] close(23) = -1 EBADF (Bad file descriptor) [pid 470] close(24) = -1 EBADF (Bad file descriptor) [pid 470] close(25) = -1 EBADF (Bad file descriptor) [pid 470] close(26) = -1 EBADF (Bad file descriptor) [pid 470] close(27) = -1 EBADF (Bad file descriptor) [pid 470] close(28) = -1 EBADF (Bad file descriptor) [pid 470] close(29) = -1 EBADF (Bad file descriptor) [pid 470] exit_group(0) = ? [pid 470] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./171", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./171/binderfs") = 0 [pid 298] umount2("./171/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./171/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./171/cgroup.net") = 0 [pid 298] umount2("./171/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./171/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./171/cgroup.cpu") = 0 [pid 298] umount2("./171/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./171/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./171/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./171") = 0 [pid 298] mkdir("./172", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 174 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 471] chdir("./172" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 471] <... chdir resumed>) = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [pid 471] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 471] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 471] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 471] close(3) = 0 [pid 471] symlink("/dev/binderfs", "./binderfs") = 0 [pid 471] write(1, "executing program\n", 18) = 18 executing program [pid 471] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 471] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 471] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 471] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 471] close(3) = 0 [pid 471] close(4) = 0 [pid 471] close(5) = -1 EBADF (Bad file descriptor) [pid 471] close(6) = -1 EBADF (Bad file descriptor) [pid 471] close(7) = -1 EBADF (Bad file descriptor) [pid 471] close(8) = -1 EBADF (Bad file descriptor) [pid 471] close(9) = -1 EBADF (Bad file descriptor) [pid 471] close(10) = -1 EBADF (Bad file descriptor) [pid 471] close(11) = -1 EBADF (Bad file descriptor) [pid 471] close(12) = -1 EBADF (Bad file descriptor) [pid 471] close(13) = -1 EBADF (Bad file descriptor) [pid 471] close(14) = -1 EBADF (Bad file descriptor) [pid 471] close(15) = -1 EBADF (Bad file descriptor) [pid 471] close(16) = -1 EBADF (Bad file descriptor) [pid 471] close(17) = -1 EBADF (Bad file descriptor) [pid 471] close(18) = -1 EBADF (Bad file descriptor) [pid 471] close(19) = -1 EBADF (Bad file descriptor) [pid 471] close(20) = -1 EBADF (Bad file descriptor) [pid 471] close(21) = -1 EBADF (Bad file descriptor) [pid 471] close(22) = -1 EBADF (Bad file descriptor) [pid 471] close(23) = -1 EBADF (Bad file descriptor) [pid 471] close(24) = -1 EBADF (Bad file descriptor) [pid 471] close(25) = -1 EBADF (Bad file descriptor) [pid 471] close(26) = -1 EBADF (Bad file descriptor) [pid 471] close(27) = -1 EBADF (Bad file descriptor) [pid 471] close(28) = -1 EBADF (Bad file descriptor) [pid 471] close(29) = -1 EBADF (Bad file descriptor) [pid 471] exit_group(0) = ? [pid 471] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./172", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./172/binderfs") = 0 [pid 298] umount2("./172/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./172/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./172/cgroup.net") = 0 [pid 298] umount2("./172/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./172/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./172/cgroup.cpu") = 0 [pid 298] umount2("./172/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./172/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./172/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./172") = 0 [pid 298] mkdir("./173", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 472 attached [pid 472] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 175 [pid 472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 472] chdir("./173" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 472] <... chdir resumed>) = 0 [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 472] setpgid(0, 0) = 0 [pid 472] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 472] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 472] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 472] write(3, "1000", 4) = 4 [pid 472] close(3) = 0 [pid 472] symlink("/dev/binderfs", "./binderfs") = 0 [pid 472] write(1, "executing program\n", 18) = 18 [pid 472] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 472] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 472] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 472] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 472] close(3) = 0 [pid 472] close(4) = 0 [pid 472] close(5) = -1 EBADF (Bad file descriptor) [pid 472] close(6) = -1 EBADF (Bad file descriptor) [pid 472] close(7) = -1 EBADF (Bad file descriptor) [pid 472] close(8) = -1 EBADF (Bad file descriptor) [pid 472] close(9) = -1 EBADF (Bad file descriptor) [pid 472] close(10) = -1 EBADF (Bad file descriptor) [pid 472] close(11) = -1 EBADF (Bad file descriptor) [pid 472] close(12) = -1 EBADF (Bad file descriptor) [pid 472] close(13) = -1 EBADF (Bad file descriptor) [pid 472] close(14) = -1 EBADF (Bad file descriptor) [pid 472] close(15) = -1 EBADF (Bad file descriptor) [pid 472] close(16) = -1 EBADF (Bad file descriptor) [pid 472] close(17) = -1 EBADF (Bad file descriptor) [pid 472] close(18) = -1 EBADF (Bad file descriptor) [pid 472] close(19) = -1 EBADF (Bad file descriptor) [pid 472] close(20) = -1 EBADF (Bad file descriptor) [pid 472] close(21) = -1 EBADF (Bad file descriptor) [pid 472] close(22) = -1 EBADF (Bad file descriptor) [pid 472] close(23) = -1 EBADF (Bad file descriptor) [pid 472] close(24) = -1 EBADF (Bad file descriptor) [pid 472] close(25) = -1 EBADF (Bad file descriptor) [pid 472] close(26) = -1 EBADF (Bad file descriptor) [pid 472] close(27) = -1 EBADF (Bad file descriptor) [pid 472] close(28) = -1 EBADF (Bad file descriptor) [pid 472] close(29) = -1 EBADF (Bad file descriptor) [pid 472] exit_group(0) = ? [pid 472] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./173", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./173/binderfs") = 0 [pid 298] umount2("./173/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./173/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./173/cgroup.net") = 0 [pid 298] umount2("./173/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./173/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./173/cgroup.cpu") = 0 [pid 298] umount2("./173/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./173/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./173/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./173") = 0 [pid 298] mkdir("./174", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 473 attached [pid 473] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 176 [pid 473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 473] chdir("./174" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 473] <... chdir resumed>) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 473] setpgid(0, 0) = 0 [pid 473] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 473] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 473] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 473] write(3, "1000", 4) = 4 [pid 473] close(3) = 0 [pid 473] symlink("/dev/binderfs", "./binderfs") = 0 [pid 473] write(1, "executing program\n", 18) = 18 executing program [pid 473] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 473] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 473] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 473] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 473] close(3) = 0 [pid 473] close(4) = 0 [pid 473] close(5) = -1 EBADF (Bad file descriptor) [pid 473] close(6) = -1 EBADF (Bad file descriptor) [pid 473] close(7) = -1 EBADF (Bad file descriptor) [pid 473] close(8) = -1 EBADF (Bad file descriptor) [pid 473] close(9) = -1 EBADF (Bad file descriptor) [pid 473] close(10) = -1 EBADF (Bad file descriptor) [pid 473] close(11) = -1 EBADF (Bad file descriptor) [pid 473] close(12) = -1 EBADF (Bad file descriptor) [pid 473] close(13) = -1 EBADF (Bad file descriptor) [pid 473] close(14) = -1 EBADF (Bad file descriptor) [pid 473] close(15) = -1 EBADF (Bad file descriptor) [pid 473] close(16) = -1 EBADF (Bad file descriptor) [pid 473] close(17) = -1 EBADF (Bad file descriptor) [pid 473] close(18) = -1 EBADF (Bad file descriptor) [pid 473] close(19) = -1 EBADF (Bad file descriptor) [pid 473] close(20) = -1 EBADF (Bad file descriptor) [pid 473] close(21) = -1 EBADF (Bad file descriptor) [pid 473] close(22) = -1 EBADF (Bad file descriptor) [pid 473] close(23) = -1 EBADF (Bad file descriptor) [pid 473] close(24) = -1 EBADF (Bad file descriptor) [pid 473] close(25) = -1 EBADF (Bad file descriptor) [pid 473] close(26) = -1 EBADF (Bad file descriptor) [pid 473] close(27) = -1 EBADF (Bad file descriptor) [pid 473] close(28) = -1 EBADF (Bad file descriptor) [pid 473] close(29) = -1 EBADF (Bad file descriptor) [pid 473] exit_group(0) = ? [pid 473] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./174", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./174/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./174/binderfs") = 0 [pid 298] umount2("./174/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./174/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./174/cgroup.net") = 0 [pid 298] umount2("./174/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./174/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./174/cgroup.cpu") = 0 [pid 298] umount2("./174/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./174/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./174/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./174") = 0 [pid 298] mkdir("./175", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 474 attached [pid 474] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 177 [pid 474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 474] chdir("./175" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 474] <... chdir resumed>) = 0 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 474] setpgid(0, 0) = 0 [pid 474] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 474] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 474] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 474] write(3, "1000", 4) = 4 [pid 474] close(3) = 0 [pid 474] symlink("/dev/binderfs", "./binderfs") = 0 [pid 474] write(1, "executing program\n", 18) = 18 executing program [pid 474] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 474] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 474] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 474] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 474] close(3) = 0 [pid 474] close(4) = 0 [pid 474] close(5) = -1 EBADF (Bad file descriptor) [pid 474] close(6) = -1 EBADF (Bad file descriptor) [pid 474] close(7) = -1 EBADF (Bad file descriptor) [pid 474] close(8) = -1 EBADF (Bad file descriptor) [pid 474] close(9) = -1 EBADF (Bad file descriptor) [pid 474] close(10) = -1 EBADF (Bad file descriptor) [pid 474] close(11) = -1 EBADF (Bad file descriptor) [pid 474] close(12) = -1 EBADF (Bad file descriptor) [pid 474] close(13) = -1 EBADF (Bad file descriptor) [pid 474] close(14) = -1 EBADF (Bad file descriptor) [pid 474] close(15) = -1 EBADF (Bad file descriptor) [pid 474] close(16) = -1 EBADF (Bad file descriptor) [pid 474] close(17) = -1 EBADF (Bad file descriptor) [pid 474] close(18) = -1 EBADF (Bad file descriptor) [pid 474] close(19) = -1 EBADF (Bad file descriptor) [pid 474] close(20) = -1 EBADF (Bad file descriptor) [pid 474] close(21) = -1 EBADF (Bad file descriptor) [pid 474] close(22) = -1 EBADF (Bad file descriptor) [pid 474] close(23) = -1 EBADF (Bad file descriptor) [pid 474] close(24) = -1 EBADF (Bad file descriptor) [pid 474] close(25) = -1 EBADF (Bad file descriptor) [pid 474] close(26) = -1 EBADF (Bad file descriptor) [pid 474] close(27) = -1 EBADF (Bad file descriptor) [pid 474] close(28) = -1 EBADF (Bad file descriptor) [pid 474] close(29) = -1 EBADF (Bad file descriptor) [pid 474] exit_group(0) = ? [pid 474] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./175", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./175/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./175/binderfs") = 0 [pid 298] umount2("./175/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./175/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./175/cgroup.net") = 0 [pid 298] umount2("./175/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./175/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./175/cgroup.cpu") = 0 [pid 298] umount2("./175/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./175/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./175/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./175") = 0 [pid 298] mkdir("./176", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 178 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 475] chdir("./176") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 475] setpgid(0, 0) = 0 [pid 475] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 475] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 475] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 475] write(3, "1000", 4) = 4 [pid 475] close(3) = 0 [pid 475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 475] write(1, "executing program\n", 18) = 18 executing program [pid 475] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 475] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 475] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 475] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 475] close(3) = 0 [pid 475] close(4) = 0 [pid 475] close(5) = -1 EBADF (Bad file descriptor) [pid 475] close(6) = -1 EBADF (Bad file descriptor) [pid 475] close(7) = -1 EBADF (Bad file descriptor) [pid 475] close(8) = -1 EBADF (Bad file descriptor) [pid 475] close(9) = -1 EBADF (Bad file descriptor) [pid 475] close(10) = -1 EBADF (Bad file descriptor) [pid 475] close(11) = -1 EBADF (Bad file descriptor) [pid 475] close(12) = -1 EBADF (Bad file descriptor) [pid 475] close(13) = -1 EBADF (Bad file descriptor) [pid 475] close(14) = -1 EBADF (Bad file descriptor) [pid 475] close(15) = -1 EBADF (Bad file descriptor) [pid 475] close(16) = -1 EBADF (Bad file descriptor) [pid 475] close(17) = -1 EBADF (Bad file descriptor) [pid 475] close(18) = -1 EBADF (Bad file descriptor) [pid 475] close(19) = -1 EBADF (Bad file descriptor) [pid 475] close(20) = -1 EBADF (Bad file descriptor) [pid 475] close(21) = -1 EBADF (Bad file descriptor) [pid 475] close(22) = -1 EBADF (Bad file descriptor) [pid 475] close(23) = -1 EBADF (Bad file descriptor) [pid 475] close(24) = -1 EBADF (Bad file descriptor) [pid 475] close(25) = -1 EBADF (Bad file descriptor) [pid 475] close(26) = -1 EBADF (Bad file descriptor) [pid 475] close(27) = -1 EBADF (Bad file descriptor) [pid 475] close(28) = -1 EBADF (Bad file descriptor) [pid 475] close(29) = -1 EBADF (Bad file descriptor) [pid 475] exit_group(0) = ? [pid 475] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./176", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./176/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./176/binderfs") = 0 [pid 298] umount2("./176/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./176/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./176/cgroup.net") = 0 [pid 298] umount2("./176/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./176/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./176/cgroup.cpu") = 0 [pid 298] umount2("./176/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./176/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./176/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./176") = 0 [pid 298] mkdir("./177", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 476 attached [pid 476] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 179 [pid 476] <... set_robust_list resumed>) = 0 [pid 476] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 476] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 476] chdir("./177" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 476] <... chdir resumed>) = 0 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 476] setpgid(0, 0) = 0 [pid 476] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 476] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 476] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 476] write(3, "1000", 4) = 4 [pid 476] close(3) = 0 [pid 476] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 476] write(1, "executing program\n", 18) = 18 [pid 476] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 476] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 476] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 476] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 476] close(3) = 0 [pid 476] close(4) = 0 [pid 476] close(5) = -1 EBADF (Bad file descriptor) [pid 476] close(6) = -1 EBADF (Bad file descriptor) [pid 476] close(7) = -1 EBADF (Bad file descriptor) [pid 476] close(8) = -1 EBADF (Bad file descriptor) [pid 476] close(9) = -1 EBADF (Bad file descriptor) [pid 476] close(10) = -1 EBADF (Bad file descriptor) [pid 476] close(11) = -1 EBADF (Bad file descriptor) [pid 476] close(12) = -1 EBADF (Bad file descriptor) [pid 476] close(13) = -1 EBADF (Bad file descriptor) [pid 476] close(14) = -1 EBADF (Bad file descriptor) [pid 476] close(15) = -1 EBADF (Bad file descriptor) [pid 476] close(16) = -1 EBADF (Bad file descriptor) [pid 476] close(17) = -1 EBADF (Bad file descriptor) [pid 476] close(18) = -1 EBADF (Bad file descriptor) [pid 476] close(19) = -1 EBADF (Bad file descriptor) [pid 476] close(20) = -1 EBADF (Bad file descriptor) [pid 476] close(21) = -1 EBADF (Bad file descriptor) [pid 476] close(22) = -1 EBADF (Bad file descriptor) [pid 476] close(23) = -1 EBADF (Bad file descriptor) [pid 476] close(24) = -1 EBADF (Bad file descriptor) [pid 476] close(25) = -1 EBADF (Bad file descriptor) [pid 476] close(26) = -1 EBADF (Bad file descriptor) [pid 476] close(27) = -1 EBADF (Bad file descriptor) [pid 476] close(28) = -1 EBADF (Bad file descriptor) [pid 476] close(29) = -1 EBADF (Bad file descriptor) [pid 476] exit_group(0) = ? [pid 476] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./177", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./177/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./177/binderfs") = 0 [pid 298] umount2("./177/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./177/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./177/cgroup.net") = 0 [pid 298] umount2("./177/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./177/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./177/cgroup.cpu") = 0 [pid 298] umount2("./177/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./177/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./177/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./177") = 0 [pid 298] mkdir("./178", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 477 attached [pid 477] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 180 [pid 477] <... set_robust_list resumed>) = 0 [pid 477] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 477] chdir("./178" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 477] <... chdir resumed>) = 0 [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 477] setpgid(0, 0) = 0 [pid 477] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 477] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 477] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 477] write(3, "1000", 4) = 4 [pid 477] close(3) = 0 [pid 477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 477] write(1, "executing program\n", 18) = 18 [pid 477] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 477] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 477] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 477] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 477] close(3) = 0 [pid 477] close(4) = 0 [pid 477] close(5) = -1 EBADF (Bad file descriptor) [pid 477] close(6) = -1 EBADF (Bad file descriptor) [pid 477] close(7) = -1 EBADF (Bad file descriptor) [pid 477] close(8) = -1 EBADF (Bad file descriptor) [pid 477] close(9) = -1 EBADF (Bad file descriptor) [pid 477] close(10) = -1 EBADF (Bad file descriptor) [pid 477] close(11) = -1 EBADF (Bad file descriptor) [pid 477] close(12) = -1 EBADF (Bad file descriptor) [pid 477] close(13) = -1 EBADF (Bad file descriptor) [pid 477] close(14) = -1 EBADF (Bad file descriptor) [pid 477] close(15) = -1 EBADF (Bad file descriptor) [pid 477] close(16) = -1 EBADF (Bad file descriptor) [pid 477] close(17) = -1 EBADF (Bad file descriptor) [pid 477] close(18) = -1 EBADF (Bad file descriptor) [pid 477] close(19) = -1 EBADF (Bad file descriptor) [pid 477] close(20) = -1 EBADF (Bad file descriptor) [pid 477] close(21) = -1 EBADF (Bad file descriptor) [pid 477] close(22) = -1 EBADF (Bad file descriptor) [pid 477] close(23) = -1 EBADF (Bad file descriptor) [pid 477] close(24) = -1 EBADF (Bad file descriptor) [pid 477] close(25) = -1 EBADF (Bad file descriptor) [pid 477] close(26) = -1 EBADF (Bad file descriptor) [pid 477] close(27) = -1 EBADF (Bad file descriptor) [pid 477] close(28) = -1 EBADF (Bad file descriptor) [pid 477] close(29) = -1 EBADF (Bad file descriptor) [pid 477] exit_group(0) = ? [pid 477] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./178", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./178/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./178/binderfs") = 0 [pid 298] umount2("./178/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./178/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./178/cgroup.net") = 0 [pid 298] umount2("./178/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./178/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./178/cgroup.cpu") = 0 [pid 298] umount2("./178/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./178/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./178/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./178") = 0 [pid 298] mkdir("./179", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 181 ci2-android-5-10/strace-static-x86_64: Process 478 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] set_robust_list(0x555574184760, 24) = 0 [pid 478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] chdir("./179") = 0 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 478] setpgid(0, 0) = 0 [pid 478] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 478] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 478] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 478] write(3, "1000", 4) = 4 [pid 478] close(3) = 0 [pid 478] symlink("/dev/binderfs", "./binderfs") = 0 [pid 478] write(1, "executing program\n", 18) = 18 [pid 478] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 478] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 478] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 478] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 478] close(3) = 0 [pid 478] close(4) = 0 [pid 478] close(5) = -1 EBADF (Bad file descriptor) [pid 478] close(6) = -1 EBADF (Bad file descriptor) [pid 478] close(7) = -1 EBADF (Bad file descriptor) [pid 478] close(8) = -1 EBADF (Bad file descriptor) [pid 478] close(9) = -1 EBADF (Bad file descriptor) [pid 478] close(10) = -1 EBADF (Bad file descriptor) [pid 478] close(11) = -1 EBADF (Bad file descriptor) [pid 478] close(12) = -1 EBADF (Bad file descriptor) [pid 478] close(13) = -1 EBADF (Bad file descriptor) [pid 478] close(14) = -1 EBADF (Bad file descriptor) [pid 478] close(15) = -1 EBADF (Bad file descriptor) [pid 478] close(16) = -1 EBADF (Bad file descriptor) [pid 478] close(17) = -1 EBADF (Bad file descriptor) [pid 478] close(18) = -1 EBADF (Bad file descriptor) [pid 478] close(19) = -1 EBADF (Bad file descriptor) [pid 478] close(20) = -1 EBADF (Bad file descriptor) [pid 478] close(21) = -1 EBADF (Bad file descriptor) [pid 478] close(22) = -1 EBADF (Bad file descriptor) [pid 478] close(23) = -1 EBADF (Bad file descriptor) [pid 478] close(24) = -1 EBADF (Bad file descriptor) [pid 478] close(25) = -1 EBADF (Bad file descriptor) [pid 478] close(26) = -1 EBADF (Bad file descriptor) [pid 478] close(27) = -1 EBADF (Bad file descriptor) [pid 478] close(28) = -1 EBADF (Bad file descriptor) [pid 478] close(29) = -1 EBADF (Bad file descriptor) [pid 478] exit_group(0) = ? [pid 478] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./179", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./179/binderfs") = 0 [pid 298] umount2("./179/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./179/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./179/cgroup.net") = 0 [pid 298] umount2("./179/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./179/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./179/cgroup.cpu") = 0 [pid 298] umount2("./179/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./179/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./179/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./179") = 0 [pid 298] mkdir("./180", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 479 attached [pid 479] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 182 [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 479] chdir("./180" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 479] <... chdir resumed>) = 0 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 479] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 479] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 479] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3) = 0 [pid 479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 479] write(1, "executing program\n", 18) = 18 executing program [pid 479] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 479] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 479] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 479] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 479] close(3) = 0 [pid 479] close(4) = 0 [pid 479] close(5) = -1 EBADF (Bad file descriptor) [pid 479] close(6) = -1 EBADF (Bad file descriptor) [pid 479] close(7) = -1 EBADF (Bad file descriptor) [pid 479] close(8) = -1 EBADF (Bad file descriptor) [pid 479] close(9) = -1 EBADF (Bad file descriptor) [pid 479] close(10) = -1 EBADF (Bad file descriptor) [pid 479] close(11) = -1 EBADF (Bad file descriptor) [pid 479] close(12) = -1 EBADF (Bad file descriptor) [pid 479] close(13) = -1 EBADF (Bad file descriptor) [pid 479] close(14) = -1 EBADF (Bad file descriptor) [pid 479] close(15) = -1 EBADF (Bad file descriptor) [pid 479] close(16) = -1 EBADF (Bad file descriptor) [pid 479] close(17) = -1 EBADF (Bad file descriptor) [pid 479] close(18) = -1 EBADF (Bad file descriptor) [pid 479] close(19) = -1 EBADF (Bad file descriptor) [pid 479] close(20) = -1 EBADF (Bad file descriptor) [pid 479] close(21) = -1 EBADF (Bad file descriptor) [pid 479] close(22) = -1 EBADF (Bad file descriptor) [pid 479] close(23) = -1 EBADF (Bad file descriptor) [pid 479] close(24) = -1 EBADF (Bad file descriptor) [pid 479] close(25) = -1 EBADF (Bad file descriptor) [pid 479] close(26) = -1 EBADF (Bad file descriptor) [pid 479] close(27) = -1 EBADF (Bad file descriptor) [pid 479] close(28) = -1 EBADF (Bad file descriptor) [pid 479] close(29) = -1 EBADF (Bad file descriptor) [pid 479] exit_group(0) = ? [pid 479] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./180", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./180/binderfs") = 0 [pid 298] umount2("./180/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./180/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./180/cgroup.net") = 0 [pid 298] umount2("./180/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./180/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./180/cgroup.cpu") = 0 [pid 298] umount2("./180/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./180/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./180/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./180") = 0 [pid 298] mkdir("./181", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 480 attached , child_tidptr=0x555574184750) = 183 [pid 480] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 480] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 480] chdir("./181") = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 480] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 480] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 480] write(3, "1000", 4) = 4 [pid 480] close(3) = 0 [pid 480] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 480] write(1, "executing program\n", 18) = 18 [pid 480] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 480] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 480] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 480] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 480] close(3) = 0 [pid 480] close(4) = 0 [pid 480] close(5) = -1 EBADF (Bad file descriptor) [pid 480] close(6) = -1 EBADF (Bad file descriptor) [pid 480] close(7) = -1 EBADF (Bad file descriptor) [pid 480] close(8) = -1 EBADF (Bad file descriptor) [pid 480] close(9) = -1 EBADF (Bad file descriptor) [pid 480] close(10) = -1 EBADF (Bad file descriptor) [pid 480] close(11) = -1 EBADF (Bad file descriptor) [pid 480] close(12) = -1 EBADF (Bad file descriptor) [pid 480] close(13) = -1 EBADF (Bad file descriptor) [pid 480] close(14) = -1 EBADF (Bad file descriptor) [pid 480] close(15) = -1 EBADF (Bad file descriptor) [pid 480] close(16) = -1 EBADF (Bad file descriptor) [pid 480] close(17) = -1 EBADF (Bad file descriptor) [pid 480] close(18) = -1 EBADF (Bad file descriptor) [pid 480] close(19) = -1 EBADF (Bad file descriptor) [pid 480] close(20) = -1 EBADF (Bad file descriptor) [pid 480] close(21) = -1 EBADF (Bad file descriptor) [pid 480] close(22) = -1 EBADF (Bad file descriptor) [pid 480] close(23) = -1 EBADF (Bad file descriptor) [pid 480] close(24) = -1 EBADF (Bad file descriptor) [pid 480] close(25) = -1 EBADF (Bad file descriptor) [pid 480] close(26) = -1 EBADF (Bad file descriptor) [pid 480] close(27) = -1 EBADF (Bad file descriptor) [pid 480] close(28) = -1 EBADF (Bad file descriptor) [pid 480] close(29) = -1 EBADF (Bad file descriptor) [pid 480] exit_group(0) = ? [pid 480] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./181", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./181/binderfs") = 0 [pid 298] umount2("./181/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./181/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./181/cgroup.net") = 0 [pid 298] umount2("./181/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./181/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./181/cgroup.cpu") = 0 [pid 298] umount2("./181/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./181/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./181/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./181") = 0 [pid 298] mkdir("./182", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 481 attached [pid 481] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 184 [pid 481] <... set_robust_list resumed>) = 0 [pid 481] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 481] chdir("./182" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 481] <... chdir resumed>) = 0 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 481] setpgid(0, 0) = 0 [pid 481] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 481] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 481] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 481] write(3, "1000", 4) = 4 [pid 481] close(3) = 0 [pid 481] symlink("/dev/binderfs", "./binderfs") = 0 [pid 481] write(1, "executing program\n", 18) = 18 executing program [pid 481] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 481] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 481] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 481] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 481] close(3) = 0 [pid 481] close(4) = 0 [pid 481] close(5) = -1 EBADF (Bad file descriptor) [pid 481] close(6) = -1 EBADF (Bad file descriptor) [pid 481] close(7) = -1 EBADF (Bad file descriptor) [pid 481] close(8) = -1 EBADF (Bad file descriptor) [pid 481] close(9) = -1 EBADF (Bad file descriptor) [pid 481] close(10) = -1 EBADF (Bad file descriptor) [pid 481] close(11) = -1 EBADF (Bad file descriptor) [pid 481] close(12) = -1 EBADF (Bad file descriptor) [pid 481] close(13) = -1 EBADF (Bad file descriptor) [pid 481] close(14) = -1 EBADF (Bad file descriptor) [pid 481] close(15) = -1 EBADF (Bad file descriptor) [pid 481] close(16) = -1 EBADF (Bad file descriptor) [pid 481] close(17) = -1 EBADF (Bad file descriptor) [pid 481] close(18) = -1 EBADF (Bad file descriptor) [pid 481] close(19) = -1 EBADF (Bad file descriptor) [pid 481] close(20) = -1 EBADF (Bad file descriptor) [pid 481] close(21) = -1 EBADF (Bad file descriptor) [pid 481] close(22) = -1 EBADF (Bad file descriptor) [pid 481] close(23) = -1 EBADF (Bad file descriptor) [pid 481] close(24) = -1 EBADF (Bad file descriptor) [pid 481] close(25) = -1 EBADF (Bad file descriptor) [pid 481] close(26) = -1 EBADF (Bad file descriptor) [pid 481] close(27) = -1 EBADF (Bad file descriptor) [pid 481] close(28) = -1 EBADF (Bad file descriptor) [pid 481] close(29) = -1 EBADF (Bad file descriptor) [pid 481] exit_group(0) = ? [pid 481] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./182", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./182/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./182/binderfs") = 0 [pid 298] umount2("./182/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./182/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./182/cgroup.net") = 0 [pid 298] umount2("./182/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./182/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./182/cgroup.cpu") = 0 [pid 298] umount2("./182/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./182/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./182/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./182") = 0 [pid 298] mkdir("./183", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 482 attached , child_tidptr=0x555574184750) = 185 [pid 482] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 482] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 482] chdir("./183") = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 482] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 482] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] symlink("/dev/binderfs", "./binderfs") = 0 [pid 482] write(1, "executing program\n", 18) = 18 [pid 482] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 482] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 482] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 482] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 482] close(3) = 0 [pid 482] close(4) = 0 [pid 482] close(5) = -1 EBADF (Bad file descriptor) [pid 482] close(6) = -1 EBADF (Bad file descriptor) [pid 482] close(7) = -1 EBADF (Bad file descriptor) [pid 482] close(8) = -1 EBADF (Bad file descriptor) [pid 482] close(9) = -1 EBADF (Bad file descriptor) [pid 482] close(10) = -1 EBADF (Bad file descriptor) [pid 482] close(11) = -1 EBADF (Bad file descriptor) [pid 482] close(12) = -1 EBADF (Bad file descriptor) [pid 482] close(13) = -1 EBADF (Bad file descriptor) [pid 482] close(14) = -1 EBADF (Bad file descriptor) [pid 482] close(15) = -1 EBADF (Bad file descriptor) [pid 482] close(16) = -1 EBADF (Bad file descriptor) [pid 482] close(17) = -1 EBADF (Bad file descriptor) [pid 482] close(18) = -1 EBADF (Bad file descriptor) [pid 482] close(19) = -1 EBADF (Bad file descriptor) [pid 482] close(20) = -1 EBADF (Bad file descriptor) [pid 482] close(21) = -1 EBADF (Bad file descriptor) [pid 482] close(22) = -1 EBADF (Bad file descriptor) [pid 482] close(23) = -1 EBADF (Bad file descriptor) [pid 482] close(24) = -1 EBADF (Bad file descriptor) [pid 482] close(25) = -1 EBADF (Bad file descriptor) [pid 482] close(26) = -1 EBADF (Bad file descriptor) [pid 482] close(27) = -1 EBADF (Bad file descriptor) [pid 482] close(28) = -1 EBADF (Bad file descriptor) [pid 482] close(29) = -1 EBADF (Bad file descriptor) [pid 482] exit_group(0) = ? [pid 482] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./183", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./183/binderfs") = 0 [pid 298] umount2("./183/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./183/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./183/cgroup.net") = 0 [pid 298] umount2("./183/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./183/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./183/cgroup.cpu") = 0 [pid 298] umount2("./183/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./183/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./183/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./183") = 0 [pid 298] mkdir("./184", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 483 attached [pid 483] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 186 [pid 483] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 483] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 483] chdir("./184") = 0 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 483] setpgid(0, 0) = 0 [pid 483] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 483] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 483] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 483] write(3, "1000", 4) = 4 [pid 483] close(3) = 0 [pid 483] symlink("/dev/binderfs", "./binderfs") = 0 [pid 483] write(1, "executing program\n", 18) = 18 executing program [pid 483] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 483] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 483] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 483] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 483] close(3) = 0 [pid 483] close(4) = 0 [pid 483] close(5) = -1 EBADF (Bad file descriptor) [pid 483] close(6) = -1 EBADF (Bad file descriptor) [pid 483] close(7) = -1 EBADF (Bad file descriptor) [pid 483] close(8) = -1 EBADF (Bad file descriptor) [pid 483] close(9) = -1 EBADF (Bad file descriptor) [pid 483] close(10) = -1 EBADF (Bad file descriptor) [pid 483] close(11) = -1 EBADF (Bad file descriptor) [pid 483] close(12) = -1 EBADF (Bad file descriptor) [pid 483] close(13) = -1 EBADF (Bad file descriptor) [pid 483] close(14) = -1 EBADF (Bad file descriptor) [pid 483] close(15) = -1 EBADF (Bad file descriptor) [pid 483] close(16) = -1 EBADF (Bad file descriptor) [pid 483] close(17) = -1 EBADF (Bad file descriptor) [pid 483] close(18) = -1 EBADF (Bad file descriptor) [pid 483] close(19) = -1 EBADF (Bad file descriptor) [pid 483] close(20) = -1 EBADF (Bad file descriptor) [pid 483] close(21) = -1 EBADF (Bad file descriptor) [pid 483] close(22) = -1 EBADF (Bad file descriptor) [pid 483] close(23) = -1 EBADF (Bad file descriptor) [pid 483] close(24) = -1 EBADF (Bad file descriptor) [pid 483] close(25) = -1 EBADF (Bad file descriptor) [pid 483] close(26) = -1 EBADF (Bad file descriptor) [pid 483] close(27) = -1 EBADF (Bad file descriptor) [pid 483] close(28) = -1 EBADF (Bad file descriptor) [pid 483] close(29) = -1 EBADF (Bad file descriptor) [pid 483] exit_group(0) = ? [pid 483] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./184", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./184/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./184/binderfs") = 0 [pid 298] umount2("./184/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./184/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./184/cgroup.net") = 0 [pid 298] umount2("./184/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./184/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./184/cgroup.cpu") = 0 [pid 298] umount2("./184/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./184/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./184/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./184") = 0 [pid 298] mkdir("./185", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 484 attached [pid 484] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 187 [pid 484] <... set_robust_list resumed>) = 0 [pid 484] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 484] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 484] chdir("./185") = 0 [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 484] setpgid(0, 0) = 0 [pid 484] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 484] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 484] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 484] write(3, "1000", 4) = 4 [pid 484] close(3) = 0 [pid 484] symlink("/dev/binderfs", "./binderfs") = 0 [pid 484] write(1, "executing program\n", 18) = 18 executing program [pid 484] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 484] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 484] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 484] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 484] close(3) = 0 [pid 484] close(4) = 0 [pid 484] close(5) = -1 EBADF (Bad file descriptor) [pid 484] close(6) = -1 EBADF (Bad file descriptor) [pid 484] close(7) = -1 EBADF (Bad file descriptor) [pid 484] close(8) = -1 EBADF (Bad file descriptor) [pid 484] close(9) = -1 EBADF (Bad file descriptor) [pid 484] close(10) = -1 EBADF (Bad file descriptor) [pid 484] close(11) = -1 EBADF (Bad file descriptor) [pid 484] close(12) = -1 EBADF (Bad file descriptor) [pid 484] close(13) = -1 EBADF (Bad file descriptor) [pid 484] close(14) = -1 EBADF (Bad file descriptor) [pid 484] close(15) = -1 EBADF (Bad file descriptor) [pid 484] close(16) = -1 EBADF (Bad file descriptor) [pid 484] close(17) = -1 EBADF (Bad file descriptor) [pid 484] close(18) = -1 EBADF (Bad file descriptor) [pid 484] close(19) = -1 EBADF (Bad file descriptor) [pid 484] close(20) = -1 EBADF (Bad file descriptor) [pid 484] close(21) = -1 EBADF (Bad file descriptor) [pid 484] close(22) = -1 EBADF (Bad file descriptor) [pid 484] close(23) = -1 EBADF (Bad file descriptor) [pid 484] close(24) = -1 EBADF (Bad file descriptor) [pid 484] close(25) = -1 EBADF (Bad file descriptor) [pid 484] close(26) = -1 EBADF (Bad file descriptor) [pid 484] close(27) = -1 EBADF (Bad file descriptor) [pid 484] close(28) = -1 EBADF (Bad file descriptor) [pid 484] close(29) = -1 EBADF (Bad file descriptor) [pid 484] exit_group(0) = ? [pid 484] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./185", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./185/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./185/binderfs") = 0 [pid 298] umount2("./185/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./185/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./185/cgroup.net") = 0 [pid 298] umount2("./185/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./185/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./185/cgroup.cpu") = 0 [pid 298] umount2("./185/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./185/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./185/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./185") = 0 [pid 298] mkdir("./186", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 485 attached , child_tidptr=0x555574184750) = 188 [pid 485] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 485] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] chdir("./186") = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 485] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 485] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 485] write(1, "executing program\n", 18) = 18 [pid 485] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 485] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 485] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 485] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 485] close(3) = 0 [pid 485] close(4) = 0 [pid 485] close(5) = -1 EBADF (Bad file descriptor) [pid 485] close(6) = -1 EBADF (Bad file descriptor) [pid 485] close(7) = -1 EBADF (Bad file descriptor) [pid 485] close(8) = -1 EBADF (Bad file descriptor) [pid 485] close(9) = -1 EBADF (Bad file descriptor) [pid 485] close(10) = -1 EBADF (Bad file descriptor) [pid 485] close(11) = -1 EBADF (Bad file descriptor) [pid 485] close(12) = -1 EBADF (Bad file descriptor) [pid 485] close(13) = -1 EBADF (Bad file descriptor) [pid 485] close(14) = -1 EBADF (Bad file descriptor) [pid 485] close(15) = -1 EBADF (Bad file descriptor) [pid 485] close(16) = -1 EBADF (Bad file descriptor) [pid 485] close(17) = -1 EBADF (Bad file descriptor) [pid 485] close(18) = -1 EBADF (Bad file descriptor) [pid 485] close(19) = -1 EBADF (Bad file descriptor) [pid 485] close(20) = -1 EBADF (Bad file descriptor) [pid 485] close(21) = -1 EBADF (Bad file descriptor) [pid 485] close(22) = -1 EBADF (Bad file descriptor) [pid 485] close(23) = -1 EBADF (Bad file descriptor) [pid 485] close(24) = -1 EBADF (Bad file descriptor) [pid 485] close(25) = -1 EBADF (Bad file descriptor) [pid 485] close(26) = -1 EBADF (Bad file descriptor) [pid 485] close(27) = -1 EBADF (Bad file descriptor) [pid 485] close(28) = -1 EBADF (Bad file descriptor) [pid 485] close(29) = -1 EBADF (Bad file descriptor) [pid 485] exit_group(0) = ? [pid 485] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./186", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./186/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./186/binderfs") = 0 [pid 298] umount2("./186/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./186/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./186/cgroup.net") = 0 [pid 298] umount2("./186/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./186/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./186/cgroup.cpu") = 0 [pid 298] umount2("./186/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./186/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./186/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./186") = 0 [pid 298] mkdir("./187", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 189 [pid 486] <... set_robust_list resumed>) = 0 [pid 486] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 486] chdir("./187" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 486] <... chdir resumed>) = 0 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 486] setpgid(0, 0) = 0 [pid 486] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 486] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 486] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3) = 0 [pid 486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 486] write(1, "executing program\n", 18) = 18 [pid 486] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 486] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 486] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 486] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 486] close(3) = 0 [pid 486] close(4) = 0 [pid 486] close(5) = -1 EBADF (Bad file descriptor) [pid 486] close(6) = -1 EBADF (Bad file descriptor) [pid 486] close(7) = -1 EBADF (Bad file descriptor) [pid 486] close(8) = -1 EBADF (Bad file descriptor) [pid 486] close(9) = -1 EBADF (Bad file descriptor) [pid 486] close(10) = -1 EBADF (Bad file descriptor) [pid 486] close(11) = -1 EBADF (Bad file descriptor) [pid 486] close(12) = -1 EBADF (Bad file descriptor) [pid 486] close(13) = -1 EBADF (Bad file descriptor) [pid 486] close(14) = -1 EBADF (Bad file descriptor) [pid 486] close(15) = -1 EBADF (Bad file descriptor) [pid 486] close(16) = -1 EBADF (Bad file descriptor) [pid 486] close(17) = -1 EBADF (Bad file descriptor) [pid 486] close(18) = -1 EBADF (Bad file descriptor) [pid 486] close(19) = -1 EBADF (Bad file descriptor) [pid 486] close(20) = -1 EBADF (Bad file descriptor) [pid 486] close(21) = -1 EBADF (Bad file descriptor) [pid 486] close(22) = -1 EBADF (Bad file descriptor) [pid 486] close(23) = -1 EBADF (Bad file descriptor) [pid 486] close(24) = -1 EBADF (Bad file descriptor) [pid 486] close(25) = -1 EBADF (Bad file descriptor) [pid 486] close(26) = -1 EBADF (Bad file descriptor) [pid 486] close(27) = -1 EBADF (Bad file descriptor) [pid 486] close(28) = -1 EBADF (Bad file descriptor) [pid 486] close(29) = -1 EBADF (Bad file descriptor) [pid 486] exit_group(0) = ? [pid 486] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./187", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./187/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./187/binderfs") = 0 [pid 298] umount2("./187/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./187/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./187/cgroup.net") = 0 [pid 298] umount2("./187/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./187/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./187/cgroup.cpu") = 0 [pid 298] umount2("./187/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./187/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./187/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./187") = 0 [pid 298] mkdir("./188", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 190 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 487 attached , NULL, 8) = 0 [pid 487] set_robust_list(0x555574184760, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] chdir("./188") = 0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 487] setpgid(0, 0) = 0 [pid 487] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 487] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 487] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 487] write(3, "1000", 4) = 4 [pid 487] close(3) = 0 [pid 487] symlink("/dev/binderfs", "./binderfs") = 0 [pid 487] write(1, "executing program\n", 18) = 18 executing program [pid 487] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 487] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 487] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 487] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 487] close(3) = 0 [pid 487] close(4) = 0 [pid 487] close(5) = -1 EBADF (Bad file descriptor) [pid 487] close(6) = -1 EBADF (Bad file descriptor) [pid 487] close(7) = -1 EBADF (Bad file descriptor) [pid 487] close(8) = -1 EBADF (Bad file descriptor) [pid 487] close(9) = -1 EBADF (Bad file descriptor) [pid 487] close(10) = -1 EBADF (Bad file descriptor) [pid 487] close(11) = -1 EBADF (Bad file descriptor) [pid 487] close(12) = -1 EBADF (Bad file descriptor) [pid 487] close(13) = -1 EBADF (Bad file descriptor) [pid 487] close(14) = -1 EBADF (Bad file descriptor) [pid 487] close(15) = -1 EBADF (Bad file descriptor) [pid 487] close(16) = -1 EBADF (Bad file descriptor) [pid 487] close(17) = -1 EBADF (Bad file descriptor) [pid 487] close(18) = -1 EBADF (Bad file descriptor) [pid 487] close(19) = -1 EBADF (Bad file descriptor) [pid 487] close(20) = -1 EBADF (Bad file descriptor) [pid 487] close(21) = -1 EBADF (Bad file descriptor) [pid 487] close(22) = -1 EBADF (Bad file descriptor) [pid 487] close(23) = -1 EBADF (Bad file descriptor) [pid 487] close(24) = -1 EBADF (Bad file descriptor) [pid 487] close(25) = -1 EBADF (Bad file descriptor) [pid 487] close(26) = -1 EBADF (Bad file descriptor) [pid 487] close(27) = -1 EBADF (Bad file descriptor) [pid 487] close(28) = -1 EBADF (Bad file descriptor) [pid 487] close(29) = -1 EBADF (Bad file descriptor) [pid 487] exit_group(0) = ? [pid 487] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./188", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./188/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./188/binderfs") = 0 [pid 298] umount2("./188/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./188/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./188/cgroup.net") = 0 [pid 298] umount2("./188/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./188/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./188/cgroup.cpu") = 0 [pid 298] umount2("./188/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./188/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./188/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./188") = 0 [pid 298] mkdir("./189", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 191 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] chdir("./189" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 488] <... chdir resumed>) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 488] <... prctl resumed>) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 488] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 488] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 488] close(3) = 0 [pid 488] symlink("/dev/binderfs", "./binderfs") = 0 [pid 488] write(1, "executing program\n", 18) = 18 executing program [pid 488] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 488] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 488] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 488] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 488] close(3) = 0 [pid 488] close(4) = 0 [pid 488] close(5) = -1 EBADF (Bad file descriptor) [pid 488] close(6) = -1 EBADF (Bad file descriptor) [pid 488] close(7) = -1 EBADF (Bad file descriptor) [pid 488] close(8) = -1 EBADF (Bad file descriptor) [pid 488] close(9) = -1 EBADF (Bad file descriptor) [pid 488] close(10) = -1 EBADF (Bad file descriptor) [pid 488] close(11) = -1 EBADF (Bad file descriptor) [pid 488] close(12) = -1 EBADF (Bad file descriptor) [pid 488] close(13) = -1 EBADF (Bad file descriptor) [pid 488] close(14) = -1 EBADF (Bad file descriptor) [pid 488] close(15) = -1 EBADF (Bad file descriptor) [pid 488] close(16) = -1 EBADF (Bad file descriptor) [pid 488] close(17) = -1 EBADF (Bad file descriptor) [pid 488] close(18) = -1 EBADF (Bad file descriptor) [pid 488] close(19) = -1 EBADF (Bad file descriptor) [pid 488] close(20) = -1 EBADF (Bad file descriptor) [pid 488] close(21) = -1 EBADF (Bad file descriptor) [pid 488] close(22) = -1 EBADF (Bad file descriptor) [pid 488] close(23) = -1 EBADF (Bad file descriptor) [pid 488] close(24) = -1 EBADF (Bad file descriptor) [pid 488] close(25) = -1 EBADF (Bad file descriptor) [pid 488] close(26) = -1 EBADF (Bad file descriptor) [pid 488] close(27) = -1 EBADF (Bad file descriptor) [pid 488] close(28) = -1 EBADF (Bad file descriptor) [pid 488] close(29) = -1 EBADF (Bad file descriptor) [pid 488] exit_group(0) = ? [pid 488] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./189", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./189/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./189/binderfs") = 0 [pid 298] umount2("./189/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./189/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./189/cgroup.net") = 0 [pid 298] umount2("./189/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./189/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./189/cgroup.cpu") = 0 [pid 298] umount2("./189/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./189/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./189/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./189") = 0 [pid 298] mkdir("./190", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 489 attached , child_tidptr=0x555574184750) = 192 [pid 489] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 489] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] chdir("./190") = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 489] setpgid(0, 0) = 0 [pid 489] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 489] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 489] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3) = 0 [pid 489] symlink("/dev/binderfs", "./binderfs") = 0 [pid 489] write(1, "executing program\n", 18) = 18 [pid 489] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 489] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 489] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 489] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 489] close(3) = 0 [pid 489] close(4) = 0 [pid 489] close(5) = -1 EBADF (Bad file descriptor) [pid 489] close(6) = -1 EBADF (Bad file descriptor) [pid 489] close(7) = -1 EBADF (Bad file descriptor) [pid 489] close(8) = -1 EBADF (Bad file descriptor) [pid 489] close(9) = -1 EBADF (Bad file descriptor) [pid 489] close(10) = -1 EBADF (Bad file descriptor) [pid 489] close(11) = -1 EBADF (Bad file descriptor) [pid 489] close(12) = -1 EBADF (Bad file descriptor) [pid 489] close(13) = -1 EBADF (Bad file descriptor) [pid 489] close(14) = -1 EBADF (Bad file descriptor) [pid 489] close(15) = -1 EBADF (Bad file descriptor) [pid 489] close(16) = -1 EBADF (Bad file descriptor) [pid 489] close(17) = -1 EBADF (Bad file descriptor) [pid 489] close(18) = -1 EBADF (Bad file descriptor) [pid 489] close(19) = -1 EBADF (Bad file descriptor) [pid 489] close(20) = -1 EBADF (Bad file descriptor) [pid 489] close(21) = -1 EBADF (Bad file descriptor) [pid 489] close(22) = -1 EBADF (Bad file descriptor) [pid 489] close(23) = -1 EBADF (Bad file descriptor) [pid 489] close(24) = -1 EBADF (Bad file descriptor) [pid 489] close(25) = -1 EBADF (Bad file descriptor) [pid 489] close(26) = -1 EBADF (Bad file descriptor) [pid 489] close(27) = -1 EBADF (Bad file descriptor) [pid 489] close(28) = -1 EBADF (Bad file descriptor) [pid 489] close(29) = -1 EBADF (Bad file descriptor) [pid 489] exit_group(0) = ? [pid 489] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./190", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./190/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./190/binderfs") = 0 [pid 298] umount2("./190/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./190/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./190/cgroup.net") = 0 [pid 298] umount2("./190/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./190/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./190/cgroup.cpu") = 0 [pid 298] umount2("./190/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./190/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./190/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./190") = 0 [pid 298] mkdir("./191", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 490 attached [pid 490] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 193 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 490] chdir("./191" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 490] <... chdir resumed>) = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 490] setpgid(0, 0) = 0 [pid 490] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 490] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 490] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 490] write(3, "1000", 4) = 4 [pid 490] close(3) = 0 [pid 490] symlink("/dev/binderfs", "./binderfs") = 0 [pid 490] write(1, "executing program\n", 18) = 18 [pid 490] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 490] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 490] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 490] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 490] close(3) = 0 [pid 490] close(4) = 0 [pid 490] close(5) = -1 EBADF (Bad file descriptor) [pid 490] close(6) = -1 EBADF (Bad file descriptor) [pid 490] close(7) = -1 EBADF (Bad file descriptor) [pid 490] close(8) = -1 EBADF (Bad file descriptor) [pid 490] close(9) = -1 EBADF (Bad file descriptor) [pid 490] close(10) = -1 EBADF (Bad file descriptor) [pid 490] close(11) = -1 EBADF (Bad file descriptor) [pid 490] close(12) = -1 EBADF (Bad file descriptor) [pid 490] close(13) = -1 EBADF (Bad file descriptor) [pid 490] close(14) = -1 EBADF (Bad file descriptor) [pid 490] close(15) = -1 EBADF (Bad file descriptor) [pid 490] close(16) = -1 EBADF (Bad file descriptor) [pid 490] close(17) = -1 EBADF (Bad file descriptor) [pid 490] close(18) = -1 EBADF (Bad file descriptor) [pid 490] close(19) = -1 EBADF (Bad file descriptor) [pid 490] close(20) = -1 EBADF (Bad file descriptor) [pid 490] close(21) = -1 EBADF (Bad file descriptor) [pid 490] close(22) = -1 EBADF (Bad file descriptor) [pid 490] close(23) = -1 EBADF (Bad file descriptor) [pid 490] close(24) = -1 EBADF (Bad file descriptor) [pid 490] close(25) = -1 EBADF (Bad file descriptor) [pid 490] close(26) = -1 EBADF (Bad file descriptor) [pid 490] close(27) = -1 EBADF (Bad file descriptor) [pid 490] close(28) = -1 EBADF (Bad file descriptor) [pid 490] close(29) = -1 EBADF (Bad file descriptor) [pid 490] exit_group(0) = ? [pid 490] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./191", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./191/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./191/binderfs") = 0 [pid 298] umount2("./191/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./191/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./191/cgroup.net") = 0 [pid 298] umount2("./191/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./191/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./191/cgroup.cpu") = 0 [pid 298] umount2("./191/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./191/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./191/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./191") = 0 [pid 298] mkdir("./192", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 491 attached [pid 491] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 194 [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 491] chdir("./192") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 491] setpgid(0, 0) = 0 [pid 491] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 491] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 491] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 491] write(3, "1000", 4) = 4 [pid 491] close(3) = 0 [pid 491] symlink("/dev/binderfs", "./binderfs") = 0 [pid 491] write(1, "executing program\n", 18) = 18 executing program [pid 491] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 491] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 491] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 491] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 491] close(3) = 0 [pid 491] close(4) = 0 [pid 491] close(5) = -1 EBADF (Bad file descriptor) [pid 491] close(6) = -1 EBADF (Bad file descriptor) [pid 491] close(7) = -1 EBADF (Bad file descriptor) [pid 491] close(8) = -1 EBADF (Bad file descriptor) [pid 491] close(9) = -1 EBADF (Bad file descriptor) [pid 491] close(10) = -1 EBADF (Bad file descriptor) [pid 491] close(11) = -1 EBADF (Bad file descriptor) [pid 491] close(12) = -1 EBADF (Bad file descriptor) [pid 491] close(13) = -1 EBADF (Bad file descriptor) [pid 491] close(14) = -1 EBADF (Bad file descriptor) [pid 491] close(15) = -1 EBADF (Bad file descriptor) [pid 491] close(16) = -1 EBADF (Bad file descriptor) [pid 491] close(17) = -1 EBADF (Bad file descriptor) [pid 491] close(18) = -1 EBADF (Bad file descriptor) [pid 491] close(19) = -1 EBADF (Bad file descriptor) [pid 491] close(20) = -1 EBADF (Bad file descriptor) [pid 491] close(21) = -1 EBADF (Bad file descriptor) [pid 491] close(22) = -1 EBADF (Bad file descriptor) [pid 491] close(23) = -1 EBADF (Bad file descriptor) [pid 491] close(24) = -1 EBADF (Bad file descriptor) [pid 491] close(25) = -1 EBADF (Bad file descriptor) [pid 491] close(26) = -1 EBADF (Bad file descriptor) [pid 491] close(27) = -1 EBADF (Bad file descriptor) [pid 491] close(28) = -1 EBADF (Bad file descriptor) [pid 491] close(29) = -1 EBADF (Bad file descriptor) [pid 491] exit_group(0) = ? [pid 491] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./192", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./192/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./192/binderfs") = 0 [pid 298] umount2("./192/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./192/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./192/cgroup.net") = 0 [pid 298] umount2("./192/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./192/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./192/cgroup.cpu") = 0 [pid 298] umount2("./192/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./192/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./192/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./192") = 0 [pid 298] mkdir("./193", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 195 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 492] chdir("./193" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 492] <... chdir resumed>) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0) = 0 [pid 492] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 492] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 492] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [pid 492] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 492] write(1, "executing program\n", 18) = 18 [pid 492] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 492] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 492] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 492] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 492] close(3) = 0 [pid 492] close(4) = 0 [pid 492] close(5) = -1 EBADF (Bad file descriptor) [pid 492] close(6) = -1 EBADF (Bad file descriptor) [pid 492] close(7) = -1 EBADF (Bad file descriptor) [pid 492] close(8) = -1 EBADF (Bad file descriptor) [pid 492] close(9) = -1 EBADF (Bad file descriptor) [pid 492] close(10) = -1 EBADF (Bad file descriptor) [pid 492] close(11) = -1 EBADF (Bad file descriptor) [pid 492] close(12) = -1 EBADF (Bad file descriptor) [pid 492] close(13) = -1 EBADF (Bad file descriptor) [pid 492] close(14) = -1 EBADF (Bad file descriptor) [pid 492] close(15) = -1 EBADF (Bad file descriptor) [pid 492] close(16) = -1 EBADF (Bad file descriptor) [pid 492] close(17) = -1 EBADF (Bad file descriptor) [pid 492] close(18) = -1 EBADF (Bad file descriptor) [pid 492] close(19) = -1 EBADF (Bad file descriptor) [pid 492] close(20) = -1 EBADF (Bad file descriptor) [pid 492] close(21) = -1 EBADF (Bad file descriptor) [pid 492] close(22) = -1 EBADF (Bad file descriptor) [pid 492] close(23) = -1 EBADF (Bad file descriptor) [pid 492] close(24) = -1 EBADF (Bad file descriptor) [pid 492] close(25) = -1 EBADF (Bad file descriptor) [pid 492] close(26) = -1 EBADF (Bad file descriptor) [pid 492] close(27) = -1 EBADF (Bad file descriptor) [pid 492] close(28) = -1 EBADF (Bad file descriptor) [pid 492] close(29) = -1 EBADF (Bad file descriptor) [pid 492] exit_group(0) = ? [pid 492] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./193", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./193/binderfs") = 0 [pid 298] umount2("./193/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./193/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./193/cgroup.net") = 0 [pid 298] umount2("./193/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./193/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./193/cgroup.cpu") = 0 [pid 298] umount2("./193/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./193/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./193/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./193") = 0 [pid 298] mkdir("./194", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 493 attached [pid 493] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 196 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 493] chdir("./194") = 0 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 493] setpgid(0, 0) = 0 [pid 493] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 493] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 493] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 493] write(3, "1000", 4) = 4 [pid 493] close(3) = 0 [pid 493] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 493] write(1, "executing program\n", 18) = 18 [pid 493] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 493] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 493] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 493] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 493] close(3) = 0 [pid 493] close(4) = 0 [pid 493] close(5) = -1 EBADF (Bad file descriptor) [pid 493] close(6) = -1 EBADF (Bad file descriptor) [pid 493] close(7) = -1 EBADF (Bad file descriptor) [pid 493] close(8) = -1 EBADF (Bad file descriptor) [pid 493] close(9) = -1 EBADF (Bad file descriptor) [pid 493] close(10) = -1 EBADF (Bad file descriptor) [pid 493] close(11) = -1 EBADF (Bad file descriptor) [pid 493] close(12) = -1 EBADF (Bad file descriptor) [pid 493] close(13) = -1 EBADF (Bad file descriptor) [pid 493] close(14) = -1 EBADF (Bad file descriptor) [pid 493] close(15) = -1 EBADF (Bad file descriptor) [pid 493] close(16) = -1 EBADF (Bad file descriptor) [pid 493] close(17) = -1 EBADF (Bad file descriptor) [pid 493] close(18) = -1 EBADF (Bad file descriptor) [pid 493] close(19) = -1 EBADF (Bad file descriptor) [pid 493] close(20) = -1 EBADF (Bad file descriptor) [pid 493] close(21) = -1 EBADF (Bad file descriptor) [pid 493] close(22) = -1 EBADF (Bad file descriptor) [pid 493] close(23) = -1 EBADF (Bad file descriptor) [pid 493] close(24) = -1 EBADF (Bad file descriptor) [pid 493] close(25) = -1 EBADF (Bad file descriptor) [pid 493] close(26) = -1 EBADF (Bad file descriptor) [pid 493] close(27) = -1 EBADF (Bad file descriptor) [pid 493] close(28) = -1 EBADF (Bad file descriptor) [pid 493] close(29) = -1 EBADF (Bad file descriptor) [pid 493] exit_group(0) = ? [pid 493] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./194", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./194/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./194/binderfs") = 0 [pid 298] umount2("./194/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./194/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./194/cgroup.net") = 0 [pid 298] umount2("./194/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./194/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./194/cgroup.cpu") = 0 [pid 298] umount2("./194/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./194/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./194/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./194") = 0 [pid 298] mkdir("./195", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 494 attached [pid 494] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 197 [pid 494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 494] chdir("./195") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 494] setpgid(0, 0) = 0 [pid 494] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 494] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 494] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 494] write(3, "1000", 4) = 4 [pid 494] close(3) = 0 [pid 494] symlink("/dev/binderfs", "./binderfs") = 0 [pid 494] write(1, "executing program\n", 18) = 18 executing program [pid 494] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 494] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 494] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 494] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 494] close(3) = 0 [pid 494] close(4) = 0 [pid 494] close(5) = -1 EBADF (Bad file descriptor) [pid 494] close(6) = -1 EBADF (Bad file descriptor) [pid 494] close(7) = -1 EBADF (Bad file descriptor) [pid 494] close(8) = -1 EBADF (Bad file descriptor) [pid 494] close(9) = -1 EBADF (Bad file descriptor) [pid 494] close(10) = -1 EBADF (Bad file descriptor) [pid 494] close(11) = -1 EBADF (Bad file descriptor) [pid 494] close(12) = -1 EBADF (Bad file descriptor) [pid 494] close(13) = -1 EBADF (Bad file descriptor) [pid 494] close(14) = -1 EBADF (Bad file descriptor) [pid 494] close(15) = -1 EBADF (Bad file descriptor) [pid 494] close(16) = -1 EBADF (Bad file descriptor) [pid 494] close(17) = -1 EBADF (Bad file descriptor) [pid 494] close(18) = -1 EBADF (Bad file descriptor) [pid 494] close(19) = -1 EBADF (Bad file descriptor) [pid 494] close(20) = -1 EBADF (Bad file descriptor) [pid 494] close(21) = -1 EBADF (Bad file descriptor) [pid 494] close(22) = -1 EBADF (Bad file descriptor) [pid 494] close(23) = -1 EBADF (Bad file descriptor) [pid 494] close(24) = -1 EBADF (Bad file descriptor) [pid 494] close(25) = -1 EBADF (Bad file descriptor) [pid 494] close(26) = -1 EBADF (Bad file descriptor) [pid 494] close(27) = -1 EBADF (Bad file descriptor) [pid 494] close(28) = -1 EBADF (Bad file descriptor) [pid 494] close(29) = -1 EBADF (Bad file descriptor) [pid 494] exit_group(0) = ? [pid 494] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./195", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./195/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./195/binderfs") = 0 [pid 298] umount2("./195/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./195/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./195/cgroup.net") = 0 [pid 298] umount2("./195/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./195/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./195/cgroup.cpu") = 0 [pid 298] umount2("./195/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./195/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./195/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./195") = 0 [pid 298] mkdir("./196", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 495 attached [pid 495] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 198 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 495] chdir("./196") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 495] setpgid(0, 0) = 0 [pid 495] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 495] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 495] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 495] write(3, "1000", 4) = 4 [pid 495] close(3) = 0 [pid 495] symlink("/dev/binderfs", "./binderfs") = 0 [pid 495] write(1, "executing program\n", 18) = 18 executing program [pid 495] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 495] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 495] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 495] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 495] close(3) = 0 [pid 495] close(4) = 0 [pid 495] close(5) = -1 EBADF (Bad file descriptor) [pid 495] close(6) = -1 EBADF (Bad file descriptor) [pid 495] close(7) = -1 EBADF (Bad file descriptor) [pid 495] close(8) = -1 EBADF (Bad file descriptor) [pid 495] close(9) = -1 EBADF (Bad file descriptor) [pid 495] close(10) = -1 EBADF (Bad file descriptor) [pid 495] close(11) = -1 EBADF (Bad file descriptor) [pid 495] close(12) = -1 EBADF (Bad file descriptor) [pid 495] close(13) = -1 EBADF (Bad file descriptor) [pid 495] close(14) = -1 EBADF (Bad file descriptor) [pid 495] close(15) = -1 EBADF (Bad file descriptor) [pid 495] close(16) = -1 EBADF (Bad file descriptor) [pid 495] close(17) = -1 EBADF (Bad file descriptor) [pid 495] close(18) = -1 EBADF (Bad file descriptor) [pid 495] close(19) = -1 EBADF (Bad file descriptor) [pid 495] close(20) = -1 EBADF (Bad file descriptor) [pid 495] close(21) = -1 EBADF (Bad file descriptor) [pid 495] close(22) = -1 EBADF (Bad file descriptor) [pid 495] close(23) = -1 EBADF (Bad file descriptor) [pid 495] close(24) = -1 EBADF (Bad file descriptor) [pid 495] close(25) = -1 EBADF (Bad file descriptor) [pid 495] close(26) = -1 EBADF (Bad file descriptor) [pid 495] close(27) = -1 EBADF (Bad file descriptor) [pid 495] close(28) = -1 EBADF (Bad file descriptor) [pid 495] close(29) = -1 EBADF (Bad file descriptor) [pid 495] exit_group(0) = ? [pid 495] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./196", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./196/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./196/binderfs") = 0 [pid 298] umount2("./196/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./196/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./196/cgroup.net") = 0 [pid 298] umount2("./196/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./196/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./196/cgroup.cpu") = 0 [pid 298] umount2("./196/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./196/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./196/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./196") = 0 [pid 298] mkdir("./197", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 496 attached [pid 496] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 199 [pid 496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 496] chdir("./197") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] setpgid(0, 0) = 0 [pid 496] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 496] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 496] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [pid 496] symlink("/dev/binderfs", "./binderfs") = 0 [pid 496] write(1, "executing program\n", 18) = 18 executing program [pid 496] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 496] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 496] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 496] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 496] close(3) = 0 [pid 496] close(4) = 0 [pid 496] close(5) = -1 EBADF (Bad file descriptor) [pid 496] close(6) = -1 EBADF (Bad file descriptor) [pid 496] close(7) = -1 EBADF (Bad file descriptor) [pid 496] close(8) = -1 EBADF (Bad file descriptor) [pid 496] close(9) = -1 EBADF (Bad file descriptor) [pid 496] close(10) = -1 EBADF (Bad file descriptor) [pid 496] close(11) = -1 EBADF (Bad file descriptor) [pid 496] close(12) = -1 EBADF (Bad file descriptor) [pid 496] close(13) = -1 EBADF (Bad file descriptor) [pid 496] close(14) = -1 EBADF (Bad file descriptor) [pid 496] close(15) = -1 EBADF (Bad file descriptor) [pid 496] close(16) = -1 EBADF (Bad file descriptor) [pid 496] close(17) = -1 EBADF (Bad file descriptor) [pid 496] close(18) = -1 EBADF (Bad file descriptor) [pid 496] close(19) = -1 EBADF (Bad file descriptor) [pid 496] close(20) = -1 EBADF (Bad file descriptor) [pid 496] close(21) = -1 EBADF (Bad file descriptor) [pid 496] close(22) = -1 EBADF (Bad file descriptor) [pid 496] close(23) = -1 EBADF (Bad file descriptor) [pid 496] close(24) = -1 EBADF (Bad file descriptor) [pid 496] close(25) = -1 EBADF (Bad file descriptor) [pid 496] close(26) = -1 EBADF (Bad file descriptor) [pid 496] close(27) = -1 EBADF (Bad file descriptor) [pid 496] close(28) = -1 EBADF (Bad file descriptor) [pid 496] close(29) = -1 EBADF (Bad file descriptor) [pid 496] exit_group(0) = ? [pid 496] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./197", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./197/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./197/binderfs") = 0 [pid 298] umount2("./197/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./197/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./197/cgroup.net") = 0 [pid 298] umount2("./197/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./197/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./197/cgroup.cpu") = 0 [pid 298] umount2("./197/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./197/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./197/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./197") = 0 [pid 298] mkdir("./198", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 497 attached [pid 497] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 200 [pid 497] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 497] chdir("./198" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 497] <... chdir resumed>) = 0 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 497] setpgid(0, 0) = 0 [pid 497] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 497] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 497] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 497] write(3, "1000", 4) = 4 [pid 497] close(3) = 0 [pid 497] symlink("/dev/binderfs", "./binderfs") = 0 [pid 497] write(1, "executing program\n", 18) = 18 executing program [pid 497] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 497] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 497] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 497] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 497] close(3) = 0 [pid 497] close(4) = 0 [pid 497] close(5) = -1 EBADF (Bad file descriptor) [pid 497] close(6) = -1 EBADF (Bad file descriptor) [pid 497] close(7) = -1 EBADF (Bad file descriptor) [pid 497] close(8) = -1 EBADF (Bad file descriptor) [pid 497] close(9) = -1 EBADF (Bad file descriptor) [pid 497] close(10) = -1 EBADF (Bad file descriptor) [pid 497] close(11) = -1 EBADF (Bad file descriptor) [pid 497] close(12) = -1 EBADF (Bad file descriptor) [pid 497] close(13) = -1 EBADF (Bad file descriptor) [pid 497] close(14) = -1 EBADF (Bad file descriptor) [pid 497] close(15) = -1 EBADF (Bad file descriptor) [pid 497] close(16) = -1 EBADF (Bad file descriptor) [pid 497] close(17) = -1 EBADF (Bad file descriptor) [pid 497] close(18) = -1 EBADF (Bad file descriptor) [pid 497] close(19) = -1 EBADF (Bad file descriptor) [pid 497] close(20) = -1 EBADF (Bad file descriptor) [pid 497] close(21) = -1 EBADF (Bad file descriptor) [pid 497] close(22) = -1 EBADF (Bad file descriptor) [pid 497] close(23) = -1 EBADF (Bad file descriptor) [pid 497] close(24) = -1 EBADF (Bad file descriptor) [pid 497] close(25) = -1 EBADF (Bad file descriptor) [pid 497] close(26) = -1 EBADF (Bad file descriptor) [pid 497] close(27) = -1 EBADF (Bad file descriptor) [pid 497] close(28) = -1 EBADF (Bad file descriptor) [pid 497] close(29) = -1 EBADF (Bad file descriptor) [pid 497] exit_group(0) = ? [pid 497] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./198", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./198/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./198/binderfs") = 0 [pid 298] umount2("./198/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./198/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./198/cgroup.net") = 0 [pid 298] umount2("./198/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./198/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./198/cgroup.cpu") = 0 [pid 298] umount2("./198/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./198/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./198/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./198") = 0 [pid 298] mkdir("./199", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 201 [pid 498] <... set_robust_list resumed>) = 0 [pid 498] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 498] chdir("./199" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 498] <... chdir resumed>) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 498] setpgid(0, 0) = 0 [pid 498] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 498] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 498] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 498] write(3, "1000", 4) = 4 [pid 498] close(3) = 0 [pid 498] symlink("/dev/binderfs", "./binderfs") = 0 [pid 498] write(1, "executing program\n", 18) = 18 executing program [pid 498] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 498] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 498] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 498] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 498] close(3) = 0 [pid 498] close(4) = 0 [pid 498] close(5) = -1 EBADF (Bad file descriptor) [pid 498] close(6) = -1 EBADF (Bad file descriptor) [pid 498] close(7) = -1 EBADF (Bad file descriptor) [pid 498] close(8) = -1 EBADF (Bad file descriptor) [pid 498] close(9) = -1 EBADF (Bad file descriptor) [pid 498] close(10) = -1 EBADF (Bad file descriptor) [pid 498] close(11) = -1 EBADF (Bad file descriptor) [pid 498] close(12) = -1 EBADF (Bad file descriptor) [pid 498] close(13) = -1 EBADF (Bad file descriptor) [pid 498] close(14) = -1 EBADF (Bad file descriptor) [pid 498] close(15) = -1 EBADF (Bad file descriptor) [pid 498] close(16) = -1 EBADF (Bad file descriptor) [pid 498] close(17) = -1 EBADF (Bad file descriptor) [pid 498] close(18) = -1 EBADF (Bad file descriptor) [pid 498] close(19) = -1 EBADF (Bad file descriptor) [pid 498] close(20) = -1 EBADF (Bad file descriptor) [pid 498] close(21) = -1 EBADF (Bad file descriptor) [pid 498] close(22) = -1 EBADF (Bad file descriptor) [pid 498] close(23) = -1 EBADF (Bad file descriptor) [pid 498] close(24) = -1 EBADF (Bad file descriptor) [pid 498] close(25) = -1 EBADF (Bad file descriptor) [pid 498] close(26) = -1 EBADF (Bad file descriptor) [pid 498] close(27) = -1 EBADF (Bad file descriptor) [pid 498] close(28) = -1 EBADF (Bad file descriptor) [pid 498] close(29) = -1 EBADF (Bad file descriptor) [pid 498] exit_group(0) = ? [pid 498] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./199", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./199/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./199/binderfs") = 0 [pid 298] umount2("./199/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./199/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./199/cgroup.net") = 0 [pid 298] umount2("./199/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./199/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./199/cgroup.cpu") = 0 [pid 298] umount2("./199/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./199/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./199/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./199") = 0 [pid 298] mkdir("./200", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 499 attached [pid 499] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 202 [pid 499] <... set_robust_list resumed>) = 0 [pid 499] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 499] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 499] chdir("./200") = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 499] setpgid(0, 0) = 0 [pid 499] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 499] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 499] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 499] write(3, "1000", 4) = 4 [pid 499] close(3) = 0 [pid 499] symlink("/dev/binderfs", "./binderfs") = 0 [pid 499] write(1, "executing program\n", 18) = 18 executing program [pid 499] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 499] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 499] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 499] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 499] close(3) = 0 [pid 499] close(4) = 0 [pid 499] close(5) = -1 EBADF (Bad file descriptor) [pid 499] close(6) = -1 EBADF (Bad file descriptor) [pid 499] close(7) = -1 EBADF (Bad file descriptor) [pid 499] close(8) = -1 EBADF (Bad file descriptor) [pid 499] close(9) = -1 EBADF (Bad file descriptor) [pid 499] close(10) = -1 EBADF (Bad file descriptor) [pid 499] close(11) = -1 EBADF (Bad file descriptor) [pid 499] close(12) = -1 EBADF (Bad file descriptor) [pid 499] close(13) = -1 EBADF (Bad file descriptor) [pid 499] close(14) = -1 EBADF (Bad file descriptor) [pid 499] close(15) = -1 EBADF (Bad file descriptor) [pid 499] close(16) = -1 EBADF (Bad file descriptor) [pid 499] close(17) = -1 EBADF (Bad file descriptor) [pid 499] close(18) = -1 EBADF (Bad file descriptor) [pid 499] close(19) = -1 EBADF (Bad file descriptor) [pid 499] close(20) = -1 EBADF (Bad file descriptor) [pid 499] close(21) = -1 EBADF (Bad file descriptor) [pid 499] close(22) = -1 EBADF (Bad file descriptor) [pid 499] close(23) = -1 EBADF (Bad file descriptor) [pid 499] close(24) = -1 EBADF (Bad file descriptor) [pid 499] close(25) = -1 EBADF (Bad file descriptor) [pid 499] close(26) = -1 EBADF (Bad file descriptor) [pid 499] close(27) = -1 EBADF (Bad file descriptor) [pid 499] close(28) = -1 EBADF (Bad file descriptor) [pid 499] close(29) = -1 EBADF (Bad file descriptor) [pid 499] exit_group(0) = ? [pid 499] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./200", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./200/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./200/binderfs") = 0 [pid 298] umount2("./200/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./200/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./200/cgroup.net") = 0 [pid 298] umount2("./200/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./200/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./200/cgroup.cpu") = 0 [pid 298] umount2("./200/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./200/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./200/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./200") = 0 [pid 298] mkdir("./201", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 500 attached [pid 500] set_robust_list(0x555574184760, 24) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 203 [pid 500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 500] chdir("./201") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 500] setpgid(0, 0) = 0 [pid 500] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 500] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 500] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 500] write(3, "1000", 4) = 4 [pid 500] close(3) = 0 [pid 500] symlink("/dev/binderfs", "./binderfs") = 0 [pid 500] write(1, "executing program\n", 18) = 18 executing program [pid 500] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 500] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 500] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 500] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 500] close(3) = 0 [pid 500] close(4) = 0 [pid 500] close(5) = -1 EBADF (Bad file descriptor) [pid 500] close(6) = -1 EBADF (Bad file descriptor) [pid 500] close(7) = -1 EBADF (Bad file descriptor) [pid 500] close(8) = -1 EBADF (Bad file descriptor) [pid 500] close(9) = -1 EBADF (Bad file descriptor) [pid 500] close(10) = -1 EBADF (Bad file descriptor) [pid 500] close(11) = -1 EBADF (Bad file descriptor) [pid 500] close(12) = -1 EBADF (Bad file descriptor) [pid 500] close(13) = -1 EBADF (Bad file descriptor) [pid 500] close(14) = -1 EBADF (Bad file descriptor) [pid 500] close(15) = -1 EBADF (Bad file descriptor) [pid 500] close(16) = -1 EBADF (Bad file descriptor) [pid 500] close(17) = -1 EBADF (Bad file descriptor) [pid 500] close(18) = -1 EBADF (Bad file descriptor) [pid 500] close(19) = -1 EBADF (Bad file descriptor) [pid 500] close(20) = -1 EBADF (Bad file descriptor) [pid 500] close(21) = -1 EBADF (Bad file descriptor) [pid 500] close(22) = -1 EBADF (Bad file descriptor) [pid 500] close(23) = -1 EBADF (Bad file descriptor) [pid 500] close(24) = -1 EBADF (Bad file descriptor) [pid 500] close(25) = -1 EBADF (Bad file descriptor) [pid 500] close(26) = -1 EBADF (Bad file descriptor) [pid 500] close(27) = -1 EBADF (Bad file descriptor) [pid 500] close(28) = -1 EBADF (Bad file descriptor) [pid 500] close(29) = -1 EBADF (Bad file descriptor) [pid 500] exit_group(0) = ? [pid 500] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./201", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./201/binderfs") = 0 [pid 298] umount2("./201/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./201/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./201/cgroup.net") = 0 [pid 298] umount2("./201/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./201/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./201/cgroup.cpu") = 0 [pid 298] umount2("./201/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./201/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./201/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./201") = 0 [pid 298] mkdir("./202", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 501 attached [pid 501] set_robust_list(0x555574184760, 24) = 0 [pid 501] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 204 [pid 501] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 501] chdir("./202") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 501] setpgid(0, 0) = 0 [pid 501] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 501] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 501] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 [pid 501] symlink("/dev/binderfs", "./binderfs") = 0 [pid 501] write(1, "executing program\n", 18) = 18 executing program [pid 501] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 501] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 501] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 501] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 501] close(3) = 0 [pid 501] close(4) = 0 [pid 501] close(5) = -1 EBADF (Bad file descriptor) [pid 501] close(6) = -1 EBADF (Bad file descriptor) [pid 501] close(7) = -1 EBADF (Bad file descriptor) [pid 501] close(8) = -1 EBADF (Bad file descriptor) [pid 501] close(9) = -1 EBADF (Bad file descriptor) [pid 501] close(10) = -1 EBADF (Bad file descriptor) [pid 501] close(11) = -1 EBADF (Bad file descriptor) [pid 501] close(12) = -1 EBADF (Bad file descriptor) [pid 501] close(13) = -1 EBADF (Bad file descriptor) [pid 501] close(14) = -1 EBADF (Bad file descriptor) [pid 501] close(15) = -1 EBADF (Bad file descriptor) [pid 501] close(16) = -1 EBADF (Bad file descriptor) [pid 501] close(17) = -1 EBADF (Bad file descriptor) [pid 501] close(18) = -1 EBADF (Bad file descriptor) [pid 501] close(19) = -1 EBADF (Bad file descriptor) [pid 501] close(20) = -1 EBADF (Bad file descriptor) [pid 501] close(21) = -1 EBADF (Bad file descriptor) [pid 501] close(22) = -1 EBADF (Bad file descriptor) [pid 501] close(23) = -1 EBADF (Bad file descriptor) [pid 501] close(24) = -1 EBADF (Bad file descriptor) [pid 501] close(25) = -1 EBADF (Bad file descriptor) [pid 501] close(26) = -1 EBADF (Bad file descriptor) [pid 501] close(27) = -1 EBADF (Bad file descriptor) [pid 501] close(28) = -1 EBADF (Bad file descriptor) [pid 501] close(29) = -1 EBADF (Bad file descriptor) [pid 501] exit_group(0) = ? [pid 501] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./202", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./202/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./202/binderfs") = 0 [pid 298] umount2("./202/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./202/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./202/cgroup.net") = 0 [pid 298] umount2("./202/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./202/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./202/cgroup.cpu") = 0 [pid 298] umount2("./202/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./202/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./202/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./202") = 0 [pid 298] mkdir("./203", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 205 ci2-android-5-10/strace-static-x86_64: Process 502 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] set_robust_list(0x555574184760, 24) = 0 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] chdir("./203") = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 502] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 502] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [pid 502] symlink("/dev/binderfs", "./binderfs") = 0 [pid 502] write(1, "executing program\n", 18) = 18 executing program [pid 502] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 502] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 502] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 502] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 502] close(3) = 0 [pid 502] close(4) = 0 [pid 502] close(5) = -1 EBADF (Bad file descriptor) [pid 502] close(6) = -1 EBADF (Bad file descriptor) [pid 502] close(7) = -1 EBADF (Bad file descriptor) [pid 502] close(8) = -1 EBADF (Bad file descriptor) [pid 502] close(9) = -1 EBADF (Bad file descriptor) [pid 502] close(10) = -1 EBADF (Bad file descriptor) [pid 502] close(11) = -1 EBADF (Bad file descriptor) [pid 502] close(12) = -1 EBADF (Bad file descriptor) [pid 502] close(13) = -1 EBADF (Bad file descriptor) [pid 502] close(14) = -1 EBADF (Bad file descriptor) [pid 502] close(15) = -1 EBADF (Bad file descriptor) [pid 502] close(16) = -1 EBADF (Bad file descriptor) [pid 502] close(17) = -1 EBADF (Bad file descriptor) [pid 502] close(18) = -1 EBADF (Bad file descriptor) [pid 502] close(19) = -1 EBADF (Bad file descriptor) [pid 502] close(20) = -1 EBADF (Bad file descriptor) [pid 502] close(21) = -1 EBADF (Bad file descriptor) [pid 502] close(22) = -1 EBADF (Bad file descriptor) [pid 502] close(23) = -1 EBADF (Bad file descriptor) [pid 502] close(24) = -1 EBADF (Bad file descriptor) [pid 502] close(25) = -1 EBADF (Bad file descriptor) [pid 502] close(26) = -1 EBADF (Bad file descriptor) [pid 502] close(27) = -1 EBADF (Bad file descriptor) [pid 502] close(28) = -1 EBADF (Bad file descriptor) [pid 502] close(29) = -1 EBADF (Bad file descriptor) [pid 502] exit_group(0) = ? [pid 502] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./203", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./203/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./203/binderfs") = 0 [pid 298] umount2("./203/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./203/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./203/cgroup.net") = 0 [pid 298] umount2("./203/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./203/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./203/cgroup.cpu") = 0 [pid 298] umount2("./203/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./203/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./203/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./203") = 0 [pid 298] mkdir("./204", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 503 attached [pid 503] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 206 [pid 503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 503] chdir("./204" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 503] <... chdir resumed>) = 0 [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 503] setpgid(0, 0) = 0 [pid 503] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 503] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 503] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 503] write(3, "1000", 4) = 4 [pid 503] close(3) = 0 [pid 503] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 503] write(1, "executing program\n", 18) = 18 [pid 503] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 503] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 503] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 503] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 503] close(3) = 0 [pid 503] close(4) = 0 [pid 503] close(5) = -1 EBADF (Bad file descriptor) [pid 503] close(6) = -1 EBADF (Bad file descriptor) [pid 503] close(7) = -1 EBADF (Bad file descriptor) [pid 503] close(8) = -1 EBADF (Bad file descriptor) [pid 503] close(9) = -1 EBADF (Bad file descriptor) [pid 503] close(10) = -1 EBADF (Bad file descriptor) [pid 503] close(11) = -1 EBADF (Bad file descriptor) [pid 503] close(12) = -1 EBADF (Bad file descriptor) [pid 503] close(13) = -1 EBADF (Bad file descriptor) [pid 503] close(14) = -1 EBADF (Bad file descriptor) [pid 503] close(15) = -1 EBADF (Bad file descriptor) [pid 503] close(16) = -1 EBADF (Bad file descriptor) [pid 503] close(17) = -1 EBADF (Bad file descriptor) [pid 503] close(18) = -1 EBADF (Bad file descriptor) [pid 503] close(19) = -1 EBADF (Bad file descriptor) [pid 503] close(20) = -1 EBADF (Bad file descriptor) [pid 503] close(21) = -1 EBADF (Bad file descriptor) [pid 503] close(22) = -1 EBADF (Bad file descriptor) [pid 503] close(23) = -1 EBADF (Bad file descriptor) [pid 503] close(24) = -1 EBADF (Bad file descriptor) [pid 503] close(25) = -1 EBADF (Bad file descriptor) [pid 503] close(26) = -1 EBADF (Bad file descriptor) [pid 503] close(27) = -1 EBADF (Bad file descriptor) [pid 503] close(28) = -1 EBADF (Bad file descriptor) [pid 503] close(29) = -1 EBADF (Bad file descriptor) [pid 503] exit_group(0) = ? [pid 503] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./204", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./204/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./204/binderfs") = 0 [pid 298] umount2("./204/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./204/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./204/cgroup.net") = 0 [pid 298] umount2("./204/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./204/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./204/cgroup.cpu") = 0 [pid 298] umount2("./204/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./204/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./204/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./204") = 0 [pid 298] mkdir("./205", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 207 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] chdir("./205") = 0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0) = 0 [pid 504] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 504] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 504] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 504] write(3, "1000", 4) = 4 [pid 504] close(3) = 0 [pid 504] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 504] write(1, "executing program\n", 18) = 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 504] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 504] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 504] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 504] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 504] close(3) = 0 [pid 504] close(4) = 0 [pid 504] close(5) = -1 EBADF (Bad file descriptor) [pid 504] close(6) = -1 EBADF (Bad file descriptor) [pid 504] close(7) = -1 EBADF (Bad file descriptor) [pid 504] close(8) = -1 EBADF (Bad file descriptor) [pid 504] close(9) = -1 EBADF (Bad file descriptor) [pid 504] close(10) = -1 EBADF (Bad file descriptor) [pid 504] close(11) = -1 EBADF (Bad file descriptor) [pid 504] close(12) = -1 EBADF (Bad file descriptor) [pid 504] close(13) = -1 EBADF (Bad file descriptor) [pid 504] close(14) = -1 EBADF (Bad file descriptor) [pid 504] close(15) = -1 EBADF (Bad file descriptor) [pid 504] close(16) = -1 EBADF (Bad file descriptor) [pid 504] close(17) = -1 EBADF (Bad file descriptor) [pid 504] close(18) = -1 EBADF (Bad file descriptor) [pid 504] close(19) = -1 EBADF (Bad file descriptor) [pid 504] close(20) = -1 EBADF (Bad file descriptor) [pid 504] close(21) = -1 EBADF (Bad file descriptor) [pid 504] close(22) = -1 EBADF (Bad file descriptor) [pid 504] close(23) = -1 EBADF (Bad file descriptor) [pid 504] close(24) = -1 EBADF (Bad file descriptor) [pid 504] close(25) = -1 EBADF (Bad file descriptor) [pid 504] close(26) = -1 EBADF (Bad file descriptor) [pid 504] close(27) = -1 EBADF (Bad file descriptor) [pid 504] close(28) = -1 EBADF (Bad file descriptor) [pid 504] close(29) = -1 EBADF (Bad file descriptor) [pid 504] exit_group(0) = ? [pid 504] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./205", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./205/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./205/binderfs") = 0 [pid 298] umount2("./205/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./205/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./205/cgroup.net") = 0 [pid 298] umount2("./205/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./205/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./205/cgroup.cpu") = 0 [pid 298] umount2("./205/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./205/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./205/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./205") = 0 [pid 298] mkdir("./206", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 505 attached , child_tidptr=0x555574184750) = 208 [pid 505] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 505] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] chdir("./206") = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 505] setpgid(0, 0) = 0 [pid 505] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 505] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 505] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 505] write(3, "1000", 4) = 4 [pid 505] close(3) = 0 [pid 505] symlink("/dev/binderfs", "./binderfs") = 0 [pid 505] write(1, "executing program\n", 18) = 18 executing program [pid 505] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 505] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 505] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 505] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 505] close(3) = 0 [pid 505] close(4) = 0 [pid 505] close(5) = -1 EBADF (Bad file descriptor) [pid 505] close(6) = -1 EBADF (Bad file descriptor) [pid 505] close(7) = -1 EBADF (Bad file descriptor) [pid 505] close(8) = -1 EBADF (Bad file descriptor) [pid 505] close(9) = -1 EBADF (Bad file descriptor) [pid 505] close(10) = -1 EBADF (Bad file descriptor) [pid 505] close(11) = -1 EBADF (Bad file descriptor) [pid 505] close(12) = -1 EBADF (Bad file descriptor) [pid 505] close(13) = -1 EBADF (Bad file descriptor) [pid 505] close(14) = -1 EBADF (Bad file descriptor) [pid 505] close(15) = -1 EBADF (Bad file descriptor) [pid 505] close(16) = -1 EBADF (Bad file descriptor) [pid 505] close(17) = -1 EBADF (Bad file descriptor) [pid 505] close(18) = -1 EBADF (Bad file descriptor) [pid 505] close(19) = -1 EBADF (Bad file descriptor) [pid 505] close(20) = -1 EBADF (Bad file descriptor) [pid 505] close(21) = -1 EBADF (Bad file descriptor) [pid 505] close(22) = -1 EBADF (Bad file descriptor) [pid 505] close(23) = -1 EBADF (Bad file descriptor) [pid 505] close(24) = -1 EBADF (Bad file descriptor) [pid 505] close(25) = -1 EBADF (Bad file descriptor) [pid 505] close(26) = -1 EBADF (Bad file descriptor) [pid 505] close(27) = -1 EBADF (Bad file descriptor) [pid 505] close(28) = -1 EBADF (Bad file descriptor) [pid 505] close(29) = -1 EBADF (Bad file descriptor) [pid 505] exit_group(0) = ? [pid 505] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./206", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./206/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./206/binderfs") = 0 [pid 298] umount2("./206/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./206/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./206/cgroup.net") = 0 [pid 298] umount2("./206/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./206/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./206/cgroup.cpu") = 0 [pid 298] umount2("./206/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./206/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./206/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./206") = 0 [pid 298] mkdir("./207", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 209 ci2-android-5-10/strace-static-x86_64: Process 506 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 506] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 506] <... set_robust_list resumed>) = 0 [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 506] chdir("./207") = 0 [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 506] setpgid(0, 0) = 0 [pid 506] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 506] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 506] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 506] write(3, "1000", 4) = 4 [pid 506] close(3) = 0 [pid 506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 506] write(1, "executing program\n", 18) = 18 executing program [pid 506] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 506] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 506] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 506] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 506] close(3) = 0 [pid 506] close(4) = 0 [pid 506] close(5) = -1 EBADF (Bad file descriptor) [pid 506] close(6) = -1 EBADF (Bad file descriptor) [pid 506] close(7) = -1 EBADF (Bad file descriptor) [pid 506] close(8) = -1 EBADF (Bad file descriptor) [pid 506] close(9) = -1 EBADF (Bad file descriptor) [pid 506] close(10) = -1 EBADF (Bad file descriptor) [pid 506] close(11) = -1 EBADF (Bad file descriptor) [pid 506] close(12) = -1 EBADF (Bad file descriptor) [pid 506] close(13) = -1 EBADF (Bad file descriptor) [pid 506] close(14) = -1 EBADF (Bad file descriptor) [pid 506] close(15) = -1 EBADF (Bad file descriptor) [pid 506] close(16) = -1 EBADF (Bad file descriptor) [pid 506] close(17) = -1 EBADF (Bad file descriptor) [pid 506] close(18) = -1 EBADF (Bad file descriptor) [pid 506] close(19) = -1 EBADF (Bad file descriptor) [pid 506] close(20) = -1 EBADF (Bad file descriptor) [pid 506] close(21) = -1 EBADF (Bad file descriptor) [pid 506] close(22) = -1 EBADF (Bad file descriptor) [pid 506] close(23) = -1 EBADF (Bad file descriptor) [pid 506] close(24) = -1 EBADF (Bad file descriptor) [pid 506] close(25) = -1 EBADF (Bad file descriptor) [pid 506] close(26) = -1 EBADF (Bad file descriptor) [pid 506] close(27) = -1 EBADF (Bad file descriptor) [pid 506] close(28) = -1 EBADF (Bad file descriptor) [pid 506] close(29) = -1 EBADF (Bad file descriptor) [pid 506] exit_group(0) = ? [pid 506] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./207", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./207/binderfs") = 0 [pid 298] umount2("./207/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./207/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./207/cgroup.net") = 0 [pid 298] umount2("./207/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./207/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./207/cgroup.cpu") = 0 [pid 298] umount2("./207/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./207/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./207/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./207") = 0 [pid 298] mkdir("./208", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 507 attached , child_tidptr=0x555574184750) = 210 [pid 507] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 507] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] chdir("./208") = 0 [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 507] setpgid(0, 0) = 0 [pid 507] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 507] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 507] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 507] write(3, "1000", 4) = 4 [pid 507] close(3) = 0 [pid 507] symlink("/dev/binderfs", "./binderfs") = 0 [pid 507] write(1, "executing program\n", 18) = 18 [pid 507] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 507] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 507] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 507] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 507] close(3) = 0 [pid 507] close(4) = 0 [pid 507] close(5) = -1 EBADF (Bad file descriptor) [pid 507] close(6) = -1 EBADF (Bad file descriptor) [pid 507] close(7) = -1 EBADF (Bad file descriptor) [pid 507] close(8) = -1 EBADF (Bad file descriptor) [pid 507] close(9) = -1 EBADF (Bad file descriptor) [pid 507] close(10) = -1 EBADF (Bad file descriptor) [pid 507] close(11) = -1 EBADF (Bad file descriptor) [pid 507] close(12) = -1 EBADF (Bad file descriptor) [pid 507] close(13) = -1 EBADF (Bad file descriptor) [pid 507] close(14) = -1 EBADF (Bad file descriptor) [pid 507] close(15) = -1 EBADF (Bad file descriptor) [pid 507] close(16) = -1 EBADF (Bad file descriptor) [pid 507] close(17) = -1 EBADF (Bad file descriptor) [pid 507] close(18) = -1 EBADF (Bad file descriptor) [pid 507] close(19) = -1 EBADF (Bad file descriptor) [pid 507] close(20) = -1 EBADF (Bad file descriptor) [pid 507] close(21) = -1 EBADF (Bad file descriptor) [pid 507] close(22) = -1 EBADF (Bad file descriptor) [pid 507] close(23) = -1 EBADF (Bad file descriptor) [pid 507] close(24) = -1 EBADF (Bad file descriptor) [pid 507] close(25) = -1 EBADF (Bad file descriptor) [pid 507] close(26) = -1 EBADF (Bad file descriptor) [pid 507] close(27) = -1 EBADF (Bad file descriptor) [pid 507] close(28) = -1 EBADF (Bad file descriptor) [pid 507] close(29) = -1 EBADF (Bad file descriptor) [pid 507] exit_group(0) = ? [pid 507] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./208", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./208/binderfs") = 0 [pid 298] umount2("./208/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./208/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./208/cgroup.net") = 0 [pid 298] umount2("./208/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./208/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./208/cgroup.cpu") = 0 [pid 298] umount2("./208/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./208/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./208/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./208") = 0 [pid 298] mkdir("./209", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 508 attached , child_tidptr=0x555574184750) = 211 [pid 508] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 508] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 508] chdir("./209") = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 508] setpgid(0, 0) = 0 [pid 508] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 508] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 508] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 508] write(3, "1000", 4) = 4 [pid 508] close(3) = 0 [pid 508] symlink("/dev/binderfs", "./binderfs") = 0 [pid 508] write(1, "executing program\n", 18) = 18 [pid 508] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 508] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 508] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 508] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 508] close(3) = 0 [pid 508] close(4) = 0 [pid 508] close(5) = -1 EBADF (Bad file descriptor) [pid 508] close(6) = -1 EBADF (Bad file descriptor) [pid 508] close(7) = -1 EBADF (Bad file descriptor) [pid 508] close(8) = -1 EBADF (Bad file descriptor) [pid 508] close(9) = -1 EBADF (Bad file descriptor) [pid 508] close(10) = -1 EBADF (Bad file descriptor) [pid 508] close(11) = -1 EBADF (Bad file descriptor) [pid 508] close(12) = -1 EBADF (Bad file descriptor) [pid 508] close(13) = -1 EBADF (Bad file descriptor) [pid 508] close(14) = -1 EBADF (Bad file descriptor) [pid 508] close(15) = -1 EBADF (Bad file descriptor) [pid 508] close(16) = -1 EBADF (Bad file descriptor) [pid 508] close(17) = -1 EBADF (Bad file descriptor) [pid 508] close(18) = -1 EBADF (Bad file descriptor) [pid 508] close(19) = -1 EBADF (Bad file descriptor) [pid 508] close(20) = -1 EBADF (Bad file descriptor) [pid 508] close(21) = -1 EBADF (Bad file descriptor) [pid 508] close(22) = -1 EBADF (Bad file descriptor) [pid 508] close(23) = -1 EBADF (Bad file descriptor) [pid 508] close(24) = -1 EBADF (Bad file descriptor) [pid 508] close(25) = -1 EBADF (Bad file descriptor) [pid 508] close(26) = -1 EBADF (Bad file descriptor) [pid 508] close(27) = -1 EBADF (Bad file descriptor) [pid 508] close(28) = -1 EBADF (Bad file descriptor) [pid 508] close(29) = -1 EBADF (Bad file descriptor) [pid 508] exit_group(0) = ? [pid 508] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./209", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./209/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./209/binderfs") = 0 [pid 298] umount2("./209/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./209/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./209/cgroup.net") = 0 [pid 298] umount2("./209/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./209/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./209/cgroup.cpu") = 0 [pid 298] umount2("./209/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./209/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./209/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./209") = 0 [pid 298] mkdir("./210", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 509 attached [pid 509] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 212 [pid 509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 509] chdir("./210" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 509] <... chdir resumed>) = 0 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 509] setpgid(0, 0) = 0 [pid 509] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 509] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 509] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 509] write(3, "1000", 4) = 4 [pid 509] close(3) = 0 [pid 509] symlink("/dev/binderfs", "./binderfs") = 0 [pid 509] write(1, "executing program\n", 18) = 18 executing program [pid 509] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 509] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 509] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 509] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 509] close(3) = 0 [pid 509] close(4) = 0 [pid 509] close(5) = -1 EBADF (Bad file descriptor) [pid 509] close(6) = -1 EBADF (Bad file descriptor) [pid 509] close(7) = -1 EBADF (Bad file descriptor) [pid 509] close(8) = -1 EBADF (Bad file descriptor) [pid 509] close(9) = -1 EBADF (Bad file descriptor) [pid 509] close(10) = -1 EBADF (Bad file descriptor) [pid 509] close(11) = -1 EBADF (Bad file descriptor) [pid 509] close(12) = -1 EBADF (Bad file descriptor) [pid 509] close(13) = -1 EBADF (Bad file descriptor) [pid 509] close(14) = -1 EBADF (Bad file descriptor) [pid 509] close(15) = -1 EBADF (Bad file descriptor) [pid 509] close(16) = -1 EBADF (Bad file descriptor) [pid 509] close(17) = -1 EBADF (Bad file descriptor) [pid 509] close(18) = -1 EBADF (Bad file descriptor) [pid 509] close(19) = -1 EBADF (Bad file descriptor) [pid 509] close(20) = -1 EBADF (Bad file descriptor) [pid 509] close(21) = -1 EBADF (Bad file descriptor) [pid 509] close(22) = -1 EBADF (Bad file descriptor) [pid 509] close(23) = -1 EBADF (Bad file descriptor) [pid 509] close(24) = -1 EBADF (Bad file descriptor) [pid 509] close(25) = -1 EBADF (Bad file descriptor) [pid 509] close(26) = -1 EBADF (Bad file descriptor) [pid 509] close(27) = -1 EBADF (Bad file descriptor) [pid 509] close(28) = -1 EBADF (Bad file descriptor) [pid 509] close(29) = -1 EBADF (Bad file descriptor) [pid 509] exit_group(0) = ? [pid 509] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./210", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./210/binderfs") = 0 [pid 298] umount2("./210/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./210/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./210/cgroup.net") = 0 [pid 298] umount2("./210/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./210/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./210/cgroup.cpu") = 0 [pid 298] umount2("./210/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./210/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./210/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./210") = 0 [pid 298] mkdir("./211", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 510 attached [pid 510] set_robust_list(0x555574184760, 24) = 0 [pid 510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 213 [pid 510] chdir("./211") = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 510] setpgid(0, 0) = 0 [pid 510] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 510] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 510] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 510] write(3, "1000", 4) = 4 [pid 510] close(3) = 0 [pid 510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 510] write(1, "executing program\n", 18) = 18 [pid 510] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 510] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 510] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 510] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 510] close(3) = 0 [pid 510] close(4) = 0 [pid 510] close(5) = -1 EBADF (Bad file descriptor) [pid 510] close(6) = -1 EBADF (Bad file descriptor) [pid 510] close(7) = -1 EBADF (Bad file descriptor) [pid 510] close(8) = -1 EBADF (Bad file descriptor) [pid 510] close(9) = -1 EBADF (Bad file descriptor) [pid 510] close(10) = -1 EBADF (Bad file descriptor) [pid 510] close(11) = -1 EBADF (Bad file descriptor) [pid 510] close(12) = -1 EBADF (Bad file descriptor) [pid 510] close(13) = -1 EBADF (Bad file descriptor) [pid 510] close(14) = -1 EBADF (Bad file descriptor) [pid 510] close(15) = -1 EBADF (Bad file descriptor) [pid 510] close(16) = -1 EBADF (Bad file descriptor) [pid 510] close(17) = -1 EBADF (Bad file descriptor) [pid 510] close(18) = -1 EBADF (Bad file descriptor) [pid 510] close(19) = -1 EBADF (Bad file descriptor) [pid 510] close(20) = -1 EBADF (Bad file descriptor) [pid 510] close(21) = -1 EBADF (Bad file descriptor) [pid 510] close(22) = -1 EBADF (Bad file descriptor) [pid 510] close(23) = -1 EBADF (Bad file descriptor) [pid 510] close(24) = -1 EBADF (Bad file descriptor) [pid 510] close(25) = -1 EBADF (Bad file descriptor) [pid 510] close(26) = -1 EBADF (Bad file descriptor) [pid 510] close(27) = -1 EBADF (Bad file descriptor) [pid 510] close(28) = -1 EBADF (Bad file descriptor) [pid 510] close(29) = -1 EBADF (Bad file descriptor) [pid 510] exit_group(0) = ? [pid 510] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./211", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./211/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./211/binderfs") = 0 [pid 298] umount2("./211/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./211/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./211/cgroup.net") = 0 [pid 298] umount2("./211/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./211/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./211/cgroup.cpu") = 0 [pid 298] umount2("./211/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./211/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./211/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./211") = 0 [pid 298] mkdir("./212", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 511 attached , child_tidptr=0x555574184750) = 214 [pid 511] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 511] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 511] chdir("./212") = 0 [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 511] setpgid(0, 0) = 0 [pid 511] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 511] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 511] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 511] write(3, "1000", 4) = 4 [pid 511] close(3) = 0 [pid 511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 511] write(1, "executing program\n", 18) = 18 executing program [pid 511] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 511] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 511] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 511] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 511] close(3) = 0 [pid 511] close(4) = 0 [pid 511] close(5) = -1 EBADF (Bad file descriptor) [pid 511] close(6) = -1 EBADF (Bad file descriptor) [pid 511] close(7) = -1 EBADF (Bad file descriptor) [pid 511] close(8) = -1 EBADF (Bad file descriptor) [pid 511] close(9) = -1 EBADF (Bad file descriptor) [pid 511] close(10) = -1 EBADF (Bad file descriptor) [pid 511] close(11) = -1 EBADF (Bad file descriptor) [pid 511] close(12) = -1 EBADF (Bad file descriptor) [pid 511] close(13) = -1 EBADF (Bad file descriptor) [pid 511] close(14) = -1 EBADF (Bad file descriptor) [pid 511] close(15) = -1 EBADF (Bad file descriptor) [pid 511] close(16) = -1 EBADF (Bad file descriptor) [pid 511] close(17) = -1 EBADF (Bad file descriptor) [pid 511] close(18) = -1 EBADF (Bad file descriptor) [pid 511] close(19) = -1 EBADF (Bad file descriptor) [pid 511] close(20) = -1 EBADF (Bad file descriptor) [pid 511] close(21) = -1 EBADF (Bad file descriptor) [pid 511] close(22) = -1 EBADF (Bad file descriptor) [pid 511] close(23) = -1 EBADF (Bad file descriptor) [pid 511] close(24) = -1 EBADF (Bad file descriptor) [pid 511] close(25) = -1 EBADF (Bad file descriptor) [pid 511] close(26) = -1 EBADF (Bad file descriptor) [pid 511] close(27) = -1 EBADF (Bad file descriptor) [pid 511] close(28) = -1 EBADF (Bad file descriptor) [pid 511] close(29) = -1 EBADF (Bad file descriptor) [pid 511] exit_group(0) = ? [pid 511] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./212", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./212/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./212/binderfs") = 0 [pid 298] umount2("./212/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./212/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./212/cgroup.net") = 0 [pid 298] umount2("./212/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./212/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./212/cgroup.cpu") = 0 [pid 298] umount2("./212/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./212/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./212/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./212") = 0 [pid 298] mkdir("./213", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 215 [pid 512] <... set_robust_list resumed>) = 0 [pid 512] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 512] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 512] chdir("./213" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 512] <... chdir resumed>) = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] setpgid(0, 0) = 0 [pid 512] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 512] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 512] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 512] write(3, "1000", 4) = 4 [pid 512] close(3) = 0 [pid 512] symlink("/dev/binderfs", "./binderfs") = 0 [pid 512] write(1, "executing program\n", 18) = 18 executing program [pid 512] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 512] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 512] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 512] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 512] close(3) = 0 [pid 512] close(4) = 0 [pid 512] close(5) = -1 EBADF (Bad file descriptor) [pid 512] close(6) = -1 EBADF (Bad file descriptor) [pid 512] close(7) = -1 EBADF (Bad file descriptor) [pid 512] close(8) = -1 EBADF (Bad file descriptor) [pid 512] close(9) = -1 EBADF (Bad file descriptor) [pid 512] close(10) = -1 EBADF (Bad file descriptor) [pid 512] close(11) = -1 EBADF (Bad file descriptor) [pid 512] close(12) = -1 EBADF (Bad file descriptor) [pid 512] close(13) = -1 EBADF (Bad file descriptor) [pid 512] close(14) = -1 EBADF (Bad file descriptor) [pid 512] close(15) = -1 EBADF (Bad file descriptor) [pid 512] close(16) = -1 EBADF (Bad file descriptor) [pid 512] close(17) = -1 EBADF (Bad file descriptor) [pid 512] close(18) = -1 EBADF (Bad file descriptor) [pid 512] close(19) = -1 EBADF (Bad file descriptor) [pid 512] close(20) = -1 EBADF (Bad file descriptor) [pid 512] close(21) = -1 EBADF (Bad file descriptor) [pid 512] close(22) = -1 EBADF (Bad file descriptor) [pid 512] close(23) = -1 EBADF (Bad file descriptor) [pid 512] close(24) = -1 EBADF (Bad file descriptor) [pid 512] close(25) = -1 EBADF (Bad file descriptor) [pid 512] close(26) = -1 EBADF (Bad file descriptor) [pid 512] close(27) = -1 EBADF (Bad file descriptor) [pid 512] close(28) = -1 EBADF (Bad file descriptor) [pid 512] close(29) = -1 EBADF (Bad file descriptor) [pid 512] exit_group(0) = ? [pid 512] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./213", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./213/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./213/binderfs") = 0 [pid 298] umount2("./213/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./213/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./213/cgroup.net") = 0 [pid 298] umount2("./213/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./213/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./213/cgroup.cpu") = 0 [pid 298] umount2("./213/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./213/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./213/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./213") = 0 [pid 298] mkdir("./214", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 513 attached , child_tidptr=0x555574184750) = 216 [pid 513] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 513] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] chdir("./214") = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 513] setpgid(0, 0) = 0 [pid 513] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 513] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 513] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 513] write(3, "1000", 4) = 4 [pid 513] close(3) = 0 [pid 513] symlink("/dev/binderfs", "./binderfs") = 0 [pid 513] write(1, "executing program\n", 18) = 18 [pid 513] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 513] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 513] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 513] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 513] close(3) = 0 [pid 513] close(4) = 0 [pid 513] close(5) = -1 EBADF (Bad file descriptor) [pid 513] close(6) = -1 EBADF (Bad file descriptor) [pid 513] close(7) = -1 EBADF (Bad file descriptor) [pid 513] close(8) = -1 EBADF (Bad file descriptor) [pid 513] close(9) = -1 EBADF (Bad file descriptor) [pid 513] close(10) = -1 EBADF (Bad file descriptor) [pid 513] close(11) = -1 EBADF (Bad file descriptor) [pid 513] close(12) = -1 EBADF (Bad file descriptor) [pid 513] close(13) = -1 EBADF (Bad file descriptor) [pid 513] close(14) = -1 EBADF (Bad file descriptor) [pid 513] close(15) = -1 EBADF (Bad file descriptor) [pid 513] close(16) = -1 EBADF (Bad file descriptor) [pid 513] close(17) = -1 EBADF (Bad file descriptor) [pid 513] close(18) = -1 EBADF (Bad file descriptor) [pid 513] close(19) = -1 EBADF (Bad file descriptor) [pid 513] close(20) = -1 EBADF (Bad file descriptor) [pid 513] close(21) = -1 EBADF (Bad file descriptor) [pid 513] close(22) = -1 EBADF (Bad file descriptor) [pid 513] close(23) = -1 EBADF (Bad file descriptor) [pid 513] close(24) = -1 EBADF (Bad file descriptor) [pid 513] close(25) = -1 EBADF (Bad file descriptor) [pid 513] close(26) = -1 EBADF (Bad file descriptor) [pid 513] close(27) = -1 EBADF (Bad file descriptor) [pid 513] close(28) = -1 EBADF (Bad file descriptor) [pid 513] close(29) = -1 EBADF (Bad file descriptor) [pid 513] exit_group(0) = ? [pid 513] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./214", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./214/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./214/binderfs") = 0 [pid 298] umount2("./214/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./214/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./214/cgroup.net") = 0 [pid 298] umount2("./214/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./214/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./214/cgroup.cpu") = 0 [pid 298] umount2("./214/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./214/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./214/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./214") = 0 [pid 298] mkdir("./215", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 217 [pid 514] <... set_robust_list resumed>) = 0 [pid 514] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 514] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 514] chdir("./215" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 514] <... chdir resumed>) = 0 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 514] setpgid(0, 0) = 0 [pid 514] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 514] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 514] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 514] write(3, "1000", 4) = 4 [pid 514] close(3) = 0 [pid 514] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 514] write(1, "executing program\n", 18) = 18 [pid 514] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 514] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 514] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 514] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 514] close(3) = 0 [pid 514] close(4) = 0 [pid 514] close(5) = -1 EBADF (Bad file descriptor) [pid 514] close(6) = -1 EBADF (Bad file descriptor) [pid 514] close(7) = -1 EBADF (Bad file descriptor) [pid 514] close(8) = -1 EBADF (Bad file descriptor) [pid 514] close(9) = -1 EBADF (Bad file descriptor) [pid 514] close(10) = -1 EBADF (Bad file descriptor) [pid 514] close(11) = -1 EBADF (Bad file descriptor) [pid 514] close(12) = -1 EBADF (Bad file descriptor) [pid 514] close(13) = -1 EBADF (Bad file descriptor) [pid 514] close(14) = -1 EBADF (Bad file descriptor) [pid 514] close(15) = -1 EBADF (Bad file descriptor) [pid 514] close(16) = -1 EBADF (Bad file descriptor) [pid 514] close(17) = -1 EBADF (Bad file descriptor) [pid 514] close(18) = -1 EBADF (Bad file descriptor) [pid 514] close(19) = -1 EBADF (Bad file descriptor) [pid 514] close(20) = -1 EBADF (Bad file descriptor) [pid 514] close(21) = -1 EBADF (Bad file descriptor) [pid 514] close(22) = -1 EBADF (Bad file descriptor) [pid 514] close(23) = -1 EBADF (Bad file descriptor) [pid 514] close(24) = -1 EBADF (Bad file descriptor) [pid 514] close(25) = -1 EBADF (Bad file descriptor) [pid 514] close(26) = -1 EBADF (Bad file descriptor) [pid 514] close(27) = -1 EBADF (Bad file descriptor) [pid 514] close(28) = -1 EBADF (Bad file descriptor) [pid 514] close(29) = -1 EBADF (Bad file descriptor) [pid 514] exit_group(0) = ? [pid 514] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./215", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./215/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./215/binderfs") = 0 [pid 298] umount2("./215/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./215/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./215/cgroup.net") = 0 [pid 298] umount2("./215/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./215/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./215/cgroup.cpu") = 0 [pid 298] umount2("./215/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./215/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./215/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./215") = 0 [pid 298] mkdir("./216", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 218 [pid 515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 515] chdir("./216" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 515] <... chdir resumed>) = 0 [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 515] setpgid(0, 0) = 0 [pid 515] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 515] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 515] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 515] write(3, "1000", 4) = 4 [pid 515] close(3) = 0 [pid 515] symlink("/dev/binderfs", "./binderfs") = 0 [pid 515] write(1, "executing program\n", 18) = 18 [pid 515] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 515] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 515] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 515] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 515] close(3) = 0 [pid 515] close(4) = 0 [pid 515] close(5) = -1 EBADF (Bad file descriptor) [pid 515] close(6) = -1 EBADF (Bad file descriptor) [pid 515] close(7) = -1 EBADF (Bad file descriptor) [pid 515] close(8) = -1 EBADF (Bad file descriptor) [pid 515] close(9) = -1 EBADF (Bad file descriptor) [pid 515] close(10) = -1 EBADF (Bad file descriptor) [pid 515] close(11) = -1 EBADF (Bad file descriptor) [pid 515] close(12) = -1 EBADF (Bad file descriptor) [pid 515] close(13) = -1 EBADF (Bad file descriptor) [pid 515] close(14) = -1 EBADF (Bad file descriptor) [pid 515] close(15) = -1 EBADF (Bad file descriptor) [pid 515] close(16) = -1 EBADF (Bad file descriptor) [pid 515] close(17) = -1 EBADF (Bad file descriptor) [pid 515] close(18) = -1 EBADF (Bad file descriptor) [pid 515] close(19) = -1 EBADF (Bad file descriptor) [pid 515] close(20) = -1 EBADF (Bad file descriptor) [pid 515] close(21) = -1 EBADF (Bad file descriptor) [pid 515] close(22) = -1 EBADF (Bad file descriptor) [pid 515] close(23) = -1 EBADF (Bad file descriptor) [pid 515] close(24) = -1 EBADF (Bad file descriptor) [pid 515] close(25) = -1 EBADF (Bad file descriptor) [pid 515] close(26) = -1 EBADF (Bad file descriptor) [pid 515] close(27) = -1 EBADF (Bad file descriptor) [pid 515] close(28) = -1 EBADF (Bad file descriptor) [pid 515] close(29) = -1 EBADF (Bad file descriptor) [pid 515] exit_group(0) = ? [pid 515] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./216", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./216/binderfs") = 0 [pid 298] umount2("./216/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./216/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./216/cgroup.net") = 0 [pid 298] umount2("./216/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./216/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./216/cgroup.cpu") = 0 [pid 298] umount2("./216/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./216/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./216/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./216") = 0 [pid 298] mkdir("./217", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 516 attached [pid 516] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 219 [pid 516] <... set_robust_list resumed>) = 0 [pid 516] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] chdir("./217" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] <... chdir resumed>) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 516] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 516] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] symlink("/dev/binderfs", "./binderfs") = 0 [pid 516] write(1, "executing program\n", 18) = 18 executing program [pid 516] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 516] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 516] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 516] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 516] close(3) = 0 [pid 516] close(4) = 0 [pid 516] close(5) = -1 EBADF (Bad file descriptor) [pid 516] close(6) = -1 EBADF (Bad file descriptor) [pid 516] close(7) = -1 EBADF (Bad file descriptor) [pid 516] close(8) = -1 EBADF (Bad file descriptor) [pid 516] close(9) = -1 EBADF (Bad file descriptor) [pid 516] close(10) = -1 EBADF (Bad file descriptor) [pid 516] close(11) = -1 EBADF (Bad file descriptor) [pid 516] close(12) = -1 EBADF (Bad file descriptor) [pid 516] close(13) = -1 EBADF (Bad file descriptor) [pid 516] close(14) = -1 EBADF (Bad file descriptor) [pid 516] close(15) = -1 EBADF (Bad file descriptor) [pid 516] close(16) = -1 EBADF (Bad file descriptor) [pid 516] close(17) = -1 EBADF (Bad file descriptor) [pid 516] close(18) = -1 EBADF (Bad file descriptor) [pid 516] close(19) = -1 EBADF (Bad file descriptor) [pid 516] close(20) = -1 EBADF (Bad file descriptor) [pid 516] close(21) = -1 EBADF (Bad file descriptor) [pid 516] close(22) = -1 EBADF (Bad file descriptor) [pid 516] close(23) = -1 EBADF (Bad file descriptor) [pid 516] close(24) = -1 EBADF (Bad file descriptor) [pid 516] close(25) = -1 EBADF (Bad file descriptor) [pid 516] close(26) = -1 EBADF (Bad file descriptor) [pid 516] close(27) = -1 EBADF (Bad file descriptor) [pid 516] close(28) = -1 EBADF (Bad file descriptor) [pid 516] close(29) = -1 EBADF (Bad file descriptor) [pid 516] exit_group(0) = ? [pid 516] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./217", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./217/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./217/binderfs") = 0 [pid 298] umount2("./217/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./217/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./217/cgroup.net") = 0 [pid 298] umount2("./217/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./217/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./217/cgroup.cpu") = 0 [pid 298] umount2("./217/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./217/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./217/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./217") = 0 [pid 298] mkdir("./218", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 517 attached [pid 517] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 220 [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 517] chdir("./218") = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 517] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 517] <... symlink resumed>) = 0 [pid 517] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 517] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 517] write(3, "1000", 4) = 4 [pid 517] close(3) = 0 [pid 517] symlink("/dev/binderfs", "./binderfs") = 0 [pid 517] write(1, "executing program\n", 18) = 18 executing program [pid 517] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 517] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 517] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 517] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 517] close(3) = 0 [pid 517] close(4) = 0 [pid 517] close(5) = -1 EBADF (Bad file descriptor) [pid 517] close(6) = -1 EBADF (Bad file descriptor) [pid 517] close(7) = -1 EBADF (Bad file descriptor) [pid 517] close(8) = -1 EBADF (Bad file descriptor) [pid 517] close(9) = -1 EBADF (Bad file descriptor) [pid 517] close(10) = -1 EBADF (Bad file descriptor) [pid 517] close(11) = -1 EBADF (Bad file descriptor) [pid 517] close(12) = -1 EBADF (Bad file descriptor) [pid 517] close(13) = -1 EBADF (Bad file descriptor) [pid 517] close(14) = -1 EBADF (Bad file descriptor) [pid 517] close(15) = -1 EBADF (Bad file descriptor) [pid 517] close(16) = -1 EBADF (Bad file descriptor) [pid 517] close(17) = -1 EBADF (Bad file descriptor) [pid 517] close(18) = -1 EBADF (Bad file descriptor) [pid 517] close(19) = -1 EBADF (Bad file descriptor) [pid 517] close(20) = -1 EBADF (Bad file descriptor) [pid 517] close(21) = -1 EBADF (Bad file descriptor) [pid 517] close(22) = -1 EBADF (Bad file descriptor) [pid 517] close(23) = -1 EBADF (Bad file descriptor) [pid 517] close(24) = -1 EBADF (Bad file descriptor) [pid 517] close(25) = -1 EBADF (Bad file descriptor) [pid 517] close(26) = -1 EBADF (Bad file descriptor) [pid 517] close(27) = -1 EBADF (Bad file descriptor) [pid 517] close(28) = -1 EBADF (Bad file descriptor) [pid 517] close(29) = -1 EBADF (Bad file descriptor) [pid 517] exit_group(0) = ? [pid 517] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./218", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./218/binderfs") = 0 [pid 298] umount2("./218/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./218/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./218/cgroup.net") = 0 [pid 298] umount2("./218/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./218/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./218/cgroup.cpu") = 0 [pid 298] umount2("./218/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./218/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./218/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./218") = 0 [pid 298] mkdir("./219", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 518 attached , child_tidptr=0x555574184750) = 221 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 518] set_robust_list(0x555574184760, 24) = 0 [pid 518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 518] chdir("./219") = 0 [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 518] setpgid(0, 0) = 0 [pid 518] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 518] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 518] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 518] write(3, "1000", 4) = 4 [pid 518] close(3) = 0 [pid 518] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 518] write(1, "executing program\n", 18) = 18 [pid 518] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 518] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 518] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 518] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 518] close(3) = 0 [pid 518] close(4) = 0 [pid 518] close(5) = -1 EBADF (Bad file descriptor) [pid 518] close(6) = -1 EBADF (Bad file descriptor) [pid 518] close(7) = -1 EBADF (Bad file descriptor) [pid 518] close(8) = -1 EBADF (Bad file descriptor) [pid 518] close(9) = -1 EBADF (Bad file descriptor) [pid 518] close(10) = -1 EBADF (Bad file descriptor) [pid 518] close(11) = -1 EBADF (Bad file descriptor) [pid 518] close(12) = -1 EBADF (Bad file descriptor) [pid 518] close(13) = -1 EBADF (Bad file descriptor) [pid 518] close(14) = -1 EBADF (Bad file descriptor) [pid 518] close(15) = -1 EBADF (Bad file descriptor) [pid 518] close(16) = -1 EBADF (Bad file descriptor) [pid 518] close(17) = -1 EBADF (Bad file descriptor) [pid 518] close(18) = -1 EBADF (Bad file descriptor) [pid 518] close(19) = -1 EBADF (Bad file descriptor) [pid 518] close(20) = -1 EBADF (Bad file descriptor) [pid 518] close(21) = -1 EBADF (Bad file descriptor) [pid 518] close(22) = -1 EBADF (Bad file descriptor) [pid 518] close(23) = -1 EBADF (Bad file descriptor) [pid 518] close(24) = -1 EBADF (Bad file descriptor) [pid 518] close(25) = -1 EBADF (Bad file descriptor) [pid 518] close(26) = -1 EBADF (Bad file descriptor) [pid 518] close(27) = -1 EBADF (Bad file descriptor) [pid 518] close(28) = -1 EBADF (Bad file descriptor) [pid 518] close(29) = -1 EBADF (Bad file descriptor) [pid 518] exit_group(0) = ? [pid 518] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./219", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./219/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./219/binderfs") = 0 [pid 298] umount2("./219/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./219/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./219/cgroup.net") = 0 [pid 298] umount2("./219/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./219/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./219/cgroup.cpu") = 0 [pid 298] umount2("./219/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./219/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./219/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./219") = 0 [pid 298] mkdir("./220", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 519 attached , child_tidptr=0x555574184750) = 222 [pid 519] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 519] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] chdir("./220") = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0) = 0 [pid 519] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 519] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 519] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 519] write(3, "1000", 4) = 4 [pid 519] close(3) = 0 [pid 519] symlink("/dev/binderfs", "./binderfs") = 0 [pid 519] write(1, "executing program\n", 18) = 18 executing program [pid 519] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 519] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 519] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 519] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 519] close(3) = 0 [pid 519] close(4) = 0 [pid 519] close(5) = -1 EBADF (Bad file descriptor) [pid 519] close(6) = -1 EBADF (Bad file descriptor) [pid 519] close(7) = -1 EBADF (Bad file descriptor) [pid 519] close(8) = -1 EBADF (Bad file descriptor) [pid 519] close(9) = -1 EBADF (Bad file descriptor) [pid 519] close(10) = -1 EBADF (Bad file descriptor) [pid 519] close(11) = -1 EBADF (Bad file descriptor) [pid 519] close(12) = -1 EBADF (Bad file descriptor) [pid 519] close(13) = -1 EBADF (Bad file descriptor) [pid 519] close(14) = -1 EBADF (Bad file descriptor) [pid 519] close(15) = -1 EBADF (Bad file descriptor) [pid 519] close(16) = -1 EBADF (Bad file descriptor) [pid 519] close(17) = -1 EBADF (Bad file descriptor) [pid 519] close(18) = -1 EBADF (Bad file descriptor) [pid 519] close(19) = -1 EBADF (Bad file descriptor) [pid 519] close(20) = -1 EBADF (Bad file descriptor) [pid 519] close(21) = -1 EBADF (Bad file descriptor) [pid 519] close(22) = -1 EBADF (Bad file descriptor) [pid 519] close(23) = -1 EBADF (Bad file descriptor) [pid 519] close(24) = -1 EBADF (Bad file descriptor) [pid 519] close(25) = -1 EBADF (Bad file descriptor) [pid 519] close(26) = -1 EBADF (Bad file descriptor) [pid 519] close(27) = -1 EBADF (Bad file descriptor) [pid 519] close(28) = -1 EBADF (Bad file descriptor) [pid 519] close(29) = -1 EBADF (Bad file descriptor) [pid 519] exit_group(0) = ? [pid 519] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./220", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./220/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./220/binderfs") = 0 [pid 298] umount2("./220/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./220/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./220/cgroup.net") = 0 [pid 298] umount2("./220/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./220/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./220/cgroup.cpu") = 0 [pid 298] umount2("./220/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./220/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./220/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./220") = 0 [pid 298] mkdir("./221", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 223 [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] chdir("./221") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 520] setpgid(0, 0) = 0 [pid 520] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 520] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 520] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 520] write(3, "1000", 4) = 4 [pid 520] close(3) = 0 [pid 520] symlink("/dev/binderfs", "./binderfs") = 0 [pid 520] write(1, "executing program\n", 18) = 18 executing program [pid 520] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 520] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 520] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 520] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 520] close(3) = 0 [pid 520] close(4) = 0 [pid 520] close(5) = -1 EBADF (Bad file descriptor) [pid 520] close(6) = -1 EBADF (Bad file descriptor) [pid 520] close(7) = -1 EBADF (Bad file descriptor) [pid 520] close(8) = -1 EBADF (Bad file descriptor) [pid 520] close(9) = -1 EBADF (Bad file descriptor) [pid 520] close(10) = -1 EBADF (Bad file descriptor) [pid 520] close(11) = -1 EBADF (Bad file descriptor) [pid 520] close(12) = -1 EBADF (Bad file descriptor) [pid 520] close(13) = -1 EBADF (Bad file descriptor) [pid 520] close(14) = -1 EBADF (Bad file descriptor) [pid 520] close(15) = -1 EBADF (Bad file descriptor) [pid 520] close(16) = -1 EBADF (Bad file descriptor) [pid 520] close(17) = -1 EBADF (Bad file descriptor) [pid 520] close(18) = -1 EBADF (Bad file descriptor) [pid 520] close(19) = -1 EBADF (Bad file descriptor) [pid 520] close(20) = -1 EBADF (Bad file descriptor) [pid 520] close(21) = -1 EBADF (Bad file descriptor) [pid 520] close(22) = -1 EBADF (Bad file descriptor) [pid 520] close(23) = -1 EBADF (Bad file descriptor) [pid 520] close(24) = -1 EBADF (Bad file descriptor) [pid 520] close(25) = -1 EBADF (Bad file descriptor) [pid 520] close(26) = -1 EBADF (Bad file descriptor) [pid 520] close(27) = -1 EBADF (Bad file descriptor) [pid 520] close(28) = -1 EBADF (Bad file descriptor) [pid 520] close(29) = -1 EBADF (Bad file descriptor) [pid 520] exit_group(0) = ? [pid 520] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./221", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./221/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./221/binderfs") = 0 [pid 298] umount2("./221/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./221/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./221/cgroup.net") = 0 [pid 298] umount2("./221/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./221/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./221/cgroup.cpu") = 0 [pid 298] umount2("./221/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./221/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./221/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./221") = 0 [pid 298] mkdir("./222", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 521 attached [pid 521] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 224 [pid 521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 521] chdir("./222") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 521] setpgid(0, 0) = 0 [pid 521] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 521] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 521] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 521] write(3, "1000", 4) = 4 [pid 521] close(3) = 0 [pid 521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 521] write(1, "executing program\n", 18) = 18 [pid 521] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 521] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 521] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 521] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 521] close(3) = 0 [pid 521] close(4) = 0 [pid 521] close(5) = -1 EBADF (Bad file descriptor) [pid 521] close(6) = -1 EBADF (Bad file descriptor) [pid 521] close(7) = -1 EBADF (Bad file descriptor) [pid 521] close(8) = -1 EBADF (Bad file descriptor) [pid 521] close(9) = -1 EBADF (Bad file descriptor) [pid 521] close(10) = -1 EBADF (Bad file descriptor) [pid 521] close(11) = -1 EBADF (Bad file descriptor) [pid 521] close(12) = -1 EBADF (Bad file descriptor) [pid 521] close(13) = -1 EBADF (Bad file descriptor) [pid 521] close(14) = -1 EBADF (Bad file descriptor) [pid 521] close(15) = -1 EBADF (Bad file descriptor) [pid 521] close(16) = -1 EBADF (Bad file descriptor) [pid 521] close(17) = -1 EBADF (Bad file descriptor) [pid 521] close(18) = -1 EBADF (Bad file descriptor) [pid 521] close(19) = -1 EBADF (Bad file descriptor) [pid 521] close(20) = -1 EBADF (Bad file descriptor) [pid 521] close(21) = -1 EBADF (Bad file descriptor) [pid 521] close(22) = -1 EBADF (Bad file descriptor) [pid 521] close(23) = -1 EBADF (Bad file descriptor) [pid 521] close(24) = -1 EBADF (Bad file descriptor) [pid 521] close(25) = -1 EBADF (Bad file descriptor) [pid 521] close(26) = -1 EBADF (Bad file descriptor) [pid 521] close(27) = -1 EBADF (Bad file descriptor) [pid 521] close(28) = -1 EBADF (Bad file descriptor) [pid 521] close(29) = -1 EBADF (Bad file descriptor) [pid 521] exit_group(0) = ? [pid 521] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./222", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./222/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./222/binderfs") = 0 [pid 298] umount2("./222/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./222/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./222/cgroup.net") = 0 [pid 298] umount2("./222/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./222/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./222/cgroup.cpu") = 0 [pid 298] umount2("./222/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./222/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./222/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./222") = 0 [pid 298] mkdir("./223", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 225 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 522] chdir("./223") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 522] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 522] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] symlink("/dev/binderfs", "./binderfs") = 0 [pid 522] write(1, "executing program\n", 18) = 18 executing program [pid 522] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 522] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 522] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 522] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 522] close(3) = 0 [pid 522] close(4) = 0 [pid 522] close(5) = -1 EBADF (Bad file descriptor) [pid 522] close(6) = -1 EBADF (Bad file descriptor) [pid 522] close(7) = -1 EBADF (Bad file descriptor) [pid 522] close(8) = -1 EBADF (Bad file descriptor) [pid 522] close(9) = -1 EBADF (Bad file descriptor) [pid 522] close(10) = -1 EBADF (Bad file descriptor) [pid 522] close(11) = -1 EBADF (Bad file descriptor) [pid 522] close(12) = -1 EBADF (Bad file descriptor) [pid 522] close(13) = -1 EBADF (Bad file descriptor) [pid 522] close(14) = -1 EBADF (Bad file descriptor) [pid 522] close(15) = -1 EBADF (Bad file descriptor) [pid 522] close(16) = -1 EBADF (Bad file descriptor) [pid 522] close(17) = -1 EBADF (Bad file descriptor) [pid 522] close(18) = -1 EBADF (Bad file descriptor) [pid 522] close(19) = -1 EBADF (Bad file descriptor) [pid 522] close(20) = -1 EBADF (Bad file descriptor) [pid 522] close(21) = -1 EBADF (Bad file descriptor) [pid 522] close(22) = -1 EBADF (Bad file descriptor) [pid 522] close(23) = -1 EBADF (Bad file descriptor) [pid 522] close(24) = -1 EBADF (Bad file descriptor) [pid 522] close(25) = -1 EBADF (Bad file descriptor) [pid 522] close(26) = -1 EBADF (Bad file descriptor) [pid 522] close(27) = -1 EBADF (Bad file descriptor) [pid 522] close(28) = -1 EBADF (Bad file descriptor) [pid 522] close(29) = -1 EBADF (Bad file descriptor) [pid 522] exit_group(0) = ? [pid 522] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./223", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./223/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./223/binderfs") = 0 [pid 298] umount2("./223/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./223/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./223/cgroup.net") = 0 [pid 298] umount2("./223/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./223/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./223/cgroup.cpu") = 0 [pid 298] umount2("./223/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./223/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./223/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./223") = 0 [pid 298] mkdir("./224", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 523 attached [pid 523] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 226 [pid 523] <... set_robust_list resumed>) = 0 [pid 523] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 523] chdir("./224") = 0 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 523] setpgid(0, 0) = 0 [pid 523] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 523] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 523] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 523] write(3, "1000", 4) = 4 [pid 523] close(3) = 0 [pid 523] symlink("/dev/binderfs", "./binderfs") = 0 [pid 523] write(1, "executing program\n", 18) = 18 [pid 523] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 523] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 523] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 523] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 523] close(3) = 0 [pid 523] close(4) = 0 [pid 523] close(5) = -1 EBADF (Bad file descriptor) [pid 523] close(6) = -1 EBADF (Bad file descriptor) [pid 523] close(7) = -1 EBADF (Bad file descriptor) [pid 523] close(8) = -1 EBADF (Bad file descriptor) [pid 523] close(9) = -1 EBADF (Bad file descriptor) [pid 523] close(10) = -1 EBADF (Bad file descriptor) [pid 523] close(11) = -1 EBADF (Bad file descriptor) [pid 523] close(12) = -1 EBADF (Bad file descriptor) [pid 523] close(13) = -1 EBADF (Bad file descriptor) [pid 523] close(14) = -1 EBADF (Bad file descriptor) [pid 523] close(15) = -1 EBADF (Bad file descriptor) [pid 523] close(16) = -1 EBADF (Bad file descriptor) [pid 523] close(17) = -1 EBADF (Bad file descriptor) [pid 523] close(18) = -1 EBADF (Bad file descriptor) [pid 523] close(19) = -1 EBADF (Bad file descriptor) [pid 523] close(20) = -1 EBADF (Bad file descriptor) [pid 523] close(21) = -1 EBADF (Bad file descriptor) [pid 523] close(22) = -1 EBADF (Bad file descriptor) [pid 523] close(23) = -1 EBADF (Bad file descriptor) [pid 523] close(24) = -1 EBADF (Bad file descriptor) [pid 523] close(25) = -1 EBADF (Bad file descriptor) [pid 523] close(26) = -1 EBADF (Bad file descriptor) [pid 523] close(27) = -1 EBADF (Bad file descriptor) [pid 523] close(28) = -1 EBADF (Bad file descriptor) [pid 523] close(29) = -1 EBADF (Bad file descriptor) [pid 523] exit_group(0) = ? [pid 523] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./224", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./224/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./224/binderfs") = 0 [pid 298] umount2("./224/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./224/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./224/cgroup.net") = 0 [pid 298] umount2("./224/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./224/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./224/cgroup.cpu") = 0 [pid 298] umount2("./224/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./224/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./224/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./224") = 0 [pid 298] mkdir("./225", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 227 [pid 524] <... set_robust_list resumed>) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 524] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 524] chdir("./225" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 524] <... chdir resumed>) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 524] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 524] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [pid 524] symlink("/dev/binderfs", "./binderfs") = 0 [pid 524] write(1, "executing program\n", 18) = 18 executing program [pid 524] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 524] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 524] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 524] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 524] close(3) = 0 [pid 524] close(4) = 0 [pid 524] close(5) = -1 EBADF (Bad file descriptor) [pid 524] close(6) = -1 EBADF (Bad file descriptor) [pid 524] close(7) = -1 EBADF (Bad file descriptor) [pid 524] close(8) = -1 EBADF (Bad file descriptor) [pid 524] close(9) = -1 EBADF (Bad file descriptor) [pid 524] close(10) = -1 EBADF (Bad file descriptor) [pid 524] close(11) = -1 EBADF (Bad file descriptor) [pid 524] close(12) = -1 EBADF (Bad file descriptor) [pid 524] close(13) = -1 EBADF (Bad file descriptor) [pid 524] close(14) = -1 EBADF (Bad file descriptor) [pid 524] close(15) = -1 EBADF (Bad file descriptor) [pid 524] close(16) = -1 EBADF (Bad file descriptor) [pid 524] close(17) = -1 EBADF (Bad file descriptor) [pid 524] close(18) = -1 EBADF (Bad file descriptor) [pid 524] close(19) = -1 EBADF (Bad file descriptor) [pid 524] close(20) = -1 EBADF (Bad file descriptor) [pid 524] close(21) = -1 EBADF (Bad file descriptor) [pid 524] close(22) = -1 EBADF (Bad file descriptor) [pid 524] close(23) = -1 EBADF (Bad file descriptor) [pid 524] close(24) = -1 EBADF (Bad file descriptor) [pid 524] close(25) = -1 EBADF (Bad file descriptor) [pid 524] close(26) = -1 EBADF (Bad file descriptor) [pid 524] close(27) = -1 EBADF (Bad file descriptor) [pid 524] close(28) = -1 EBADF (Bad file descriptor) [pid 524] close(29) = -1 EBADF (Bad file descriptor) [pid 524] exit_group(0) = ? [pid 524] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./225", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./225/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./225/binderfs") = 0 [pid 298] umount2("./225/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./225/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./225/cgroup.net") = 0 [pid 298] umount2("./225/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./225/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./225/cgroup.cpu") = 0 [pid 298] umount2("./225/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./225/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./225/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./225") = 0 [pid 298] mkdir("./226", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 525 attached [pid 525] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 228 [pid 525] <... set_robust_list resumed>) = 0 [pid 525] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 525] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 525] chdir("./226") = 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 525] setpgid(0, 0) = 0 [pid 525] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 525] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 525] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 525] write(3, "1000", 4) = 4 [pid 525] close(3) = 0 [pid 525] symlink("/dev/binderfs", "./binderfs") = 0 [pid 525] write(1, "executing program\n", 18) = 18 executing program [pid 525] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 525] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 525] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 525] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 525] close(3) = 0 [pid 525] close(4) = 0 [pid 525] close(5) = -1 EBADF (Bad file descriptor) [pid 525] close(6) = -1 EBADF (Bad file descriptor) [pid 525] close(7) = -1 EBADF (Bad file descriptor) [pid 525] close(8) = -1 EBADF (Bad file descriptor) [pid 525] close(9) = -1 EBADF (Bad file descriptor) [pid 525] close(10) = -1 EBADF (Bad file descriptor) [pid 525] close(11) = -1 EBADF (Bad file descriptor) [pid 525] close(12) = -1 EBADF (Bad file descriptor) [pid 525] close(13) = -1 EBADF (Bad file descriptor) [pid 525] close(14) = -1 EBADF (Bad file descriptor) [pid 525] close(15) = -1 EBADF (Bad file descriptor) [pid 525] close(16) = -1 EBADF (Bad file descriptor) [pid 525] close(17) = -1 EBADF (Bad file descriptor) [pid 525] close(18) = -1 EBADF (Bad file descriptor) [pid 525] close(19) = -1 EBADF (Bad file descriptor) [pid 525] close(20) = -1 EBADF (Bad file descriptor) [pid 525] close(21) = -1 EBADF (Bad file descriptor) [pid 525] close(22) = -1 EBADF (Bad file descriptor) [pid 525] close(23) = -1 EBADF (Bad file descriptor) [pid 525] close(24) = -1 EBADF (Bad file descriptor) [pid 525] close(25) = -1 EBADF (Bad file descriptor) [pid 525] close(26) = -1 EBADF (Bad file descriptor) [pid 525] close(27) = -1 EBADF (Bad file descriptor) [pid 525] close(28) = -1 EBADF (Bad file descriptor) [pid 525] close(29) = -1 EBADF (Bad file descriptor) [pid 525] exit_group(0) = ? [pid 525] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./226", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./226/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./226/binderfs") = 0 [pid 298] umount2("./226/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./226/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./226/cgroup.net") = 0 [pid 298] umount2("./226/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./226/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./226/cgroup.cpu") = 0 [pid 298] umount2("./226/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./226/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./226/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./226") = 0 [pid 298] mkdir("./227", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x555574184760, 24) = 0 [pid 526] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 229 [pid 526] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 526] chdir("./227") = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 526] setpgid(0, 0) = 0 [pid 526] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 526] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 526] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 526] <... symlink resumed>) = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3) = 0 [pid 526] symlink("/dev/binderfs", "./binderfs") = 0 [pid 526] write(1, "executing program\n", 18) = 18 [pid 526] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 526] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 526] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 526] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 526] close(3) = 0 [pid 526] close(4) = 0 [pid 526] close(5) = -1 EBADF (Bad file descriptor) [pid 526] close(6) = -1 EBADF (Bad file descriptor) [pid 526] close(7) = -1 EBADF (Bad file descriptor) [pid 526] close(8) = -1 EBADF (Bad file descriptor) [pid 526] close(9) = -1 EBADF (Bad file descriptor) [pid 526] close(10) = -1 EBADF (Bad file descriptor) [pid 526] close(11) = -1 EBADF (Bad file descriptor) [pid 526] close(12) = -1 EBADF (Bad file descriptor) [pid 526] close(13) = -1 EBADF (Bad file descriptor) [pid 526] close(14) = -1 EBADF (Bad file descriptor) [pid 526] close(15) = -1 EBADF (Bad file descriptor) [pid 526] close(16) = -1 EBADF (Bad file descriptor) [pid 526] close(17) = -1 EBADF (Bad file descriptor) [pid 526] close(18) = -1 EBADF (Bad file descriptor) [pid 526] close(19) = -1 EBADF (Bad file descriptor) [pid 526] close(20) = -1 EBADF (Bad file descriptor) [pid 526] close(21) = -1 EBADF (Bad file descriptor) [pid 526] close(22) = -1 EBADF (Bad file descriptor) [pid 526] close(23) = -1 EBADF (Bad file descriptor) [pid 526] close(24) = -1 EBADF (Bad file descriptor) [pid 526] close(25) = -1 EBADF (Bad file descriptor) [pid 526] close(26) = -1 EBADF (Bad file descriptor) [pid 526] close(27) = -1 EBADF (Bad file descriptor) [pid 526] close(28) = -1 EBADF (Bad file descriptor) [pid 526] close(29) = -1 EBADF (Bad file descriptor) [pid 526] exit_group(0) = ? [pid 526] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./227", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./227/binderfs") = 0 [pid 298] umount2("./227/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./227/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./227/cgroup.net") = 0 [pid 298] umount2("./227/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./227/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./227/cgroup.cpu") = 0 [pid 298] umount2("./227/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./227/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./227/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./227") = 0 [pid 298] mkdir("./228", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 230 [pid 527] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 527] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 527] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 527] chdir("./228") = 0 [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 527] setpgid(0, 0) = 0 [pid 527] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 527] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 527] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 527] write(3, "1000", 4) = 4 [pid 527] close(3) = 0 [pid 527] symlink("/dev/binderfs", "./binderfs") = 0 [pid 527] write(1, "executing program\n", 18) = 18 [pid 527] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 527] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 527] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 527] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 527] close(3) = 0 [pid 527] close(4) = 0 [pid 527] close(5) = -1 EBADF (Bad file descriptor) [pid 527] close(6) = -1 EBADF (Bad file descriptor) [pid 527] close(7) = -1 EBADF (Bad file descriptor) [pid 527] close(8) = -1 EBADF (Bad file descriptor) [pid 527] close(9) = -1 EBADF (Bad file descriptor) [pid 527] close(10) = -1 EBADF (Bad file descriptor) [pid 527] close(11) = -1 EBADF (Bad file descriptor) [pid 527] close(12) = -1 EBADF (Bad file descriptor) [pid 527] close(13) = -1 EBADF (Bad file descriptor) [pid 527] close(14) = -1 EBADF (Bad file descriptor) [pid 527] close(15) = -1 EBADF (Bad file descriptor) [pid 527] close(16) = -1 EBADF (Bad file descriptor) [pid 527] close(17) = -1 EBADF (Bad file descriptor) [pid 527] close(18) = -1 EBADF (Bad file descriptor) [pid 527] close(19) = -1 EBADF (Bad file descriptor) [pid 527] close(20) = -1 EBADF (Bad file descriptor) [pid 527] close(21) = -1 EBADF (Bad file descriptor) [pid 527] close(22) = -1 EBADF (Bad file descriptor) [pid 527] close(23) = -1 EBADF (Bad file descriptor) [pid 527] close(24) = -1 EBADF (Bad file descriptor) [pid 527] close(25) = -1 EBADF (Bad file descriptor) [pid 527] close(26) = -1 EBADF (Bad file descriptor) [pid 527] close(27) = -1 EBADF (Bad file descriptor) [pid 527] close(28) = -1 EBADF (Bad file descriptor) [pid 527] close(29) = -1 EBADF (Bad file descriptor) [pid 527] exit_group(0) = ? [pid 527] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./228", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./228/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./228/binderfs") = 0 [pid 298] umount2("./228/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./228/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./228/cgroup.net") = 0 [pid 298] umount2("./228/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./228/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./228/cgroup.cpu") = 0 [pid 298] umount2("./228/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./228/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./228/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./228") = 0 [pid 298] mkdir("./229", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 231 [pid 528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 528] chdir("./229" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 528] <... chdir resumed>) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 528] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 528] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [pid 528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 528] write(1, "executing program\n", 18) = 18 executing program [pid 528] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 528] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 528] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 528] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 528] close(3) = 0 [pid 528] close(4) = 0 [pid 528] close(5) = -1 EBADF (Bad file descriptor) [pid 528] close(6) = -1 EBADF (Bad file descriptor) [pid 528] close(7) = -1 EBADF (Bad file descriptor) [pid 528] close(8) = -1 EBADF (Bad file descriptor) [pid 528] close(9) = -1 EBADF (Bad file descriptor) [pid 528] close(10) = -1 EBADF (Bad file descriptor) [pid 528] close(11) = -1 EBADF (Bad file descriptor) [pid 528] close(12) = -1 EBADF (Bad file descriptor) [pid 528] close(13) = -1 EBADF (Bad file descriptor) [pid 528] close(14) = -1 EBADF (Bad file descriptor) [pid 528] close(15) = -1 EBADF (Bad file descriptor) [pid 528] close(16) = -1 EBADF (Bad file descriptor) [pid 528] close(17) = -1 EBADF (Bad file descriptor) [pid 528] close(18) = -1 EBADF (Bad file descriptor) [pid 528] close(19) = -1 EBADF (Bad file descriptor) [pid 528] close(20) = -1 EBADF (Bad file descriptor) [pid 528] close(21) = -1 EBADF (Bad file descriptor) [pid 528] close(22) = -1 EBADF (Bad file descriptor) [pid 528] close(23) = -1 EBADF (Bad file descriptor) [pid 528] close(24) = -1 EBADF (Bad file descriptor) [pid 528] close(25) = -1 EBADF (Bad file descriptor) [pid 528] close(26) = -1 EBADF (Bad file descriptor) [pid 528] close(27) = -1 EBADF (Bad file descriptor) [pid 528] close(28) = -1 EBADF (Bad file descriptor) [pid 528] close(29) = -1 EBADF (Bad file descriptor) [pid 528] exit_group(0) = ? [pid 528] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./229", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./229/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./229/binderfs") = 0 [pid 298] umount2("./229/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./229/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./229/cgroup.net") = 0 [pid 298] umount2("./229/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./229/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./229/cgroup.cpu") = 0 [pid 298] umount2("./229/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./229/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./229/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./229") = 0 [pid 298] mkdir("./230", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 529 attached [pid 529] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 232 [pid 529] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 529] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 529] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 529] chdir("./230") = 0 [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 529] setpgid(0, 0) = 0 [pid 529] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 529] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 529] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 529] write(3, "1000", 4) = 4 [pid 529] close(3) = 0 [pid 529] symlink("/dev/binderfs", "./binderfs") = 0 [pid 529] write(1, "executing program\n", 18) = 18 executing program [pid 529] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 529] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 529] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 529] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 529] close(3) = 0 [pid 529] close(4) = 0 [pid 529] close(5) = -1 EBADF (Bad file descriptor) [pid 529] close(6) = -1 EBADF (Bad file descriptor) [pid 529] close(7) = -1 EBADF (Bad file descriptor) [pid 529] close(8) = -1 EBADF (Bad file descriptor) [pid 529] close(9) = -1 EBADF (Bad file descriptor) [pid 529] close(10) = -1 EBADF (Bad file descriptor) [pid 529] close(11) = -1 EBADF (Bad file descriptor) [pid 529] close(12) = -1 EBADF (Bad file descriptor) [pid 529] close(13) = -1 EBADF (Bad file descriptor) [pid 529] close(14) = -1 EBADF (Bad file descriptor) [pid 529] close(15) = -1 EBADF (Bad file descriptor) [pid 529] close(16) = -1 EBADF (Bad file descriptor) [pid 529] close(17) = -1 EBADF (Bad file descriptor) [pid 529] close(18) = -1 EBADF (Bad file descriptor) [pid 529] close(19) = -1 EBADF (Bad file descriptor) [pid 529] close(20) = -1 EBADF (Bad file descriptor) [pid 529] close(21) = -1 EBADF (Bad file descriptor) [pid 529] close(22) = -1 EBADF (Bad file descriptor) [pid 529] close(23) = -1 EBADF (Bad file descriptor) [pid 529] close(24) = -1 EBADF (Bad file descriptor) [pid 529] close(25) = -1 EBADF (Bad file descriptor) [pid 529] close(26) = -1 EBADF (Bad file descriptor) [pid 529] close(27) = -1 EBADF (Bad file descriptor) [pid 529] close(28) = -1 EBADF (Bad file descriptor) [pid 529] close(29) = -1 EBADF (Bad file descriptor) [pid 529] exit_group(0) = ? [pid 529] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./230", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./230/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./230/binderfs") = 0 [pid 298] umount2("./230/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./230/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./230/cgroup.net") = 0 [pid 298] umount2("./230/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./230/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./230/cgroup.cpu") = 0 [pid 298] umount2("./230/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./230/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./230/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./230") = 0 [pid 298] mkdir("./231", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 233 [pid 530] <... set_robust_list resumed>) = 0 [pid 530] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 530] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 530] chdir("./231" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 530] <... chdir resumed>) = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 530] setpgid(0, 0) = 0 [pid 530] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 530] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 530] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 530] write(3, "1000", 4) = 4 [pid 530] close(3) = 0 [pid 530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 530] write(1, "executing program\n", 18) = 18 executing program [pid 530] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 530] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 530] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 530] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 530] close(3) = 0 [pid 530] close(4) = 0 [pid 530] close(5) = -1 EBADF (Bad file descriptor) [pid 530] close(6) = -1 EBADF (Bad file descriptor) [pid 530] close(7) = -1 EBADF (Bad file descriptor) [pid 530] close(8) = -1 EBADF (Bad file descriptor) [pid 530] close(9) = -1 EBADF (Bad file descriptor) [pid 530] close(10) = -1 EBADF (Bad file descriptor) [pid 530] close(11) = -1 EBADF (Bad file descriptor) [pid 530] close(12) = -1 EBADF (Bad file descriptor) [pid 530] close(13) = -1 EBADF (Bad file descriptor) [pid 530] close(14) = -1 EBADF (Bad file descriptor) [pid 530] close(15) = -1 EBADF (Bad file descriptor) [pid 530] close(16) = -1 EBADF (Bad file descriptor) [pid 530] close(17) = -1 EBADF (Bad file descriptor) [pid 530] close(18) = -1 EBADF (Bad file descriptor) [pid 530] close(19) = -1 EBADF (Bad file descriptor) [pid 530] close(20) = -1 EBADF (Bad file descriptor) [pid 530] close(21) = -1 EBADF (Bad file descriptor) [pid 530] close(22) = -1 EBADF (Bad file descriptor) [pid 530] close(23) = -1 EBADF (Bad file descriptor) [pid 530] close(24) = -1 EBADF (Bad file descriptor) [pid 530] close(25) = -1 EBADF (Bad file descriptor) [pid 530] close(26) = -1 EBADF (Bad file descriptor) [pid 530] close(27) = -1 EBADF (Bad file descriptor) [pid 530] close(28) = -1 EBADF (Bad file descriptor) [pid 530] close(29) = -1 EBADF (Bad file descriptor) [pid 530] exit_group(0) = ? [pid 530] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./231", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./231/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./231/binderfs") = 0 [pid 298] umount2("./231/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./231/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./231/cgroup.net") = 0 [pid 298] umount2("./231/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./231/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./231/cgroup.cpu") = 0 [pid 298] umount2("./231/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./231/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./231/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./231") = 0 [pid 298] mkdir("./232", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 531 attached , child_tidptr=0x555574184750) = 234 [pid 531] set_robust_list(0x555574184760, 24) = 0 [pid 531] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 531] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 531] chdir("./232") = 0 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 531] setpgid(0, 0) = 0 [pid 531] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 531] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 531] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 531] write(3, "1000", 4) = 4 [pid 531] close(3) = 0 [pid 531] symlink("/dev/binderfs", "./binderfs") = 0 [pid 531] write(1, "executing program\n", 18) = 18 executing program [pid 531] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 531] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 531] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 531] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 531] close(3) = 0 [pid 531] close(4) = 0 [pid 531] close(5) = -1 EBADF (Bad file descriptor) [pid 531] close(6) = -1 EBADF (Bad file descriptor) [pid 531] close(7) = -1 EBADF (Bad file descriptor) [pid 531] close(8) = -1 EBADF (Bad file descriptor) [pid 531] close(9) = -1 EBADF (Bad file descriptor) [pid 531] close(10) = -1 EBADF (Bad file descriptor) [pid 531] close(11) = -1 EBADF (Bad file descriptor) [pid 531] close(12) = -1 EBADF (Bad file descriptor) [pid 531] close(13) = -1 EBADF (Bad file descriptor) [pid 531] close(14) = -1 EBADF (Bad file descriptor) [pid 531] close(15) = -1 EBADF (Bad file descriptor) [pid 531] close(16) = -1 EBADF (Bad file descriptor) [pid 531] close(17) = -1 EBADF (Bad file descriptor) [pid 531] close(18) = -1 EBADF (Bad file descriptor) [pid 531] close(19) = -1 EBADF (Bad file descriptor) [pid 531] close(20) = -1 EBADF (Bad file descriptor) [pid 531] close(21) = -1 EBADF (Bad file descriptor) [pid 531] close(22) = -1 EBADF (Bad file descriptor) [pid 531] close(23) = -1 EBADF (Bad file descriptor) [pid 531] close(24) = -1 EBADF (Bad file descriptor) [pid 531] close(25) = -1 EBADF (Bad file descriptor) [pid 531] close(26) = -1 EBADF (Bad file descriptor) [pid 531] close(27) = -1 EBADF (Bad file descriptor) [pid 531] close(28) = -1 EBADF (Bad file descriptor) [pid 531] close(29) = -1 EBADF (Bad file descriptor) [pid 531] exit_group(0) = ? [pid 531] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./232", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./232/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./232/binderfs") = 0 [pid 298] umount2("./232/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./232/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./232/cgroup.net") = 0 [pid 298] umount2("./232/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./232/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./232/cgroup.cpu") = 0 [pid 298] umount2("./232/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./232/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./232/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./232") = 0 [pid 298] mkdir("./233", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 532 attached , child_tidptr=0x555574184750) = 235 [pid 532] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 532] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] chdir("./233") = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 532] setpgid(0, 0) = 0 [pid 532] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 532] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 532] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 532] write(3, "1000", 4) = 4 [pid 532] close(3) = 0 [pid 532] symlink("/dev/binderfs", "./binderfs") = 0 [pid 532] write(1, "executing program\n", 18) = 18 executing program [pid 532] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 532] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 532] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 532] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 532] close(3) = 0 [pid 532] close(4) = 0 [pid 532] close(5) = -1 EBADF (Bad file descriptor) [pid 532] close(6) = -1 EBADF (Bad file descriptor) [pid 532] close(7) = -1 EBADF (Bad file descriptor) [pid 532] close(8) = -1 EBADF (Bad file descriptor) [pid 532] close(9) = -1 EBADF (Bad file descriptor) [pid 532] close(10) = -1 EBADF (Bad file descriptor) [pid 532] close(11) = -1 EBADF (Bad file descriptor) [pid 532] close(12) = -1 EBADF (Bad file descriptor) [pid 532] close(13) = -1 EBADF (Bad file descriptor) [pid 532] close(14) = -1 EBADF (Bad file descriptor) [pid 532] close(15) = -1 EBADF (Bad file descriptor) [pid 532] close(16) = -1 EBADF (Bad file descriptor) [pid 532] close(17) = -1 EBADF (Bad file descriptor) [pid 532] close(18) = -1 EBADF (Bad file descriptor) [pid 532] close(19) = -1 EBADF (Bad file descriptor) [pid 532] close(20) = -1 EBADF (Bad file descriptor) [pid 532] close(21) = -1 EBADF (Bad file descriptor) [pid 532] close(22) = -1 EBADF (Bad file descriptor) [pid 532] close(23) = -1 EBADF (Bad file descriptor) [pid 532] close(24) = -1 EBADF (Bad file descriptor) [pid 532] close(25) = -1 EBADF (Bad file descriptor) [pid 532] close(26) = -1 EBADF (Bad file descriptor) [pid 532] close(27) = -1 EBADF (Bad file descriptor) [pid 532] close(28) = -1 EBADF (Bad file descriptor) [pid 532] close(29) = -1 EBADF (Bad file descriptor) [pid 532] exit_group(0) = ? [pid 532] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./233", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./233/binderfs") = 0 [pid 298] umount2("./233/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./233/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./233/cgroup.net") = 0 [pid 298] umount2("./233/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./233/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./233/cgroup.cpu") = 0 [pid 298] umount2("./233/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./233/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./233/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./233") = 0 [pid 298] mkdir("./234", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 533 attached [pid 533] set_robust_list(0x555574184760, 24) = 0 [pid 533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 236 [pid 533] chdir("./234") = 0 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 533] setpgid(0, 0) = 0 [pid 533] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 533] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 533] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 533] write(3, "1000", 4) = 4 [pid 533] close(3) = 0 [pid 533] symlink("/dev/binderfs", "./binderfs") = 0 [pid 533] write(1, "executing program\n", 18) = 18 executing program [pid 533] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 533] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 533] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 533] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 533] close(3) = 0 [pid 533] close(4) = 0 [pid 533] close(5) = -1 EBADF (Bad file descriptor) [pid 533] close(6) = -1 EBADF (Bad file descriptor) [pid 533] close(7) = -1 EBADF (Bad file descriptor) [pid 533] close(8) = -1 EBADF (Bad file descriptor) [pid 533] close(9) = -1 EBADF (Bad file descriptor) [pid 533] close(10) = -1 EBADF (Bad file descriptor) [pid 533] close(11) = -1 EBADF (Bad file descriptor) [pid 533] close(12) = -1 EBADF (Bad file descriptor) [pid 533] close(13) = -1 EBADF (Bad file descriptor) [pid 533] close(14) = -1 EBADF (Bad file descriptor) [pid 533] close(15) = -1 EBADF (Bad file descriptor) [pid 533] close(16) = -1 EBADF (Bad file descriptor) [pid 533] close(17) = -1 EBADF (Bad file descriptor) [pid 533] close(18) = -1 EBADF (Bad file descriptor) [pid 533] close(19) = -1 EBADF (Bad file descriptor) [pid 533] close(20) = -1 EBADF (Bad file descriptor) [pid 533] close(21) = -1 EBADF (Bad file descriptor) [pid 533] close(22) = -1 EBADF (Bad file descriptor) [pid 533] close(23) = -1 EBADF (Bad file descriptor) [pid 533] close(24) = -1 EBADF (Bad file descriptor) [pid 533] close(25) = -1 EBADF (Bad file descriptor) [pid 533] close(26) = -1 EBADF (Bad file descriptor) [pid 533] close(27) = -1 EBADF (Bad file descriptor) [pid 533] close(28) = -1 EBADF (Bad file descriptor) [pid 533] close(29) = -1 EBADF (Bad file descriptor) [pid 533] exit_group(0) = ? [pid 533] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./234", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./234/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./234/binderfs") = 0 [pid 298] umount2("./234/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./234/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./234/cgroup.net") = 0 [pid 298] umount2("./234/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./234/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./234/cgroup.cpu") = 0 [pid 298] umount2("./234/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./234/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./234/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./234") = 0 [pid 298] mkdir("./235", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 237 [pid 534] <... set_robust_list resumed>) = 0 [pid 534] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 534] chdir("./235" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 534] <... chdir resumed>) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 534] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 534] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4) = 4 [pid 534] close(3) = 0 [pid 534] symlink("/dev/binderfs", "./binderfs") = 0 [pid 534] write(1, "executing program\n", 18) = 18 [pid 534] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 534] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 534] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 534] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 534] close(3) = 0 [pid 534] close(4) = 0 [pid 534] close(5) = -1 EBADF (Bad file descriptor) [pid 534] close(6) = -1 EBADF (Bad file descriptor) [pid 534] close(7) = -1 EBADF (Bad file descriptor) [pid 534] close(8) = -1 EBADF (Bad file descriptor) [pid 534] close(9) = -1 EBADF (Bad file descriptor) [pid 534] close(10) = -1 EBADF (Bad file descriptor) [pid 534] close(11) = -1 EBADF (Bad file descriptor) [pid 534] close(12) = -1 EBADF (Bad file descriptor) [pid 534] close(13) = -1 EBADF (Bad file descriptor) [pid 534] close(14) = -1 EBADF (Bad file descriptor) [pid 534] close(15) = -1 EBADF (Bad file descriptor) [pid 534] close(16) = -1 EBADF (Bad file descriptor) [pid 534] close(17) = -1 EBADF (Bad file descriptor) [pid 534] close(18) = -1 EBADF (Bad file descriptor) [pid 534] close(19) = -1 EBADF (Bad file descriptor) [pid 534] close(20) = -1 EBADF (Bad file descriptor) [pid 534] close(21) = -1 EBADF (Bad file descriptor) [pid 534] close(22) = -1 EBADF (Bad file descriptor) [pid 534] close(23) = -1 EBADF (Bad file descriptor) [pid 534] close(24) = -1 EBADF (Bad file descriptor) [pid 534] close(25) = -1 EBADF (Bad file descriptor) [pid 534] close(26) = -1 EBADF (Bad file descriptor) [pid 534] close(27) = -1 EBADF (Bad file descriptor) [pid 534] close(28) = -1 EBADF (Bad file descriptor) [pid 534] close(29) = -1 EBADF (Bad file descriptor) [pid 534] exit_group(0) = ? [pid 534] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./235", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./235/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./235/binderfs") = 0 [pid 298] umount2("./235/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./235/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./235/cgroup.net") = 0 [pid 298] umount2("./235/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./235/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./235/cgroup.cpu") = 0 [pid 298] umount2("./235/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./235/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./235/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./235") = 0 [pid 298] mkdir("./236", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 238 [pid 535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 535] chdir("./236" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 535] <... chdir resumed>) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 535] setpgid(0, 0) = 0 [pid 535] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 535] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 535] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 535] write(3, "1000", 4) = 4 [pid 535] close(3) = 0 [pid 535] symlink("/dev/binderfs", "./binderfs") = 0 [pid 535] write(1, "executing program\n", 18) = 18 executing program [pid 535] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 535] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 535] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 535] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 535] close(3) = 0 [pid 535] close(4) = 0 [pid 535] close(5) = -1 EBADF (Bad file descriptor) [pid 535] close(6) = -1 EBADF (Bad file descriptor) [pid 535] close(7) = -1 EBADF (Bad file descriptor) [pid 535] close(8) = -1 EBADF (Bad file descriptor) [pid 535] close(9) = -1 EBADF (Bad file descriptor) [pid 535] close(10) = -1 EBADF (Bad file descriptor) [pid 535] close(11) = -1 EBADF (Bad file descriptor) [pid 535] close(12) = -1 EBADF (Bad file descriptor) [pid 535] close(13) = -1 EBADF (Bad file descriptor) [pid 535] close(14) = -1 EBADF (Bad file descriptor) [pid 535] close(15) = -1 EBADF (Bad file descriptor) [pid 535] close(16) = -1 EBADF (Bad file descriptor) [pid 535] close(17) = -1 EBADF (Bad file descriptor) [pid 535] close(18) = -1 EBADF (Bad file descriptor) [pid 535] close(19) = -1 EBADF (Bad file descriptor) [pid 535] close(20) = -1 EBADF (Bad file descriptor) [pid 535] close(21) = -1 EBADF (Bad file descriptor) [pid 535] close(22) = -1 EBADF (Bad file descriptor) [pid 535] close(23) = -1 EBADF (Bad file descriptor) [pid 535] close(24) = -1 EBADF (Bad file descriptor) [pid 535] close(25) = -1 EBADF (Bad file descriptor) [pid 535] close(26) = -1 EBADF (Bad file descriptor) [pid 535] close(27) = -1 EBADF (Bad file descriptor) [pid 535] close(28) = -1 EBADF (Bad file descriptor) [pid 535] close(29) = -1 EBADF (Bad file descriptor) [pid 535] exit_group(0) = ? [pid 535] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./236", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./236/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./236/binderfs") = 0 [pid 298] umount2("./236/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./236/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./236/cgroup.net") = 0 [pid 298] umount2("./236/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./236/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./236/cgroup.cpu") = 0 [pid 298] umount2("./236/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./236/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./236/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./236") = 0 [pid 298] mkdir("./237", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 239 [pid 536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 536] chdir("./237" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 536] <... chdir resumed>) = 0 [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 536] setpgid(0, 0) = 0 [pid 536] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 536] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 536] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 536] write(3, "1000", 4) = 4 [pid 536] close(3) = 0 [pid 536] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 536] write(1, "executing program\n", 18) = 18 [pid 536] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 536] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 536] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 536] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 536] close(3) = 0 [pid 536] close(4) = 0 [pid 536] close(5) = -1 EBADF (Bad file descriptor) [pid 536] close(6) = -1 EBADF (Bad file descriptor) [pid 536] close(7) = -1 EBADF (Bad file descriptor) [pid 536] close(8) = -1 EBADF (Bad file descriptor) [pid 536] close(9) = -1 EBADF (Bad file descriptor) [pid 536] close(10) = -1 EBADF (Bad file descriptor) [pid 536] close(11) = -1 EBADF (Bad file descriptor) [pid 536] close(12) = -1 EBADF (Bad file descriptor) [pid 536] close(13) = -1 EBADF (Bad file descriptor) [pid 536] close(14) = -1 EBADF (Bad file descriptor) [pid 536] close(15) = -1 EBADF (Bad file descriptor) [pid 536] close(16) = -1 EBADF (Bad file descriptor) [pid 536] close(17) = -1 EBADF (Bad file descriptor) [pid 536] close(18) = -1 EBADF (Bad file descriptor) [pid 536] close(19) = -1 EBADF (Bad file descriptor) [pid 536] close(20) = -1 EBADF (Bad file descriptor) [pid 536] close(21) = -1 EBADF (Bad file descriptor) [pid 536] close(22) = -1 EBADF (Bad file descriptor) [pid 536] close(23) = -1 EBADF (Bad file descriptor) [pid 536] close(24) = -1 EBADF (Bad file descriptor) [pid 536] close(25) = -1 EBADF (Bad file descriptor) [pid 536] close(26) = -1 EBADF (Bad file descriptor) [pid 536] close(27) = -1 EBADF (Bad file descriptor) [pid 536] close(28) = -1 EBADF (Bad file descriptor) [pid 536] close(29) = -1 EBADF (Bad file descriptor) [pid 536] exit_group(0) = ? [pid 536] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./237", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./237/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./237/binderfs") = 0 [pid 298] umount2("./237/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./237/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./237/cgroup.net") = 0 [pid 298] umount2("./237/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./237/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./237/cgroup.cpu") = 0 [pid 298] umount2("./237/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./237/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./237/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./237") = 0 [pid 298] mkdir("./238", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 537 attached [pid 537] set_robust_list(0x555574184760, 24) = 0 [pid 537] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 240 [pid 537] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 537] chdir("./238") = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 537] setpgid(0, 0) = 0 [pid 537] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 537] <... symlink resumed>) = 0 [pid 537] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 537] <... symlink resumed>) = 0 [pid 537] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 0 [pid 537] symlink("/dev/binderfs", "./binderfs") = 0 [pid 537] write(1, "executing program\n", 18) = 18 executing program [pid 537] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 537] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 537] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 537] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 537] close(3) = 0 [pid 537] close(4) = 0 [pid 537] close(5) = -1 EBADF (Bad file descriptor) [pid 537] close(6) = -1 EBADF (Bad file descriptor) [pid 537] close(7) = -1 EBADF (Bad file descriptor) [pid 537] close(8) = -1 EBADF (Bad file descriptor) [pid 537] close(9) = -1 EBADF (Bad file descriptor) [pid 537] close(10) = -1 EBADF (Bad file descriptor) [pid 537] close(11) = -1 EBADF (Bad file descriptor) [pid 537] close(12) = -1 EBADF (Bad file descriptor) [pid 537] close(13) = -1 EBADF (Bad file descriptor) [pid 537] close(14) = -1 EBADF (Bad file descriptor) [pid 537] close(15) = -1 EBADF (Bad file descriptor) [pid 537] close(16) = -1 EBADF (Bad file descriptor) [pid 537] close(17) = -1 EBADF (Bad file descriptor) [pid 537] close(18) = -1 EBADF (Bad file descriptor) [pid 537] close(19) = -1 EBADF (Bad file descriptor) [pid 537] close(20) = -1 EBADF (Bad file descriptor) [pid 537] close(21) = -1 EBADF (Bad file descriptor) [pid 537] close(22) = -1 EBADF (Bad file descriptor) [pid 537] close(23) = -1 EBADF (Bad file descriptor) [pid 537] close(24) = -1 EBADF (Bad file descriptor) [pid 537] close(25) = -1 EBADF (Bad file descriptor) [pid 537] close(26) = -1 EBADF (Bad file descriptor) [pid 537] close(27) = -1 EBADF (Bad file descriptor) [pid 537] close(28) = -1 EBADF (Bad file descriptor) [pid 537] close(29) = -1 EBADF (Bad file descriptor) [pid 537] exit_group(0) = ? [pid 537] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./238", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./238/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./238/binderfs") = 0 [pid 298] umount2("./238/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./238/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./238/cgroup.net") = 0 [pid 298] umount2("./238/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./238/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./238/cgroup.cpu") = 0 [pid 298] umount2("./238/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./238/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./238/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./238") = 0 [pid 298] mkdir("./239", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 538 attached [pid 538] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 241 [pid 538] <... set_robust_list resumed>) = 0 [pid 538] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 538] chdir("./239" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 538] <... chdir resumed>) = 0 [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 538] setpgid(0, 0) = 0 [pid 538] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 538] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 538] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 538] write(3, "1000", 4) = 4 [pid 538] close(3) = 0 [pid 538] symlink("/dev/binderfs", "./binderfs") = 0 [pid 538] write(1, "executing program\n", 18) = 18 executing program [pid 538] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 538] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 538] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 538] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 538] close(3) = 0 [pid 538] close(4) = 0 [pid 538] close(5) = -1 EBADF (Bad file descriptor) [pid 538] close(6) = -1 EBADF (Bad file descriptor) [pid 538] close(7) = -1 EBADF (Bad file descriptor) [pid 538] close(8) = -1 EBADF (Bad file descriptor) [pid 538] close(9) = -1 EBADF (Bad file descriptor) [pid 538] close(10) = -1 EBADF (Bad file descriptor) [pid 538] close(11) = -1 EBADF (Bad file descriptor) [pid 538] close(12) = -1 EBADF (Bad file descriptor) [pid 538] close(13) = -1 EBADF (Bad file descriptor) [pid 538] close(14) = -1 EBADF (Bad file descriptor) [pid 538] close(15) = -1 EBADF (Bad file descriptor) [pid 538] close(16) = -1 EBADF (Bad file descriptor) [pid 538] close(17) = -1 EBADF (Bad file descriptor) [pid 538] close(18) = -1 EBADF (Bad file descriptor) [pid 538] close(19) = -1 EBADF (Bad file descriptor) [pid 538] close(20) = -1 EBADF (Bad file descriptor) [pid 538] close(21) = -1 EBADF (Bad file descriptor) [pid 538] close(22) = -1 EBADF (Bad file descriptor) [pid 538] close(23) = -1 EBADF (Bad file descriptor) [pid 538] close(24) = -1 EBADF (Bad file descriptor) [pid 538] close(25) = -1 EBADF (Bad file descriptor) [pid 538] close(26) = -1 EBADF (Bad file descriptor) [pid 538] close(27) = -1 EBADF (Bad file descriptor) [pid 538] close(28) = -1 EBADF (Bad file descriptor) [pid 538] close(29) = -1 EBADF (Bad file descriptor) [pid 538] exit_group(0) = ? [pid 538] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./239", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./239/binderfs") = 0 [pid 298] umount2("./239/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./239/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./239/cgroup.net") = 0 [pid 298] umount2("./239/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./239/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./239/cgroup.cpu") = 0 [pid 298] umount2("./239/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./239/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./239/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./239") = 0 [pid 298] mkdir("./240", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 242 [pid 539] <... set_robust_list resumed>) = 0 [pid 539] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 539] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 539] chdir("./240" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 539] <... chdir resumed>) = 0 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] setpgid(0, 0) = 0 [pid 539] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 539] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 539] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 539] write(3, "1000", 4) = 4 [pid 539] close(3) = 0 [pid 539] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 539] write(1, "executing program\n", 18) = 18 [pid 539] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 539] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 539] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 539] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 539] close(3) = 0 [pid 539] close(4) = 0 [pid 539] close(5) = -1 EBADF (Bad file descriptor) [pid 539] close(6) = -1 EBADF (Bad file descriptor) [pid 539] close(7) = -1 EBADF (Bad file descriptor) [pid 539] close(8) = -1 EBADF (Bad file descriptor) [pid 539] close(9) = -1 EBADF (Bad file descriptor) [pid 539] close(10) = -1 EBADF (Bad file descriptor) [pid 539] close(11) = -1 EBADF (Bad file descriptor) [pid 539] close(12) = -1 EBADF (Bad file descriptor) [pid 539] close(13) = -1 EBADF (Bad file descriptor) [pid 539] close(14) = -1 EBADF (Bad file descriptor) [pid 539] close(15) = -1 EBADF (Bad file descriptor) [pid 539] close(16) = -1 EBADF (Bad file descriptor) [pid 539] close(17) = -1 EBADF (Bad file descriptor) [pid 539] close(18) = -1 EBADF (Bad file descriptor) [pid 539] close(19) = -1 EBADF (Bad file descriptor) [pid 539] close(20) = -1 EBADF (Bad file descriptor) [pid 539] close(21) = -1 EBADF (Bad file descriptor) [pid 539] close(22) = -1 EBADF (Bad file descriptor) [pid 539] close(23) = -1 EBADF (Bad file descriptor) [pid 539] close(24) = -1 EBADF (Bad file descriptor) [pid 539] close(25) = -1 EBADF (Bad file descriptor) [pid 539] close(26) = -1 EBADF (Bad file descriptor) [pid 539] close(27) = -1 EBADF (Bad file descriptor) [pid 539] close(28) = -1 EBADF (Bad file descriptor) [pid 539] close(29) = -1 EBADF (Bad file descriptor) [pid 539] exit_group(0) = ? [pid 539] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./240", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./240/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./240/binderfs") = 0 [pid 298] umount2("./240/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./240/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./240/cgroup.net") = 0 [pid 298] umount2("./240/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./240/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./240/cgroup.cpu") = 0 [pid 298] umount2("./240/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./240/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./240/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./240") = 0 [pid 298] mkdir("./241", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 540 attached [pid 540] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 243 [pid 540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 540] chdir("./241" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 540] <... chdir resumed>) = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 540] setpgid(0, 0) = 0 [pid 540] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 540] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 540] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 540] write(3, "1000", 4) = 4 [pid 540] close(3) = 0 [pid 540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 540] write(1, "executing program\n", 18) = 18 executing program [pid 540] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 540] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 540] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 540] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 540] close(3) = 0 [pid 540] close(4) = 0 [pid 540] close(5) = -1 EBADF (Bad file descriptor) [pid 540] close(6) = -1 EBADF (Bad file descriptor) [pid 540] close(7) = -1 EBADF (Bad file descriptor) [pid 540] close(8) = -1 EBADF (Bad file descriptor) [pid 540] close(9) = -1 EBADF (Bad file descriptor) [pid 540] close(10) = -1 EBADF (Bad file descriptor) [pid 540] close(11) = -1 EBADF (Bad file descriptor) [pid 540] close(12) = -1 EBADF (Bad file descriptor) [pid 540] close(13) = -1 EBADF (Bad file descriptor) [pid 540] close(14) = -1 EBADF (Bad file descriptor) [pid 540] close(15) = -1 EBADF (Bad file descriptor) [pid 540] close(16) = -1 EBADF (Bad file descriptor) [pid 540] close(17) = -1 EBADF (Bad file descriptor) [pid 540] close(18) = -1 EBADF (Bad file descriptor) [pid 540] close(19) = -1 EBADF (Bad file descriptor) [pid 540] close(20) = -1 EBADF (Bad file descriptor) [pid 540] close(21) = -1 EBADF (Bad file descriptor) [pid 540] close(22) = -1 EBADF (Bad file descriptor) [pid 540] close(23) = -1 EBADF (Bad file descriptor) [pid 540] close(24) = -1 EBADF (Bad file descriptor) [pid 540] close(25) = -1 EBADF (Bad file descriptor) [pid 540] close(26) = -1 EBADF (Bad file descriptor) [pid 540] close(27) = -1 EBADF (Bad file descriptor) [pid 540] close(28) = -1 EBADF (Bad file descriptor) [pid 540] close(29) = -1 EBADF (Bad file descriptor) [pid 540] exit_group(0) = ? [pid 540] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./241", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./241/binderfs") = 0 [pid 298] umount2("./241/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./241/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./241/cgroup.net") = 0 [pid 298] umount2("./241/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./241/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./241/cgroup.cpu") = 0 [pid 298] umount2("./241/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./241/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./241/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./241") = 0 [pid 298] mkdir("./242", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 244 [pid 541] <... set_robust_list resumed>) = 0 [pid 541] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 541] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 541] chdir("./242") = 0 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 541] setpgid(0, 0) = 0 [pid 541] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 541] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 541] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] write(3, "1000", 4) = 4 [pid 541] close(3) = 0 [pid 541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 541] write(1, "executing program\n", 18) = 18 executing program [pid 541] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 541] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 541] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 541] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 541] close(3) = 0 [pid 541] close(4) = 0 [pid 541] close(5) = -1 EBADF (Bad file descriptor) [pid 541] close(6) = -1 EBADF (Bad file descriptor) [pid 541] close(7) = -1 EBADF (Bad file descriptor) [pid 541] close(8) = -1 EBADF (Bad file descriptor) [pid 541] close(9) = -1 EBADF (Bad file descriptor) [pid 541] close(10) = -1 EBADF (Bad file descriptor) [pid 541] close(11) = -1 EBADF (Bad file descriptor) [pid 541] close(12) = -1 EBADF (Bad file descriptor) [pid 541] close(13) = -1 EBADF (Bad file descriptor) [pid 541] close(14) = -1 EBADF (Bad file descriptor) [pid 541] close(15) = -1 EBADF (Bad file descriptor) [pid 541] close(16) = -1 EBADF (Bad file descriptor) [pid 541] close(17) = -1 EBADF (Bad file descriptor) [pid 541] close(18) = -1 EBADF (Bad file descriptor) [pid 541] close(19) = -1 EBADF (Bad file descriptor) [pid 541] close(20) = -1 EBADF (Bad file descriptor) [pid 541] close(21) = -1 EBADF (Bad file descriptor) [pid 541] close(22) = -1 EBADF (Bad file descriptor) [pid 541] close(23) = -1 EBADF (Bad file descriptor) [pid 541] close(24) = -1 EBADF (Bad file descriptor) [pid 541] close(25) = -1 EBADF (Bad file descriptor) [pid 541] close(26) = -1 EBADF (Bad file descriptor) [pid 541] close(27) = -1 EBADF (Bad file descriptor) [pid 541] close(28) = -1 EBADF (Bad file descriptor) [pid 541] close(29) = -1 EBADF (Bad file descriptor) [pid 541] exit_group(0) = ? [pid 541] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./242", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./242/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./242/binderfs") = 0 [pid 298] umount2("./242/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./242/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./242/cgroup.net") = 0 [pid 298] umount2("./242/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./242/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./242/cgroup.cpu") = 0 [pid 298] umount2("./242/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./242/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./242/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./242") = 0 [pid 298] mkdir("./243", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 245 [pid 542] <... set_robust_list resumed>) = 0 [pid 542] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 542] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 542] chdir("./243") = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 542] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 542] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 542] symlink("/dev/binderfs", "./binderfs") = 0 [pid 542] write(1, "executing program\n", 18) = 18 executing program [pid 542] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 542] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 542] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 542] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 542] close(3) = 0 [pid 542] close(4) = 0 [pid 542] close(5) = -1 EBADF (Bad file descriptor) [pid 542] close(6) = -1 EBADF (Bad file descriptor) [pid 542] close(7) = -1 EBADF (Bad file descriptor) [pid 542] close(8) = -1 EBADF (Bad file descriptor) [pid 542] close(9) = -1 EBADF (Bad file descriptor) [pid 542] close(10) = -1 EBADF (Bad file descriptor) [pid 542] close(11) = -1 EBADF (Bad file descriptor) [pid 542] close(12) = -1 EBADF (Bad file descriptor) [pid 542] close(13) = -1 EBADF (Bad file descriptor) [pid 542] close(14) = -1 EBADF (Bad file descriptor) [pid 542] close(15) = -1 EBADF (Bad file descriptor) [pid 542] close(16) = -1 EBADF (Bad file descriptor) [pid 542] close(17) = -1 EBADF (Bad file descriptor) [pid 542] close(18) = -1 EBADF (Bad file descriptor) [pid 542] close(19) = -1 EBADF (Bad file descriptor) [pid 542] close(20) = -1 EBADF (Bad file descriptor) [pid 542] close(21) = -1 EBADF (Bad file descriptor) [pid 542] close(22) = -1 EBADF (Bad file descriptor) [pid 542] close(23) = -1 EBADF (Bad file descriptor) [pid 542] close(24) = -1 EBADF (Bad file descriptor) [pid 542] close(25) = -1 EBADF (Bad file descriptor) [pid 542] close(26) = -1 EBADF (Bad file descriptor) [pid 542] close(27) = -1 EBADF (Bad file descriptor) [pid 542] close(28) = -1 EBADF (Bad file descriptor) [pid 542] close(29) = -1 EBADF (Bad file descriptor) [pid 542] exit_group(0) = ? [pid 542] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./243", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./243/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./243/binderfs") = 0 [pid 298] umount2("./243/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./243/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./243/cgroup.net") = 0 [pid 298] umount2("./243/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./243/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./243/cgroup.cpu") = 0 [pid 298] umount2("./243/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./243/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./243/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./243") = 0 [pid 298] mkdir("./244", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 543 attached [pid 543] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 246 [pid 543] <... set_robust_list resumed>) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 543] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 543] chdir("./244" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 543] <... chdir resumed>) = 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 543] setpgid(0, 0) = 0 [pid 543] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 543] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 543] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 543] write(3, "1000", 4) = 4 [pid 543] close(3) = 0 [pid 543] symlink("/dev/binderfs", "./binderfs") = 0 [pid 543] write(1, "executing program\n", 18) = 18 [pid 543] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 543] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 543] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 543] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 543] close(3) = 0 [pid 543] close(4) = 0 [pid 543] close(5) = -1 EBADF (Bad file descriptor) [pid 543] close(6) = -1 EBADF (Bad file descriptor) [pid 543] close(7) = -1 EBADF (Bad file descriptor) [pid 543] close(8) = -1 EBADF (Bad file descriptor) [pid 543] close(9) = -1 EBADF (Bad file descriptor) [pid 543] close(10) = -1 EBADF (Bad file descriptor) [pid 543] close(11) = -1 EBADF (Bad file descriptor) [pid 543] close(12) = -1 EBADF (Bad file descriptor) [pid 543] close(13) = -1 EBADF (Bad file descriptor) [pid 543] close(14) = -1 EBADF (Bad file descriptor) [pid 543] close(15) = -1 EBADF (Bad file descriptor) [pid 543] close(16) = -1 EBADF (Bad file descriptor) [pid 543] close(17) = -1 EBADF (Bad file descriptor) [pid 543] close(18) = -1 EBADF (Bad file descriptor) [pid 543] close(19) = -1 EBADF (Bad file descriptor) [pid 543] close(20) = -1 EBADF (Bad file descriptor) [pid 543] close(21) = -1 EBADF (Bad file descriptor) [pid 543] close(22) = -1 EBADF (Bad file descriptor) [pid 543] close(23) = -1 EBADF (Bad file descriptor) [pid 543] close(24) = -1 EBADF (Bad file descriptor) [pid 543] close(25) = -1 EBADF (Bad file descriptor) [pid 543] close(26) = -1 EBADF (Bad file descriptor) [pid 543] close(27) = -1 EBADF (Bad file descriptor) [pid 543] close(28) = -1 EBADF (Bad file descriptor) [pid 543] close(29) = -1 EBADF (Bad file descriptor) [pid 543] exit_group(0) = ? [pid 543] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./244", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./244/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./244/binderfs") = 0 [pid 298] umount2("./244/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./244/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./244/cgroup.net") = 0 [pid 298] umount2("./244/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./244/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./244/cgroup.cpu") = 0 [pid 298] umount2("./244/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./244/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./244/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./244") = 0 [pid 298] mkdir("./245", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 544 attached , child_tidptr=0x555574184750) = 247 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 544] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 544] chdir("./245") = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 544] setpgid(0, 0) = 0 [pid 544] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 544] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 544] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 544] write(3, "1000", 4) = 4 [pid 544] close(3) = 0 [pid 544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 544] write(1, "executing program\n", 18) = 18 [pid 544] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 544] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 544] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 544] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 544] close(3) = 0 [pid 544] close(4) = 0 [pid 544] close(5) = -1 EBADF (Bad file descriptor) [pid 544] close(6) = -1 EBADF (Bad file descriptor) [pid 544] close(7) = -1 EBADF (Bad file descriptor) [pid 544] close(8) = -1 EBADF (Bad file descriptor) [pid 544] close(9) = -1 EBADF (Bad file descriptor) [pid 544] close(10) = -1 EBADF (Bad file descriptor) [pid 544] close(11) = -1 EBADF (Bad file descriptor) [pid 544] close(12) = -1 EBADF (Bad file descriptor) [pid 544] close(13) = -1 EBADF (Bad file descriptor) [pid 544] close(14) = -1 EBADF (Bad file descriptor) [pid 544] close(15) = -1 EBADF (Bad file descriptor) [pid 544] close(16) = -1 EBADF (Bad file descriptor) [pid 544] close(17) = -1 EBADF (Bad file descriptor) [pid 544] close(18) = -1 EBADF (Bad file descriptor) [pid 544] close(19) = -1 EBADF (Bad file descriptor) [pid 544] close(20) = -1 EBADF (Bad file descriptor) [pid 544] close(21) = -1 EBADF (Bad file descriptor) [pid 544] close(22) = -1 EBADF (Bad file descriptor) [pid 544] close(23) = -1 EBADF (Bad file descriptor) [pid 544] close(24) = -1 EBADF (Bad file descriptor) [pid 544] close(25) = -1 EBADF (Bad file descriptor) [pid 544] close(26) = -1 EBADF (Bad file descriptor) [pid 544] close(27) = -1 EBADF (Bad file descriptor) [pid 544] close(28) = -1 EBADF (Bad file descriptor) [pid 544] close(29) = -1 EBADF (Bad file descriptor) [pid 544] exit_group(0) = ? [pid 544] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./245", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./245/binderfs") = 0 [pid 298] umount2("./245/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./245/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./245/cgroup.net") = 0 [pid 298] umount2("./245/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./245/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./245/cgroup.cpu") = 0 [pid 298] umount2("./245/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./245/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./245/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./245") = 0 [pid 298] mkdir("./246", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 545 attached [pid 545] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 248 [pid 545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 545] chdir("./246" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 545] <... chdir resumed>) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 545] setpgid(0, 0) = 0 [pid 545] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 545] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 545] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 545] write(3, "1000", 4) = 4 [pid 545] close(3) = 0 [pid 545] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 545] write(1, "executing program\n", 18) = 18 [pid 545] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 545] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 545] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 545] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 545] close(3) = 0 [pid 545] close(4) = 0 [pid 545] close(5) = -1 EBADF (Bad file descriptor) [pid 545] close(6) = -1 EBADF (Bad file descriptor) [pid 545] close(7) = -1 EBADF (Bad file descriptor) [pid 545] close(8) = -1 EBADF (Bad file descriptor) [pid 545] close(9) = -1 EBADF (Bad file descriptor) [pid 545] close(10) = -1 EBADF (Bad file descriptor) [pid 545] close(11) = -1 EBADF (Bad file descriptor) [pid 545] close(12) = -1 EBADF (Bad file descriptor) [pid 545] close(13) = -1 EBADF (Bad file descriptor) [pid 545] close(14) = -1 EBADF (Bad file descriptor) [pid 545] close(15) = -1 EBADF (Bad file descriptor) [pid 545] close(16) = -1 EBADF (Bad file descriptor) [pid 545] close(17) = -1 EBADF (Bad file descriptor) [pid 545] close(18) = -1 EBADF (Bad file descriptor) [pid 545] close(19) = -1 EBADF (Bad file descriptor) [pid 545] close(20) = -1 EBADF (Bad file descriptor) [pid 545] close(21) = -1 EBADF (Bad file descriptor) [pid 545] close(22) = -1 EBADF (Bad file descriptor) [pid 545] close(23) = -1 EBADF (Bad file descriptor) [pid 545] close(24) = -1 EBADF (Bad file descriptor) [pid 545] close(25) = -1 EBADF (Bad file descriptor) [pid 545] close(26) = -1 EBADF (Bad file descriptor) [pid 545] close(27) = -1 EBADF (Bad file descriptor) [pid 545] close(28) = -1 EBADF (Bad file descriptor) [pid 545] close(29) = -1 EBADF (Bad file descriptor) [pid 545] exit_group(0) = ? [pid 545] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./246", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./246/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./246/binderfs") = 0 [pid 298] umount2("./246/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./246/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./246/cgroup.net") = 0 [pid 298] umount2("./246/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./246/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./246/cgroup.cpu") = 0 [pid 298] umount2("./246/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./246/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./246/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./246") = 0 [pid 298] mkdir("./247", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 546 attached [pid 546] set_robust_list(0x555574184760, 24) = 0 [pid 546] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 249 [pid 546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 546] chdir("./247") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 546] setpgid(0, 0) = 0 [pid 546] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 546] <... symlink resumed>) = 0 [pid 546] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 546] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 546] write(3, "1000", 4) = 4 [pid 546] close(3) = 0 [pid 546] symlink("/dev/binderfs", "./binderfs") = 0 [pid 546] write(1, "executing program\n", 18) = 18 executing program [pid 546] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 546] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 546] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 546] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 546] close(3) = 0 [pid 546] close(4) = 0 [pid 546] close(5) = -1 EBADF (Bad file descriptor) [pid 546] close(6) = -1 EBADF (Bad file descriptor) [pid 546] close(7) = -1 EBADF (Bad file descriptor) [pid 546] close(8) = -1 EBADF (Bad file descriptor) [pid 546] close(9) = -1 EBADF (Bad file descriptor) [pid 546] close(10) = -1 EBADF (Bad file descriptor) [pid 546] close(11) = -1 EBADF (Bad file descriptor) [pid 546] close(12) = -1 EBADF (Bad file descriptor) [pid 546] close(13) = -1 EBADF (Bad file descriptor) [pid 546] close(14) = -1 EBADF (Bad file descriptor) [pid 546] close(15) = -1 EBADF (Bad file descriptor) [pid 546] close(16) = -1 EBADF (Bad file descriptor) [pid 546] close(17) = -1 EBADF (Bad file descriptor) [pid 546] close(18) = -1 EBADF (Bad file descriptor) [pid 546] close(19) = -1 EBADF (Bad file descriptor) [pid 546] close(20) = -1 EBADF (Bad file descriptor) [pid 546] close(21) = -1 EBADF (Bad file descriptor) [pid 546] close(22) = -1 EBADF (Bad file descriptor) [pid 546] close(23) = -1 EBADF (Bad file descriptor) [pid 546] close(24) = -1 EBADF (Bad file descriptor) [pid 546] close(25) = -1 EBADF (Bad file descriptor) [pid 546] close(26) = -1 EBADF (Bad file descriptor) [pid 546] close(27) = -1 EBADF (Bad file descriptor) [pid 546] close(28) = -1 EBADF (Bad file descriptor) [pid 546] close(29) = -1 EBADF (Bad file descriptor) [pid 546] exit_group(0) = ? [pid 546] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./247", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./247/binderfs") = 0 [pid 298] umount2("./247/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./247/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./247/cgroup.net") = 0 [pid 298] umount2("./247/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./247/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./247/cgroup.cpu") = 0 [pid 298] umount2("./247/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./247/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./247/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./247") = 0 [pid 298] mkdir("./248", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 250 [pid 547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 547] chdir("./248" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 547] <... chdir resumed>) = 0 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 547] setpgid(0, 0) = 0 [pid 547] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 547] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 547] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 547] write(3, "1000", 4) = 4 [pid 547] close(3) = 0 [pid 547] symlink("/dev/binderfs", "./binderfs") = 0 [pid 547] write(1, "executing program\n", 18) = 18 [pid 547] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 547] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 547] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 547] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 547] close(3) = 0 [pid 547] close(4) = 0 [pid 547] close(5) = -1 EBADF (Bad file descriptor) [pid 547] close(6) = -1 EBADF (Bad file descriptor) [pid 547] close(7) = -1 EBADF (Bad file descriptor) [pid 547] close(8) = -1 EBADF (Bad file descriptor) [pid 547] close(9) = -1 EBADF (Bad file descriptor) [pid 547] close(10) = -1 EBADF (Bad file descriptor) [pid 547] close(11) = -1 EBADF (Bad file descriptor) [pid 547] close(12) = -1 EBADF (Bad file descriptor) [pid 547] close(13) = -1 EBADF (Bad file descriptor) [pid 547] close(14) = -1 EBADF (Bad file descriptor) [pid 547] close(15) = -1 EBADF (Bad file descriptor) [pid 547] close(16) = -1 EBADF (Bad file descriptor) [pid 547] close(17) = -1 EBADF (Bad file descriptor) [pid 547] close(18) = -1 EBADF (Bad file descriptor) [pid 547] close(19) = -1 EBADF (Bad file descriptor) [pid 547] close(20) = -1 EBADF (Bad file descriptor) [pid 547] close(21) = -1 EBADF (Bad file descriptor) [pid 547] close(22) = -1 EBADF (Bad file descriptor) [pid 547] close(23) = -1 EBADF (Bad file descriptor) [pid 547] close(24) = -1 EBADF (Bad file descriptor) [pid 547] close(25) = -1 EBADF (Bad file descriptor) [pid 547] close(26) = -1 EBADF (Bad file descriptor) [pid 547] close(27) = -1 EBADF (Bad file descriptor) [pid 547] close(28) = -1 EBADF (Bad file descriptor) [pid 547] close(29) = -1 EBADF (Bad file descriptor) [pid 547] exit_group(0) = ? [pid 547] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./248", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./248/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./248/binderfs") = 0 [pid 298] umount2("./248/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./248/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./248/cgroup.net") = 0 [pid 298] umount2("./248/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./248/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./248/cgroup.cpu") = 0 [pid 298] umount2("./248/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./248/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./248/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./248") = 0 [pid 298] mkdir("./249", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 548 attached [pid 548] set_robust_list(0x555574184760, 24) = 0 [pid 548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 251 [pid 548] chdir("./249") = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 548] setpgid(0, 0) = 0 [pid 548] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 548] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 548] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3) = 0 [pid 548] symlink("/dev/binderfs", "./binderfs") = 0 [pid 548] write(1, "executing program\n", 18) = 18 [pid 548] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 548] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 548] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 548] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 548] close(3) = 0 [pid 548] close(4) = 0 [pid 548] close(5) = -1 EBADF (Bad file descriptor) [pid 548] close(6) = -1 EBADF (Bad file descriptor) [pid 548] close(7) = -1 EBADF (Bad file descriptor) [pid 548] close(8) = -1 EBADF (Bad file descriptor) [pid 548] close(9) = -1 EBADF (Bad file descriptor) [pid 548] close(10) = -1 EBADF (Bad file descriptor) [pid 548] close(11) = -1 EBADF (Bad file descriptor) [pid 548] close(12) = -1 EBADF (Bad file descriptor) [pid 548] close(13) = -1 EBADF (Bad file descriptor) [pid 548] close(14) = -1 EBADF (Bad file descriptor) [pid 548] close(15) = -1 EBADF (Bad file descriptor) [pid 548] close(16) = -1 EBADF (Bad file descriptor) [pid 548] close(17) = -1 EBADF (Bad file descriptor) [pid 548] close(18) = -1 EBADF (Bad file descriptor) [pid 548] close(19) = -1 EBADF (Bad file descriptor) [pid 548] close(20) = -1 EBADF (Bad file descriptor) [pid 548] close(21) = -1 EBADF (Bad file descriptor) [pid 548] close(22) = -1 EBADF (Bad file descriptor) [pid 548] close(23) = -1 EBADF (Bad file descriptor) [pid 548] close(24) = -1 EBADF (Bad file descriptor) [pid 548] close(25) = -1 EBADF (Bad file descriptor) [pid 548] close(26) = -1 EBADF (Bad file descriptor) [pid 548] close(27) = -1 EBADF (Bad file descriptor) [pid 548] close(28) = -1 EBADF (Bad file descriptor) [pid 548] close(29) = -1 EBADF (Bad file descriptor) [pid 548] exit_group(0) = ? [pid 548] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./249", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./249/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./249/binderfs") = 0 [pid 298] umount2("./249/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./249/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./249/cgroup.net") = 0 [pid 298] umount2("./249/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./249/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./249/cgroup.cpu") = 0 [pid 298] umount2("./249/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./249/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./249/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./249") = 0 [pid 298] mkdir("./250", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 549 attached [pid 549] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 252 [pid 549] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 549] chdir("./250") = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 549] setpgid(0, 0) = 0 [pid 549] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 549] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 549] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 549] write(3, "1000", 4) = 4 [pid 549] close(3) = 0 [pid 549] symlink("/dev/binderfs", "./binderfs") = 0 [pid 549] write(1, "executing program\n", 18) = 18 executing program [pid 549] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 549] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 549] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 549] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 549] close(3) = 0 [pid 549] close(4) = 0 [pid 549] close(5) = -1 EBADF (Bad file descriptor) [pid 549] close(6) = -1 EBADF (Bad file descriptor) [pid 549] close(7) = -1 EBADF (Bad file descriptor) [pid 549] close(8) = -1 EBADF (Bad file descriptor) [pid 549] close(9) = -1 EBADF (Bad file descriptor) [pid 549] close(10) = -1 EBADF (Bad file descriptor) [pid 549] close(11) = -1 EBADF (Bad file descriptor) [pid 549] close(12) = -1 EBADF (Bad file descriptor) [pid 549] close(13) = -1 EBADF (Bad file descriptor) [pid 549] close(14) = -1 EBADF (Bad file descriptor) [pid 549] close(15) = -1 EBADF (Bad file descriptor) [pid 549] close(16) = -1 EBADF (Bad file descriptor) [pid 549] close(17) = -1 EBADF (Bad file descriptor) [pid 549] close(18) = -1 EBADF (Bad file descriptor) [pid 549] close(19) = -1 EBADF (Bad file descriptor) [pid 549] close(20) = -1 EBADF (Bad file descriptor) [pid 549] close(21) = -1 EBADF (Bad file descriptor) [pid 549] close(22) = -1 EBADF (Bad file descriptor) [pid 549] close(23) = -1 EBADF (Bad file descriptor) [pid 549] close(24) = -1 EBADF (Bad file descriptor) [pid 549] close(25) = -1 EBADF (Bad file descriptor) [pid 549] close(26) = -1 EBADF (Bad file descriptor) [pid 549] close(27) = -1 EBADF (Bad file descriptor) [pid 549] close(28) = -1 EBADF (Bad file descriptor) [pid 549] close(29) = -1 EBADF (Bad file descriptor) [pid 549] exit_group(0) = ? [pid 549] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./250", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./250/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./250/binderfs") = 0 [pid 298] umount2("./250/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./250/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./250/cgroup.net") = 0 [pid 298] umount2("./250/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./250/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./250/cgroup.cpu") = 0 [pid 298] umount2("./250/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./250/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./250/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./250") = 0 [pid 298] mkdir("./251", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 550 attached [pid 550] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 253 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 550] chdir("./251") = 0 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 550] setpgid(0, 0) = 0 [pid 550] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 550] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 550] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 550] write(3, "1000", 4) = 4 [pid 550] close(3) = 0 [pid 550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 550] write(1, "executing program\n", 18) = 18 executing program [pid 550] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 550] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 550] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 550] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 550] close(3) = 0 [pid 550] close(4) = 0 [pid 550] close(5) = -1 EBADF (Bad file descriptor) [pid 550] close(6) = -1 EBADF (Bad file descriptor) [pid 550] close(7) = -1 EBADF (Bad file descriptor) [pid 550] close(8) = -1 EBADF (Bad file descriptor) [pid 550] close(9) = -1 EBADF (Bad file descriptor) [pid 550] close(10) = -1 EBADF (Bad file descriptor) [pid 550] close(11) = -1 EBADF (Bad file descriptor) [pid 550] close(12) = -1 EBADF (Bad file descriptor) [pid 550] close(13) = -1 EBADF (Bad file descriptor) [pid 550] close(14) = -1 EBADF (Bad file descriptor) [pid 550] close(15) = -1 EBADF (Bad file descriptor) [pid 550] close(16) = -1 EBADF (Bad file descriptor) [pid 550] close(17) = -1 EBADF (Bad file descriptor) [pid 550] close(18) = -1 EBADF (Bad file descriptor) [pid 550] close(19) = -1 EBADF (Bad file descriptor) [pid 550] close(20) = -1 EBADF (Bad file descriptor) [pid 550] close(21) = -1 EBADF (Bad file descriptor) [pid 550] close(22) = -1 EBADF (Bad file descriptor) [pid 550] close(23) = -1 EBADF (Bad file descriptor) [pid 550] close(24) = -1 EBADF (Bad file descriptor) [pid 550] close(25) = -1 EBADF (Bad file descriptor) [pid 550] close(26) = -1 EBADF (Bad file descriptor) [pid 550] close(27) = -1 EBADF (Bad file descriptor) [pid 550] close(28) = -1 EBADF (Bad file descriptor) [pid 550] close(29) = -1 EBADF (Bad file descriptor) [pid 550] exit_group(0) = ? [pid 550] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./251", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./251/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./251/binderfs") = 0 [pid 298] umount2("./251/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./251/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./251/cgroup.net") = 0 [pid 298] umount2("./251/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./251/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./251/cgroup.cpu") = 0 [pid 298] umount2("./251/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./251/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./251/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./251") = 0 [pid 298] mkdir("./252", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 254 ci2-android-5-10/strace-static-x86_64: Process 551 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 551] set_robust_list(0x555574184760, 24) = 0 [pid 551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 551] chdir("./252") = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0) = 0 [pid 551] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 551] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 551] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 551] close(3) = 0 [pid 551] symlink("/dev/binderfs", "./binderfs") = 0 [pid 551] write(1, "executing program\n", 18) = 18 executing program [pid 551] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 551] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 551] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 551] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 551] close(3) = 0 [pid 551] close(4) = 0 [pid 551] close(5) = -1 EBADF (Bad file descriptor) [pid 551] close(6) = -1 EBADF (Bad file descriptor) [pid 551] close(7) = -1 EBADF (Bad file descriptor) [pid 551] close(8) = -1 EBADF (Bad file descriptor) [pid 551] close(9) = -1 EBADF (Bad file descriptor) [pid 551] close(10) = -1 EBADF (Bad file descriptor) [pid 551] close(11) = -1 EBADF (Bad file descriptor) [pid 551] close(12) = -1 EBADF (Bad file descriptor) [pid 551] close(13) = -1 EBADF (Bad file descriptor) [pid 551] close(14) = -1 EBADF (Bad file descriptor) [pid 551] close(15) = -1 EBADF (Bad file descriptor) [pid 551] close(16) = -1 EBADF (Bad file descriptor) [pid 551] close(17) = -1 EBADF (Bad file descriptor) [pid 551] close(18) = -1 EBADF (Bad file descriptor) [pid 551] close(19) = -1 EBADF (Bad file descriptor) [pid 551] close(20) = -1 EBADF (Bad file descriptor) [pid 551] close(21) = -1 EBADF (Bad file descriptor) [pid 551] close(22) = -1 EBADF (Bad file descriptor) [pid 551] close(23) = -1 EBADF (Bad file descriptor) [pid 551] close(24) = -1 EBADF (Bad file descriptor) [pid 551] close(25) = -1 EBADF (Bad file descriptor) [pid 551] close(26) = -1 EBADF (Bad file descriptor) [pid 551] close(27) = -1 EBADF (Bad file descriptor) [pid 551] close(28) = -1 EBADF (Bad file descriptor) [pid 551] close(29) = -1 EBADF (Bad file descriptor) [pid 551] exit_group(0) = ? [pid 551] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./252", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./252/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./252/binderfs") = 0 [pid 298] umount2("./252/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./252/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./252/cgroup.net") = 0 [pid 298] umount2("./252/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./252/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./252/cgroup.cpu") = 0 [pid 298] umount2("./252/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./252/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./252/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./252") = 0 [pid 298] mkdir("./253", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 552 attached [pid 552] set_robust_list(0x555574184760, 24) = 0 [pid 552] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 255 [pid 552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 552] chdir("./253") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 552] setpgid(0, 0) = 0 [pid 552] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 552] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 552] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 552] write(3, "1000", 4) = 4 [pid 552] close(3) = 0 [pid 552] symlink("/dev/binderfs", "./binderfs") = 0 [pid 552] write(1, "executing program\n", 18) = 18 executing program [pid 552] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 552] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 552] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 552] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 552] close(3) = 0 [pid 552] close(4) = 0 [pid 552] close(5) = -1 EBADF (Bad file descriptor) [pid 552] close(6) = -1 EBADF (Bad file descriptor) [pid 552] close(7) = -1 EBADF (Bad file descriptor) [pid 552] close(8) = -1 EBADF (Bad file descriptor) [pid 552] close(9) = -1 EBADF (Bad file descriptor) [pid 552] close(10) = -1 EBADF (Bad file descriptor) [pid 552] close(11) = -1 EBADF (Bad file descriptor) [pid 552] close(12) = -1 EBADF (Bad file descriptor) [pid 552] close(13) = -1 EBADF (Bad file descriptor) [pid 552] close(14) = -1 EBADF (Bad file descriptor) [pid 552] close(15) = -1 EBADF (Bad file descriptor) [pid 552] close(16) = -1 EBADF (Bad file descriptor) [pid 552] close(17) = -1 EBADF (Bad file descriptor) [pid 552] close(18) = -1 EBADF (Bad file descriptor) [pid 552] close(19) = -1 EBADF (Bad file descriptor) [pid 552] close(20) = -1 EBADF (Bad file descriptor) [pid 552] close(21) = -1 EBADF (Bad file descriptor) [pid 552] close(22) = -1 EBADF (Bad file descriptor) [pid 552] close(23) = -1 EBADF (Bad file descriptor) [pid 552] close(24) = -1 EBADF (Bad file descriptor) [pid 552] close(25) = -1 EBADF (Bad file descriptor) [pid 552] close(26) = -1 EBADF (Bad file descriptor) [pid 552] close(27) = -1 EBADF (Bad file descriptor) [pid 552] close(28) = -1 EBADF (Bad file descriptor) [pid 552] close(29) = -1 EBADF (Bad file descriptor) [pid 552] exit_group(0) = ? [pid 552] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./253", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./253/binderfs") = 0 [pid 298] umount2("./253/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./253/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./253/cgroup.net") = 0 [pid 298] umount2("./253/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./253/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./253/cgroup.cpu") = 0 [pid 298] umount2("./253/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./253/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./253/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./253") = 0 [pid 298] mkdir("./254", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 256 [pid 553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 553] chdir("./254") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 553] setpgid(0, 0) = 0 [pid 553] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 553] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 553] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 553] write(3, "1000", 4) = 4 [pid 553] close(3) = 0 [pid 553] symlink("/dev/binderfs", "./binderfs") = 0 [pid 553] write(1, "executing program\n", 18) = 18 executing program [pid 553] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 553] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 553] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 553] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 553] close(3) = 0 [pid 553] close(4) = 0 [pid 553] close(5) = -1 EBADF (Bad file descriptor) [pid 553] close(6) = -1 EBADF (Bad file descriptor) [pid 553] close(7) = -1 EBADF (Bad file descriptor) [pid 553] close(8) = -1 EBADF (Bad file descriptor) [pid 553] close(9) = -1 EBADF (Bad file descriptor) [pid 553] close(10) = -1 EBADF (Bad file descriptor) [pid 553] close(11) = -1 EBADF (Bad file descriptor) [pid 553] close(12) = -1 EBADF (Bad file descriptor) [pid 553] close(13) = -1 EBADF (Bad file descriptor) [pid 553] close(14) = -1 EBADF (Bad file descriptor) [pid 553] close(15) = -1 EBADF (Bad file descriptor) [pid 553] close(16) = -1 EBADF (Bad file descriptor) [pid 553] close(17) = -1 EBADF (Bad file descriptor) [pid 553] close(18) = -1 EBADF (Bad file descriptor) [pid 553] close(19) = -1 EBADF (Bad file descriptor) [pid 553] close(20) = -1 EBADF (Bad file descriptor) [pid 553] close(21) = -1 EBADF (Bad file descriptor) [pid 553] close(22) = -1 EBADF (Bad file descriptor) [pid 553] close(23) = -1 EBADF (Bad file descriptor) [pid 553] close(24) = -1 EBADF (Bad file descriptor) [pid 553] close(25) = -1 EBADF (Bad file descriptor) [pid 553] close(26) = -1 EBADF (Bad file descriptor) [pid 553] close(27) = -1 EBADF (Bad file descriptor) [pid 553] close(28) = -1 EBADF (Bad file descriptor) [pid 553] close(29) = -1 EBADF (Bad file descriptor) [pid 553] exit_group(0) = ? [pid 553] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./254", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./254/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./254/binderfs") = 0 [pid 298] umount2("./254/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./254/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./254/cgroup.net") = 0 [pid 298] umount2("./254/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./254/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./254/cgroup.cpu") = 0 [pid 298] umount2("./254/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./254/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./254/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./254") = 0 [pid 298] mkdir("./255", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 554 attached [pid 554] set_robust_list(0x555574184760, 24) = 0 [pid 554] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 257 [pid 554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 554] chdir("./255") = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 554] setpgid(0, 0) = 0 [pid 554] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 554] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 554] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 554] write(3, "1000", 4) = 4 [pid 554] close(3) = 0 [pid 554] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 554] write(1, "executing program\n", 18) = 18 [pid 554] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 554] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 554] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 554] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 554] close(3) = 0 [pid 554] close(4) = 0 [pid 554] close(5) = -1 EBADF (Bad file descriptor) [pid 554] close(6) = -1 EBADF (Bad file descriptor) [pid 554] close(7) = -1 EBADF (Bad file descriptor) [pid 554] close(8) = -1 EBADF (Bad file descriptor) [pid 554] close(9) = -1 EBADF (Bad file descriptor) [pid 554] close(10) = -1 EBADF (Bad file descriptor) [pid 554] close(11) = -1 EBADF (Bad file descriptor) [pid 554] close(12) = -1 EBADF (Bad file descriptor) [pid 554] close(13) = -1 EBADF (Bad file descriptor) [pid 554] close(14) = -1 EBADF (Bad file descriptor) [pid 554] close(15) = -1 EBADF (Bad file descriptor) [pid 554] close(16) = -1 EBADF (Bad file descriptor) [pid 554] close(17) = -1 EBADF (Bad file descriptor) [pid 554] close(18) = -1 EBADF (Bad file descriptor) [pid 554] close(19) = -1 EBADF (Bad file descriptor) [pid 554] close(20) = -1 EBADF (Bad file descriptor) [pid 554] close(21) = -1 EBADF (Bad file descriptor) [pid 554] close(22) = -1 EBADF (Bad file descriptor) [pid 554] close(23) = -1 EBADF (Bad file descriptor) [pid 554] close(24) = -1 EBADF (Bad file descriptor) [pid 554] close(25) = -1 EBADF (Bad file descriptor) [pid 554] close(26) = -1 EBADF (Bad file descriptor) [pid 554] close(27) = -1 EBADF (Bad file descriptor) [pid 554] close(28) = -1 EBADF (Bad file descriptor) [pid 554] close(29) = -1 EBADF (Bad file descriptor) [pid 554] exit_group(0) = ? [pid 554] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./255", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./255/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./255/binderfs") = 0 [pid 298] umount2("./255/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./255/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./255/cgroup.net") = 0 [pid 298] umount2("./255/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./255/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./255/cgroup.cpu") = 0 [pid 298] umount2("./255/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./255/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./255/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./255") = 0 [pid 298] mkdir("./256", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 258 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] chdir("./256") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 555] setpgid(0, 0) = 0 [pid 555] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 555] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 555] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 555] symlink("/dev/binderfs", "./binderfs") = 0 [pid 555] write(1, "executing program\n", 18) = 18 [pid 555] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 555] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 555] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 555] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 555] close(3) = 0 [pid 555] close(4) = 0 [pid 555] close(5) = -1 EBADF (Bad file descriptor) [pid 555] close(6) = -1 EBADF (Bad file descriptor) [pid 555] close(7) = -1 EBADF (Bad file descriptor) [pid 555] close(8) = -1 EBADF (Bad file descriptor) [pid 555] close(9) = -1 EBADF (Bad file descriptor) [pid 555] close(10) = -1 EBADF (Bad file descriptor) [pid 555] close(11) = -1 EBADF (Bad file descriptor) [pid 555] close(12) = -1 EBADF (Bad file descriptor) [pid 555] close(13) = -1 EBADF (Bad file descriptor) [pid 555] close(14) = -1 EBADF (Bad file descriptor) [pid 555] close(15) = -1 EBADF (Bad file descriptor) [pid 555] close(16) = -1 EBADF (Bad file descriptor) [pid 555] close(17) = -1 EBADF (Bad file descriptor) [pid 555] close(18) = -1 EBADF (Bad file descriptor) [pid 555] close(19) = -1 EBADF (Bad file descriptor) [pid 555] close(20) = -1 EBADF (Bad file descriptor) [pid 555] close(21) = -1 EBADF (Bad file descriptor) [pid 555] close(22) = -1 EBADF (Bad file descriptor) [pid 555] close(23) = -1 EBADF (Bad file descriptor) [pid 555] close(24) = -1 EBADF (Bad file descriptor) [pid 555] close(25) = -1 EBADF (Bad file descriptor) [pid 555] close(26) = -1 EBADF (Bad file descriptor) [pid 555] close(27) = -1 EBADF (Bad file descriptor) [pid 555] close(28) = -1 EBADF (Bad file descriptor) [pid 555] close(29) = -1 EBADF (Bad file descriptor) [pid 555] exit_group(0) = ? [pid 555] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./256", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./256/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./256/binderfs") = 0 [pid 298] umount2("./256/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./256/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./256/cgroup.net") = 0 [pid 298] umount2("./256/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./256/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./256/cgroup.cpu") = 0 [pid 298] umount2("./256/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./256/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./256/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./256") = 0 [pid 298] mkdir("./257", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 259 [pid 556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 556] chdir("./257") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 556] setpgid(0, 0) = 0 [pid 556] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 556] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 556] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 556] write(3, "1000", 4) = 4 [pid 556] close(3) = 0 [pid 556] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 556] write(1, "executing program\n", 18) = 18 [pid 556] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 556] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 556] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 556] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 556] close(3) = 0 [pid 556] close(4) = 0 [pid 556] close(5) = -1 EBADF (Bad file descriptor) [pid 556] close(6) = -1 EBADF (Bad file descriptor) [pid 556] close(7) = -1 EBADF (Bad file descriptor) [pid 556] close(8) = -1 EBADF (Bad file descriptor) [pid 556] close(9) = -1 EBADF (Bad file descriptor) [pid 556] close(10) = -1 EBADF (Bad file descriptor) [pid 556] close(11) = -1 EBADF (Bad file descriptor) [pid 556] close(12) = -1 EBADF (Bad file descriptor) [pid 556] close(13) = -1 EBADF (Bad file descriptor) [pid 556] close(14) = -1 EBADF (Bad file descriptor) [pid 556] close(15) = -1 EBADF (Bad file descriptor) [pid 556] close(16) = -1 EBADF (Bad file descriptor) [pid 556] close(17) = -1 EBADF (Bad file descriptor) [pid 556] close(18) = -1 EBADF (Bad file descriptor) [pid 556] close(19) = -1 EBADF (Bad file descriptor) [pid 556] close(20) = -1 EBADF (Bad file descriptor) [pid 556] close(21) = -1 EBADF (Bad file descriptor) [pid 556] close(22) = -1 EBADF (Bad file descriptor) [pid 556] close(23) = -1 EBADF (Bad file descriptor) [pid 556] close(24) = -1 EBADF (Bad file descriptor) [pid 556] close(25) = -1 EBADF (Bad file descriptor) [pid 556] close(26) = -1 EBADF (Bad file descriptor) [pid 556] close(27) = -1 EBADF (Bad file descriptor) [pid 556] close(28) = -1 EBADF (Bad file descriptor) [pid 556] close(29) = -1 EBADF (Bad file descriptor) [pid 556] exit_group(0) = ? [pid 556] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./257", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./257/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./257/binderfs") = 0 [pid 298] umount2("./257/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./257/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./257/cgroup.net") = 0 [pid 298] umount2("./257/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./257/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./257/cgroup.cpu") = 0 [pid 298] umount2("./257/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./257/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./257/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./257") = 0 [pid 298] mkdir("./258", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 557 attached , child_tidptr=0x555574184750) = 260 [pid 557] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 557] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] chdir("./258") = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 557] setpgid(0, 0) = 0 [pid 557] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 557] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 557] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 557] write(3, "1000", 4) = 4 [pid 557] close(3) = 0 [pid 557] symlink("/dev/binderfs", "./binderfs") = 0 [pid 557] write(1, "executing program\n", 18) = 18 executing program [pid 557] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 557] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 557] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 557] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 557] close(3) = 0 [pid 557] close(4) = 0 [pid 557] close(5) = -1 EBADF (Bad file descriptor) [pid 557] close(6) = -1 EBADF (Bad file descriptor) [pid 557] close(7) = -1 EBADF (Bad file descriptor) [pid 557] close(8) = -1 EBADF (Bad file descriptor) [pid 557] close(9) = -1 EBADF (Bad file descriptor) [pid 557] close(10) = -1 EBADF (Bad file descriptor) [pid 557] close(11) = -1 EBADF (Bad file descriptor) [pid 557] close(12) = -1 EBADF (Bad file descriptor) [pid 557] close(13) = -1 EBADF (Bad file descriptor) [pid 557] close(14) = -1 EBADF (Bad file descriptor) [pid 557] close(15) = -1 EBADF (Bad file descriptor) [pid 557] close(16) = -1 EBADF (Bad file descriptor) [pid 557] close(17) = -1 EBADF (Bad file descriptor) [pid 557] close(18) = -1 EBADF (Bad file descriptor) [pid 557] close(19) = -1 EBADF (Bad file descriptor) [pid 557] close(20) = -1 EBADF (Bad file descriptor) [pid 557] close(21) = -1 EBADF (Bad file descriptor) [pid 557] close(22) = -1 EBADF (Bad file descriptor) [pid 557] close(23) = -1 EBADF (Bad file descriptor) [pid 557] close(24) = -1 EBADF (Bad file descriptor) [pid 557] close(25) = -1 EBADF (Bad file descriptor) [pid 557] close(26) = -1 EBADF (Bad file descriptor) [pid 557] close(27) = -1 EBADF (Bad file descriptor) [pid 557] close(28) = -1 EBADF (Bad file descriptor) [pid 557] close(29) = -1 EBADF (Bad file descriptor) [pid 557] exit_group(0) = ? [pid 557] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./258", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./258/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./258/binderfs") = 0 [pid 298] umount2("./258/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./258/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./258/cgroup.net") = 0 [pid 298] umount2("./258/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./258/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./258/cgroup.cpu") = 0 [pid 298] umount2("./258/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./258/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./258/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./258") = 0 [pid 298] mkdir("./259", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x555574184760, 24) = 0 [pid 558] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 261 [pid 558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 558] chdir("./259") = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 558] setpgid(0, 0) = 0 [pid 558] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 558] <... symlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 558] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 558] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 558] write(3, "1000", 4) = 4 [pid 558] close(3) = 0 [pid 558] symlink("/dev/binderfs", "./binderfs") = 0 [pid 558] write(1, "executing program\n", 18) = 18 [pid 558] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 558] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 558] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 558] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 558] close(3) = 0 [pid 558] close(4) = 0 [pid 558] close(5) = -1 EBADF (Bad file descriptor) [pid 558] close(6) = -1 EBADF (Bad file descriptor) [pid 558] close(7) = -1 EBADF (Bad file descriptor) [pid 558] close(8) = -1 EBADF (Bad file descriptor) [pid 558] close(9) = -1 EBADF (Bad file descriptor) [pid 558] close(10) = -1 EBADF (Bad file descriptor) [pid 558] close(11) = -1 EBADF (Bad file descriptor) [pid 558] close(12) = -1 EBADF (Bad file descriptor) [pid 558] close(13) = -1 EBADF (Bad file descriptor) [pid 558] close(14) = -1 EBADF (Bad file descriptor) [pid 558] close(15) = -1 EBADF (Bad file descriptor) [pid 558] close(16) = -1 EBADF (Bad file descriptor) [pid 558] close(17) = -1 EBADF (Bad file descriptor) [pid 558] close(18) = -1 EBADF (Bad file descriptor) [pid 558] close(19) = -1 EBADF (Bad file descriptor) [pid 558] close(20) = -1 EBADF (Bad file descriptor) [pid 558] close(21) = -1 EBADF (Bad file descriptor) [pid 558] close(22) = -1 EBADF (Bad file descriptor) [pid 558] close(23) = -1 EBADF (Bad file descriptor) [pid 558] close(24) = -1 EBADF (Bad file descriptor) [pid 558] close(25) = -1 EBADF (Bad file descriptor) [pid 558] close(26) = -1 EBADF (Bad file descriptor) [pid 558] close(27) = -1 EBADF (Bad file descriptor) [pid 558] close(28) = -1 EBADF (Bad file descriptor) [pid 558] close(29) = -1 EBADF (Bad file descriptor) [pid 558] exit_group(0) = ? [pid 558] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./259", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./259/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./259/binderfs") = 0 [pid 298] umount2("./259/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./259/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./259/cgroup.net") = 0 [pid 298] umount2("./259/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./259/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./259/cgroup.cpu") = 0 [pid 298] umount2("./259/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./259/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./259/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./259") = 0 [pid 298] mkdir("./260", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 559 attached , child_tidptr=0x555574184750) = 262 [pid 559] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 559] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 559] chdir("./260") = 0 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 559] setpgid(0, 0) = 0 [pid 559] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 559] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 559] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 559] write(3, "1000", 4) = 4 [pid 559] close(3) = 0 [pid 559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 559] write(1, "executing program\n", 18) = 18 executing program [pid 559] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 559] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 559] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 559] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 559] close(3) = 0 [pid 559] close(4) = 0 [pid 559] close(5) = -1 EBADF (Bad file descriptor) [pid 559] close(6) = -1 EBADF (Bad file descriptor) [pid 559] close(7) = -1 EBADF (Bad file descriptor) [pid 559] close(8) = -1 EBADF (Bad file descriptor) [pid 559] close(9) = -1 EBADF (Bad file descriptor) [pid 559] close(10) = -1 EBADF (Bad file descriptor) [pid 559] close(11) = -1 EBADF (Bad file descriptor) [pid 559] close(12) = -1 EBADF (Bad file descriptor) [pid 559] close(13) = -1 EBADF (Bad file descriptor) [pid 559] close(14) = -1 EBADF (Bad file descriptor) [pid 559] close(15) = -1 EBADF (Bad file descriptor) [pid 559] close(16) = -1 EBADF (Bad file descriptor) [pid 559] close(17) = -1 EBADF (Bad file descriptor) [pid 559] close(18) = -1 EBADF (Bad file descriptor) [pid 559] close(19) = -1 EBADF (Bad file descriptor) [pid 559] close(20) = -1 EBADF (Bad file descriptor) [pid 559] close(21) = -1 EBADF (Bad file descriptor) [pid 559] close(22) = -1 EBADF (Bad file descriptor) [pid 559] close(23) = -1 EBADF (Bad file descriptor) [pid 559] close(24) = -1 EBADF (Bad file descriptor) [pid 559] close(25) = -1 EBADF (Bad file descriptor) [pid 559] close(26) = -1 EBADF (Bad file descriptor) [pid 559] close(27) = -1 EBADF (Bad file descriptor) [pid 559] close(28) = -1 EBADF (Bad file descriptor) [pid 559] close(29) = -1 EBADF (Bad file descriptor) [pid 559] exit_group(0) = ? [pid 559] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./260", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./260/binderfs") = 0 [pid 298] umount2("./260/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./260/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./260/cgroup.net") = 0 [pid 298] umount2("./260/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./260/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./260/cgroup.cpu") = 0 [pid 298] umount2("./260/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./260/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./260/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./260") = 0 [pid 298] mkdir("./261", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 560 attached [pid 560] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 263 [pid 560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 560] chdir("./261" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 560] <... chdir resumed>) = 0 [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 560] setpgid(0, 0) = 0 [pid 560] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 560] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 560] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 560] write(3, "1000", 4) = 4 [pid 560] close(3) = 0 [pid 560] symlink("/dev/binderfs", "./binderfs") = 0 [pid 560] write(1, "executing program\n", 18) = 18 executing program [pid 560] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 560] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 560] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 560] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 560] close(3) = 0 [pid 560] close(4) = 0 [pid 560] close(5) = -1 EBADF (Bad file descriptor) [pid 560] close(6) = -1 EBADF (Bad file descriptor) [pid 560] close(7) = -1 EBADF (Bad file descriptor) [pid 560] close(8) = -1 EBADF (Bad file descriptor) [pid 560] close(9) = -1 EBADF (Bad file descriptor) [pid 560] close(10) = -1 EBADF (Bad file descriptor) [pid 560] close(11) = -1 EBADF (Bad file descriptor) [pid 560] close(12) = -1 EBADF (Bad file descriptor) [pid 560] close(13) = -1 EBADF (Bad file descriptor) [pid 560] close(14) = -1 EBADF (Bad file descriptor) [pid 560] close(15) = -1 EBADF (Bad file descriptor) [pid 560] close(16) = -1 EBADF (Bad file descriptor) [pid 560] close(17) = -1 EBADF (Bad file descriptor) [pid 560] close(18) = -1 EBADF (Bad file descriptor) [pid 560] close(19) = -1 EBADF (Bad file descriptor) [pid 560] close(20) = -1 EBADF (Bad file descriptor) [pid 560] close(21) = -1 EBADF (Bad file descriptor) [pid 560] close(22) = -1 EBADF (Bad file descriptor) [pid 560] close(23) = -1 EBADF (Bad file descriptor) [pid 560] close(24) = -1 EBADF (Bad file descriptor) [pid 560] close(25) = -1 EBADF (Bad file descriptor) [pid 560] close(26) = -1 EBADF (Bad file descriptor) [pid 560] close(27) = -1 EBADF (Bad file descriptor) [pid 560] close(28) = -1 EBADF (Bad file descriptor) [pid 560] close(29) = -1 EBADF (Bad file descriptor) [pid 560] exit_group(0) = ? [pid 560] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./261", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./261/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./261/binderfs") = 0 [pid 298] umount2("./261/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./261/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./261/cgroup.net") = 0 [pid 298] umount2("./261/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./261/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./261/cgroup.cpu") = 0 [pid 298] umount2("./261/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./261/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./261/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./261") = 0 [pid 298] mkdir("./262", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 561 attached , child_tidptr=0x555574184750) = 264 [pid 561] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 561] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 561] chdir("./262") = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 561] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 561] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 [pid 561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 561] write(1, "executing program\n", 18) = 18 executing program [pid 561] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 561] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 561] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 561] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 561] close(3) = 0 [pid 561] close(4) = 0 [pid 561] close(5) = -1 EBADF (Bad file descriptor) [pid 561] close(6) = -1 EBADF (Bad file descriptor) [pid 561] close(7) = -1 EBADF (Bad file descriptor) [pid 561] close(8) = -1 EBADF (Bad file descriptor) [pid 561] close(9) = -1 EBADF (Bad file descriptor) [pid 561] close(10) = -1 EBADF (Bad file descriptor) [pid 561] close(11) = -1 EBADF (Bad file descriptor) [pid 561] close(12) = -1 EBADF (Bad file descriptor) [pid 561] close(13) = -1 EBADF (Bad file descriptor) [pid 561] close(14) = -1 EBADF (Bad file descriptor) [pid 561] close(15) = -1 EBADF (Bad file descriptor) [pid 561] close(16) = -1 EBADF (Bad file descriptor) [pid 561] close(17) = -1 EBADF (Bad file descriptor) [pid 561] close(18) = -1 EBADF (Bad file descriptor) [pid 561] close(19) = -1 EBADF (Bad file descriptor) [pid 561] close(20) = -1 EBADF (Bad file descriptor) [pid 561] close(21) = -1 EBADF (Bad file descriptor) [pid 561] close(22) = -1 EBADF (Bad file descriptor) [pid 561] close(23) = -1 EBADF (Bad file descriptor) [pid 561] close(24) = -1 EBADF (Bad file descriptor) [pid 561] close(25) = -1 EBADF (Bad file descriptor) [pid 561] close(26) = -1 EBADF (Bad file descriptor) [pid 561] close(27) = -1 EBADF (Bad file descriptor) [pid 561] close(28) = -1 EBADF (Bad file descriptor) [pid 561] close(29) = -1 EBADF (Bad file descriptor) [pid 561] exit_group(0) = ? [pid 561] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./262", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./262/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./262/binderfs") = 0 [pid 298] umount2("./262/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./262/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./262/cgroup.net") = 0 [pid 298] umount2("./262/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./262/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./262/cgroup.cpu") = 0 [pid 298] umount2("./262/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./262/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./262/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./262") = 0 [pid 298] mkdir("./263", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 562 attached [pid 562] set_robust_list(0x555574184760, 24) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 265 [pid 562] chdir("./263") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 562] setpgid(0, 0) = 0 [pid 562] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 562] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 562] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 562] write(3, "1000", 4) = 4 [pid 562] close(3) = 0 [pid 562] symlink("/dev/binderfs", "./binderfs") = 0 [pid 562] write(1, "executing program\n", 18) = 18 [pid 562] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 562] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 562] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 562] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 562] close(3) = 0 [pid 562] close(4) = 0 [pid 562] close(5) = -1 EBADF (Bad file descriptor) [pid 562] close(6) = -1 EBADF (Bad file descriptor) [pid 562] close(7) = -1 EBADF (Bad file descriptor) [pid 562] close(8) = -1 EBADF (Bad file descriptor) [pid 562] close(9) = -1 EBADF (Bad file descriptor) [pid 562] close(10) = -1 EBADF (Bad file descriptor) [pid 562] close(11) = -1 EBADF (Bad file descriptor) [pid 562] close(12) = -1 EBADF (Bad file descriptor) [pid 562] close(13) = -1 EBADF (Bad file descriptor) [pid 562] close(14) = -1 EBADF (Bad file descriptor) [pid 562] close(15) = -1 EBADF (Bad file descriptor) [pid 562] close(16) = -1 EBADF (Bad file descriptor) [pid 562] close(17) = -1 EBADF (Bad file descriptor) [pid 562] close(18) = -1 EBADF (Bad file descriptor) [pid 562] close(19) = -1 EBADF (Bad file descriptor) [pid 562] close(20) = -1 EBADF (Bad file descriptor) [pid 562] close(21) = -1 EBADF (Bad file descriptor) [pid 562] close(22) = -1 EBADF (Bad file descriptor) [pid 562] close(23) = -1 EBADF (Bad file descriptor) [pid 562] close(24) = -1 EBADF (Bad file descriptor) [pid 562] close(25) = -1 EBADF (Bad file descriptor) [pid 562] close(26) = -1 EBADF (Bad file descriptor) [pid 562] close(27) = -1 EBADF (Bad file descriptor) [pid 562] close(28) = -1 EBADF (Bad file descriptor) [pid 562] close(29) = -1 EBADF (Bad file descriptor) [pid 562] exit_group(0) = ? [pid 562] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./263", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./263/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./263/binderfs") = 0 [pid 298] umount2("./263/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./263/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./263/cgroup.net") = 0 [pid 298] umount2("./263/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./263/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./263/cgroup.cpu") = 0 [pid 298] umount2("./263/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./263/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./263/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./263") = 0 [pid 298] mkdir("./264", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 266 ci2-android-5-10/strace-static-x86_64: Process 563 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 563] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 563] <... set_robust_list resumed>) = 0 [pid 563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 563] chdir("./264") = 0 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 563] setpgid(0, 0) = 0 [pid 563] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 563] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 563] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 563] write(3, "1000", 4) = 4 [pid 563] close(3) = 0 [pid 563] symlink("/dev/binderfs", "./binderfs") = 0 [pid 563] write(1, "executing program\n", 18) = 18 executing program [pid 563] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 563] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 563] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 563] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 563] close(3) = 0 [pid 563] close(4) = 0 [pid 563] close(5) = -1 EBADF (Bad file descriptor) [pid 563] close(6) = -1 EBADF (Bad file descriptor) [pid 563] close(7) = -1 EBADF (Bad file descriptor) [pid 563] close(8) = -1 EBADF (Bad file descriptor) [pid 563] close(9) = -1 EBADF (Bad file descriptor) [pid 563] close(10) = -1 EBADF (Bad file descriptor) [pid 563] close(11) = -1 EBADF (Bad file descriptor) [pid 563] close(12) = -1 EBADF (Bad file descriptor) [pid 563] close(13) = -1 EBADF (Bad file descriptor) [pid 563] close(14) = -1 EBADF (Bad file descriptor) [pid 563] close(15) = -1 EBADF (Bad file descriptor) [pid 563] close(16) = -1 EBADF (Bad file descriptor) [pid 563] close(17) = -1 EBADF (Bad file descriptor) [pid 563] close(18) = -1 EBADF (Bad file descriptor) [pid 563] close(19) = -1 EBADF (Bad file descriptor) [pid 563] close(20) = -1 EBADF (Bad file descriptor) [pid 563] close(21) = -1 EBADF (Bad file descriptor) [pid 563] close(22) = -1 EBADF (Bad file descriptor) [pid 563] close(23) = -1 EBADF (Bad file descriptor) [pid 563] close(24) = -1 EBADF (Bad file descriptor) [pid 563] close(25) = -1 EBADF (Bad file descriptor) [pid 563] close(26) = -1 EBADF (Bad file descriptor) [pid 563] close(27) = -1 EBADF (Bad file descriptor) [pid 563] close(28) = -1 EBADF (Bad file descriptor) [pid 563] close(29) = -1 EBADF (Bad file descriptor) [pid 563] exit_group(0) = ? [pid 563] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./264", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./264/binderfs") = 0 [pid 298] umount2("./264/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./264/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./264/cgroup.net") = 0 [pid 298] umount2("./264/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./264/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./264/cgroup.cpu") = 0 [pid 298] umount2("./264/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./264/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./264/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./264") = 0 [pid 298] mkdir("./265", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 564 attached [pid 564] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 267 [pid 564] <... set_robust_list resumed>) = 0 [pid 564] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 564] chdir("./265" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 564] <... chdir resumed>) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 564] setpgid(0, 0) = 0 [pid 564] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 564] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 564] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 564] write(3, "1000", 4) = 4 [pid 564] close(3) = 0 [pid 564] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 564] write(1, "executing program\n", 18) = 18 [pid 564] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 564] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 564] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 564] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 564] close(3) = 0 [pid 564] close(4) = 0 [pid 564] close(5) = -1 EBADF (Bad file descriptor) [pid 564] close(6) = -1 EBADF (Bad file descriptor) [pid 564] close(7) = -1 EBADF (Bad file descriptor) [pid 564] close(8) = -1 EBADF (Bad file descriptor) [pid 564] close(9) = -1 EBADF (Bad file descriptor) [pid 564] close(10) = -1 EBADF (Bad file descriptor) [pid 564] close(11) = -1 EBADF (Bad file descriptor) [pid 564] close(12) = -1 EBADF (Bad file descriptor) [pid 564] close(13) = -1 EBADF (Bad file descriptor) [pid 564] close(14) = -1 EBADF (Bad file descriptor) [pid 564] close(15) = -1 EBADF (Bad file descriptor) [pid 564] close(16) = -1 EBADF (Bad file descriptor) [pid 564] close(17) = -1 EBADF (Bad file descriptor) [pid 564] close(18) = -1 EBADF (Bad file descriptor) [pid 564] close(19) = -1 EBADF (Bad file descriptor) [pid 564] close(20) = -1 EBADF (Bad file descriptor) [pid 564] close(21) = -1 EBADF (Bad file descriptor) [pid 564] close(22) = -1 EBADF (Bad file descriptor) [pid 564] close(23) = -1 EBADF (Bad file descriptor) [pid 564] close(24) = -1 EBADF (Bad file descriptor) [pid 564] close(25) = -1 EBADF (Bad file descriptor) [pid 564] close(26) = -1 EBADF (Bad file descriptor) [pid 564] close(27) = -1 EBADF (Bad file descriptor) [pid 564] close(28) = -1 EBADF (Bad file descriptor) [pid 564] close(29) = -1 EBADF (Bad file descriptor) [pid 564] exit_group(0) = ? [pid 564] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./265", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./265/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./265/binderfs") = 0 [pid 298] umount2("./265/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./265/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./265/cgroup.net") = 0 [pid 298] umount2("./265/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./265/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./265/cgroup.cpu") = 0 [pid 298] umount2("./265/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./265/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./265/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./265") = 0 [pid 298] mkdir("./266", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 565 attached [pid 565] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 268 [pid 565] <... set_robust_list resumed>) = 0 [pid 565] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 565] chdir("./266" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 565] <... chdir resumed>) = 0 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 565] setpgid(0, 0) = 0 [pid 565] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 565] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 565] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 565] write(3, "1000", 4) = 4 [pid 565] close(3) = 0 [pid 565] symlink("/dev/binderfs", "./binderfs") = 0 [pid 565] write(1, "executing program\n", 18) = 18 executing program [pid 565] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 565] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 565] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 565] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 565] close(3) = 0 [pid 565] close(4) = 0 [pid 565] close(5) = -1 EBADF (Bad file descriptor) [pid 565] close(6) = -1 EBADF (Bad file descriptor) [pid 565] close(7) = -1 EBADF (Bad file descriptor) [pid 565] close(8) = -1 EBADF (Bad file descriptor) [pid 565] close(9) = -1 EBADF (Bad file descriptor) [pid 565] close(10) = -1 EBADF (Bad file descriptor) [pid 565] close(11) = -1 EBADF (Bad file descriptor) [pid 565] close(12) = -1 EBADF (Bad file descriptor) [pid 565] close(13) = -1 EBADF (Bad file descriptor) [pid 565] close(14) = -1 EBADF (Bad file descriptor) [pid 565] close(15) = -1 EBADF (Bad file descriptor) [pid 565] close(16) = -1 EBADF (Bad file descriptor) [pid 565] close(17) = -1 EBADF (Bad file descriptor) [pid 565] close(18) = -1 EBADF (Bad file descriptor) [pid 565] close(19) = -1 EBADF (Bad file descriptor) [pid 565] close(20) = -1 EBADF (Bad file descriptor) [pid 565] close(21) = -1 EBADF (Bad file descriptor) [pid 565] close(22) = -1 EBADF (Bad file descriptor) [pid 565] close(23) = -1 EBADF (Bad file descriptor) [pid 565] close(24) = -1 EBADF (Bad file descriptor) [pid 565] close(25) = -1 EBADF (Bad file descriptor) [pid 565] close(26) = -1 EBADF (Bad file descriptor) [pid 565] close(27) = -1 EBADF (Bad file descriptor) [pid 565] close(28) = -1 EBADF (Bad file descriptor) [pid 565] close(29) = -1 EBADF (Bad file descriptor) [pid 565] exit_group(0) = ? [pid 565] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./266", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./266/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./266/binderfs") = 0 [pid 298] umount2("./266/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./266/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./266/cgroup.net") = 0 [pid 298] umount2("./266/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./266/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./266/cgroup.cpu") = 0 [pid 298] umount2("./266/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./266/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./266/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./266") = 0 [pid 298] mkdir("./267", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 269 [pid 566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 566] chdir("./267") = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 566] setpgid(0, 0) = 0 [pid 566] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 566] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 566] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3) = 0 [pid 566] symlink("/dev/binderfs", "./binderfs") = 0 [pid 566] write(1, "executing program\n", 18) = 18 [pid 566] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 566] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 566] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 566] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 566] close(3) = 0 [pid 566] close(4) = 0 [pid 566] close(5) = -1 EBADF (Bad file descriptor) [pid 566] close(6) = -1 EBADF (Bad file descriptor) [pid 566] close(7) = -1 EBADF (Bad file descriptor) [pid 566] close(8) = -1 EBADF (Bad file descriptor) [pid 566] close(9) = -1 EBADF (Bad file descriptor) [pid 566] close(10) = -1 EBADF (Bad file descriptor) [pid 566] close(11) = -1 EBADF (Bad file descriptor) [pid 566] close(12) = -1 EBADF (Bad file descriptor) [pid 566] close(13) = -1 EBADF (Bad file descriptor) [pid 566] close(14) = -1 EBADF (Bad file descriptor) [pid 566] close(15) = -1 EBADF (Bad file descriptor) [pid 566] close(16) = -1 EBADF (Bad file descriptor) [pid 566] close(17) = -1 EBADF (Bad file descriptor) [pid 566] close(18) = -1 EBADF (Bad file descriptor) [pid 566] close(19) = -1 EBADF (Bad file descriptor) [pid 566] close(20) = -1 EBADF (Bad file descriptor) [pid 566] close(21) = -1 EBADF (Bad file descriptor) [pid 566] close(22) = -1 EBADF (Bad file descriptor) [pid 566] close(23) = -1 EBADF (Bad file descriptor) [pid 566] close(24) = -1 EBADF (Bad file descriptor) [pid 566] close(25) = -1 EBADF (Bad file descriptor) [pid 566] close(26) = -1 EBADF (Bad file descriptor) [pid 566] close(27) = -1 EBADF (Bad file descriptor) [pid 566] close(28) = -1 EBADF (Bad file descriptor) [pid 566] close(29) = -1 EBADF (Bad file descriptor) [pid 566] exit_group(0) = ? [pid 566] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./267", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./267/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./267/binderfs") = 0 [pid 298] umount2("./267/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./267/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./267/cgroup.net") = 0 [pid 298] umount2("./267/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./267/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./267/cgroup.cpu") = 0 [pid 298] umount2("./267/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./267/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./267/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./267") = 0 [pid 298] mkdir("./268", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 270 [pid 567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 567] chdir("./268" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 567] <... chdir resumed>) = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 567] <... prctl resumed>) = 0 [pid 567] setpgid(0, 0) = 0 [pid 567] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 567] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 567] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 567] write(3, "1000", 4) = 4 [pid 567] close(3) = 0 [pid 567] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 567] write(1, "executing program\n", 18) = 18 [pid 567] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 567] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 567] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 567] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 567] close(3) = 0 [pid 567] close(4) = 0 [pid 567] close(5) = -1 EBADF (Bad file descriptor) [pid 567] close(6) = -1 EBADF (Bad file descriptor) [pid 567] close(7) = -1 EBADF (Bad file descriptor) [pid 567] close(8) = -1 EBADF (Bad file descriptor) [pid 567] close(9) = -1 EBADF (Bad file descriptor) [pid 567] close(10) = -1 EBADF (Bad file descriptor) [pid 567] close(11) = -1 EBADF (Bad file descriptor) [pid 567] close(12) = -1 EBADF (Bad file descriptor) [pid 567] close(13) = -1 EBADF (Bad file descriptor) [pid 567] close(14) = -1 EBADF (Bad file descriptor) [pid 567] close(15) = -1 EBADF (Bad file descriptor) [pid 567] close(16) = -1 EBADF (Bad file descriptor) [pid 567] close(17) = -1 EBADF (Bad file descriptor) [pid 567] close(18) = -1 EBADF (Bad file descriptor) [pid 567] close(19) = -1 EBADF (Bad file descriptor) [pid 567] close(20) = -1 EBADF (Bad file descriptor) [pid 567] close(21) = -1 EBADF (Bad file descriptor) [pid 567] close(22) = -1 EBADF (Bad file descriptor) [pid 567] close(23) = -1 EBADF (Bad file descriptor) [pid 567] close(24) = -1 EBADF (Bad file descriptor) [pid 567] close(25) = -1 EBADF (Bad file descriptor) [pid 567] close(26) = -1 EBADF (Bad file descriptor) [pid 567] close(27) = -1 EBADF (Bad file descriptor) [pid 567] close(28) = -1 EBADF (Bad file descriptor) [pid 567] close(29) = -1 EBADF (Bad file descriptor) [pid 567] exit_group(0) = ? [pid 567] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./268", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./268/binderfs") = 0 [pid 298] umount2("./268/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./268/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./268/cgroup.net") = 0 [pid 298] umount2("./268/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./268/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./268/cgroup.cpu") = 0 [pid 298] umount2("./268/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./268/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./268/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./268") = 0 [pid 298] mkdir("./269", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 568 attached [pid 568] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 271 [pid 568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 568] chdir("./269" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 568] <... chdir resumed>) = 0 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 568] setpgid(0, 0) = 0 [pid 568] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 568] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 568] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 568] write(3, "1000", 4) = 4 [pid 568] close(3) = 0 [pid 568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 568] write(1, "executing program\n", 18) = 18 [pid 568] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 568] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 568] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 568] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 568] close(3) = 0 [pid 568] close(4) = 0 [pid 568] close(5) = -1 EBADF (Bad file descriptor) [pid 568] close(6) = -1 EBADF (Bad file descriptor) [pid 568] close(7) = -1 EBADF (Bad file descriptor) [pid 568] close(8) = -1 EBADF (Bad file descriptor) [pid 568] close(9) = -1 EBADF (Bad file descriptor) [pid 568] close(10) = -1 EBADF (Bad file descriptor) [pid 568] close(11) = -1 EBADF (Bad file descriptor) [pid 568] close(12) = -1 EBADF (Bad file descriptor) [pid 568] close(13) = -1 EBADF (Bad file descriptor) [pid 568] close(14) = -1 EBADF (Bad file descriptor) [pid 568] close(15) = -1 EBADF (Bad file descriptor) [pid 568] close(16) = -1 EBADF (Bad file descriptor) [pid 568] close(17) = -1 EBADF (Bad file descriptor) [pid 568] close(18) = -1 EBADF (Bad file descriptor) [pid 568] close(19) = -1 EBADF (Bad file descriptor) [pid 568] close(20) = -1 EBADF (Bad file descriptor) [pid 568] close(21) = -1 EBADF (Bad file descriptor) [pid 568] close(22) = -1 EBADF (Bad file descriptor) [pid 568] close(23) = -1 EBADF (Bad file descriptor) [pid 568] close(24) = -1 EBADF (Bad file descriptor) [pid 568] close(25) = -1 EBADF (Bad file descriptor) [pid 568] close(26) = -1 EBADF (Bad file descriptor) [pid 568] close(27) = -1 EBADF (Bad file descriptor) [pid 568] close(28) = -1 EBADF (Bad file descriptor) [pid 568] close(29) = -1 EBADF (Bad file descriptor) [pid 568] exit_group(0) = ? [pid 568] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./269", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./269/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./269/binderfs") = 0 [pid 298] umount2("./269/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./269/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./269/cgroup.net") = 0 [pid 298] umount2("./269/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./269/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./269/cgroup.cpu") = 0 [pid 298] umount2("./269/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./269/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./269/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./269") = 0 [pid 298] mkdir("./270", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 569 attached [pid 569] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 272 [pid 569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 569] chdir("./270") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 569] setpgid(0, 0) = 0 [pid 569] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 569] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 569] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 569] write(3, "1000", 4) = 4 [pid 569] close(3) = 0 [pid 569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 569] write(1, "executing program\n", 18) = 18 executing program [pid 569] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 569] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 569] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 569] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 569] close(3) = 0 [pid 569] close(4) = 0 [pid 569] close(5) = -1 EBADF (Bad file descriptor) [pid 569] close(6) = -1 EBADF (Bad file descriptor) [pid 569] close(7) = -1 EBADF (Bad file descriptor) [pid 569] close(8) = -1 EBADF (Bad file descriptor) [pid 569] close(9) = -1 EBADF (Bad file descriptor) [pid 569] close(10) = -1 EBADF (Bad file descriptor) [pid 569] close(11) = -1 EBADF (Bad file descriptor) [pid 569] close(12) = -1 EBADF (Bad file descriptor) [pid 569] close(13) = -1 EBADF (Bad file descriptor) [pid 569] close(14) = -1 EBADF (Bad file descriptor) [pid 569] close(15) = -1 EBADF (Bad file descriptor) [pid 569] close(16) = -1 EBADF (Bad file descriptor) [pid 569] close(17) = -1 EBADF (Bad file descriptor) [pid 569] close(18) = -1 EBADF (Bad file descriptor) [pid 569] close(19) = -1 EBADF (Bad file descriptor) [pid 569] close(20) = -1 EBADF (Bad file descriptor) [pid 569] close(21) = -1 EBADF (Bad file descriptor) [pid 569] close(22) = -1 EBADF (Bad file descriptor) [pid 569] close(23) = -1 EBADF (Bad file descriptor) [pid 569] close(24) = -1 EBADF (Bad file descriptor) [pid 569] close(25) = -1 EBADF (Bad file descriptor) [pid 569] close(26) = -1 EBADF (Bad file descriptor) [pid 569] close(27) = -1 EBADF (Bad file descriptor) [pid 569] close(28) = -1 EBADF (Bad file descriptor) [pid 569] close(29) = -1 EBADF (Bad file descriptor) [pid 569] exit_group(0) = ? [pid 569] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./270", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./270/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./270/binderfs") = 0 [pid 298] umount2("./270/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./270/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./270/cgroup.net") = 0 [pid 298] umount2("./270/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./270/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./270/cgroup.cpu") = 0 [pid 298] umount2("./270/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./270/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./270/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./270") = 0 [pid 298] mkdir("./271", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 570 attached [pid 570] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 273 [pid 570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 570] chdir("./271") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 570] setpgid(0, 0) = 0 [pid 570] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 570] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 570] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 570] write(3, "1000", 4) = 4 [pid 570] close(3) = 0 [pid 570] symlink("/dev/binderfs", "./binderfs") = 0 [pid 570] write(1, "executing program\n", 18) = 18 executing program [pid 570] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 570] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 570] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 570] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 570] close(3) = 0 [pid 570] close(4) = 0 [pid 570] close(5) = -1 EBADF (Bad file descriptor) [pid 570] close(6) = -1 EBADF (Bad file descriptor) [pid 570] close(7) = -1 EBADF (Bad file descriptor) [pid 570] close(8) = -1 EBADF (Bad file descriptor) [pid 570] close(9) = -1 EBADF (Bad file descriptor) [pid 570] close(10) = -1 EBADF (Bad file descriptor) [pid 570] close(11) = -1 EBADF (Bad file descriptor) [pid 570] close(12) = -1 EBADF (Bad file descriptor) [pid 570] close(13) = -1 EBADF (Bad file descriptor) [pid 570] close(14) = -1 EBADF (Bad file descriptor) [pid 570] close(15) = -1 EBADF (Bad file descriptor) [pid 570] close(16) = -1 EBADF (Bad file descriptor) [pid 570] close(17) = -1 EBADF (Bad file descriptor) [pid 570] close(18) = -1 EBADF (Bad file descriptor) [pid 570] close(19) = -1 EBADF (Bad file descriptor) [pid 570] close(20) = -1 EBADF (Bad file descriptor) [pid 570] close(21) = -1 EBADF (Bad file descriptor) [pid 570] close(22) = -1 EBADF (Bad file descriptor) [pid 570] close(23) = -1 EBADF (Bad file descriptor) [pid 570] close(24) = -1 EBADF (Bad file descriptor) [pid 570] close(25) = -1 EBADF (Bad file descriptor) [pid 570] close(26) = -1 EBADF (Bad file descriptor) [pid 570] close(27) = -1 EBADF (Bad file descriptor) [pid 570] close(28) = -1 EBADF (Bad file descriptor) [pid 570] close(29) = -1 EBADF (Bad file descriptor) [pid 570] exit_group(0) = ? [pid 570] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./271", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./271/binderfs") = 0 [pid 298] umount2("./271/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./271/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./271/cgroup.net") = 0 [pid 298] umount2("./271/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./271/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./271/cgroup.cpu") = 0 [pid 298] umount2("./271/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./271/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./271/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./271") = 0 [pid 298] mkdir("./272", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 571 attached [pid 571] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 274 [pid 571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 571] chdir("./272" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 571] <... chdir resumed>) = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 571] setpgid(0, 0) = 0 [pid 571] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 571] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 571] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 571] write(3, "1000", 4) = 4 [pid 571] close(3) = 0 [pid 571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 571] write(1, "executing program\n", 18) = 18 [pid 571] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 571] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 571] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 571] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 571] close(3) = 0 [pid 571] close(4) = 0 [pid 571] close(5) = -1 EBADF (Bad file descriptor) [pid 571] close(6) = -1 EBADF (Bad file descriptor) [pid 571] close(7) = -1 EBADF (Bad file descriptor) [pid 571] close(8) = -1 EBADF (Bad file descriptor) [pid 571] close(9) = -1 EBADF (Bad file descriptor) [pid 571] close(10) = -1 EBADF (Bad file descriptor) [pid 571] close(11) = -1 EBADF (Bad file descriptor) [pid 571] close(12) = -1 EBADF (Bad file descriptor) [pid 571] close(13) = -1 EBADF (Bad file descriptor) [pid 571] close(14) = -1 EBADF (Bad file descriptor) [pid 571] close(15) = -1 EBADF (Bad file descriptor) [pid 571] close(16) = -1 EBADF (Bad file descriptor) [pid 571] close(17) = -1 EBADF (Bad file descriptor) [pid 571] close(18) = -1 EBADF (Bad file descriptor) [pid 571] close(19) = -1 EBADF (Bad file descriptor) [pid 571] close(20) = -1 EBADF (Bad file descriptor) [pid 571] close(21) = -1 EBADF (Bad file descriptor) [pid 571] close(22) = -1 EBADF (Bad file descriptor) [pid 571] close(23) = -1 EBADF (Bad file descriptor) [pid 571] close(24) = -1 EBADF (Bad file descriptor) [pid 571] close(25) = -1 EBADF (Bad file descriptor) [pid 571] close(26) = -1 EBADF (Bad file descriptor) [pid 571] close(27) = -1 EBADF (Bad file descriptor) [pid 571] close(28) = -1 EBADF (Bad file descriptor) [pid 571] close(29) = -1 EBADF (Bad file descriptor) [pid 571] exit_group(0) = ? [pid 571] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./272", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./272/binderfs") = 0 [pid 298] umount2("./272/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./272/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./272/cgroup.net") = 0 [pid 298] umount2("./272/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./272/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./272/cgroup.cpu") = 0 [pid 298] umount2("./272/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./272/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./272/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./272") = 0 [pid 298] mkdir("./273", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 572 attached [pid 572] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 275 [pid 572] <... set_robust_list resumed>) = 0 [pid 572] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 572] chdir("./273" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 572] <... chdir resumed>) = 0 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 572] setpgid(0, 0) = 0 [pid 572] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 572] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 572] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 572] write(3, "1000", 4) = 4 [pid 572] close(3) = 0 [pid 572] symlink("/dev/binderfs", "./binderfs") = 0 [pid 572] write(1, "executing program\n", 18) = 18 executing program [pid 572] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 572] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 572] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 572] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 572] close(3) = 0 [pid 572] close(4) = 0 [pid 572] close(5) = -1 EBADF (Bad file descriptor) [pid 572] close(6) = -1 EBADF (Bad file descriptor) [pid 572] close(7) = -1 EBADF (Bad file descriptor) [pid 572] close(8) = -1 EBADF (Bad file descriptor) [pid 572] close(9) = -1 EBADF (Bad file descriptor) [pid 572] close(10) = -1 EBADF (Bad file descriptor) [pid 572] close(11) = -1 EBADF (Bad file descriptor) [pid 572] close(12) = -1 EBADF (Bad file descriptor) [pid 572] close(13) = -1 EBADF (Bad file descriptor) [pid 572] close(14) = -1 EBADF (Bad file descriptor) [pid 572] close(15) = -1 EBADF (Bad file descriptor) [pid 572] close(16) = -1 EBADF (Bad file descriptor) [pid 572] close(17) = -1 EBADF (Bad file descriptor) [pid 572] close(18) = -1 EBADF (Bad file descriptor) [pid 572] close(19) = -1 EBADF (Bad file descriptor) [pid 572] close(20) = -1 EBADF (Bad file descriptor) [pid 572] close(21) = -1 EBADF (Bad file descriptor) [pid 572] close(22) = -1 EBADF (Bad file descriptor) [pid 572] close(23) = -1 EBADF (Bad file descriptor) [pid 572] close(24) = -1 EBADF (Bad file descriptor) [pid 572] close(25) = -1 EBADF (Bad file descriptor) [pid 572] close(26) = -1 EBADF (Bad file descriptor) [pid 572] close(27) = -1 EBADF (Bad file descriptor) [pid 572] close(28) = -1 EBADF (Bad file descriptor) [pid 572] close(29) = -1 EBADF (Bad file descriptor) [pid 572] exit_group(0) = ? [pid 572] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./273", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./273/binderfs") = 0 [pid 298] umount2("./273/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./273/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./273/cgroup.net") = 0 [pid 298] umount2("./273/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./273/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./273/cgroup.cpu") = 0 [pid 298] umount2("./273/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./273/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./273/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./273") = 0 [pid 298] mkdir("./274", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 276 [pid 573] <... set_robust_list resumed>) = 0 [pid 573] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 573] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 573] chdir("./274" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 573] <... chdir resumed>) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 573] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 573] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 573] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4) = 4 [pid 573] close(3) = 0 [pid 573] symlink("/dev/binderfs", "./binderfs") = 0 [pid 573] write(1, "executing program\n", 18) = 18 executing program [pid 573] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 573] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 573] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 573] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 573] close(3) = 0 [pid 573] close(4) = 0 [pid 573] close(5) = -1 EBADF (Bad file descriptor) [pid 573] close(6) = -1 EBADF (Bad file descriptor) [pid 573] close(7) = -1 EBADF (Bad file descriptor) [pid 573] close(8) = -1 EBADF (Bad file descriptor) [pid 573] close(9) = -1 EBADF (Bad file descriptor) [pid 573] close(10) = -1 EBADF (Bad file descriptor) [pid 573] close(11) = -1 EBADF (Bad file descriptor) [pid 573] close(12) = -1 EBADF (Bad file descriptor) [pid 573] close(13) = -1 EBADF (Bad file descriptor) [pid 573] close(14) = -1 EBADF (Bad file descriptor) [pid 573] close(15) = -1 EBADF (Bad file descriptor) [pid 573] close(16) = -1 EBADF (Bad file descriptor) [pid 573] close(17) = -1 EBADF (Bad file descriptor) [pid 573] close(18) = -1 EBADF (Bad file descriptor) [pid 573] close(19) = -1 EBADF (Bad file descriptor) [pid 573] close(20) = -1 EBADF (Bad file descriptor) [pid 573] close(21) = -1 EBADF (Bad file descriptor) [pid 573] close(22) = -1 EBADF (Bad file descriptor) [pid 573] close(23) = -1 EBADF (Bad file descriptor) [pid 573] close(24) = -1 EBADF (Bad file descriptor) [pid 573] close(25) = -1 EBADF (Bad file descriptor) [pid 573] close(26) = -1 EBADF (Bad file descriptor) [pid 573] close(27) = -1 EBADF (Bad file descriptor) [pid 573] close(28) = -1 EBADF (Bad file descriptor) [pid 573] close(29) = -1 EBADF (Bad file descriptor) [pid 573] exit_group(0) = ? [pid 573] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./274", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./274/binderfs") = 0 [pid 298] umount2("./274/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./274/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./274/cgroup.net") = 0 [pid 298] umount2("./274/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./274/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./274/cgroup.cpu") = 0 [pid 298] umount2("./274/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./274/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./274/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./274") = 0 [pid 298] mkdir("./275", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 574 attached [pid 574] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 277 [pid 574] <... set_robust_list resumed>) = 0 [pid 574] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 574] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 574] chdir("./275") = 0 [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 574] setpgid(0, 0) = 0 [pid 574] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 574] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 574] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 574] write(3, "1000", 4) = 4 [pid 574] close(3) = 0 [pid 574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 574] write(1, "executing program\n", 18) = 18 executing program [pid 574] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 574] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 574] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 574] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 574] close(3) = 0 [pid 574] close(4) = 0 [pid 574] close(5) = -1 EBADF (Bad file descriptor) [pid 574] close(6) = -1 EBADF (Bad file descriptor) [pid 574] close(7) = -1 EBADF (Bad file descriptor) [pid 574] close(8) = -1 EBADF (Bad file descriptor) [pid 574] close(9) = -1 EBADF (Bad file descriptor) [pid 574] close(10) = -1 EBADF (Bad file descriptor) [pid 574] close(11) = -1 EBADF (Bad file descriptor) [pid 574] close(12) = -1 EBADF (Bad file descriptor) [pid 574] close(13) = -1 EBADF (Bad file descriptor) [pid 574] close(14) = -1 EBADF (Bad file descriptor) [pid 574] close(15) = -1 EBADF (Bad file descriptor) [pid 574] close(16) = -1 EBADF (Bad file descriptor) [pid 574] close(17) = -1 EBADF (Bad file descriptor) [pid 574] close(18) = -1 EBADF (Bad file descriptor) [pid 574] close(19) = -1 EBADF (Bad file descriptor) [pid 574] close(20) = -1 EBADF (Bad file descriptor) [pid 574] close(21) = -1 EBADF (Bad file descriptor) [pid 574] close(22) = -1 EBADF (Bad file descriptor) [pid 574] close(23) = -1 EBADF (Bad file descriptor) [pid 574] close(24) = -1 EBADF (Bad file descriptor) [pid 574] close(25) = -1 EBADF (Bad file descriptor) [pid 574] close(26) = -1 EBADF (Bad file descriptor) [pid 574] close(27) = -1 EBADF (Bad file descriptor) [pid 574] close(28) = -1 EBADF (Bad file descriptor) [pid 574] close(29) = -1 EBADF (Bad file descriptor) [pid 574] exit_group(0) = ? [pid 574] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./275", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./275/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./275/binderfs") = 0 [pid 298] umount2("./275/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./275/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./275/cgroup.net") = 0 [pid 298] umount2("./275/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./275/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./275/cgroup.cpu") = 0 [pid 298] umount2("./275/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./275/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./275/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./275") = 0 [pid 298] mkdir("./276", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 278 [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 575] chdir("./276") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 575] setpgid(0, 0) = 0 [pid 575] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 575] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 575] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 575] write(3, "1000", 4) = 4 [pid 575] close(3) = 0 [pid 575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 575] write(1, "executing program\n", 18) = 18 [pid 575] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 575] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 575] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 575] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 575] close(3) = 0 [pid 575] close(4) = 0 [pid 575] close(5) = -1 EBADF (Bad file descriptor) [pid 575] close(6) = -1 EBADF (Bad file descriptor) [pid 575] close(7) = -1 EBADF (Bad file descriptor) [pid 575] close(8) = -1 EBADF (Bad file descriptor) [pid 575] close(9) = -1 EBADF (Bad file descriptor) [pid 575] close(10) = -1 EBADF (Bad file descriptor) [pid 575] close(11) = -1 EBADF (Bad file descriptor) [pid 575] close(12) = -1 EBADF (Bad file descriptor) [pid 575] close(13) = -1 EBADF (Bad file descriptor) [pid 575] close(14) = -1 EBADF (Bad file descriptor) [pid 575] close(15) = -1 EBADF (Bad file descriptor) [pid 575] close(16) = -1 EBADF (Bad file descriptor) [pid 575] close(17) = -1 EBADF (Bad file descriptor) [pid 575] close(18) = -1 EBADF (Bad file descriptor) [pid 575] close(19) = -1 EBADF (Bad file descriptor) [pid 575] close(20) = -1 EBADF (Bad file descriptor) [pid 575] close(21) = -1 EBADF (Bad file descriptor) [pid 575] close(22) = -1 EBADF (Bad file descriptor) [pid 575] close(23) = -1 EBADF (Bad file descriptor) [pid 575] close(24) = -1 EBADF (Bad file descriptor) [pid 575] close(25) = -1 EBADF (Bad file descriptor) [pid 575] close(26) = -1 EBADF (Bad file descriptor) [pid 575] close(27) = -1 EBADF (Bad file descriptor) [pid 575] close(28) = -1 EBADF (Bad file descriptor) [pid 575] close(29) = -1 EBADF (Bad file descriptor) [pid 575] exit_group(0) = ? [pid 575] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./276", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./276/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./276/binderfs") = 0 [pid 298] umount2("./276/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./276/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./276/cgroup.net") = 0 [pid 298] umount2("./276/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./276/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./276/cgroup.cpu") = 0 [pid 298] umount2("./276/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./276/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./276/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./276") = 0 [pid 298] mkdir("./277", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 576 attached [pid 576] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 279 [pid 576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 576] chdir("./277") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 576] setpgid(0, 0) = 0 [pid 576] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 576] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 576] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 576] write(3, "1000", 4) = 4 [pid 576] close(3) = 0 [pid 576] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 576] write(1, "executing program\n", 18) = 18 [pid 576] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 576] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 576] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 576] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 576] close(3) = 0 [pid 576] close(4) = 0 [pid 576] close(5) = -1 EBADF (Bad file descriptor) [pid 576] close(6) = -1 EBADF (Bad file descriptor) [pid 576] close(7) = -1 EBADF (Bad file descriptor) [pid 576] close(8) = -1 EBADF (Bad file descriptor) [pid 576] close(9) = -1 EBADF (Bad file descriptor) [pid 576] close(10) = -1 EBADF (Bad file descriptor) [pid 576] close(11) = -1 EBADF (Bad file descriptor) [pid 576] close(12) = -1 EBADF (Bad file descriptor) [pid 576] close(13) = -1 EBADF (Bad file descriptor) [pid 576] close(14) = -1 EBADF (Bad file descriptor) [pid 576] close(15) = -1 EBADF (Bad file descriptor) [pid 576] close(16) = -1 EBADF (Bad file descriptor) [pid 576] close(17) = -1 EBADF (Bad file descriptor) [pid 576] close(18) = -1 EBADF (Bad file descriptor) [pid 576] close(19) = -1 EBADF (Bad file descriptor) [pid 576] close(20) = -1 EBADF (Bad file descriptor) [pid 576] close(21) = -1 EBADF (Bad file descriptor) [pid 576] close(22) = -1 EBADF (Bad file descriptor) [pid 576] close(23) = -1 EBADF (Bad file descriptor) [pid 576] close(24) = -1 EBADF (Bad file descriptor) [pid 576] close(25) = -1 EBADF (Bad file descriptor) [pid 576] close(26) = -1 EBADF (Bad file descriptor) [pid 576] close(27) = -1 EBADF (Bad file descriptor) [pid 576] close(28) = -1 EBADF (Bad file descriptor) [pid 576] close(29) = -1 EBADF (Bad file descriptor) [pid 576] exit_group(0) = ? [pid 576] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./277", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./277/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./277/binderfs") = 0 [pid 298] umount2("./277/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./277/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./277/cgroup.net") = 0 [pid 298] umount2("./277/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./277/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./277/cgroup.cpu") = 0 [pid 298] umount2("./277/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./277/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./277/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./277") = 0 [pid 298] mkdir("./278", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 577 attached , child_tidptr=0x555574184750) = 280 [pid 577] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 577] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 577] chdir("./278") = 0 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 577] setpgid(0, 0) = 0 [pid 577] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 577] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 577] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 577] write(3, "1000", 4) = 4 [pid 577] close(3) = 0 [pid 577] symlink("/dev/binderfs", "./binderfs") = 0 [pid 577] write(1, "executing program\n", 18) = 18 [pid 577] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 577] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 577] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 577] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 577] close(3) = 0 [pid 577] close(4) = 0 [pid 577] close(5) = -1 EBADF (Bad file descriptor) [pid 577] close(6) = -1 EBADF (Bad file descriptor) [pid 577] close(7) = -1 EBADF (Bad file descriptor) [pid 577] close(8) = -1 EBADF (Bad file descriptor) [pid 577] close(9) = -1 EBADF (Bad file descriptor) [pid 577] close(10) = -1 EBADF (Bad file descriptor) [pid 577] close(11) = -1 EBADF (Bad file descriptor) [pid 577] close(12) = -1 EBADF (Bad file descriptor) [pid 577] close(13) = -1 EBADF (Bad file descriptor) [pid 577] close(14) = -1 EBADF (Bad file descriptor) [pid 577] close(15) = -1 EBADF (Bad file descriptor) [pid 577] close(16) = -1 EBADF (Bad file descriptor) [pid 577] close(17) = -1 EBADF (Bad file descriptor) [pid 577] close(18) = -1 EBADF (Bad file descriptor) [pid 577] close(19) = -1 EBADF (Bad file descriptor) [pid 577] close(20) = -1 EBADF (Bad file descriptor) [pid 577] close(21) = -1 EBADF (Bad file descriptor) [pid 577] close(22) = -1 EBADF (Bad file descriptor) [pid 577] close(23) = -1 EBADF (Bad file descriptor) [pid 577] close(24) = -1 EBADF (Bad file descriptor) [pid 577] close(25) = -1 EBADF (Bad file descriptor) [pid 577] close(26) = -1 EBADF (Bad file descriptor) [pid 577] close(27) = -1 EBADF (Bad file descriptor) [pid 577] close(28) = -1 EBADF (Bad file descriptor) [pid 577] close(29) = -1 EBADF (Bad file descriptor) [pid 577] exit_group(0) = ? [pid 577] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./278", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./278/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./278/binderfs") = 0 [pid 298] umount2("./278/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./278/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./278/cgroup.net") = 0 [pid 298] umount2("./278/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./278/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./278/cgroup.cpu") = 0 [pid 298] umount2("./278/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./278/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./278/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./278") = 0 [pid 298] mkdir("./279", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x555574184760, 24) = 0 [pid 578] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 281 [pid 578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 578] chdir("./279") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 578] setpgid(0, 0) = 0 [pid 578] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 578] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 578] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3) = 0 [pid 578] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 578] write(1, "executing program\n", 18) = 18 [pid 578] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 578] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 578] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 578] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 578] close(3) = 0 [pid 578] close(4) = 0 [pid 578] close(5) = -1 EBADF (Bad file descriptor) [pid 578] close(6) = -1 EBADF (Bad file descriptor) [pid 578] close(7) = -1 EBADF (Bad file descriptor) [pid 578] close(8) = -1 EBADF (Bad file descriptor) [pid 578] close(9) = -1 EBADF (Bad file descriptor) [pid 578] close(10) = -1 EBADF (Bad file descriptor) [pid 578] close(11) = -1 EBADF (Bad file descriptor) [pid 578] close(12) = -1 EBADF (Bad file descriptor) [pid 578] close(13) = -1 EBADF (Bad file descriptor) [pid 578] close(14) = -1 EBADF (Bad file descriptor) [pid 578] close(15) = -1 EBADF (Bad file descriptor) [pid 578] close(16) = -1 EBADF (Bad file descriptor) [pid 578] close(17) = -1 EBADF (Bad file descriptor) [pid 578] close(18) = -1 EBADF (Bad file descriptor) [pid 578] close(19) = -1 EBADF (Bad file descriptor) [pid 578] close(20) = -1 EBADF (Bad file descriptor) [pid 578] close(21) = -1 EBADF (Bad file descriptor) [pid 578] close(22) = -1 EBADF (Bad file descriptor) [pid 578] close(23) = -1 EBADF (Bad file descriptor) [pid 578] close(24) = -1 EBADF (Bad file descriptor) [pid 578] close(25) = -1 EBADF (Bad file descriptor) [pid 578] close(26) = -1 EBADF (Bad file descriptor) [pid 578] close(27) = -1 EBADF (Bad file descriptor) [pid 578] close(28) = -1 EBADF (Bad file descriptor) [pid 578] close(29) = -1 EBADF (Bad file descriptor) [pid 578] exit_group(0) = ? [pid 578] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./279", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./279/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./279/binderfs") = 0 [pid 298] umount2("./279/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./279/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./279/cgroup.net") = 0 [pid 298] umount2("./279/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./279/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./279/cgroup.cpu") = 0 [pid 298] umount2("./279/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./279/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./279/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./279") = 0 [pid 298] mkdir("./280", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 579 attached [pid 579] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 282 [pid 579] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 579] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 579] chdir("./280") = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] setpgid(0, 0) = 0 [pid 579] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 579] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 579] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 579] write(3, "1000", 4) = 4 [pid 579] close(3) = 0 [pid 579] symlink("/dev/binderfs", "./binderfs") = 0 [pid 579] write(1, "executing program\n", 18) = 18 executing program [pid 579] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 579] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 579] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 579] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 579] close(3) = 0 [pid 579] close(4) = 0 [pid 579] close(5) = -1 EBADF (Bad file descriptor) [pid 579] close(6) = -1 EBADF (Bad file descriptor) [pid 579] close(7) = -1 EBADF (Bad file descriptor) [pid 579] close(8) = -1 EBADF (Bad file descriptor) [pid 579] close(9) = -1 EBADF (Bad file descriptor) [pid 579] close(10) = -1 EBADF (Bad file descriptor) [pid 579] close(11) = -1 EBADF (Bad file descriptor) [pid 579] close(12) = -1 EBADF (Bad file descriptor) [pid 579] close(13) = -1 EBADF (Bad file descriptor) [pid 579] close(14) = -1 EBADF (Bad file descriptor) [pid 579] close(15) = -1 EBADF (Bad file descriptor) [pid 579] close(16) = -1 EBADF (Bad file descriptor) [pid 579] close(17) = -1 EBADF (Bad file descriptor) [pid 579] close(18) = -1 EBADF (Bad file descriptor) [pid 579] close(19) = -1 EBADF (Bad file descriptor) [pid 579] close(20) = -1 EBADF (Bad file descriptor) [pid 579] close(21) = -1 EBADF (Bad file descriptor) [pid 579] close(22) = -1 EBADF (Bad file descriptor) [pid 579] close(23) = -1 EBADF (Bad file descriptor) [pid 579] close(24) = -1 EBADF (Bad file descriptor) [pid 579] close(25) = -1 EBADF (Bad file descriptor) [pid 579] close(26) = -1 EBADF (Bad file descriptor) [pid 579] close(27) = -1 EBADF (Bad file descriptor) [pid 579] close(28) = -1 EBADF (Bad file descriptor) [pid 579] close(29) = -1 EBADF (Bad file descriptor) [pid 579] exit_group(0) = ? [pid 579] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./280", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./280/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./280/binderfs") = 0 [pid 298] umount2("./280/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./280/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./280/cgroup.net") = 0 [pid 298] umount2("./280/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./280/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./280/cgroup.cpu") = 0 [pid 298] umount2("./280/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./280/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./280/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./280") = 0 [pid 298] mkdir("./281", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 580 attached [pid 580] set_robust_list(0x555574184760, 24) = 0 [pid 580] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 283 [pid 580] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 580] chdir("./281" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 580] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 580] setpgid(0, 0) = 0 [pid 580] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 580] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 580] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 580] write(3, "1000", 4) = 4 [pid 580] close(3) = 0 [pid 580] symlink("/dev/binderfs", "./binderfs") = 0 [pid 580] write(1, "executing program\n", 18) = 18 executing program [pid 580] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 580] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 580] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 580] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 580] close(3) = 0 [pid 580] close(4) = 0 [pid 580] close(5) = -1 EBADF (Bad file descriptor) [pid 580] close(6) = -1 EBADF (Bad file descriptor) [pid 580] close(7) = -1 EBADF (Bad file descriptor) [pid 580] close(8) = -1 EBADF (Bad file descriptor) [pid 580] close(9) = -1 EBADF (Bad file descriptor) [pid 580] close(10) = -1 EBADF (Bad file descriptor) [pid 580] close(11) = -1 EBADF (Bad file descriptor) [pid 580] close(12) = -1 EBADF (Bad file descriptor) [pid 580] close(13) = -1 EBADF (Bad file descriptor) [pid 580] close(14) = -1 EBADF (Bad file descriptor) [pid 580] close(15) = -1 EBADF (Bad file descriptor) [pid 580] close(16) = -1 EBADF (Bad file descriptor) [pid 580] close(17) = -1 EBADF (Bad file descriptor) [pid 580] close(18) = -1 EBADF (Bad file descriptor) [pid 580] close(19) = -1 EBADF (Bad file descriptor) [pid 580] close(20) = -1 EBADF (Bad file descriptor) [pid 580] close(21) = -1 EBADF (Bad file descriptor) [pid 580] close(22) = -1 EBADF (Bad file descriptor) [pid 580] close(23) = -1 EBADF (Bad file descriptor) [pid 580] close(24) = -1 EBADF (Bad file descriptor) [pid 580] close(25) = -1 EBADF (Bad file descriptor) [pid 580] close(26) = -1 EBADF (Bad file descriptor) [pid 580] close(27) = -1 EBADF (Bad file descriptor) [pid 580] close(28) = -1 EBADF (Bad file descriptor) [pid 580] close(29) = -1 EBADF (Bad file descriptor) [pid 580] exit_group(0) = ? [pid 580] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./281", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./281/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./281/binderfs") = 0 [pid 298] umount2("./281/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./281/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./281/cgroup.net") = 0 [pid 298] umount2("./281/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./281/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./281/cgroup.cpu") = 0 [pid 298] umount2("./281/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./281/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./281/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./281") = 0 [pid 298] mkdir("./282", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 581 attached [pid 581] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 284 [pid 581] <... set_robust_list resumed>) = 0 [pid 581] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 581] chdir("./282" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 581] <... chdir resumed>) = 0 [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 581] setpgid(0, 0) = 0 [pid 581] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 581] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 581] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 581] write(3, "1000", 4) = 4 [pid 581] close(3) = 0 [pid 581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 581] write(1, "executing program\n", 18) = 18 executing program [pid 581] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 581] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 581] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 581] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 581] close(3) = 0 [pid 581] close(4) = 0 [pid 581] close(5) = -1 EBADF (Bad file descriptor) [pid 581] close(6) = -1 EBADF (Bad file descriptor) [pid 581] close(7) = -1 EBADF (Bad file descriptor) [pid 581] close(8) = -1 EBADF (Bad file descriptor) [pid 581] close(9) = -1 EBADF (Bad file descriptor) [pid 581] close(10) = -1 EBADF (Bad file descriptor) [pid 581] close(11) = -1 EBADF (Bad file descriptor) [pid 581] close(12) = -1 EBADF (Bad file descriptor) [pid 581] close(13) = -1 EBADF (Bad file descriptor) [pid 581] close(14) = -1 EBADF (Bad file descriptor) [pid 581] close(15) = -1 EBADF (Bad file descriptor) [pid 581] close(16) = -1 EBADF (Bad file descriptor) [pid 581] close(17) = -1 EBADF (Bad file descriptor) [pid 581] close(18) = -1 EBADF (Bad file descriptor) [pid 581] close(19) = -1 EBADF (Bad file descriptor) [pid 581] close(20) = -1 EBADF (Bad file descriptor) [pid 581] close(21) = -1 EBADF (Bad file descriptor) [pid 581] close(22) = -1 EBADF (Bad file descriptor) [pid 581] close(23) = -1 EBADF (Bad file descriptor) [pid 581] close(24) = -1 EBADF (Bad file descriptor) [pid 581] close(25) = -1 EBADF (Bad file descriptor) [pid 581] close(26) = -1 EBADF (Bad file descriptor) [pid 581] close(27) = -1 EBADF (Bad file descriptor) [pid 581] close(28) = -1 EBADF (Bad file descriptor) [pid 581] close(29) = -1 EBADF (Bad file descriptor) [pid 581] exit_group(0) = ? [pid 581] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./282", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./282/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./282/binderfs") = 0 [pid 298] umount2("./282/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./282/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./282/cgroup.net") = 0 [pid 298] umount2("./282/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./282/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./282/cgroup.cpu") = 0 [pid 298] umount2("./282/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./282/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./282/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./282") = 0 [pid 298] mkdir("./283", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 582 attached [pid 582] set_robust_list(0x555574184760, 24) = 0 [pid 582] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 285 [pid 582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 582] chdir("./283") = 0 [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 582] setpgid(0, 0) = 0 [pid 582] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 582] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 582] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 582] write(3, "1000", 4) = 4 [pid 582] close(3) = 0 [pid 582] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 582] write(1, "executing program\n", 18) = 18 [pid 582] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 582] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 582] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 582] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 582] close(3) = 0 [pid 582] close(4) = 0 [pid 582] close(5) = -1 EBADF (Bad file descriptor) [pid 582] close(6) = -1 EBADF (Bad file descriptor) [pid 582] close(7) = -1 EBADF (Bad file descriptor) [pid 582] close(8) = -1 EBADF (Bad file descriptor) [pid 582] close(9) = -1 EBADF (Bad file descriptor) [pid 582] close(10) = -1 EBADF (Bad file descriptor) [pid 582] close(11) = -1 EBADF (Bad file descriptor) [pid 582] close(12) = -1 EBADF (Bad file descriptor) [pid 582] close(13) = -1 EBADF (Bad file descriptor) [pid 582] close(14) = -1 EBADF (Bad file descriptor) [pid 582] close(15) = -1 EBADF (Bad file descriptor) [pid 582] close(16) = -1 EBADF (Bad file descriptor) [pid 582] close(17) = -1 EBADF (Bad file descriptor) [pid 582] close(18) = -1 EBADF (Bad file descriptor) [pid 582] close(19) = -1 EBADF (Bad file descriptor) [pid 582] close(20) = -1 EBADF (Bad file descriptor) [pid 582] close(21) = -1 EBADF (Bad file descriptor) [pid 582] close(22) = -1 EBADF (Bad file descriptor) [pid 582] close(23) = -1 EBADF (Bad file descriptor) [pid 582] close(24) = -1 EBADF (Bad file descriptor) [pid 582] close(25) = -1 EBADF (Bad file descriptor) [pid 582] close(26) = -1 EBADF (Bad file descriptor) [pid 582] close(27) = -1 EBADF (Bad file descriptor) [pid 582] close(28) = -1 EBADF (Bad file descriptor) [pid 582] close(29) = -1 EBADF (Bad file descriptor) [pid 582] exit_group(0) = ? [pid 582] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./283", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./283/binderfs") = 0 [pid 298] umount2("./283/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./283/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./283/cgroup.net") = 0 [pid 298] umount2("./283/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./283/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./283/cgroup.cpu") = 0 [pid 298] umount2("./283/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./283/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./283/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./283") = 0 [pid 298] mkdir("./284", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 583 attached [pid 583] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 286 [pid 583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 583] chdir("./284" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 583] <... chdir resumed>) = 0 [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 583] <... prctl resumed>) = 0 [pid 583] setpgid(0, 0) = 0 [pid 583] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 583] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 583] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 583] write(3, "1000", 4) = 4 [pid 583] close(3) = 0 [pid 583] symlink("/dev/binderfs", "./binderfs") = 0 [pid 583] write(1, "executing program\n", 18) = 18 executing program [pid 583] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 583] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 583] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 583] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 583] close(3) = 0 [pid 583] close(4) = 0 [pid 583] close(5) = -1 EBADF (Bad file descriptor) [pid 583] close(6) = -1 EBADF (Bad file descriptor) [pid 583] close(7) = -1 EBADF (Bad file descriptor) [pid 583] close(8) = -1 EBADF (Bad file descriptor) [pid 583] close(9) = -1 EBADF (Bad file descriptor) [pid 583] close(10) = -1 EBADF (Bad file descriptor) [pid 583] close(11) = -1 EBADF (Bad file descriptor) [pid 583] close(12) = -1 EBADF (Bad file descriptor) [pid 583] close(13) = -1 EBADF (Bad file descriptor) [pid 583] close(14) = -1 EBADF (Bad file descriptor) [pid 583] close(15) = -1 EBADF (Bad file descriptor) [pid 583] close(16) = -1 EBADF (Bad file descriptor) [pid 583] close(17) = -1 EBADF (Bad file descriptor) [pid 583] close(18) = -1 EBADF (Bad file descriptor) [pid 583] close(19) = -1 EBADF (Bad file descriptor) [pid 583] close(20) = -1 EBADF (Bad file descriptor) [pid 583] close(21) = -1 EBADF (Bad file descriptor) [pid 583] close(22) = -1 EBADF (Bad file descriptor) [pid 583] close(23) = -1 EBADF (Bad file descriptor) [pid 583] close(24) = -1 EBADF (Bad file descriptor) [pid 583] close(25) = -1 EBADF (Bad file descriptor) [pid 583] close(26) = -1 EBADF (Bad file descriptor) [pid 583] close(27) = -1 EBADF (Bad file descriptor) [pid 583] close(28) = -1 EBADF (Bad file descriptor) [pid 583] close(29) = -1 EBADF (Bad file descriptor) [pid 583] exit_group(0) = ? [pid 583] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./284", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./284/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./284/binderfs") = 0 [pid 298] umount2("./284/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./284/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./284/cgroup.net") = 0 [pid 298] umount2("./284/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./284/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./284/cgroup.cpu") = 0 [pid 298] umount2("./284/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./284/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./284/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./284") = 0 [pid 298] mkdir("./285", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 584 attached [pid 584] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 287 [pid 584] <... set_robust_list resumed>) = 0 [pid 584] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 584] chdir("./285" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 584] <... chdir resumed>) = 0 [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 584] setpgid(0, 0) = 0 [pid 584] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 584] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 584] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 584] write(3, "1000", 4) = 4 [pid 584] close(3) = 0 [pid 584] symlink("/dev/binderfs", "./binderfs") = 0 [pid 584] write(1, "executing program\n", 18) = 18 executing program [pid 584] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 584] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 584] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 584] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 584] close(3) = 0 [pid 584] close(4) = 0 [pid 584] close(5) = -1 EBADF (Bad file descriptor) [pid 584] close(6) = -1 EBADF (Bad file descriptor) [pid 584] close(7) = -1 EBADF (Bad file descriptor) [pid 584] close(8) = -1 EBADF (Bad file descriptor) [pid 584] close(9) = -1 EBADF (Bad file descriptor) [pid 584] close(10) = -1 EBADF (Bad file descriptor) [pid 584] close(11) = -1 EBADF (Bad file descriptor) [pid 584] close(12) = -1 EBADF (Bad file descriptor) [pid 584] close(13) = -1 EBADF (Bad file descriptor) [pid 584] close(14) = -1 EBADF (Bad file descriptor) [pid 584] close(15) = -1 EBADF (Bad file descriptor) [pid 584] close(16) = -1 EBADF (Bad file descriptor) [pid 584] close(17) = -1 EBADF (Bad file descriptor) [pid 584] close(18) = -1 EBADF (Bad file descriptor) [pid 584] close(19) = -1 EBADF (Bad file descriptor) [pid 584] close(20) = -1 EBADF (Bad file descriptor) [pid 584] close(21) = -1 EBADF (Bad file descriptor) [pid 584] close(22) = -1 EBADF (Bad file descriptor) [pid 584] close(23) = -1 EBADF (Bad file descriptor) [pid 584] close(24) = -1 EBADF (Bad file descriptor) [pid 584] close(25) = -1 EBADF (Bad file descriptor) [pid 584] close(26) = -1 EBADF (Bad file descriptor) [pid 584] close(27) = -1 EBADF (Bad file descriptor) [pid 584] close(28) = -1 EBADF (Bad file descriptor) [pid 584] close(29) = -1 EBADF (Bad file descriptor) [pid 584] exit_group(0) = ? [pid 584] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./285", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./285/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./285/binderfs") = 0 [pid 298] umount2("./285/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./285/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./285/cgroup.net") = 0 [pid 298] umount2("./285/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./285/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./285/cgroup.cpu") = 0 [pid 298] umount2("./285/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./285/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./285/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./285") = 0 [pid 298] mkdir("./286", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 585 attached [pid 585] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 288 [pid 585] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 585] chdir("./286" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 585] <... chdir resumed>) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 585] setpgid(0, 0) = 0 [pid 585] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 585] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 585] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 0 [pid 585] symlink("/dev/binderfs", "./binderfs") = 0 [pid 585] write(1, "executing program\n", 18) = 18 executing program [pid 585] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 585] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 585] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 585] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 585] close(3) = 0 [pid 585] close(4) = 0 [pid 585] close(5) = -1 EBADF (Bad file descriptor) [pid 585] close(6) = -1 EBADF (Bad file descriptor) [pid 585] close(7) = -1 EBADF (Bad file descriptor) [pid 585] close(8) = -1 EBADF (Bad file descriptor) [pid 585] close(9) = -1 EBADF (Bad file descriptor) [pid 585] close(10) = -1 EBADF (Bad file descriptor) [pid 585] close(11) = -1 EBADF (Bad file descriptor) [pid 585] close(12) = -1 EBADF (Bad file descriptor) [pid 585] close(13) = -1 EBADF (Bad file descriptor) [pid 585] close(14) = -1 EBADF (Bad file descriptor) [pid 585] close(15) = -1 EBADF (Bad file descriptor) [pid 585] close(16) = -1 EBADF (Bad file descriptor) [pid 585] close(17) = -1 EBADF (Bad file descriptor) [pid 585] close(18) = -1 EBADF (Bad file descriptor) [pid 585] close(19) = -1 EBADF (Bad file descriptor) [pid 585] close(20) = -1 EBADF (Bad file descriptor) [pid 585] close(21) = -1 EBADF (Bad file descriptor) [pid 585] close(22) = -1 EBADF (Bad file descriptor) [pid 585] close(23) = -1 EBADF (Bad file descriptor) [pid 585] close(24) = -1 EBADF (Bad file descriptor) [pid 585] close(25) = -1 EBADF (Bad file descriptor) [pid 585] close(26) = -1 EBADF (Bad file descriptor) [pid 585] close(27) = -1 EBADF (Bad file descriptor) [pid 585] close(28) = -1 EBADF (Bad file descriptor) [pid 585] close(29) = -1 EBADF (Bad file descriptor) [pid 585] exit_group(0) = ? [pid 585] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./286", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./286/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./286/binderfs") = 0 [pid 298] umount2("./286/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./286/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./286/cgroup.net") = 0 [pid 298] umount2("./286/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./286/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./286/cgroup.cpu") = 0 [pid 298] umount2("./286/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./286/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./286/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./286") = 0 [pid 298] mkdir("./287", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 586 attached [pid 586] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 289 [pid 586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 586] chdir("./287") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 586] setpgid(0, 0) = 0 [pid 586] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 586] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 586] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 586] write(3, "1000", 4) = 4 [pid 586] close(3) = 0 [pid 586] symlink("/dev/binderfs", "./binderfs") = 0 [pid 586] write(1, "executing program\n", 18) = 18 executing program [pid 586] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 586] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 586] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 586] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 586] close(3) = 0 [pid 586] close(4) = 0 [pid 586] close(5) = -1 EBADF (Bad file descriptor) [pid 586] close(6) = -1 EBADF (Bad file descriptor) [pid 586] close(7) = -1 EBADF (Bad file descriptor) [pid 586] close(8) = -1 EBADF (Bad file descriptor) [pid 586] close(9) = -1 EBADF (Bad file descriptor) [pid 586] close(10) = -1 EBADF (Bad file descriptor) [pid 586] close(11) = -1 EBADF (Bad file descriptor) [pid 586] close(12) = -1 EBADF (Bad file descriptor) [pid 586] close(13) = -1 EBADF (Bad file descriptor) [pid 586] close(14) = -1 EBADF (Bad file descriptor) [pid 586] close(15) = -1 EBADF (Bad file descriptor) [pid 586] close(16) = -1 EBADF (Bad file descriptor) [pid 586] close(17) = -1 EBADF (Bad file descriptor) [pid 586] close(18) = -1 EBADF (Bad file descriptor) [pid 586] close(19) = -1 EBADF (Bad file descriptor) [pid 586] close(20) = -1 EBADF (Bad file descriptor) [pid 586] close(21) = -1 EBADF (Bad file descriptor) [pid 586] close(22) = -1 EBADF (Bad file descriptor) [pid 586] close(23) = -1 EBADF (Bad file descriptor) [pid 586] close(24) = -1 EBADF (Bad file descriptor) [pid 586] close(25) = -1 EBADF (Bad file descriptor) [pid 586] close(26) = -1 EBADF (Bad file descriptor) [pid 586] close(27) = -1 EBADF (Bad file descriptor) [pid 586] close(28) = -1 EBADF (Bad file descriptor) [pid 586] close(29) = -1 EBADF (Bad file descriptor) [pid 586] exit_group(0) = ? [pid 586] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./287", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./287/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./287/binderfs") = 0 [pid 298] umount2("./287/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./287/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./287/cgroup.net") = 0 [pid 298] umount2("./287/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./287/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./287/cgroup.cpu") = 0 [pid 298] umount2("./287/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./287/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./287/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./287") = 0 [pid 298] mkdir("./288", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 587 attached [pid 587] set_robust_list(0x555574184760, 24) = 0 [pid 587] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 290 [pid 587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 587] chdir("./288") = 0 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 587] setpgid(0, 0) = 0 [pid 587] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 587] <... symlink resumed>) = 0 [pid 587] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 587] <... symlink resumed>) = 0 [pid 587] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 587] write(3, "1000", 4) = 4 [pid 587] close(3) = 0 [pid 587] symlink("/dev/binderfs", "./binderfs") = 0 [pid 587] write(1, "executing program\n", 18) = 18 [pid 587] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 587] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 587] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 587] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 587] close(3) = 0 [pid 587] close(4) = 0 [pid 587] close(5) = -1 EBADF (Bad file descriptor) [pid 587] close(6) = -1 EBADF (Bad file descriptor) [pid 587] close(7) = -1 EBADF (Bad file descriptor) [pid 587] close(8) = -1 EBADF (Bad file descriptor) [pid 587] close(9) = -1 EBADF (Bad file descriptor) [pid 587] close(10) = -1 EBADF (Bad file descriptor) [pid 587] close(11) = -1 EBADF (Bad file descriptor) [pid 587] close(12) = -1 EBADF (Bad file descriptor) [pid 587] close(13) = -1 EBADF (Bad file descriptor) [pid 587] close(14) = -1 EBADF (Bad file descriptor) [pid 587] close(15) = -1 EBADF (Bad file descriptor) [pid 587] close(16) = -1 EBADF (Bad file descriptor) [pid 587] close(17) = -1 EBADF (Bad file descriptor) [pid 587] close(18) = -1 EBADF (Bad file descriptor) [pid 587] close(19) = -1 EBADF (Bad file descriptor) [pid 587] close(20) = -1 EBADF (Bad file descriptor) [pid 587] close(21) = -1 EBADF (Bad file descriptor) [pid 587] close(22) = -1 EBADF (Bad file descriptor) [pid 587] close(23) = -1 EBADF (Bad file descriptor) [pid 587] close(24) = -1 EBADF (Bad file descriptor) [pid 587] close(25) = -1 EBADF (Bad file descriptor) [pid 587] close(26) = -1 EBADF (Bad file descriptor) [pid 587] close(27) = -1 EBADF (Bad file descriptor) [pid 587] close(28) = -1 EBADF (Bad file descriptor) [pid 587] close(29) = -1 EBADF (Bad file descriptor) [pid 587] exit_group(0) = ? [pid 587] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./288", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./288/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./288/binderfs") = 0 [pid 298] umount2("./288/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./288/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./288/cgroup.net") = 0 [pid 298] umount2("./288/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./288/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./288/cgroup.cpu") = 0 [pid 298] umount2("./288/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./288/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./288/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./288") = 0 [pid 298] mkdir("./289", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 588 attached [pid 588] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 291 [pid 588] <... set_robust_list resumed>) = 0 [pid 588] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 588] chdir("./289" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 588] <... chdir resumed>) = 0 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 588] setpgid(0, 0) = 0 [pid 588] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 588] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 588] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 588] write(3, "1000", 4) = 4 [pid 588] close(3) = 0 [pid 588] symlink("/dev/binderfs", "./binderfs") = 0 [pid 588] write(1, "executing program\n", 18) = 18 [pid 588] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 588] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 588] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 588] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 588] close(3) = 0 [pid 588] close(4) = 0 [pid 588] close(5) = -1 EBADF (Bad file descriptor) [pid 588] close(6) = -1 EBADF (Bad file descriptor) [pid 588] close(7) = -1 EBADF (Bad file descriptor) [pid 588] close(8) = -1 EBADF (Bad file descriptor) [pid 588] close(9) = -1 EBADF (Bad file descriptor) [pid 588] close(10) = -1 EBADF (Bad file descriptor) [pid 588] close(11) = -1 EBADF (Bad file descriptor) [pid 588] close(12) = -1 EBADF (Bad file descriptor) [pid 588] close(13) = -1 EBADF (Bad file descriptor) [pid 588] close(14) = -1 EBADF (Bad file descriptor) [pid 588] close(15) = -1 EBADF (Bad file descriptor) [pid 588] close(16) = -1 EBADF (Bad file descriptor) [pid 588] close(17) = -1 EBADF (Bad file descriptor) [pid 588] close(18) = -1 EBADF (Bad file descriptor) [pid 588] close(19) = -1 EBADF (Bad file descriptor) [pid 588] close(20) = -1 EBADF (Bad file descriptor) [pid 588] close(21) = -1 EBADF (Bad file descriptor) [pid 588] close(22) = -1 EBADF (Bad file descriptor) [pid 588] close(23) = -1 EBADF (Bad file descriptor) [pid 588] close(24) = -1 EBADF (Bad file descriptor) [pid 588] close(25) = -1 EBADF (Bad file descriptor) [pid 588] close(26) = -1 EBADF (Bad file descriptor) [pid 588] close(27) = -1 EBADF (Bad file descriptor) [pid 588] close(28) = -1 EBADF (Bad file descriptor) [pid 588] close(29) = -1 EBADF (Bad file descriptor) [pid 588] exit_group(0) = ? [pid 588] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./289", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./289/binderfs") = 0 [pid 298] umount2("./289/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./289/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./289/cgroup.net") = 0 [pid 298] umount2("./289/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./289/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./289/cgroup.cpu") = 0 [pid 298] umount2("./289/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./289/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./289/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./289") = 0 [pid 298] mkdir("./290", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x555574184760, 24) = 0 [pid 589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 292 [pid 589] chdir("./290") = 0 [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 589] setpgid(0, 0) = 0 [pid 589] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 589] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 589] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 589] write(3, "1000", 4) = 4 [pid 589] close(3) = 0 [pid 589] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 589] write(1, "executing program\n", 18) = 18 [pid 589] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 589] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 589] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 589] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 589] close(3) = 0 [pid 589] close(4) = 0 [pid 589] close(5) = -1 EBADF (Bad file descriptor) [pid 589] close(6) = -1 EBADF (Bad file descriptor) [pid 589] close(7) = -1 EBADF (Bad file descriptor) [pid 589] close(8) = -1 EBADF (Bad file descriptor) [pid 589] close(9) = -1 EBADF (Bad file descriptor) [pid 589] close(10) = -1 EBADF (Bad file descriptor) [pid 589] close(11) = -1 EBADF (Bad file descriptor) [pid 589] close(12) = -1 EBADF (Bad file descriptor) [pid 589] close(13) = -1 EBADF (Bad file descriptor) [pid 589] close(14) = -1 EBADF (Bad file descriptor) [pid 589] close(15) = -1 EBADF (Bad file descriptor) [pid 589] close(16) = -1 EBADF (Bad file descriptor) [pid 589] close(17) = -1 EBADF (Bad file descriptor) [pid 589] close(18) = -1 EBADF (Bad file descriptor) [pid 589] close(19) = -1 EBADF (Bad file descriptor) [pid 589] close(20) = -1 EBADF (Bad file descriptor) [pid 589] close(21) = -1 EBADF (Bad file descriptor) [pid 589] close(22) = -1 EBADF (Bad file descriptor) [pid 589] close(23) = -1 EBADF (Bad file descriptor) [pid 589] close(24) = -1 EBADF (Bad file descriptor) [pid 589] close(25) = -1 EBADF (Bad file descriptor) [pid 589] close(26) = -1 EBADF (Bad file descriptor) [pid 589] close(27) = -1 EBADF (Bad file descriptor) [pid 589] close(28) = -1 EBADF (Bad file descriptor) [pid 589] close(29) = -1 EBADF (Bad file descriptor) [pid 589] exit_group(0) = ? [pid 589] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./290", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./290/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./290/binderfs") = 0 [pid 298] umount2("./290/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./290/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./290/cgroup.net") = 0 [pid 298] umount2("./290/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./290/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./290/cgroup.cpu") = 0 [pid 298] umount2("./290/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./290/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./290/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./290") = 0 [pid 298] mkdir("./291", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 590 attached [pid 590] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 293 [pid 590] <... set_robust_list resumed>) = 0 [pid 590] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 590] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 590] chdir("./291" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 590] <... chdir resumed>) = 0 [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 590] setpgid(0, 0) = 0 [pid 590] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 590] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 590] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 590] write(3, "1000", 4) = 4 [pid 590] close(3) = 0 [pid 590] symlink("/dev/binderfs", "./binderfs") = 0 [pid 590] write(1, "executing program\n", 18) = 18 executing program [pid 590] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 590] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 590] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 590] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 590] close(3) = 0 [pid 590] close(4) = 0 [pid 590] close(5) = -1 EBADF (Bad file descriptor) [pid 590] close(6) = -1 EBADF (Bad file descriptor) [pid 590] close(7) = -1 EBADF (Bad file descriptor) [pid 590] close(8) = -1 EBADF (Bad file descriptor) [pid 590] close(9) = -1 EBADF (Bad file descriptor) [pid 590] close(10) = -1 EBADF (Bad file descriptor) [pid 590] close(11) = -1 EBADF (Bad file descriptor) [pid 590] close(12) = -1 EBADF (Bad file descriptor) [pid 590] close(13) = -1 EBADF (Bad file descriptor) [pid 590] close(14) = -1 EBADF (Bad file descriptor) [pid 590] close(15) = -1 EBADF (Bad file descriptor) [pid 590] close(16) = -1 EBADF (Bad file descriptor) [pid 590] close(17) = -1 EBADF (Bad file descriptor) [pid 590] close(18) = -1 EBADF (Bad file descriptor) [pid 590] close(19) = -1 EBADF (Bad file descriptor) [pid 590] close(20) = -1 EBADF (Bad file descriptor) [pid 590] close(21) = -1 EBADF (Bad file descriptor) [pid 590] close(22) = -1 EBADF (Bad file descriptor) [pid 590] close(23) = -1 EBADF (Bad file descriptor) [pid 590] close(24) = -1 EBADF (Bad file descriptor) [pid 590] close(25) = -1 EBADF (Bad file descriptor) [pid 590] close(26) = -1 EBADF (Bad file descriptor) [pid 590] close(27) = -1 EBADF (Bad file descriptor) [pid 590] close(28) = -1 EBADF (Bad file descriptor) [pid 590] close(29) = -1 EBADF (Bad file descriptor) [pid 590] exit_group(0) = ? [pid 590] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./291", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./291/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./291/binderfs") = 0 [pid 298] umount2("./291/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./291/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./291/cgroup.net") = 0 [pid 298] umount2("./291/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./291/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./291/cgroup.cpu") = 0 [pid 298] umount2("./291/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./291/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./291/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./291") = 0 [pid 298] mkdir("./292", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 591 attached [pid 591] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 294 [pid 591] <... set_robust_list resumed>) = 0 [pid 591] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 591] chdir("./292" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 591] <... chdir resumed>) = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 591] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 591] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 591] write(3, "1000", 4) = 4 [pid 591] close(3) = 0 [pid 591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 591] write(1, "executing program\n", 18) = 18 executing program [pid 591] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 591] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 591] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 591] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 591] close(3) = 0 [pid 591] close(4) = 0 [pid 591] close(5) = -1 EBADF (Bad file descriptor) [pid 591] close(6) = -1 EBADF (Bad file descriptor) [pid 591] close(7) = -1 EBADF (Bad file descriptor) [pid 591] close(8) = -1 EBADF (Bad file descriptor) [pid 591] close(9) = -1 EBADF (Bad file descriptor) [pid 591] close(10) = -1 EBADF (Bad file descriptor) [pid 591] close(11) = -1 EBADF (Bad file descriptor) [pid 591] close(12) = -1 EBADF (Bad file descriptor) [pid 591] close(13) = -1 EBADF (Bad file descriptor) [pid 591] close(14) = -1 EBADF (Bad file descriptor) [pid 591] close(15) = -1 EBADF (Bad file descriptor) [pid 591] close(16) = -1 EBADF (Bad file descriptor) [pid 591] close(17) = -1 EBADF (Bad file descriptor) [pid 591] close(18) = -1 EBADF (Bad file descriptor) [pid 591] close(19) = -1 EBADF (Bad file descriptor) [pid 591] close(20) = -1 EBADF (Bad file descriptor) [pid 591] close(21) = -1 EBADF (Bad file descriptor) [pid 591] close(22) = -1 EBADF (Bad file descriptor) [pid 591] close(23) = -1 EBADF (Bad file descriptor) [pid 591] close(24) = -1 EBADF (Bad file descriptor) [pid 591] close(25) = -1 EBADF (Bad file descriptor) [pid 591] close(26) = -1 EBADF (Bad file descriptor) [pid 591] close(27) = -1 EBADF (Bad file descriptor) [pid 591] close(28) = -1 EBADF (Bad file descriptor) [pid 591] close(29) = -1 EBADF (Bad file descriptor) [pid 591] exit_group(0) = ? [pid 591] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./292", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./292/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./292/binderfs") = 0 [pid 298] umount2("./292/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./292/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./292/cgroup.net") = 0 [pid 298] umount2("./292/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./292/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./292/cgroup.cpu") = 0 [pid 298] umount2("./292/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./292/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./292/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./292") = 0 [pid 298] mkdir("./293", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 592 attached [pid 592] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 295 [pid 592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 592] chdir("./293") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 592] setpgid(0, 0) = 0 [pid 592] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 592] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 592] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 592] write(3, "1000", 4) = 4 [pid 592] close(3) = 0 [pid 592] symlink("/dev/binderfs", "./binderfs") = 0 [pid 592] write(1, "executing program\n", 18) = 18 executing program [pid 592] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 592] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 592] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 592] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 592] close(3) = 0 [pid 592] close(4) = 0 [pid 592] close(5) = -1 EBADF (Bad file descriptor) [pid 592] close(6) = -1 EBADF (Bad file descriptor) [pid 592] close(7) = -1 EBADF (Bad file descriptor) [pid 592] close(8) = -1 EBADF (Bad file descriptor) [pid 592] close(9) = -1 EBADF (Bad file descriptor) [pid 592] close(10) = -1 EBADF (Bad file descriptor) [pid 592] close(11) = -1 EBADF (Bad file descriptor) [pid 592] close(12) = -1 EBADF (Bad file descriptor) [pid 592] close(13) = -1 EBADF (Bad file descriptor) [pid 592] close(14) = -1 EBADF (Bad file descriptor) [pid 592] close(15) = -1 EBADF (Bad file descriptor) [pid 592] close(16) = -1 EBADF (Bad file descriptor) [pid 592] close(17) = -1 EBADF (Bad file descriptor) [pid 592] close(18) = -1 EBADF (Bad file descriptor) [pid 592] close(19) = -1 EBADF (Bad file descriptor) [pid 592] close(20) = -1 EBADF (Bad file descriptor) [pid 592] close(21) = -1 EBADF (Bad file descriptor) [pid 592] close(22) = -1 EBADF (Bad file descriptor) [pid 592] close(23) = -1 EBADF (Bad file descriptor) [pid 592] close(24) = -1 EBADF (Bad file descriptor) [pid 592] close(25) = -1 EBADF (Bad file descriptor) [pid 592] close(26) = -1 EBADF (Bad file descriptor) [pid 592] close(27) = -1 EBADF (Bad file descriptor) [pid 592] close(28) = -1 EBADF (Bad file descriptor) [pid 592] close(29) = -1 EBADF (Bad file descriptor) [pid 592] exit_group(0) = ? [pid 592] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./293", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./293/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./293/binderfs") = 0 [pid 298] umount2("./293/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./293/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./293/cgroup.net") = 0 [pid 298] umount2("./293/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./293/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./293/cgroup.cpu") = 0 [pid 298] umount2("./293/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./293/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./293/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./293") = 0 [pid 298] mkdir("./294", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 593 attached [pid 593] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 296 [pid 593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 593] chdir("./294" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 593] <... chdir resumed>) = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 593] setpgid(0, 0) = 0 [pid 593] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 593] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 593] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 593] write(3, "1000", 4) = 4 [pid 593] close(3) = 0 [pid 593] symlink("/dev/binderfs", "./binderfs") = 0 [pid 593] write(1, "executing program\n", 18) = 18 executing program [pid 593] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 593] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 593] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 593] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 593] close(3) = 0 [pid 593] close(4) = 0 [pid 593] close(5) = -1 EBADF (Bad file descriptor) [pid 593] close(6) = -1 EBADF (Bad file descriptor) [pid 593] close(7) = -1 EBADF (Bad file descriptor) [pid 593] close(8) = -1 EBADF (Bad file descriptor) [pid 593] close(9) = -1 EBADF (Bad file descriptor) [pid 593] close(10) = -1 EBADF (Bad file descriptor) [pid 593] close(11) = -1 EBADF (Bad file descriptor) [pid 593] close(12) = -1 EBADF (Bad file descriptor) [pid 593] close(13) = -1 EBADF (Bad file descriptor) [pid 593] close(14) = -1 EBADF (Bad file descriptor) [pid 593] close(15) = -1 EBADF (Bad file descriptor) [pid 593] close(16) = -1 EBADF (Bad file descriptor) [pid 593] close(17) = -1 EBADF (Bad file descriptor) [pid 593] close(18) = -1 EBADF (Bad file descriptor) [pid 593] close(19) = -1 EBADF (Bad file descriptor) [pid 593] close(20) = -1 EBADF (Bad file descriptor) [pid 593] close(21) = -1 EBADF (Bad file descriptor) [pid 593] close(22) = -1 EBADF (Bad file descriptor) [pid 593] close(23) = -1 EBADF (Bad file descriptor) [pid 593] close(24) = -1 EBADF (Bad file descriptor) [pid 593] close(25) = -1 EBADF (Bad file descriptor) [pid 593] close(26) = -1 EBADF (Bad file descriptor) [pid 593] close(27) = -1 EBADF (Bad file descriptor) [pid 593] close(28) = -1 EBADF (Bad file descriptor) [pid 593] close(29) = -1 EBADF (Bad file descriptor) [pid 593] exit_group(0) = ? [pid 593] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./294", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./294/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./294/binderfs") = 0 [pid 298] umount2("./294/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./294/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./294/cgroup.net") = 0 [pid 298] umount2("./294/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./294/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./294/cgroup.cpu") = 0 [pid 298] umount2("./294/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./294/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./294/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./294") = 0 [pid 298] mkdir("./295", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 594 attached [pid 594] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 297 [pid 594] <... set_robust_list resumed>) = 0 [pid 594] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 594] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 594] chdir("./295") = 0 [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 594] setpgid(0, 0) = 0 [pid 594] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 594] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 594] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 594] write(3, "1000", 4) = 4 [pid 594] close(3) = 0 [pid 594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 594] write(1, "executing program\n", 18) = 18 executing program [pid 594] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 594] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 594] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 594] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 594] close(3) = 0 [pid 594] close(4) = 0 [pid 594] close(5) = -1 EBADF (Bad file descriptor) [pid 594] close(6) = -1 EBADF (Bad file descriptor) [pid 594] close(7) = -1 EBADF (Bad file descriptor) [pid 594] close(8) = -1 EBADF (Bad file descriptor) [pid 594] close(9) = -1 EBADF (Bad file descriptor) [pid 594] close(10) = -1 EBADF (Bad file descriptor) [pid 594] close(11) = -1 EBADF (Bad file descriptor) [pid 594] close(12) = -1 EBADF (Bad file descriptor) [pid 594] close(13) = -1 EBADF (Bad file descriptor) [pid 594] close(14) = -1 EBADF (Bad file descriptor) [pid 594] close(15) = -1 EBADF (Bad file descriptor) [pid 594] close(16) = -1 EBADF (Bad file descriptor) [pid 594] close(17) = -1 EBADF (Bad file descriptor) [pid 594] close(18) = -1 EBADF (Bad file descriptor) [pid 594] close(19) = -1 EBADF (Bad file descriptor) [pid 594] close(20) = -1 EBADF (Bad file descriptor) [pid 594] close(21) = -1 EBADF (Bad file descriptor) [pid 594] close(22) = -1 EBADF (Bad file descriptor) [pid 594] close(23) = -1 EBADF (Bad file descriptor) [pid 594] close(24) = -1 EBADF (Bad file descriptor) [pid 594] close(25) = -1 EBADF (Bad file descriptor) [pid 594] close(26) = -1 EBADF (Bad file descriptor) [pid 594] close(27) = -1 EBADF (Bad file descriptor) [pid 594] close(28) = -1 EBADF (Bad file descriptor) [pid 594] close(29) = -1 EBADF (Bad file descriptor) [pid 594] exit_group(0) = ? [pid 594] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./295", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./295/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./295/binderfs") = 0 [pid 298] umount2("./295/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./295/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./295/cgroup.net") = 0 [pid 298] umount2("./295/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./295/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./295/cgroup.cpu") = 0 [pid 298] umount2("./295/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./295/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./295/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./295") = 0 [pid 298] mkdir("./296", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 595 attached [pid 595] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 298 [pid 595] <... set_robust_list resumed>) = 0 [pid 595] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 595] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 595] chdir("./296") = 0 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 595] setpgid(0, 0) = 0 [pid 595] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 595] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 595] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 595] write(3, "1000", 4) = 4 [pid 595] close(3) = 0 [pid 595] symlink("/dev/binderfs", "./binderfs") = 0 [pid 595] write(1, "executing program\n", 18) = 18 [pid 595] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 595] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 595] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 595] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 595] close(3) = 0 [pid 595] close(4) = 0 [pid 595] close(5) = -1 EBADF (Bad file descriptor) [pid 595] close(6) = -1 EBADF (Bad file descriptor) [pid 595] close(7) = -1 EBADF (Bad file descriptor) [pid 595] close(8) = -1 EBADF (Bad file descriptor) [pid 595] close(9) = -1 EBADF (Bad file descriptor) [pid 595] close(10) = -1 EBADF (Bad file descriptor) [pid 595] close(11) = -1 EBADF (Bad file descriptor) [pid 595] close(12) = -1 EBADF (Bad file descriptor) [pid 595] close(13) = -1 EBADF (Bad file descriptor) [pid 595] close(14) = -1 EBADF (Bad file descriptor) [pid 595] close(15) = -1 EBADF (Bad file descriptor) [pid 595] close(16) = -1 EBADF (Bad file descriptor) [pid 595] close(17) = -1 EBADF (Bad file descriptor) [pid 595] close(18) = -1 EBADF (Bad file descriptor) [pid 595] close(19) = -1 EBADF (Bad file descriptor) [pid 595] close(20) = -1 EBADF (Bad file descriptor) [pid 595] close(21) = -1 EBADF (Bad file descriptor) [pid 595] close(22) = -1 EBADF (Bad file descriptor) [pid 595] close(23) = -1 EBADF (Bad file descriptor) [pid 595] close(24) = -1 EBADF (Bad file descriptor) [pid 595] close(25) = -1 EBADF (Bad file descriptor) [pid 595] close(26) = -1 EBADF (Bad file descriptor) [pid 595] close(27) = -1 EBADF (Bad file descriptor) [pid 595] close(28) = -1 EBADF (Bad file descriptor) [pid 595] close(29) = -1 EBADF (Bad file descriptor) [pid 595] exit_group(0) = ? [pid 595] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./296", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./296/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./296/binderfs") = 0 [pid 298] umount2("./296/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./296/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./296/cgroup.net") = 0 [pid 298] umount2("./296/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./296/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./296/cgroup.cpu") = 0 [pid 298] umount2("./296/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./296/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./296/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./296") = 0 [pid 298] mkdir("./297", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 596 attached [pid 596] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 299 [pid 596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 596] chdir("./297") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 596] setpgid(0, 0) = 0 [pid 596] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 596] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 596] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 596] write(3, "1000", 4) = 4 [pid 596] close(3) = 0 [pid 596] symlink("/dev/binderfs", "./binderfs") = 0 [pid 596] write(1, "executing program\n", 18) = 18 executing program [pid 596] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 596] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 596] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 596] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 596] close(3) = 0 [pid 596] close(4) = 0 [pid 596] close(5) = -1 EBADF (Bad file descriptor) [pid 596] close(6) = -1 EBADF (Bad file descriptor) [pid 596] close(7) = -1 EBADF (Bad file descriptor) [pid 596] close(8) = -1 EBADF (Bad file descriptor) [pid 596] close(9) = -1 EBADF (Bad file descriptor) [pid 596] close(10) = -1 EBADF (Bad file descriptor) [pid 596] close(11) = -1 EBADF (Bad file descriptor) [pid 596] close(12) = -1 EBADF (Bad file descriptor) [pid 596] close(13) = -1 EBADF (Bad file descriptor) [pid 596] close(14) = -1 EBADF (Bad file descriptor) [pid 596] close(15) = -1 EBADF (Bad file descriptor) [pid 596] close(16) = -1 EBADF (Bad file descriptor) [pid 596] close(17) = -1 EBADF (Bad file descriptor) [pid 596] close(18) = -1 EBADF (Bad file descriptor) [pid 596] close(19) = -1 EBADF (Bad file descriptor) [pid 596] close(20) = -1 EBADF (Bad file descriptor) [pid 596] close(21) = -1 EBADF (Bad file descriptor) [pid 596] close(22) = -1 EBADF (Bad file descriptor) [pid 596] close(23) = -1 EBADF (Bad file descriptor) [pid 596] close(24) = -1 EBADF (Bad file descriptor) [pid 596] close(25) = -1 EBADF (Bad file descriptor) [pid 596] close(26) = -1 EBADF (Bad file descriptor) [pid 596] close(27) = -1 EBADF (Bad file descriptor) [pid 596] close(28) = -1 EBADF (Bad file descriptor) [pid 596] close(29) = -1 EBADF (Bad file descriptor) [pid 596] exit_group(0) = ? [pid 596] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./297", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./297/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./297/binderfs") = 0 [pid 298] umount2("./297/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./297/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./297/cgroup.net") = 0 [pid 298] umount2("./297/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./297/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./297/cgroup.cpu") = 0 [pid 298] umount2("./297/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./297/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./297/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./297") = 0 [pid 298] mkdir("./298", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 597 attached [pid 597] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 300 [pid 597] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 597] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 597] chdir("./298" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 597] <... chdir resumed>) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 597] setpgid(0, 0) = 0 [pid 597] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 597] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 597] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 597] write(3, "1000", 4) = 4 [pid 597] close(3) = 0 [pid 597] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 597] write(1, "executing program\n", 18) = 18 [pid 597] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 597] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 597] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 597] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 597] close(3) = 0 [pid 597] close(4) = 0 [pid 597] close(5) = -1 EBADF (Bad file descriptor) [pid 597] close(6) = -1 EBADF (Bad file descriptor) [pid 597] close(7) = -1 EBADF (Bad file descriptor) [pid 597] close(8) = -1 EBADF (Bad file descriptor) [pid 597] close(9) = -1 EBADF (Bad file descriptor) [pid 597] close(10) = -1 EBADF (Bad file descriptor) [pid 597] close(11) = -1 EBADF (Bad file descriptor) [pid 597] close(12) = -1 EBADF (Bad file descriptor) [pid 597] close(13) = -1 EBADF (Bad file descriptor) [pid 597] close(14) = -1 EBADF (Bad file descriptor) [pid 597] close(15) = -1 EBADF (Bad file descriptor) [pid 597] close(16) = -1 EBADF (Bad file descriptor) [pid 597] close(17) = -1 EBADF (Bad file descriptor) [pid 597] close(18) = -1 EBADF (Bad file descriptor) [pid 597] close(19) = -1 EBADF (Bad file descriptor) [pid 597] close(20) = -1 EBADF (Bad file descriptor) [pid 597] close(21) = -1 EBADF (Bad file descriptor) [pid 597] close(22) = -1 EBADF (Bad file descriptor) [pid 597] close(23) = -1 EBADF (Bad file descriptor) [pid 597] close(24) = -1 EBADF (Bad file descriptor) [pid 597] close(25) = -1 EBADF (Bad file descriptor) [pid 597] close(26) = -1 EBADF (Bad file descriptor) [pid 597] close(27) = -1 EBADF (Bad file descriptor) [pid 597] close(28) = -1 EBADF (Bad file descriptor) [pid 597] close(29) = -1 EBADF (Bad file descriptor) [pid 597] exit_group(0) = ? [pid 597] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./298", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./298/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./298/binderfs") = 0 [pid 298] umount2("./298/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./298/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./298/cgroup.net") = 0 [pid 298] umount2("./298/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./298/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./298/cgroup.cpu") = 0 [pid 298] umount2("./298/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./298/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./298/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./298") = 0 [pid 298] mkdir("./299", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 598 attached [pid 598] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 301 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 598] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 598] chdir("./299") = 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0) = 0 [pid 598] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 598] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 598] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4) = 4 [pid 598] close(3) = 0 [pid 598] symlink("/dev/binderfs", "./binderfs") = 0 [pid 598] write(1, "executing program\n", 18) = 18 [pid 598] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 598] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 598] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 598] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 598] close(3) = 0 [pid 598] close(4) = 0 [pid 598] close(5) = -1 EBADF (Bad file descriptor) [pid 598] close(6) = -1 EBADF (Bad file descriptor) [pid 598] close(7) = -1 EBADF (Bad file descriptor) [pid 598] close(8) = -1 EBADF (Bad file descriptor) [pid 598] close(9) = -1 EBADF (Bad file descriptor) [pid 598] close(10) = -1 EBADF (Bad file descriptor) [pid 598] close(11) = -1 EBADF (Bad file descriptor) [pid 598] close(12) = -1 EBADF (Bad file descriptor) [pid 598] close(13) = -1 EBADF (Bad file descriptor) [pid 598] close(14) = -1 EBADF (Bad file descriptor) [pid 598] close(15) = -1 EBADF (Bad file descriptor) [pid 598] close(16) = -1 EBADF (Bad file descriptor) [pid 598] close(17) = -1 EBADF (Bad file descriptor) [pid 598] close(18) = -1 EBADF (Bad file descriptor) [pid 598] close(19) = -1 EBADF (Bad file descriptor) [pid 598] close(20) = -1 EBADF (Bad file descriptor) [pid 598] close(21) = -1 EBADF (Bad file descriptor) [pid 598] close(22) = -1 EBADF (Bad file descriptor) [pid 598] close(23) = -1 EBADF (Bad file descriptor) [pid 598] close(24) = -1 EBADF (Bad file descriptor) [pid 598] close(25) = -1 EBADF (Bad file descriptor) [pid 598] close(26) = -1 EBADF (Bad file descriptor) [pid 598] close(27) = -1 EBADF (Bad file descriptor) [pid 598] close(28) = -1 EBADF (Bad file descriptor) [pid 598] close(29) = -1 EBADF (Bad file descriptor) [pid 598] exit_group(0) = ? [pid 598] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./299", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./299/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./299/binderfs") = 0 [pid 298] umount2("./299/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./299/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./299/cgroup.net") = 0 [pid 298] umount2("./299/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./299/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./299/cgroup.cpu") = 0 [pid 298] umount2("./299/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./299/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./299/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./299") = 0 [pid 298] mkdir("./300", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 599 attached [pid 599] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 302 [pid 599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 599] chdir("./300") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 599] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 599] <... setpgid resumed>) = 0 [pid 599] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 599] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 599] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 599] write(3, "1000", 4) = 4 executing program [pid 599] close(3) = 0 [pid 599] symlink("/dev/binderfs", "./binderfs") = 0 [pid 599] write(1, "executing program\n", 18) = 18 [pid 599] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 599] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 599] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 599] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 599] close(3) = 0 [pid 599] close(4) = 0 [pid 599] close(5) = -1 EBADF (Bad file descriptor) [pid 599] close(6) = -1 EBADF (Bad file descriptor) [pid 599] close(7) = -1 EBADF (Bad file descriptor) [pid 599] close(8) = -1 EBADF (Bad file descriptor) [pid 599] close(9) = -1 EBADF (Bad file descriptor) [pid 599] close(10) = -1 EBADF (Bad file descriptor) [pid 599] close(11) = -1 EBADF (Bad file descriptor) [pid 599] close(12) = -1 EBADF (Bad file descriptor) [pid 599] close(13) = -1 EBADF (Bad file descriptor) [pid 599] close(14) = -1 EBADF (Bad file descriptor) [pid 599] close(15) = -1 EBADF (Bad file descriptor) [pid 599] close(16) = -1 EBADF (Bad file descriptor) [pid 599] close(17) = -1 EBADF (Bad file descriptor) [pid 599] close(18) = -1 EBADF (Bad file descriptor) [pid 599] close(19) = -1 EBADF (Bad file descriptor) [pid 599] close(20) = -1 EBADF (Bad file descriptor) [pid 599] close(21) = -1 EBADF (Bad file descriptor) [pid 599] close(22) = -1 EBADF (Bad file descriptor) [pid 599] close(23) = -1 EBADF (Bad file descriptor) [pid 599] close(24) = -1 EBADF (Bad file descriptor) [pid 599] close(25) = -1 EBADF (Bad file descriptor) [pid 599] close(26) = -1 EBADF (Bad file descriptor) [pid 599] close(27) = -1 EBADF (Bad file descriptor) [pid 599] close(28) = -1 EBADF (Bad file descriptor) [pid 599] close(29) = -1 EBADF (Bad file descriptor) [pid 599] exit_group(0) = ? [pid 599] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./300", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./300/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./300/binderfs") = 0 [pid 298] umount2("./300/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./300/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./300/cgroup.net") = 0 [pid 298] umount2("./300/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./300/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./300/cgroup.cpu") = 0 [pid 298] umount2("./300/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./300/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./300/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./300") = 0 [pid 298] mkdir("./301", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 600 attached [pid 600] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 303 [pid 600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 600] chdir("./301" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 600] <... chdir resumed>) = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 600] <... prctl resumed>) = 0 [pid 600] setpgid(0, 0) = 0 [pid 600] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 600] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 600] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 600] write(3, "1000", 4) = 4 [pid 600] close(3) = 0 [pid 600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 600] write(1, "executing program\n", 18) = 18 executing program [pid 600] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 600] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 600] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 600] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 600] close(3) = 0 [pid 600] close(4) = 0 [pid 600] close(5) = -1 EBADF (Bad file descriptor) [pid 600] close(6) = -1 EBADF (Bad file descriptor) [pid 600] close(7) = -1 EBADF (Bad file descriptor) [pid 600] close(8) = -1 EBADF (Bad file descriptor) [pid 600] close(9) = -1 EBADF (Bad file descriptor) [pid 600] close(10) = -1 EBADF (Bad file descriptor) [pid 600] close(11) = -1 EBADF (Bad file descriptor) [pid 600] close(12) = -1 EBADF (Bad file descriptor) [pid 600] close(13) = -1 EBADF (Bad file descriptor) [pid 600] close(14) = -1 EBADF (Bad file descriptor) [pid 600] close(15) = -1 EBADF (Bad file descriptor) [pid 600] close(16) = -1 EBADF (Bad file descriptor) [pid 600] close(17) = -1 EBADF (Bad file descriptor) [pid 600] close(18) = -1 EBADF (Bad file descriptor) [pid 600] close(19) = -1 EBADF (Bad file descriptor) [pid 600] close(20) = -1 EBADF (Bad file descriptor) [pid 600] close(21) = -1 EBADF (Bad file descriptor) [pid 600] close(22) = -1 EBADF (Bad file descriptor) [pid 600] close(23) = -1 EBADF (Bad file descriptor) [pid 600] close(24) = -1 EBADF (Bad file descriptor) [pid 600] close(25) = -1 EBADF (Bad file descriptor) [pid 600] close(26) = -1 EBADF (Bad file descriptor) [pid 600] close(27) = -1 EBADF (Bad file descriptor) [pid 600] close(28) = -1 EBADF (Bad file descriptor) [pid 600] close(29) = -1 EBADF (Bad file descriptor) [pid 600] exit_group(0) = ? [pid 600] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./301", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./301/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./301/binderfs") = 0 [pid 298] umount2("./301/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./301/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./301/cgroup.net") = 0 [pid 298] umount2("./301/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./301/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./301/cgroup.cpu") = 0 [pid 298] umount2("./301/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./301/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./301/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./301") = 0 [pid 298] mkdir("./302", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 601 attached [pid 601] set_robust_list(0x555574184760, 24) = 0 [pid 601] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 304 [pid 601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 601] chdir("./302") = 0 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 601] <... prctl resumed>) = 0 [pid 601] setpgid(0, 0) = 0 [pid 601] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 601] <... symlink resumed>) = 0 [pid 601] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 601] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 601] write(3, "1000", 4) = 4 [pid 601] close(3) = 0 [pid 601] symlink("/dev/binderfs", "./binderfs") = 0 [pid 601] write(1, "executing program\n", 18) = 18 executing program [pid 601] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 601] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 601] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 601] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 601] close(3) = 0 [pid 601] close(4) = 0 [pid 601] close(5) = -1 EBADF (Bad file descriptor) [pid 601] close(6) = -1 EBADF (Bad file descriptor) [pid 601] close(7) = -1 EBADF (Bad file descriptor) [pid 601] close(8) = -1 EBADF (Bad file descriptor) [pid 601] close(9) = -1 EBADF (Bad file descriptor) [pid 601] close(10) = -1 EBADF (Bad file descriptor) [pid 601] close(11) = -1 EBADF (Bad file descriptor) [pid 601] close(12) = -1 EBADF (Bad file descriptor) [pid 601] close(13) = -1 EBADF (Bad file descriptor) [pid 601] close(14) = -1 EBADF (Bad file descriptor) [pid 601] close(15) = -1 EBADF (Bad file descriptor) [pid 601] close(16) = -1 EBADF (Bad file descriptor) [pid 601] close(17) = -1 EBADF (Bad file descriptor) [pid 601] close(18) = -1 EBADF (Bad file descriptor) [pid 601] close(19) = -1 EBADF (Bad file descriptor) [pid 601] close(20) = -1 EBADF (Bad file descriptor) [pid 601] close(21) = -1 EBADF (Bad file descriptor) [pid 601] close(22) = -1 EBADF (Bad file descriptor) [pid 601] close(23) = -1 EBADF (Bad file descriptor) [pid 601] close(24) = -1 EBADF (Bad file descriptor) [pid 601] close(25) = -1 EBADF (Bad file descriptor) [pid 601] close(26) = -1 EBADF (Bad file descriptor) [pid 601] close(27) = -1 EBADF (Bad file descriptor) [pid 601] close(28) = -1 EBADF (Bad file descriptor) [pid 601] close(29) = -1 EBADF (Bad file descriptor) [pid 601] exit_group(0) = ? [pid 601] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./302", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./302/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./302/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./302/binderfs") = 0 [pid 298] umount2("./302/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./302/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./302/cgroup.net") = 0 [pid 298] umount2("./302/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./302/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./302/cgroup.cpu") = 0 [pid 298] umount2("./302/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./302/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./302/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./302") = 0 [pid 298] mkdir("./303", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 602 attached [pid 602] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 305 [pid 602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 602] chdir("./303") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 602] setpgid(0, 0) = 0 [pid 602] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 602] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 602] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 602] write(3, "1000", 4) = 4 [pid 602] close(3) = 0 [pid 602] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 602] write(1, "executing program\n", 18) = 18 [pid 602] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 602] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 602] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 602] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 602] close(3) = 0 [pid 602] close(4) = 0 [pid 602] close(5) = -1 EBADF (Bad file descriptor) [pid 602] close(6) = -1 EBADF (Bad file descriptor) [pid 602] close(7) = -1 EBADF (Bad file descriptor) [pid 602] close(8) = -1 EBADF (Bad file descriptor) [pid 602] close(9) = -1 EBADF (Bad file descriptor) [pid 602] close(10) = -1 EBADF (Bad file descriptor) [pid 602] close(11) = -1 EBADF (Bad file descriptor) [pid 602] close(12) = -1 EBADF (Bad file descriptor) [pid 602] close(13) = -1 EBADF (Bad file descriptor) [pid 602] close(14) = -1 EBADF (Bad file descriptor) [pid 602] close(15) = -1 EBADF (Bad file descriptor) [pid 602] close(16) = -1 EBADF (Bad file descriptor) [pid 602] close(17) = -1 EBADF (Bad file descriptor) [pid 602] close(18) = -1 EBADF (Bad file descriptor) [pid 602] close(19) = -1 EBADF (Bad file descriptor) [pid 602] close(20) = -1 EBADF (Bad file descriptor) [pid 602] close(21) = -1 EBADF (Bad file descriptor) [pid 602] close(22) = -1 EBADF (Bad file descriptor) [pid 602] close(23) = -1 EBADF (Bad file descriptor) [pid 602] close(24) = -1 EBADF (Bad file descriptor) [pid 602] close(25) = -1 EBADF (Bad file descriptor) [pid 602] close(26) = -1 EBADF (Bad file descriptor) [pid 602] close(27) = -1 EBADF (Bad file descriptor) [pid 602] close(28) = -1 EBADF (Bad file descriptor) [pid 602] close(29) = -1 EBADF (Bad file descriptor) [pid 602] exit_group(0) = ? [pid 602] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./303", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./303/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./303/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./303/binderfs") = 0 [pid 298] umount2("./303/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./303/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./303/cgroup.net") = 0 [pid 298] umount2("./303/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./303/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./303/cgroup.cpu") = 0 [pid 298] umount2("./303/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./303/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./303/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./303") = 0 [pid 298] mkdir("./304", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 603 attached [pid 603] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 306 [pid 603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 603] chdir("./304" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 603] <... chdir resumed>) = 0 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 603] setpgid(0, 0) = 0 [pid 603] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 603] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 603] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 603] write(3, "1000", 4) = 4 [pid 603] close(3) = 0 [pid 603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 603] write(1, "executing program\n", 18) = 18 executing program [pid 603] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 603] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 603] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 603] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 603] close(3) = 0 [pid 603] close(4) = 0 [pid 603] close(5) = -1 EBADF (Bad file descriptor) [pid 603] close(6) = -1 EBADF (Bad file descriptor) [pid 603] close(7) = -1 EBADF (Bad file descriptor) [pid 603] close(8) = -1 EBADF (Bad file descriptor) [pid 603] close(9) = -1 EBADF (Bad file descriptor) [pid 603] close(10) = -1 EBADF (Bad file descriptor) [pid 603] close(11) = -1 EBADF (Bad file descriptor) [pid 603] close(12) = -1 EBADF (Bad file descriptor) [pid 603] close(13) = -1 EBADF (Bad file descriptor) [pid 603] close(14) = -1 EBADF (Bad file descriptor) [pid 603] close(15) = -1 EBADF (Bad file descriptor) [pid 603] close(16) = -1 EBADF (Bad file descriptor) [pid 603] close(17) = -1 EBADF (Bad file descriptor) [pid 603] close(18) = -1 EBADF (Bad file descriptor) [pid 603] close(19) = -1 EBADF (Bad file descriptor) [pid 603] close(20) = -1 EBADF (Bad file descriptor) [pid 603] close(21) = -1 EBADF (Bad file descriptor) [pid 603] close(22) = -1 EBADF (Bad file descriptor) [pid 603] close(23) = -1 EBADF (Bad file descriptor) [pid 603] close(24) = -1 EBADF (Bad file descriptor) [pid 603] close(25) = -1 EBADF (Bad file descriptor) [pid 603] close(26) = -1 EBADF (Bad file descriptor) [pid 603] close(27) = -1 EBADF (Bad file descriptor) [pid 603] close(28) = -1 EBADF (Bad file descriptor) [pid 603] close(29) = -1 EBADF (Bad file descriptor) [pid 603] exit_group(0) = ? [pid 603] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./304", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./304/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./304/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./304/binderfs") = 0 [pid 298] umount2("./304/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./304/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./304/cgroup.net") = 0 [pid 298] umount2("./304/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./304/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./304/cgroup.cpu") = 0 [pid 298] umount2("./304/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./304/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./304/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./304") = 0 [pid 298] mkdir("./305", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 604 attached [pid 604] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 307 [pid 604] <... set_robust_list resumed>) = 0 [pid 604] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 604] chdir("./305" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 604] <... chdir resumed>) = 0 [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 604] setpgid(0, 0) = 0 [pid 604] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 604] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 604] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 604] write(3, "1000", 4) = 4 [pid 604] close(3) = 0 [pid 604] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 604] write(1, "executing program\n", 18) = 18 [pid 604] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 604] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 604] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 604] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 604] close(3) = 0 [pid 604] close(4) = 0 [pid 604] close(5) = -1 EBADF (Bad file descriptor) [pid 604] close(6) = -1 EBADF (Bad file descriptor) [pid 604] close(7) = -1 EBADF (Bad file descriptor) [pid 604] close(8) = -1 EBADF (Bad file descriptor) [pid 604] close(9) = -1 EBADF (Bad file descriptor) [pid 604] close(10) = -1 EBADF (Bad file descriptor) [pid 604] close(11) = -1 EBADF (Bad file descriptor) [pid 604] close(12) = -1 EBADF (Bad file descriptor) [pid 604] close(13) = -1 EBADF (Bad file descriptor) [pid 604] close(14) = -1 EBADF (Bad file descriptor) [pid 604] close(15) = -1 EBADF (Bad file descriptor) [pid 604] close(16) = -1 EBADF (Bad file descriptor) [pid 604] close(17) = -1 EBADF (Bad file descriptor) [pid 604] close(18) = -1 EBADF (Bad file descriptor) [pid 604] close(19) = -1 EBADF (Bad file descriptor) [pid 604] close(20) = -1 EBADF (Bad file descriptor) [pid 604] close(21) = -1 EBADF (Bad file descriptor) [pid 604] close(22) = -1 EBADF (Bad file descriptor) [pid 604] close(23) = -1 EBADF (Bad file descriptor) [pid 604] close(24) = -1 EBADF (Bad file descriptor) [pid 604] close(25) = -1 EBADF (Bad file descriptor) [pid 604] close(26) = -1 EBADF (Bad file descriptor) [pid 604] close(27) = -1 EBADF (Bad file descriptor) [pid 604] close(28) = -1 EBADF (Bad file descriptor) [pid 604] close(29) = -1 EBADF (Bad file descriptor) [pid 604] exit_group(0) = ? [pid 604] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./305", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./305", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./305/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./305/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./305/binderfs") = 0 [pid 298] umount2("./305/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./305/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./305/cgroup.net") = 0 [pid 298] umount2("./305/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./305/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./305/cgroup.cpu") = 0 [pid 298] umount2("./305/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./305/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./305/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./305") = 0 [pid 298] mkdir("./306", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 605 attached [pid 605] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 308 [pid 605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 605] chdir("./306" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 605] <... chdir resumed>) = 0 [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 605] <... prctl resumed>) = 0 [pid 605] setpgid(0, 0) = 0 [pid 605] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 605] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 605] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 605] write(3, "1000", 4) = 4 [pid 605] close(3) = 0 [pid 605] symlink("/dev/binderfs", "./binderfs") = 0 [pid 605] write(1, "executing program\n", 18) = 18 executing program [pid 605] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 605] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 605] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 605] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 605] close(3) = 0 [pid 605] close(4) = 0 [pid 605] close(5) = -1 EBADF (Bad file descriptor) [pid 605] close(6) = -1 EBADF (Bad file descriptor) [pid 605] close(7) = -1 EBADF (Bad file descriptor) [pid 605] close(8) = -1 EBADF (Bad file descriptor) [pid 605] close(9) = -1 EBADF (Bad file descriptor) [pid 605] close(10) = -1 EBADF (Bad file descriptor) [pid 605] close(11) = -1 EBADF (Bad file descriptor) [pid 605] close(12) = -1 EBADF (Bad file descriptor) [pid 605] close(13) = -1 EBADF (Bad file descriptor) [pid 605] close(14) = -1 EBADF (Bad file descriptor) [pid 605] close(15) = -1 EBADF (Bad file descriptor) [pid 605] close(16) = -1 EBADF (Bad file descriptor) [pid 605] close(17) = -1 EBADF (Bad file descriptor) [pid 605] close(18) = -1 EBADF (Bad file descriptor) [pid 605] close(19) = -1 EBADF (Bad file descriptor) [pid 605] close(20) = -1 EBADF (Bad file descriptor) [pid 605] close(21) = -1 EBADF (Bad file descriptor) [pid 605] close(22) = -1 EBADF (Bad file descriptor) [pid 605] close(23) = -1 EBADF (Bad file descriptor) [pid 605] close(24) = -1 EBADF (Bad file descriptor) [pid 605] close(25) = -1 EBADF (Bad file descriptor) [pid 605] close(26) = -1 EBADF (Bad file descriptor) [pid 605] close(27) = -1 EBADF (Bad file descriptor) [pid 605] close(28) = -1 EBADF (Bad file descriptor) [pid 605] close(29) = -1 EBADF (Bad file descriptor) [pid 605] exit_group(0) = ? [pid 605] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./306", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./306", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./306/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./306/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./306/binderfs") = 0 [pid 298] umount2("./306/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./306/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./306/cgroup.net") = 0 [pid 298] umount2("./306/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./306/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./306/cgroup.cpu") = 0 [pid 298] umount2("./306/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./306/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./306/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./306") = 0 [pid 298] mkdir("./307", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 606 attached [pid 606] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 309 [pid 606] <... set_robust_list resumed>) = 0 [pid 606] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 606] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 606] chdir("./307" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 606] <... chdir resumed>) = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 606] setpgid(0, 0) = 0 [pid 606] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 606] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 606] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 606] write(3, "1000", 4) = 4 [pid 606] close(3) = 0 [pid 606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 606] write(1, "executing program\n", 18) = 18 executing program [pid 606] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 606] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 606] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 606] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 606] close(3) = 0 [pid 606] close(4) = 0 [pid 606] close(5) = -1 EBADF (Bad file descriptor) [pid 606] close(6) = -1 EBADF (Bad file descriptor) [pid 606] close(7) = -1 EBADF (Bad file descriptor) [pid 606] close(8) = -1 EBADF (Bad file descriptor) [pid 606] close(9) = -1 EBADF (Bad file descriptor) [pid 606] close(10) = -1 EBADF (Bad file descriptor) [pid 606] close(11) = -1 EBADF (Bad file descriptor) [pid 606] close(12) = -1 EBADF (Bad file descriptor) [pid 606] close(13) = -1 EBADF (Bad file descriptor) [pid 606] close(14) = -1 EBADF (Bad file descriptor) [pid 606] close(15) = -1 EBADF (Bad file descriptor) [pid 606] close(16) = -1 EBADF (Bad file descriptor) [pid 606] close(17) = -1 EBADF (Bad file descriptor) [pid 606] close(18) = -1 EBADF (Bad file descriptor) [pid 606] close(19) = -1 EBADF (Bad file descriptor) [pid 606] close(20) = -1 EBADF (Bad file descriptor) [pid 606] close(21) = -1 EBADF (Bad file descriptor) [pid 606] close(22) = -1 EBADF (Bad file descriptor) [pid 606] close(23) = -1 EBADF (Bad file descriptor) [pid 606] close(24) = -1 EBADF (Bad file descriptor) [pid 606] close(25) = -1 EBADF (Bad file descriptor) [pid 606] close(26) = -1 EBADF (Bad file descriptor) [pid 606] close(27) = -1 EBADF (Bad file descriptor) [pid 606] close(28) = -1 EBADF (Bad file descriptor) [pid 606] close(29) = -1 EBADF (Bad file descriptor) [pid 606] exit_group(0) = ? [pid 606] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./307", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./307", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./307/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./307/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./307/binderfs") = 0 [pid 298] umount2("./307/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./307/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./307/cgroup.net") = 0 [pid 298] umount2("./307/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./307/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./307/cgroup.cpu") = 0 [pid 298] umount2("./307/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./307/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./307/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./307") = 0 [pid 298] mkdir("./308", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 607 attached [pid 607] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 310 [pid 607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 607] chdir("./308" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 607] <... chdir resumed>) = 0 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 607] setpgid(0, 0) = 0 [pid 607] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 607] <... symlink resumed>) = 0 [pid 607] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 607] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 607] write(3, "1000", 4) = 4 [pid 607] close(3) = 0 [pid 607] symlink("/dev/binderfs", "./binderfs") = 0 [pid 607] write(1, "executing program\n", 18) = 18 executing program [pid 607] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 607] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 607] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 607] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 607] close(3) = 0 [pid 607] close(4) = 0 [pid 607] close(5) = -1 EBADF (Bad file descriptor) [pid 607] close(6) = -1 EBADF (Bad file descriptor) [pid 607] close(7) = -1 EBADF (Bad file descriptor) [pid 607] close(8) = -1 EBADF (Bad file descriptor) [pid 607] close(9) = -1 EBADF (Bad file descriptor) [pid 607] close(10) = -1 EBADF (Bad file descriptor) [pid 607] close(11) = -1 EBADF (Bad file descriptor) [pid 607] close(12) = -1 EBADF (Bad file descriptor) [pid 607] close(13) = -1 EBADF (Bad file descriptor) [pid 607] close(14) = -1 EBADF (Bad file descriptor) [pid 607] close(15) = -1 EBADF (Bad file descriptor) [pid 607] close(16) = -1 EBADF (Bad file descriptor) [pid 607] close(17) = -1 EBADF (Bad file descriptor) [pid 607] close(18) = -1 EBADF (Bad file descriptor) [pid 607] close(19) = -1 EBADF (Bad file descriptor) [pid 607] close(20) = -1 EBADF (Bad file descriptor) [pid 607] close(21) = -1 EBADF (Bad file descriptor) [pid 607] close(22) = -1 EBADF (Bad file descriptor) [pid 607] close(23) = -1 EBADF (Bad file descriptor) [pid 607] close(24) = -1 EBADF (Bad file descriptor) [pid 607] close(25) = -1 EBADF (Bad file descriptor) [pid 607] close(26) = -1 EBADF (Bad file descriptor) [pid 607] close(27) = -1 EBADF (Bad file descriptor) [pid 607] close(28) = -1 EBADF (Bad file descriptor) [pid 607] close(29) = -1 EBADF (Bad file descriptor) [pid 607] exit_group(0) = ? [pid 607] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./308", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./308", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./308/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./308/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./308/binderfs") = 0 [pid 298] umount2("./308/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./308/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./308/cgroup.net") = 0 [pid 298] umount2("./308/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./308/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./308/cgroup.cpu") = 0 [pid 298] umount2("./308/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./308/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./308/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./308") = 0 [pid 298] mkdir("./309", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 608 attached [pid 608] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 311 [pid 608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 608] chdir("./309") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 608] setpgid(0, 0) = 0 [pid 608] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 608] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 608] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 608] write(3, "1000", 4) = 4 [pid 608] close(3) = 0 [pid 608] symlink("/dev/binderfs", "./binderfs") = 0 [pid 608] write(1, "executing program\n", 18) = 18 executing program [pid 608] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 608] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 608] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 608] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 608] close(3) = 0 [pid 608] close(4) = 0 [pid 608] close(5) = -1 EBADF (Bad file descriptor) [pid 608] close(6) = -1 EBADF (Bad file descriptor) [pid 608] close(7) = -1 EBADF (Bad file descriptor) [pid 608] close(8) = -1 EBADF (Bad file descriptor) [pid 608] close(9) = -1 EBADF (Bad file descriptor) [pid 608] close(10) = -1 EBADF (Bad file descriptor) [pid 608] close(11) = -1 EBADF (Bad file descriptor) [pid 608] close(12) = -1 EBADF (Bad file descriptor) [pid 608] close(13) = -1 EBADF (Bad file descriptor) [pid 608] close(14) = -1 EBADF (Bad file descriptor) [pid 608] close(15) = -1 EBADF (Bad file descriptor) [pid 608] close(16) = -1 EBADF (Bad file descriptor) [pid 608] close(17) = -1 EBADF (Bad file descriptor) [pid 608] close(18) = -1 EBADF (Bad file descriptor) [pid 608] close(19) = -1 EBADF (Bad file descriptor) [pid 608] close(20) = -1 EBADF (Bad file descriptor) [pid 608] close(21) = -1 EBADF (Bad file descriptor) [pid 608] close(22) = -1 EBADF (Bad file descriptor) [pid 608] close(23) = -1 EBADF (Bad file descriptor) [pid 608] close(24) = -1 EBADF (Bad file descriptor) [pid 608] close(25) = -1 EBADF (Bad file descriptor) [pid 608] close(26) = -1 EBADF (Bad file descriptor) [pid 608] close(27) = -1 EBADF (Bad file descriptor) [pid 608] close(28) = -1 EBADF (Bad file descriptor) [pid 608] close(29) = -1 EBADF (Bad file descriptor) [pid 608] exit_group(0) = ? [pid 608] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./309", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./309", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./309/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./309/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./309/binderfs") = 0 [pid 298] umount2("./309/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./309/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./309/cgroup.net") = 0 [pid 298] umount2("./309/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./309/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./309/cgroup.cpu") = 0 [pid 298] umount2("./309/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./309/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./309/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./309") = 0 [pid 298] mkdir("./310", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 609 attached [pid 609] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 312 [pid 609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 609] chdir("./310" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 609] <... chdir resumed>) = 0 [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 609] setpgid(0, 0) = 0 [pid 609] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 609] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 609] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 609] write(3, "1000", 4) = 4 [pid 609] close(3) = 0 [pid 609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 609] write(1, "executing program\n", 18) = 18 executing program [pid 609] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 609] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 609] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 609] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 609] close(3) = 0 [pid 609] close(4) = 0 [pid 609] close(5) = -1 EBADF (Bad file descriptor) [pid 609] close(6) = -1 EBADF (Bad file descriptor) [pid 609] close(7) = -1 EBADF (Bad file descriptor) [pid 609] close(8) = -1 EBADF (Bad file descriptor) [pid 609] close(9) = -1 EBADF (Bad file descriptor) [pid 609] close(10) = -1 EBADF (Bad file descriptor) [pid 609] close(11) = -1 EBADF (Bad file descriptor) [pid 609] close(12) = -1 EBADF (Bad file descriptor) [pid 609] close(13) = -1 EBADF (Bad file descriptor) [pid 609] close(14) = -1 EBADF (Bad file descriptor) [pid 609] close(15) = -1 EBADF (Bad file descriptor) [pid 609] close(16) = -1 EBADF (Bad file descriptor) [pid 609] close(17) = -1 EBADF (Bad file descriptor) [pid 609] close(18) = -1 EBADF (Bad file descriptor) [pid 609] close(19) = -1 EBADF (Bad file descriptor) [pid 609] close(20) = -1 EBADF (Bad file descriptor) [pid 609] close(21) = -1 EBADF (Bad file descriptor) [pid 609] close(22) = -1 EBADF (Bad file descriptor) [pid 609] close(23) = -1 EBADF (Bad file descriptor) [pid 609] close(24) = -1 EBADF (Bad file descriptor) [pid 609] close(25) = -1 EBADF (Bad file descriptor) [pid 609] close(26) = -1 EBADF (Bad file descriptor) [pid 609] close(27) = -1 EBADF (Bad file descriptor) [pid 609] close(28) = -1 EBADF (Bad file descriptor) [pid 609] close(29) = -1 EBADF (Bad file descriptor) [pid 609] exit_group(0) = ? [pid 609] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./310", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./310", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./310/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./310/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./310/binderfs") = 0 [pid 298] umount2("./310/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./310/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./310/cgroup.net") = 0 [pid 298] umount2("./310/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./310/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./310/cgroup.cpu") = 0 [pid 298] umount2("./310/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./310/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./310/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./310") = 0 [pid 298] mkdir("./311", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 610 attached [pid 610] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 313 [pid 610] <... set_robust_list resumed>) = 0 [pid 610] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 610] chdir("./311" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 610] <... chdir resumed>) = 0 [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 610] setpgid(0, 0) = 0 [pid 610] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 610] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 610] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 610] write(3, "1000", 4) = 4 [pid 610] close(3) = 0 [pid 610] symlink("/dev/binderfs", "./binderfs") = 0 [pid 610] write(1, "executing program\n", 18) = 18 executing program [pid 610] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 610] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 610] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 610] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 610] close(3) = 0 [pid 610] close(4) = 0 [pid 610] close(5) = -1 EBADF (Bad file descriptor) [pid 610] close(6) = -1 EBADF (Bad file descriptor) [pid 610] close(7) = -1 EBADF (Bad file descriptor) [pid 610] close(8) = -1 EBADF (Bad file descriptor) [pid 610] close(9) = -1 EBADF (Bad file descriptor) [pid 610] close(10) = -1 EBADF (Bad file descriptor) [pid 610] close(11) = -1 EBADF (Bad file descriptor) [pid 610] close(12) = -1 EBADF (Bad file descriptor) [pid 610] close(13) = -1 EBADF (Bad file descriptor) [pid 610] close(14) = -1 EBADF (Bad file descriptor) [pid 610] close(15) = -1 EBADF (Bad file descriptor) [pid 610] close(16) = -1 EBADF (Bad file descriptor) [pid 610] close(17) = -1 EBADF (Bad file descriptor) [pid 610] close(18) = -1 EBADF (Bad file descriptor) [pid 610] close(19) = -1 EBADF (Bad file descriptor) [pid 610] close(20) = -1 EBADF (Bad file descriptor) [pid 610] close(21) = -1 EBADF (Bad file descriptor) [pid 610] close(22) = -1 EBADF (Bad file descriptor) [pid 610] close(23) = -1 EBADF (Bad file descriptor) [pid 610] close(24) = -1 EBADF (Bad file descriptor) [pid 610] close(25) = -1 EBADF (Bad file descriptor) [pid 610] close(26) = -1 EBADF (Bad file descriptor) [pid 610] close(27) = -1 EBADF (Bad file descriptor) [pid 610] close(28) = -1 EBADF (Bad file descriptor) [pid 610] close(29) = -1 EBADF (Bad file descriptor) [pid 610] exit_group(0) = ? [pid 610] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./311", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./311", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./311/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./311/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./311/binderfs") = 0 [pid 298] umount2("./311/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./311/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./311/cgroup.net") = 0 [pid 298] umount2("./311/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./311/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./311/cgroup.cpu") = 0 [pid 298] umount2("./311/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./311/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./311/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./311") = 0 [pid 298] mkdir("./312", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 611 attached , child_tidptr=0x555574184750) = 314 [pid 611] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 611] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 611] chdir("./312") = 0 [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 611] setpgid(0, 0) = 0 [pid 611] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 611] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 611] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 611] write(3, "1000", 4) = 4 [pid 611] close(3) = 0 [pid 611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 611] write(1, "executing program\n", 18) = 18 executing program [pid 611] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 611] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 611] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 611] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 611] close(3) = 0 [pid 611] close(4) = 0 [pid 611] close(5) = -1 EBADF (Bad file descriptor) [pid 611] close(6) = -1 EBADF (Bad file descriptor) [pid 611] close(7) = -1 EBADF (Bad file descriptor) [pid 611] close(8) = -1 EBADF (Bad file descriptor) [pid 611] close(9) = -1 EBADF (Bad file descriptor) [pid 611] close(10) = -1 EBADF (Bad file descriptor) [pid 611] close(11) = -1 EBADF (Bad file descriptor) [pid 611] close(12) = -1 EBADF (Bad file descriptor) [pid 611] close(13) = -1 EBADF (Bad file descriptor) [pid 611] close(14) = -1 EBADF (Bad file descriptor) [pid 611] close(15) = -1 EBADF (Bad file descriptor) [pid 611] close(16) = -1 EBADF (Bad file descriptor) [pid 611] close(17) = -1 EBADF (Bad file descriptor) [pid 611] close(18) = -1 EBADF (Bad file descriptor) [pid 611] close(19) = -1 EBADF (Bad file descriptor) [pid 611] close(20) = -1 EBADF (Bad file descriptor) [pid 611] close(21) = -1 EBADF (Bad file descriptor) [pid 611] close(22) = -1 EBADF (Bad file descriptor) [pid 611] close(23) = -1 EBADF (Bad file descriptor) [pid 611] close(24) = -1 EBADF (Bad file descriptor) [pid 611] close(25) = -1 EBADF (Bad file descriptor) [pid 611] close(26) = -1 EBADF (Bad file descriptor) [pid 611] close(27) = -1 EBADF (Bad file descriptor) [pid 611] close(28) = -1 EBADF (Bad file descriptor) [pid 611] close(29) = -1 EBADF (Bad file descriptor) [pid 611] exit_group(0) = ? [pid 611] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./312", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./312", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./312/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./312/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./312/binderfs") = 0 [pid 298] umount2("./312/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./312/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./312/cgroup.net") = 0 [pid 298] umount2("./312/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./312/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./312/cgroup.cpu") = 0 [pid 298] umount2("./312/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./312/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./312/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./312") = 0 [pid 298] mkdir("./313", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 612 attached [pid 612] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 315 [pid 612] <... set_robust_list resumed>) = 0 [pid 612] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 612] chdir("./313") = 0 [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 612] setpgid(0, 0) = 0 [pid 612] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 612] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 612] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 612] write(3, "1000", 4) = 4 [pid 612] close(3) = 0 [pid 612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 612] write(1, "executing program\n", 18) = 18 executing program [pid 612] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 612] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 612] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 612] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 612] close(3) = 0 [pid 612] close(4) = 0 [pid 612] close(5) = -1 EBADF (Bad file descriptor) [pid 612] close(6) = -1 EBADF (Bad file descriptor) [pid 612] close(7) = -1 EBADF (Bad file descriptor) [pid 612] close(8) = -1 EBADF (Bad file descriptor) [pid 612] close(9) = -1 EBADF (Bad file descriptor) [pid 612] close(10) = -1 EBADF (Bad file descriptor) [pid 612] close(11) = -1 EBADF (Bad file descriptor) [pid 612] close(12) = -1 EBADF (Bad file descriptor) [pid 612] close(13) = -1 EBADF (Bad file descriptor) [pid 612] close(14) = -1 EBADF (Bad file descriptor) [pid 612] close(15) = -1 EBADF (Bad file descriptor) [pid 612] close(16) = -1 EBADF (Bad file descriptor) [pid 612] close(17) = -1 EBADF (Bad file descriptor) [pid 612] close(18) = -1 EBADF (Bad file descriptor) [pid 612] close(19) = -1 EBADF (Bad file descriptor) [pid 612] close(20) = -1 EBADF (Bad file descriptor) [pid 612] close(21) = -1 EBADF (Bad file descriptor) [pid 612] close(22) = -1 EBADF (Bad file descriptor) [pid 612] close(23) = -1 EBADF (Bad file descriptor) [pid 612] close(24) = -1 EBADF (Bad file descriptor) [pid 612] close(25) = -1 EBADF (Bad file descriptor) [pid 612] close(26) = -1 EBADF (Bad file descriptor) [pid 612] close(27) = -1 EBADF (Bad file descriptor) [pid 612] close(28) = -1 EBADF (Bad file descriptor) [pid 612] close(29) = -1 EBADF (Bad file descriptor) [pid 612] exit_group(0) = ? [pid 612] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./313", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./313", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./313/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./313/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./313/binderfs") = 0 [pid 298] umount2("./313/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./313/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./313/cgroup.net") = 0 [pid 298] umount2("./313/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./313/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./313/cgroup.cpu") = 0 [pid 298] umount2("./313/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./313/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./313/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./313") = 0 [pid 298] mkdir("./314", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 613 attached [pid 613] set_robust_list(0x555574184760, 24) = 0 [pid 613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 316 [pid 613] chdir("./314") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 613] setpgid(0, 0) = 0 [pid 613] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 613] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 613] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 613] write(3, "1000", 4) = 4 [pid 613] close(3) = 0 [pid 613] symlink("/dev/binderfs", "./binderfs") = 0 [pid 613] write(1, "executing program\n", 18) = 18 [pid 613] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 613] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 613] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 613] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 613] close(3) = 0 [pid 613] close(4) = 0 [pid 613] close(5) = -1 EBADF (Bad file descriptor) [pid 613] close(6) = -1 EBADF (Bad file descriptor) [pid 613] close(7) = -1 EBADF (Bad file descriptor) [pid 613] close(8) = -1 EBADF (Bad file descriptor) [pid 613] close(9) = -1 EBADF (Bad file descriptor) [pid 613] close(10) = -1 EBADF (Bad file descriptor) [pid 613] close(11) = -1 EBADF (Bad file descriptor) [pid 613] close(12) = -1 EBADF (Bad file descriptor) [pid 613] close(13) = -1 EBADF (Bad file descriptor) [pid 613] close(14) = -1 EBADF (Bad file descriptor) [pid 613] close(15) = -1 EBADF (Bad file descriptor) [pid 613] close(16) = -1 EBADF (Bad file descriptor) [pid 613] close(17) = -1 EBADF (Bad file descriptor) [pid 613] close(18) = -1 EBADF (Bad file descriptor) [pid 613] close(19) = -1 EBADF (Bad file descriptor) [pid 613] close(20) = -1 EBADF (Bad file descriptor) [pid 613] close(21) = -1 EBADF (Bad file descriptor) [pid 613] close(22) = -1 EBADF (Bad file descriptor) [pid 613] close(23) = -1 EBADF (Bad file descriptor) [pid 613] close(24) = -1 EBADF (Bad file descriptor) [pid 613] close(25) = -1 EBADF (Bad file descriptor) [pid 613] close(26) = -1 EBADF (Bad file descriptor) [pid 613] close(27) = -1 EBADF (Bad file descriptor) [pid 613] close(28) = -1 EBADF (Bad file descriptor) [pid 613] close(29) = -1 EBADF (Bad file descriptor) [pid 613] exit_group(0) = ? [pid 613] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./314", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./314", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./314/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./314/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./314/binderfs") = 0 [pid 298] umount2("./314/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./314/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./314/cgroup.net") = 0 [pid 298] umount2("./314/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./314/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./314/cgroup.cpu") = 0 [pid 298] umount2("./314/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./314/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./314/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./314") = 0 [pid 298] mkdir("./315", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 614 attached , child_tidptr=0x555574184750) = 317 [pid 614] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 614] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 614] chdir("./315") = 0 [pid 614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 614] setpgid(0, 0) = 0 [pid 614] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 614] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 614] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 614] write(3, "1000", 4) = 4 [pid 614] close(3) = 0 [pid 614] symlink("/dev/binderfs", "./binderfs") = 0 [pid 614] write(1, "executing program\n", 18) = 18 executing program [pid 614] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 614] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 614] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 614] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 614] close(3) = 0 [pid 614] close(4) = 0 [pid 614] close(5) = -1 EBADF (Bad file descriptor) [pid 614] close(6) = -1 EBADF (Bad file descriptor) [pid 614] close(7) = -1 EBADF (Bad file descriptor) [pid 614] close(8) = -1 EBADF (Bad file descriptor) [pid 614] close(9) = -1 EBADF (Bad file descriptor) [pid 614] close(10) = -1 EBADF (Bad file descriptor) [pid 614] close(11) = -1 EBADF (Bad file descriptor) [pid 614] close(12) = -1 EBADF (Bad file descriptor) [pid 614] close(13) = -1 EBADF (Bad file descriptor) [pid 614] close(14) = -1 EBADF (Bad file descriptor) [pid 614] close(15) = -1 EBADF (Bad file descriptor) [pid 614] close(16) = -1 EBADF (Bad file descriptor) [pid 614] close(17) = -1 EBADF (Bad file descriptor) [pid 614] close(18) = -1 EBADF (Bad file descriptor) [pid 614] close(19) = -1 EBADF (Bad file descriptor) [pid 614] close(20) = -1 EBADF (Bad file descriptor) [pid 614] close(21) = -1 EBADF (Bad file descriptor) [pid 614] close(22) = -1 EBADF (Bad file descriptor) [pid 614] close(23) = -1 EBADF (Bad file descriptor) [pid 614] close(24) = -1 EBADF (Bad file descriptor) [pid 614] close(25) = -1 EBADF (Bad file descriptor) [pid 614] close(26) = -1 EBADF (Bad file descriptor) [pid 614] close(27) = -1 EBADF (Bad file descriptor) [pid 614] close(28) = -1 EBADF (Bad file descriptor) [pid 614] close(29) = -1 EBADF (Bad file descriptor) [pid 614] exit_group(0) = ? [pid 614] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./315", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./315", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./315/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./315/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./315/binderfs") = 0 [pid 298] umount2("./315/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./315/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./315/cgroup.net") = 0 [pid 298] umount2("./315/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./315/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./315/cgroup.cpu") = 0 [pid 298] umount2("./315/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./315/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./315/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./315") = 0 [pid 298] mkdir("./316", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 615 attached [pid 615] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 318 [pid 615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 615] chdir("./316") = 0 [pid 615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 615] <... prctl resumed>) = 0 [pid 615] setpgid(0, 0) = 0 [pid 615] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 615] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 615] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 615] write(3, "1000", 4) = 4 [pid 615] close(3) = 0 [pid 615] symlink("/dev/binderfs", "./binderfs") = 0 [pid 615] write(1, "executing program\n", 18) = 18 executing program [pid 615] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 615] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 615] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 615] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 615] close(3) = 0 [pid 615] close(4) = 0 [pid 615] close(5) = -1 EBADF (Bad file descriptor) [pid 615] close(6) = -1 EBADF (Bad file descriptor) [pid 615] close(7) = -1 EBADF (Bad file descriptor) [pid 615] close(8) = -1 EBADF (Bad file descriptor) [pid 615] close(9) = -1 EBADF (Bad file descriptor) [pid 615] close(10) = -1 EBADF (Bad file descriptor) [pid 615] close(11) = -1 EBADF (Bad file descriptor) [pid 615] close(12) = -1 EBADF (Bad file descriptor) [pid 615] close(13) = -1 EBADF (Bad file descriptor) [pid 615] close(14) = -1 EBADF (Bad file descriptor) [pid 615] close(15) = -1 EBADF (Bad file descriptor) [pid 615] close(16) = -1 EBADF (Bad file descriptor) [pid 615] close(17) = -1 EBADF (Bad file descriptor) [pid 615] close(18) = -1 EBADF (Bad file descriptor) [pid 615] close(19) = -1 EBADF (Bad file descriptor) [pid 615] close(20) = -1 EBADF (Bad file descriptor) [pid 615] close(21) = -1 EBADF (Bad file descriptor) [pid 615] close(22) = -1 EBADF (Bad file descriptor) [pid 615] close(23) = -1 EBADF (Bad file descriptor) [pid 615] close(24) = -1 EBADF (Bad file descriptor) [pid 615] close(25) = -1 EBADF (Bad file descriptor) [pid 615] close(26) = -1 EBADF (Bad file descriptor) [pid 615] close(27) = -1 EBADF (Bad file descriptor) [pid 615] close(28) = -1 EBADF (Bad file descriptor) [pid 615] close(29) = -1 EBADF (Bad file descriptor) [pid 615] exit_group(0) = ? [pid 615] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./316", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./316", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./316/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./316/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./316/binderfs") = 0 [pid 298] umount2("./316/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./316/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./316/cgroup.net") = 0 [pid 298] umount2("./316/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./316/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./316/cgroup.cpu") = 0 [pid 298] umount2("./316/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./316/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./316/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./316") = 0 [pid 298] mkdir("./317", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 616 attached [pid 616] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 319 [pid 616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 616] chdir("./317") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 616] setpgid(0, 0) = 0 [pid 616] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 616] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 616] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 616] write(3, "1000", 4) = 4 [pid 616] close(3) = 0 [pid 616] symlink("/dev/binderfs", "./binderfs") = 0 [pid 616] write(1, "executing program\n", 18) = 18 executing program [pid 616] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 616] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 616] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 616] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 616] close(3) = 0 [pid 616] close(4) = 0 [pid 616] close(5) = -1 EBADF (Bad file descriptor) [pid 616] close(6) = -1 EBADF (Bad file descriptor) [pid 616] close(7) = -1 EBADF (Bad file descriptor) [pid 616] close(8) = -1 EBADF (Bad file descriptor) [pid 616] close(9) = -1 EBADF (Bad file descriptor) [pid 616] close(10) = -1 EBADF (Bad file descriptor) [pid 616] close(11) = -1 EBADF (Bad file descriptor) [pid 616] close(12) = -1 EBADF (Bad file descriptor) [pid 616] close(13) = -1 EBADF (Bad file descriptor) [pid 616] close(14) = -1 EBADF (Bad file descriptor) [pid 616] close(15) = -1 EBADF (Bad file descriptor) [pid 616] close(16) = -1 EBADF (Bad file descriptor) [pid 616] close(17) = -1 EBADF (Bad file descriptor) [pid 616] close(18) = -1 EBADF (Bad file descriptor) [pid 616] close(19) = -1 EBADF (Bad file descriptor) [pid 616] close(20) = -1 EBADF (Bad file descriptor) [pid 616] close(21) = -1 EBADF (Bad file descriptor) [pid 616] close(22) = -1 EBADF (Bad file descriptor) [pid 616] close(23) = -1 EBADF (Bad file descriptor) [pid 616] close(24) = -1 EBADF (Bad file descriptor) [pid 616] close(25) = -1 EBADF (Bad file descriptor) [pid 616] close(26) = -1 EBADF (Bad file descriptor) [pid 616] close(27) = -1 EBADF (Bad file descriptor) [pid 616] close(28) = -1 EBADF (Bad file descriptor) [pid 616] close(29) = -1 EBADF (Bad file descriptor) [pid 616] exit_group(0) = ? [pid 616] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./317", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./317", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./317/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./317/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./317/binderfs") = 0 [pid 298] umount2("./317/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./317/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./317/cgroup.net") = 0 [pid 298] umount2("./317/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./317/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./317/cgroup.cpu") = 0 [pid 298] umount2("./317/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./317/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./317/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./317") = 0 [pid 298] mkdir("./318", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 617 attached , child_tidptr=0x555574184750) = 320 [pid 617] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 617] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 617] chdir("./318") = 0 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 617] setpgid(0, 0) = 0 [pid 617] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 617] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 617] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 617] write(3, "1000", 4) = 4 [pid 617] close(3) = 0 [pid 617] symlink("/dev/binderfs", "./binderfs") = 0 [pid 617] write(1, "executing program\n", 18) = 18 executing program [pid 617] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 617] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 617] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 617] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 617] close(3) = 0 [pid 617] close(4) = 0 [pid 617] close(5) = -1 EBADF (Bad file descriptor) [pid 617] close(6) = -1 EBADF (Bad file descriptor) [pid 617] close(7) = -1 EBADF (Bad file descriptor) [pid 617] close(8) = -1 EBADF (Bad file descriptor) [pid 617] close(9) = -1 EBADF (Bad file descriptor) [pid 617] close(10) = -1 EBADF (Bad file descriptor) [pid 617] close(11) = -1 EBADF (Bad file descriptor) [pid 617] close(12) = -1 EBADF (Bad file descriptor) [pid 617] close(13) = -1 EBADF (Bad file descriptor) [pid 617] close(14) = -1 EBADF (Bad file descriptor) [pid 617] close(15) = -1 EBADF (Bad file descriptor) [pid 617] close(16) = -1 EBADF (Bad file descriptor) [pid 617] close(17) = -1 EBADF (Bad file descriptor) [pid 617] close(18) = -1 EBADF (Bad file descriptor) [pid 617] close(19) = -1 EBADF (Bad file descriptor) [pid 617] close(20) = -1 EBADF (Bad file descriptor) [pid 617] close(21) = -1 EBADF (Bad file descriptor) [pid 617] close(22) = -1 EBADF (Bad file descriptor) [pid 617] close(23) = -1 EBADF (Bad file descriptor) [pid 617] close(24) = -1 EBADF (Bad file descriptor) [pid 617] close(25) = -1 EBADF (Bad file descriptor) [pid 617] close(26) = -1 EBADF (Bad file descriptor) [pid 617] close(27) = -1 EBADF (Bad file descriptor) [pid 617] close(28) = -1 EBADF (Bad file descriptor) [pid 617] close(29) = -1 EBADF (Bad file descriptor) [pid 617] exit_group(0) = ? [pid 617] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./318", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./318", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./318/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./318/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./318/binderfs") = 0 [pid 298] umount2("./318/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./318/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./318/cgroup.net") = 0 [pid 298] umount2("./318/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./318/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./318/cgroup.cpu") = 0 [pid 298] umount2("./318/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./318/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./318/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./318") = 0 [pid 298] mkdir("./319", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 618 attached [pid 618] set_robust_list(0x555574184760, 24) = 0 [pid 618] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 321 [pid 618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 618] chdir("./319") = 0 [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 618] setpgid(0, 0) = 0 [pid 618] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 618] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 618] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 618] <... symlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 618] write(3, "1000", 4) = 4 [pid 618] close(3) = 0 [pid 618] symlink("/dev/binderfs", "./binderfs") = 0 [pid 618] write(1, "executing program\n", 18) = 18 executing program [pid 618] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 618] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 618] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 618] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 618] close(3) = 0 [pid 618] close(4) = 0 [pid 618] close(5) = -1 EBADF (Bad file descriptor) [pid 618] close(6) = -1 EBADF (Bad file descriptor) [pid 618] close(7) = -1 EBADF (Bad file descriptor) [pid 618] close(8) = -1 EBADF (Bad file descriptor) [pid 618] close(9) = -1 EBADF (Bad file descriptor) [pid 618] close(10) = -1 EBADF (Bad file descriptor) [pid 618] close(11) = -1 EBADF (Bad file descriptor) [pid 618] close(12) = -1 EBADF (Bad file descriptor) [pid 618] close(13) = -1 EBADF (Bad file descriptor) [pid 618] close(14) = -1 EBADF (Bad file descriptor) [pid 618] close(15) = -1 EBADF (Bad file descriptor) [pid 618] close(16) = -1 EBADF (Bad file descriptor) [pid 618] close(17) = -1 EBADF (Bad file descriptor) [pid 618] close(18) = -1 EBADF (Bad file descriptor) [pid 618] close(19) = -1 EBADF (Bad file descriptor) [pid 618] close(20) = -1 EBADF (Bad file descriptor) [pid 618] close(21) = -1 EBADF (Bad file descriptor) [pid 618] close(22) = -1 EBADF (Bad file descriptor) [pid 618] close(23) = -1 EBADF (Bad file descriptor) [pid 618] close(24) = -1 EBADF (Bad file descriptor) [pid 618] close(25) = -1 EBADF (Bad file descriptor) [pid 618] close(26) = -1 EBADF (Bad file descriptor) [pid 618] close(27) = -1 EBADF (Bad file descriptor) [pid 618] close(28) = -1 EBADF (Bad file descriptor) [pid 618] close(29) = -1 EBADF (Bad file descriptor) [pid 618] exit_group(0) = ? [pid 618] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./319", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./319", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./319/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./319/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./319/binderfs") = 0 [pid 298] umount2("./319/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./319/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./319/cgroup.net") = 0 [pid 298] umount2("./319/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./319/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./319/cgroup.cpu") = 0 [pid 298] umount2("./319/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./319/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./319/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./319") = 0 [pid 298] mkdir("./320", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 619 attached [pid 619] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 322 [pid 619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 619] chdir("./320") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 619] setpgid(0, 0) = 0 [pid 619] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 619] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 619] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 619] write(3, "1000", 4) = 4 [pid 619] close(3) = 0 [pid 619] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 619] write(1, "executing program\n", 18) = 18 [pid 619] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 619] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 619] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 619] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 619] close(3) = 0 [pid 619] close(4) = 0 [pid 619] close(5) = -1 EBADF (Bad file descriptor) [pid 619] close(6) = -1 EBADF (Bad file descriptor) [pid 619] close(7) = -1 EBADF (Bad file descriptor) [pid 619] close(8) = -1 EBADF (Bad file descriptor) [pid 619] close(9) = -1 EBADF (Bad file descriptor) [pid 619] close(10) = -1 EBADF (Bad file descriptor) [pid 619] close(11) = -1 EBADF (Bad file descriptor) [pid 619] close(12) = -1 EBADF (Bad file descriptor) [pid 619] close(13) = -1 EBADF (Bad file descriptor) [pid 619] close(14) = -1 EBADF (Bad file descriptor) [pid 619] close(15) = -1 EBADF (Bad file descriptor) [pid 619] close(16) = -1 EBADF (Bad file descriptor) [pid 619] close(17) = -1 EBADF (Bad file descriptor) [pid 619] close(18) = -1 EBADF (Bad file descriptor) [pid 619] close(19) = -1 EBADF (Bad file descriptor) [pid 619] close(20) = -1 EBADF (Bad file descriptor) [pid 619] close(21) = -1 EBADF (Bad file descriptor) [pid 619] close(22) = -1 EBADF (Bad file descriptor) [pid 619] close(23) = -1 EBADF (Bad file descriptor) [pid 619] close(24) = -1 EBADF (Bad file descriptor) [pid 619] close(25) = -1 EBADF (Bad file descriptor) [pid 619] close(26) = -1 EBADF (Bad file descriptor) [pid 619] close(27) = -1 EBADF (Bad file descriptor) [pid 619] close(28) = -1 EBADF (Bad file descriptor) [pid 619] close(29) = -1 EBADF (Bad file descriptor) [pid 619] exit_group(0) = ? [pid 619] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./320", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./320", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./320/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./320/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./320/binderfs") = 0 [pid 298] umount2("./320/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./320/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./320/cgroup.net") = 0 [pid 298] umount2("./320/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./320/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./320/cgroup.cpu") = 0 [pid 298] umount2("./320/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./320/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./320/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./320") = 0 [pid 298] mkdir("./321", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 323 [pid 620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 620] chdir("./321") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 620] setpgid(0, 0) = 0 [pid 620] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 620] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 620] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 620] write(1, "executing program\n", 18) = 18 [pid 620] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 620] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 620] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 620] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 620] close(3) = 0 [pid 620] close(4) = 0 [pid 620] close(5) = -1 EBADF (Bad file descriptor) [pid 620] close(6) = -1 EBADF (Bad file descriptor) [pid 620] close(7) = -1 EBADF (Bad file descriptor) [pid 620] close(8) = -1 EBADF (Bad file descriptor) [pid 620] close(9) = -1 EBADF (Bad file descriptor) [pid 620] close(10) = -1 EBADF (Bad file descriptor) [pid 620] close(11) = -1 EBADF (Bad file descriptor) [pid 620] close(12) = -1 EBADF (Bad file descriptor) [pid 620] close(13) = -1 EBADF (Bad file descriptor) [pid 620] close(14) = -1 EBADF (Bad file descriptor) [pid 620] close(15) = -1 EBADF (Bad file descriptor) [pid 620] close(16) = -1 EBADF (Bad file descriptor) [pid 620] close(17) = -1 EBADF (Bad file descriptor) [pid 620] close(18) = -1 EBADF (Bad file descriptor) [pid 620] close(19) = -1 EBADF (Bad file descriptor) [pid 620] close(20) = -1 EBADF (Bad file descriptor) [pid 620] close(21) = -1 EBADF (Bad file descriptor) [pid 620] close(22) = -1 EBADF (Bad file descriptor) [pid 620] close(23) = -1 EBADF (Bad file descriptor) [pid 620] close(24) = -1 EBADF (Bad file descriptor) [pid 620] close(25) = -1 EBADF (Bad file descriptor) [pid 620] close(26) = -1 EBADF (Bad file descriptor) [pid 620] close(27) = -1 EBADF (Bad file descriptor) [pid 620] close(28) = -1 EBADF (Bad file descriptor) [pid 620] close(29) = -1 EBADF (Bad file descriptor) [pid 620] exit_group(0) = ? [pid 620] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./321", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./321", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./321/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./321/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./321/binderfs") = 0 [pid 298] umount2("./321/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./321/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./321/cgroup.net") = 0 [pid 298] umount2("./321/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./321/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./321/cgroup.cpu") = 0 [pid 298] umount2("./321/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./321/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./321/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./321") = 0 [pid 298] mkdir("./322", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 621 attached [pid 621] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 324 [pid 621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 621] chdir("./322") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 621] setpgid(0, 0) = 0 [pid 621] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 621] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 621] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 621] write(3, "1000", 4) = 4 [pid 621] close(3) = 0 [pid 621] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 621] write(1, "executing program\n", 18) = 18 [pid 621] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 621] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 621] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 621] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 621] close(3) = 0 [pid 621] close(4) = 0 [pid 621] close(5) = -1 EBADF (Bad file descriptor) [pid 621] close(6) = -1 EBADF (Bad file descriptor) [pid 621] close(7) = -1 EBADF (Bad file descriptor) [pid 621] close(8) = -1 EBADF (Bad file descriptor) [pid 621] close(9) = -1 EBADF (Bad file descriptor) [pid 621] close(10) = -1 EBADF (Bad file descriptor) [pid 621] close(11) = -1 EBADF (Bad file descriptor) [pid 621] close(12) = -1 EBADF (Bad file descriptor) [pid 621] close(13) = -1 EBADF (Bad file descriptor) [pid 621] close(14) = -1 EBADF (Bad file descriptor) [pid 621] close(15) = -1 EBADF (Bad file descriptor) [pid 621] close(16) = -1 EBADF (Bad file descriptor) [pid 621] close(17) = -1 EBADF (Bad file descriptor) [pid 621] close(18) = -1 EBADF (Bad file descriptor) [pid 621] close(19) = -1 EBADF (Bad file descriptor) [pid 621] close(20) = -1 EBADF (Bad file descriptor) [pid 621] close(21) = -1 EBADF (Bad file descriptor) [pid 621] close(22) = -1 EBADF (Bad file descriptor) [pid 621] close(23) = -1 EBADF (Bad file descriptor) [pid 621] close(24) = -1 EBADF (Bad file descriptor) [pid 621] close(25) = -1 EBADF (Bad file descriptor) [pid 621] close(26) = -1 EBADF (Bad file descriptor) [pid 621] close(27) = -1 EBADF (Bad file descriptor) [pid 621] close(28) = -1 EBADF (Bad file descriptor) [pid 621] close(29) = -1 EBADF (Bad file descriptor) [pid 621] exit_group(0) = ? [pid 621] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./322", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./322", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./322/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./322/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./322/binderfs") = 0 [pid 298] umount2("./322/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./322/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./322/cgroup.net") = 0 [pid 298] umount2("./322/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./322/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./322/cgroup.cpu") = 0 [pid 298] umount2("./322/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./322/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./322/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./322") = 0 [pid 298] mkdir("./323", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 622 attached [pid 622] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 325 [pid 622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 622] chdir("./323") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 622] setpgid(0, 0) = 0 [pid 622] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 622] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 622] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 622] write(3, "1000", 4) = 4 [pid 622] close(3) = 0 [pid 622] symlink("/dev/binderfs", "./binderfs") = 0 [pid 622] write(1, "executing program\n", 18) = 18 executing program [pid 622] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 622] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 622] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 622] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 622] close(3) = 0 [pid 622] close(4) = 0 [pid 622] close(5) = -1 EBADF (Bad file descriptor) [pid 622] close(6) = -1 EBADF (Bad file descriptor) [pid 622] close(7) = -1 EBADF (Bad file descriptor) [pid 622] close(8) = -1 EBADF (Bad file descriptor) [pid 622] close(9) = -1 EBADF (Bad file descriptor) [pid 622] close(10) = -1 EBADF (Bad file descriptor) [pid 622] close(11) = -1 EBADF (Bad file descriptor) [pid 622] close(12) = -1 EBADF (Bad file descriptor) [pid 622] close(13) = -1 EBADF (Bad file descriptor) [pid 622] close(14) = -1 EBADF (Bad file descriptor) [pid 622] close(15) = -1 EBADF (Bad file descriptor) [pid 622] close(16) = -1 EBADF (Bad file descriptor) [pid 622] close(17) = -1 EBADF (Bad file descriptor) [pid 622] close(18) = -1 EBADF (Bad file descriptor) [pid 622] close(19) = -1 EBADF (Bad file descriptor) [pid 622] close(20) = -1 EBADF (Bad file descriptor) [pid 622] close(21) = -1 EBADF (Bad file descriptor) [pid 622] close(22) = -1 EBADF (Bad file descriptor) [pid 622] close(23) = -1 EBADF (Bad file descriptor) [pid 622] close(24) = -1 EBADF (Bad file descriptor) [pid 622] close(25) = -1 EBADF (Bad file descriptor) [pid 622] close(26) = -1 EBADF (Bad file descriptor) [pid 622] close(27) = -1 EBADF (Bad file descriptor) [pid 622] close(28) = -1 EBADF (Bad file descriptor) [pid 622] close(29) = -1 EBADF (Bad file descriptor) [pid 622] exit_group(0) = ? [pid 622] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./323", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./323", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./323/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./323/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./323/binderfs") = 0 [pid 298] umount2("./323/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./323/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./323/cgroup.net") = 0 [pid 298] umount2("./323/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./323/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./323/cgroup.cpu") = 0 [pid 298] umount2("./323/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./323/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./323/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./323") = 0 [pid 298] mkdir("./324", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 623 attached [pid 623] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 326 [pid 623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 623] chdir("./324") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 623] setpgid(0, 0) = 0 [pid 623] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 623] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 623] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 623] write(3, "1000", 4) = 4 [pid 623] close(3) = 0 [pid 623] symlink("/dev/binderfs", "./binderfs") = 0 [pid 623] write(1, "executing program\n", 18) = 18 executing program [pid 623] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 623] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 623] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 623] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 623] close(3) = 0 [pid 623] close(4) = 0 [pid 623] close(5) = -1 EBADF (Bad file descriptor) [pid 623] close(6) = -1 EBADF (Bad file descriptor) [pid 623] close(7) = -1 EBADF (Bad file descriptor) [pid 623] close(8) = -1 EBADF (Bad file descriptor) [pid 623] close(9) = -1 EBADF (Bad file descriptor) [pid 623] close(10) = -1 EBADF (Bad file descriptor) [pid 623] close(11) = -1 EBADF (Bad file descriptor) [pid 623] close(12) = -1 EBADF (Bad file descriptor) [pid 623] close(13) = -1 EBADF (Bad file descriptor) [pid 623] close(14) = -1 EBADF (Bad file descriptor) [pid 623] close(15) = -1 EBADF (Bad file descriptor) [pid 623] close(16) = -1 EBADF (Bad file descriptor) [pid 623] close(17) = -1 EBADF (Bad file descriptor) [pid 623] close(18) = -1 EBADF (Bad file descriptor) [pid 623] close(19) = -1 EBADF (Bad file descriptor) [pid 623] close(20) = -1 EBADF (Bad file descriptor) [pid 623] close(21) = -1 EBADF (Bad file descriptor) [pid 623] close(22) = -1 EBADF (Bad file descriptor) [pid 623] close(23) = -1 EBADF (Bad file descriptor) [pid 623] close(24) = -1 EBADF (Bad file descriptor) [pid 623] close(25) = -1 EBADF (Bad file descriptor) [pid 623] close(26) = -1 EBADF (Bad file descriptor) [pid 623] close(27) = -1 EBADF (Bad file descriptor) [pid 623] close(28) = -1 EBADF (Bad file descriptor) [pid 623] close(29) = -1 EBADF (Bad file descriptor) [pid 623] exit_group(0) = ? [pid 623] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./324", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./324", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./324/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./324/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./324/binderfs") = 0 [pid 298] umount2("./324/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./324/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./324/cgroup.net") = 0 [pid 298] umount2("./324/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./324/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./324/cgroup.cpu") = 0 [pid 298] umount2("./324/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./324/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./324/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./324") = 0 [pid 298] mkdir("./325", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 624 attached [pid 624] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 327 [pid 624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 624] chdir("./325") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 624] setpgid(0, 0) = 0 [pid 624] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 624] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 624] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 624] write(3, "1000", 4) = 4 [pid 624] close(3) = 0 [pid 624] symlink("/dev/binderfs", "./binderfs") = 0 [pid 624] write(1, "executing program\n", 18) = 18 executing program [pid 624] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 624] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 624] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 624] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 624] close(3) = 0 [pid 624] close(4) = 0 [pid 624] close(5) = -1 EBADF (Bad file descriptor) [pid 624] close(6) = -1 EBADF (Bad file descriptor) [pid 624] close(7) = -1 EBADF (Bad file descriptor) [pid 624] close(8) = -1 EBADF (Bad file descriptor) [pid 624] close(9) = -1 EBADF (Bad file descriptor) [pid 624] close(10) = -1 EBADF (Bad file descriptor) [pid 624] close(11) = -1 EBADF (Bad file descriptor) [pid 624] close(12) = -1 EBADF (Bad file descriptor) [pid 624] close(13) = -1 EBADF (Bad file descriptor) [pid 624] close(14) = -1 EBADF (Bad file descriptor) [pid 624] close(15) = -1 EBADF (Bad file descriptor) [pid 624] close(16) = -1 EBADF (Bad file descriptor) [pid 624] close(17) = -1 EBADF (Bad file descriptor) [pid 624] close(18) = -1 EBADF (Bad file descriptor) [pid 624] close(19) = -1 EBADF (Bad file descriptor) [pid 624] close(20) = -1 EBADF (Bad file descriptor) [pid 624] close(21) = -1 EBADF (Bad file descriptor) [pid 624] close(22) = -1 EBADF (Bad file descriptor) [pid 624] close(23) = -1 EBADF (Bad file descriptor) [pid 624] close(24) = -1 EBADF (Bad file descriptor) [pid 624] close(25) = -1 EBADF (Bad file descriptor) [pid 624] close(26) = -1 EBADF (Bad file descriptor) [pid 624] close(27) = -1 EBADF (Bad file descriptor) [pid 624] close(28) = -1 EBADF (Bad file descriptor) [pid 624] close(29) = -1 EBADF (Bad file descriptor) [pid 624] exit_group(0) = ? [pid 624] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./325", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./325", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./325/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./325/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./325/binderfs") = 0 [pid 298] umount2("./325/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./325/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./325/cgroup.net") = 0 [pid 298] umount2("./325/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./325/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./325/cgroup.cpu") = 0 [pid 298] umount2("./325/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./325/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./325/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./325") = 0 [pid 298] mkdir("./326", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 625 attached [pid 625] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 328 [pid 625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 625] chdir("./326") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 625] setpgid(0, 0) = 0 [pid 625] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 625] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 625] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 625] write(3, "1000", 4) = 4 [pid 625] close(3) = 0 [pid 625] symlink("/dev/binderfs", "./binderfs") = 0 [pid 625] write(1, "executing program\n", 18) = 18 executing program [pid 625] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 625] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 625] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 625] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 625] close(3) = 0 [pid 625] close(4) = 0 [pid 625] close(5) = -1 EBADF (Bad file descriptor) [pid 625] close(6) = -1 EBADF (Bad file descriptor) [pid 625] close(7) = -1 EBADF (Bad file descriptor) [pid 625] close(8) = -1 EBADF (Bad file descriptor) [pid 625] close(9) = -1 EBADF (Bad file descriptor) [pid 625] close(10) = -1 EBADF (Bad file descriptor) [pid 625] close(11) = -1 EBADF (Bad file descriptor) [pid 625] close(12) = -1 EBADF (Bad file descriptor) [pid 625] close(13) = -1 EBADF (Bad file descriptor) [pid 625] close(14) = -1 EBADF (Bad file descriptor) [pid 625] close(15) = -1 EBADF (Bad file descriptor) [pid 625] close(16) = -1 EBADF (Bad file descriptor) [pid 625] close(17) = -1 EBADF (Bad file descriptor) [pid 625] close(18) = -1 EBADF (Bad file descriptor) [pid 625] close(19) = -1 EBADF (Bad file descriptor) [pid 625] close(20) = -1 EBADF (Bad file descriptor) [pid 625] close(21) = -1 EBADF (Bad file descriptor) [pid 625] close(22) = -1 EBADF (Bad file descriptor) [pid 625] close(23) = -1 EBADF (Bad file descriptor) [pid 625] close(24) = -1 EBADF (Bad file descriptor) [pid 625] close(25) = -1 EBADF (Bad file descriptor) [pid 625] close(26) = -1 EBADF (Bad file descriptor) [pid 625] close(27) = -1 EBADF (Bad file descriptor) [pid 625] close(28) = -1 EBADF (Bad file descriptor) [pid 625] close(29) = -1 EBADF (Bad file descriptor) [pid 625] exit_group(0) = ? [pid 625] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./326", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./326", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./326/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./326/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./326/binderfs") = 0 [pid 298] umount2("./326/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./326/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./326/cgroup.net") = 0 [pid 298] umount2("./326/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./326/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./326/cgroup.cpu") = 0 [pid 298] umount2("./326/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./326/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./326/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./326") = 0 [pid 298] mkdir("./327", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 626 attached [pid 626] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 329 [pid 626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 626] chdir("./327") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 626] setpgid(0, 0) = 0 [pid 626] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 626] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 626] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 626] write(3, "1000", 4) = 4 [pid 626] close(3) = 0 [pid 626] symlink("/dev/binderfs", "./binderfs") = 0 [pid 626] write(1, "executing program\n", 18) = 18 executing program [pid 626] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 626] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 626] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 626] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 626] close(3) = 0 [pid 626] close(4) = 0 [pid 626] close(5) = -1 EBADF (Bad file descriptor) [pid 626] close(6) = -1 EBADF (Bad file descriptor) [pid 626] close(7) = -1 EBADF (Bad file descriptor) [pid 626] close(8) = -1 EBADF (Bad file descriptor) [pid 626] close(9) = -1 EBADF (Bad file descriptor) [pid 626] close(10) = -1 EBADF (Bad file descriptor) [pid 626] close(11) = -1 EBADF (Bad file descriptor) [pid 626] close(12) = -1 EBADF (Bad file descriptor) [pid 626] close(13) = -1 EBADF (Bad file descriptor) [pid 626] close(14) = -1 EBADF (Bad file descriptor) [pid 626] close(15) = -1 EBADF (Bad file descriptor) [pid 626] close(16) = -1 EBADF (Bad file descriptor) [pid 626] close(17) = -1 EBADF (Bad file descriptor) [pid 626] close(18) = -1 EBADF (Bad file descriptor) [pid 626] close(19) = -1 EBADF (Bad file descriptor) [pid 626] close(20) = -1 EBADF (Bad file descriptor) [pid 626] close(21) = -1 EBADF (Bad file descriptor) [pid 626] close(22) = -1 EBADF (Bad file descriptor) [pid 626] close(23) = -1 EBADF (Bad file descriptor) [pid 626] close(24) = -1 EBADF (Bad file descriptor) [pid 626] close(25) = -1 EBADF (Bad file descriptor) [pid 626] close(26) = -1 EBADF (Bad file descriptor) [pid 626] close(27) = -1 EBADF (Bad file descriptor) [pid 626] close(28) = -1 EBADF (Bad file descriptor) [pid 626] close(29) = -1 EBADF (Bad file descriptor) [pid 626] exit_group(0) = ? [pid 626] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./327", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./327", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./327/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./327/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./327/binderfs") = 0 [pid 298] umount2("./327/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./327/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./327/cgroup.net") = 0 [pid 298] umount2("./327/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./327/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./327/cgroup.cpu") = 0 [pid 298] umount2("./327/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./327/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./327/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./327") = 0 [pid 298] mkdir("./328", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 627 attached [pid 627] set_robust_list(0x555574184760, 24) = 0 [pid 627] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 330 [pid 627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 627] chdir("./328" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 627] <... chdir resumed>) = 0 [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 627] <... prctl resumed>) = 0 [pid 627] setpgid(0, 0) = 0 [pid 627] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 627] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 627] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 627] write(3, "1000", 4) = 4 [pid 627] close(3) = 0 executing program [pid 627] symlink("/dev/binderfs", "./binderfs") = 0 [pid 627] write(1, "executing program\n", 18) = 18 [pid 627] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 627] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 627] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 627] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 627] close(3) = 0 [pid 627] close(4) = 0 [pid 627] close(5) = -1 EBADF (Bad file descriptor) [pid 627] close(6) = -1 EBADF (Bad file descriptor) [pid 627] close(7) = -1 EBADF (Bad file descriptor) [pid 627] close(8) = -1 EBADF (Bad file descriptor) [pid 627] close(9) = -1 EBADF (Bad file descriptor) [pid 627] close(10) = -1 EBADF (Bad file descriptor) [pid 627] close(11) = -1 EBADF (Bad file descriptor) [pid 627] close(12) = -1 EBADF (Bad file descriptor) [pid 627] close(13) = -1 EBADF (Bad file descriptor) [pid 627] close(14) = -1 EBADF (Bad file descriptor) [pid 627] close(15) = -1 EBADF (Bad file descriptor) [pid 627] close(16) = -1 EBADF (Bad file descriptor) [pid 627] close(17) = -1 EBADF (Bad file descriptor) [pid 627] close(18) = -1 EBADF (Bad file descriptor) [pid 627] close(19) = -1 EBADF (Bad file descriptor) [pid 627] close(20) = -1 EBADF (Bad file descriptor) [pid 627] close(21) = -1 EBADF (Bad file descriptor) [pid 627] close(22) = -1 EBADF (Bad file descriptor) [pid 627] close(23) = -1 EBADF (Bad file descriptor) [pid 627] close(24) = -1 EBADF (Bad file descriptor) [pid 627] close(25) = -1 EBADF (Bad file descriptor) [pid 627] close(26) = -1 EBADF (Bad file descriptor) [pid 627] close(27) = -1 EBADF (Bad file descriptor) [pid 627] close(28) = -1 EBADF (Bad file descriptor) [pid 627] close(29) = -1 EBADF (Bad file descriptor) [pid 627] exit_group(0) = ? [pid 627] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./328", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./328", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./328/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./328/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./328/binderfs") = 0 [pid 298] umount2("./328/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./328/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./328/cgroup.net") = 0 [pid 298] umount2("./328/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./328/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./328/cgroup.cpu") = 0 [pid 298] umount2("./328/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./328/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./328/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./328") = 0 [pid 298] mkdir("./329", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 628 attached , child_tidptr=0x555574184750) = 331 [pid 628] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 628] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 628] chdir("./329") = 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 628] setpgid(0, 0) = 0 [pid 628] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 628] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 628] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 628] write(3, "1000", 4) = 4 [pid 628] close(3) = 0 [pid 628] symlink("/dev/binderfs", "./binderfs") = 0 [pid 628] write(1, "executing program\n", 18) = 18 executing program [pid 628] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 628] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 628] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 628] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 628] close(3) = 0 [pid 628] close(4) = 0 [pid 628] close(5) = -1 EBADF (Bad file descriptor) [pid 628] close(6) = -1 EBADF (Bad file descriptor) [pid 628] close(7) = -1 EBADF (Bad file descriptor) [pid 628] close(8) = -1 EBADF (Bad file descriptor) [pid 628] close(9) = -1 EBADF (Bad file descriptor) [pid 628] close(10) = -1 EBADF (Bad file descriptor) [pid 628] close(11) = -1 EBADF (Bad file descriptor) [pid 628] close(12) = -1 EBADF (Bad file descriptor) [pid 628] close(13) = -1 EBADF (Bad file descriptor) [pid 628] close(14) = -1 EBADF (Bad file descriptor) [pid 628] close(15) = -1 EBADF (Bad file descriptor) [pid 628] close(16) = -1 EBADF (Bad file descriptor) [pid 628] close(17) = -1 EBADF (Bad file descriptor) [pid 628] close(18) = -1 EBADF (Bad file descriptor) [pid 628] close(19) = -1 EBADF (Bad file descriptor) [pid 628] close(20) = -1 EBADF (Bad file descriptor) [pid 628] close(21) = -1 EBADF (Bad file descriptor) [pid 628] close(22) = -1 EBADF (Bad file descriptor) [pid 628] close(23) = -1 EBADF (Bad file descriptor) [pid 628] close(24) = -1 EBADF (Bad file descriptor) [pid 628] close(25) = -1 EBADF (Bad file descriptor) [pid 628] close(26) = -1 EBADF (Bad file descriptor) [pid 628] close(27) = -1 EBADF (Bad file descriptor) [pid 628] close(28) = -1 EBADF (Bad file descriptor) [pid 628] close(29) = -1 EBADF (Bad file descriptor) [pid 628] exit_group(0) = ? [pid 628] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./329", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./329", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./329/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./329/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./329/binderfs") = 0 [pid 298] umount2("./329/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./329/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./329/cgroup.net") = 0 [pid 298] umount2("./329/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./329/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./329/cgroup.cpu") = 0 [pid 298] umount2("./329/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./329/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./329/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./329") = 0 [pid 298] mkdir("./330", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 629 attached [pid 629] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 332 [pid 629] <... set_robust_list resumed>) = 0 [pid 629] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 629] chdir("./330") = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 629] setpgid(0, 0) = 0 [pid 629] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 629] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 629] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 629] write(3, "1000", 4) = 4 [pid 629] close(3) = 0 [pid 629] symlink("/dev/binderfs", "./binderfs") = 0 [pid 629] write(1, "executing program\n", 18) = 18 executing program [pid 629] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 629] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 629] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 629] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 629] close(3) = 0 [pid 629] close(4) = 0 [pid 629] close(5) = -1 EBADF (Bad file descriptor) [pid 629] close(6) = -1 EBADF (Bad file descriptor) [pid 629] close(7) = -1 EBADF (Bad file descriptor) [pid 629] close(8) = -1 EBADF (Bad file descriptor) [pid 629] close(9) = -1 EBADF (Bad file descriptor) [pid 629] close(10) = -1 EBADF (Bad file descriptor) [pid 629] close(11) = -1 EBADF (Bad file descriptor) [pid 629] close(12) = -1 EBADF (Bad file descriptor) [pid 629] close(13) = -1 EBADF (Bad file descriptor) [pid 629] close(14) = -1 EBADF (Bad file descriptor) [pid 629] close(15) = -1 EBADF (Bad file descriptor) [pid 629] close(16) = -1 EBADF (Bad file descriptor) [pid 629] close(17) = -1 EBADF (Bad file descriptor) [pid 629] close(18) = -1 EBADF (Bad file descriptor) [pid 629] close(19) = -1 EBADF (Bad file descriptor) [pid 629] close(20) = -1 EBADF (Bad file descriptor) [pid 629] close(21) = -1 EBADF (Bad file descriptor) [pid 629] close(22) = -1 EBADF (Bad file descriptor) [pid 629] close(23) = -1 EBADF (Bad file descriptor) [pid 629] close(24) = -1 EBADF (Bad file descriptor) [pid 629] close(25) = -1 EBADF (Bad file descriptor) [pid 629] close(26) = -1 EBADF (Bad file descriptor) [pid 629] close(27) = -1 EBADF (Bad file descriptor) [pid 629] close(28) = -1 EBADF (Bad file descriptor) [pid 629] close(29) = -1 EBADF (Bad file descriptor) [pid 629] exit_group(0) = ? [pid 629] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./330", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./330", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./330/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./330/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./330/binderfs") = 0 [pid 298] umount2("./330/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./330/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./330/cgroup.net") = 0 [pid 298] umount2("./330/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./330/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./330/cgroup.cpu") = 0 [pid 298] umount2("./330/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./330/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./330/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./330") = 0 [pid 298] mkdir("./331", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 630 attached [pid 630] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 333 [pid 630] <... set_robust_list resumed>) = 0 [pid 630] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 630] chdir("./331" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 630] <... chdir resumed>) = 0 [pid 630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 630] setpgid(0, 0) = 0 [pid 630] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 630] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 630] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 630] write(3, "1000", 4) = 4 [pid 630] close(3) = 0 [pid 630] symlink("/dev/binderfs", "./binderfs") = 0 [pid 630] write(1, "executing program\n", 18) = 18 executing program [pid 630] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 630] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 630] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 630] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 630] close(3) = 0 [pid 630] close(4) = 0 [pid 630] close(5) = -1 EBADF (Bad file descriptor) [pid 630] close(6) = -1 EBADF (Bad file descriptor) [pid 630] close(7) = -1 EBADF (Bad file descriptor) [pid 630] close(8) = -1 EBADF (Bad file descriptor) [pid 630] close(9) = -1 EBADF (Bad file descriptor) [pid 630] close(10) = -1 EBADF (Bad file descriptor) [pid 630] close(11) = -1 EBADF (Bad file descriptor) [pid 630] close(12) = -1 EBADF (Bad file descriptor) [pid 630] close(13) = -1 EBADF (Bad file descriptor) [pid 630] close(14) = -1 EBADF (Bad file descriptor) [pid 630] close(15) = -1 EBADF (Bad file descriptor) [pid 630] close(16) = -1 EBADF (Bad file descriptor) [pid 630] close(17) = -1 EBADF (Bad file descriptor) [pid 630] close(18) = -1 EBADF (Bad file descriptor) [pid 630] close(19) = -1 EBADF (Bad file descriptor) [pid 630] close(20) = -1 EBADF (Bad file descriptor) [pid 630] close(21) = -1 EBADF (Bad file descriptor) [pid 630] close(22) = -1 EBADF (Bad file descriptor) [pid 630] close(23) = -1 EBADF (Bad file descriptor) [pid 630] close(24) = -1 EBADF (Bad file descriptor) [pid 630] close(25) = -1 EBADF (Bad file descriptor) [pid 630] close(26) = -1 EBADF (Bad file descriptor) [pid 630] close(27) = -1 EBADF (Bad file descriptor) [pid 630] close(28) = -1 EBADF (Bad file descriptor) [pid 630] close(29) = -1 EBADF (Bad file descriptor) [pid 630] exit_group(0) = ? [pid 630] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./331", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./331", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./331/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./331/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./331/binderfs") = 0 [pid 298] umount2("./331/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./331/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./331/cgroup.net") = 0 [pid 298] umount2("./331/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./331/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./331/cgroup.cpu") = 0 [pid 298] umount2("./331/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./331/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./331/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./331") = 0 [pid 298] mkdir("./332", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 631 attached [pid 631] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 334 [pid 631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 631] chdir("./332") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 631] setpgid(0, 0) = 0 [pid 631] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 631] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 631] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 631] write(3, "1000", 4) = 4 [pid 631] close(3) = 0 [pid 631] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 631] write(1, "executing program\n", 18) = 18 [pid 631] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 631] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 631] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 631] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 631] close(3) = 0 [pid 631] close(4) = 0 [pid 631] close(5) = -1 EBADF (Bad file descriptor) [pid 631] close(6) = -1 EBADF (Bad file descriptor) [pid 631] close(7) = -1 EBADF (Bad file descriptor) [pid 631] close(8) = -1 EBADF (Bad file descriptor) [pid 631] close(9) = -1 EBADF (Bad file descriptor) [pid 631] close(10) = -1 EBADF (Bad file descriptor) [pid 631] close(11) = -1 EBADF (Bad file descriptor) [pid 631] close(12) = -1 EBADF (Bad file descriptor) [pid 631] close(13) = -1 EBADF (Bad file descriptor) [pid 631] close(14) = -1 EBADF (Bad file descriptor) [pid 631] close(15) = -1 EBADF (Bad file descriptor) [pid 631] close(16) = -1 EBADF (Bad file descriptor) [pid 631] close(17) = -1 EBADF (Bad file descriptor) [pid 631] close(18) = -1 EBADF (Bad file descriptor) [pid 631] close(19) = -1 EBADF (Bad file descriptor) [pid 631] close(20) = -1 EBADF (Bad file descriptor) [pid 631] close(21) = -1 EBADF (Bad file descriptor) [pid 631] close(22) = -1 EBADF (Bad file descriptor) [pid 631] close(23) = -1 EBADF (Bad file descriptor) [pid 631] close(24) = -1 EBADF (Bad file descriptor) [pid 631] close(25) = -1 EBADF (Bad file descriptor) [pid 631] close(26) = -1 EBADF (Bad file descriptor) [pid 631] close(27) = -1 EBADF (Bad file descriptor) [pid 631] close(28) = -1 EBADF (Bad file descriptor) [pid 631] close(29) = -1 EBADF (Bad file descriptor) [pid 631] exit_group(0) = ? [pid 631] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./332", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./332", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./332/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./332/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./332/binderfs") = 0 [pid 298] umount2("./332/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./332/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./332/cgroup.net") = 0 [pid 298] umount2("./332/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./332/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./332/cgroup.cpu") = 0 [pid 298] umount2("./332/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./332/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./332/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./332") = 0 [pid 298] mkdir("./333", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 632 attached [pid 632] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 335 [pid 632] <... set_robust_list resumed>) = 0 [pid 632] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 632] chdir("./333" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 632] <... chdir resumed>) = 0 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 632] setpgid(0, 0) = 0 [pid 632] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 632] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 632] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 632] write(3, "1000", 4) = 4 [pid 632] close(3) = 0 [pid 632] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 632] write(1, "executing program\n", 18) = 18 [pid 632] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 632] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 632] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 632] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 632] close(3) = 0 [pid 632] close(4) = 0 [pid 632] close(5) = -1 EBADF (Bad file descriptor) [pid 632] close(6) = -1 EBADF (Bad file descriptor) [pid 632] close(7) = -1 EBADF (Bad file descriptor) [pid 632] close(8) = -1 EBADF (Bad file descriptor) [pid 632] close(9) = -1 EBADF (Bad file descriptor) [pid 632] close(10) = -1 EBADF (Bad file descriptor) [pid 632] close(11) = -1 EBADF (Bad file descriptor) [pid 632] close(12) = -1 EBADF (Bad file descriptor) [pid 632] close(13) = -1 EBADF (Bad file descriptor) [pid 632] close(14) = -1 EBADF (Bad file descriptor) [pid 632] close(15) = -1 EBADF (Bad file descriptor) [pid 632] close(16) = -1 EBADF (Bad file descriptor) [pid 632] close(17) = -1 EBADF (Bad file descriptor) [pid 632] close(18) = -1 EBADF (Bad file descriptor) [pid 632] close(19) = -1 EBADF (Bad file descriptor) [pid 632] close(20) = -1 EBADF (Bad file descriptor) [pid 632] close(21) = -1 EBADF (Bad file descriptor) [pid 632] close(22) = -1 EBADF (Bad file descriptor) [pid 632] close(23) = -1 EBADF (Bad file descriptor) [pid 632] close(24) = -1 EBADF (Bad file descriptor) [pid 632] close(25) = -1 EBADF (Bad file descriptor) [pid 632] close(26) = -1 EBADF (Bad file descriptor) [pid 632] close(27) = -1 EBADF (Bad file descriptor) [pid 632] close(28) = -1 EBADF (Bad file descriptor) [pid 632] close(29) = -1 EBADF (Bad file descriptor) [pid 632] exit_group(0) = ? [pid 632] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./333", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./333", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./333/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./333/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./333/binderfs") = 0 [pid 298] umount2("./333/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./333/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./333/cgroup.net") = 0 [pid 298] umount2("./333/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./333/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./333/cgroup.cpu") = 0 [pid 298] umount2("./333/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./333/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./333/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./333") = 0 [pid 298] mkdir("./334", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 633 attached [pid 633] set_robust_list(0x555574184760, 24) = 0 [pid 633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 336 [pid 633] chdir("./334") = 0 [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 633] setpgid(0, 0) = 0 [pid 633] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 633] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 633] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 633] write(3, "1000", 4) = 4 [pid 633] close(3) = 0 [pid 633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 633] write(1, "executing program\n", 18) = 18 executing program [pid 633] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 633] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 633] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 633] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 633] close(3) = 0 [pid 633] close(4) = 0 [pid 633] close(5) = -1 EBADF (Bad file descriptor) [pid 633] close(6) = -1 EBADF (Bad file descriptor) [pid 633] close(7) = -1 EBADF (Bad file descriptor) [pid 633] close(8) = -1 EBADF (Bad file descriptor) [pid 633] close(9) = -1 EBADF (Bad file descriptor) [pid 633] close(10) = -1 EBADF (Bad file descriptor) [pid 633] close(11) = -1 EBADF (Bad file descriptor) [pid 633] close(12) = -1 EBADF (Bad file descriptor) [pid 633] close(13) = -1 EBADF (Bad file descriptor) [pid 633] close(14) = -1 EBADF (Bad file descriptor) [pid 633] close(15) = -1 EBADF (Bad file descriptor) [pid 633] close(16) = -1 EBADF (Bad file descriptor) [pid 633] close(17) = -1 EBADF (Bad file descriptor) [pid 633] close(18) = -1 EBADF (Bad file descriptor) [pid 633] close(19) = -1 EBADF (Bad file descriptor) [pid 633] close(20) = -1 EBADF (Bad file descriptor) [pid 633] close(21) = -1 EBADF (Bad file descriptor) [pid 633] close(22) = -1 EBADF (Bad file descriptor) [pid 633] close(23) = -1 EBADF (Bad file descriptor) [pid 633] close(24) = -1 EBADF (Bad file descriptor) [pid 633] close(25) = -1 EBADF (Bad file descriptor) [pid 633] close(26) = -1 EBADF (Bad file descriptor) [pid 633] close(27) = -1 EBADF (Bad file descriptor) [pid 633] close(28) = -1 EBADF (Bad file descriptor) [pid 633] close(29) = -1 EBADF (Bad file descriptor) [pid 633] exit_group(0) = ? [pid 633] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./334", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./334", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./334/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./334/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./334/binderfs") = 0 [pid 298] umount2("./334/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./334/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./334/cgroup.net") = 0 [pid 298] umount2("./334/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./334/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./334/cgroup.cpu") = 0 [pid 298] umount2("./334/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./334/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./334/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./334") = 0 [pid 298] mkdir("./335", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 634 attached [pid 634] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 337 [pid 634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 634] chdir("./335" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 634] <... chdir resumed>) = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 634] setpgid(0, 0) = 0 [pid 634] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 634] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 634] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 634] write(3, "1000", 4) = 4 [pid 634] close(3) = 0 [pid 634] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 634] write(1, "executing program\n", 18) = 18 [pid 634] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 634] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 634] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 634] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 634] close(3) = 0 [pid 634] close(4) = 0 [pid 634] close(5) = -1 EBADF (Bad file descriptor) [pid 634] close(6) = -1 EBADF (Bad file descriptor) [pid 634] close(7) = -1 EBADF (Bad file descriptor) [pid 634] close(8) = -1 EBADF (Bad file descriptor) [pid 634] close(9) = -1 EBADF (Bad file descriptor) [pid 634] close(10) = -1 EBADF (Bad file descriptor) [pid 634] close(11) = -1 EBADF (Bad file descriptor) [pid 634] close(12) = -1 EBADF (Bad file descriptor) [pid 634] close(13) = -1 EBADF (Bad file descriptor) [pid 634] close(14) = -1 EBADF (Bad file descriptor) [pid 634] close(15) = -1 EBADF (Bad file descriptor) [pid 634] close(16) = -1 EBADF (Bad file descriptor) [pid 634] close(17) = -1 EBADF (Bad file descriptor) [pid 634] close(18) = -1 EBADF (Bad file descriptor) [pid 634] close(19) = -1 EBADF (Bad file descriptor) [pid 634] close(20) = -1 EBADF (Bad file descriptor) [pid 634] close(21) = -1 EBADF (Bad file descriptor) [pid 634] close(22) = -1 EBADF (Bad file descriptor) [pid 634] close(23) = -1 EBADF (Bad file descriptor) [pid 634] close(24) = -1 EBADF (Bad file descriptor) [pid 634] close(25) = -1 EBADF (Bad file descriptor) [pid 634] close(26) = -1 EBADF (Bad file descriptor) [pid 634] close(27) = -1 EBADF (Bad file descriptor) [pid 634] close(28) = -1 EBADF (Bad file descriptor) [pid 634] close(29) = -1 EBADF (Bad file descriptor) [pid 634] exit_group(0) = ? [pid 634] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./335", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./335", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./335/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./335/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./335/binderfs") = 0 [pid 298] umount2("./335/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./335/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./335/cgroup.net") = 0 [pid 298] umount2("./335/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./335/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./335/cgroup.cpu") = 0 [pid 298] umount2("./335/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./335/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./335/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./335") = 0 [pid 298] mkdir("./336", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 635 attached [pid 635] set_robust_list(0x555574184760, 24) = 0 [pid 635] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 338 [pid 635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 635] chdir("./336") = 0 [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 635] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 635] <... setpgid resumed>) = 0 [pid 635] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 635] <... symlink resumed>) = 0 [pid 635] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 635] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 635] write(3, "1000", 4) = 4 [pid 635] close(3) = 0 [pid 635] symlink("/dev/binderfs", "./binderfs") = 0 [pid 635] write(1, "executing program\n", 18) = 18 executing program [pid 635] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 635] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 635] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 635] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 635] close(3) = 0 [pid 635] close(4) = 0 [pid 635] close(5) = -1 EBADF (Bad file descriptor) [pid 635] close(6) = -1 EBADF (Bad file descriptor) [pid 635] close(7) = -1 EBADF (Bad file descriptor) [pid 635] close(8) = -1 EBADF (Bad file descriptor) [pid 635] close(9) = -1 EBADF (Bad file descriptor) [pid 635] close(10) = -1 EBADF (Bad file descriptor) [pid 635] close(11) = -1 EBADF (Bad file descriptor) [pid 635] close(12) = -1 EBADF (Bad file descriptor) [pid 635] close(13) = -1 EBADF (Bad file descriptor) [pid 635] close(14) = -1 EBADF (Bad file descriptor) [pid 635] close(15) = -1 EBADF (Bad file descriptor) [pid 635] close(16) = -1 EBADF (Bad file descriptor) [pid 635] close(17) = -1 EBADF (Bad file descriptor) [pid 635] close(18) = -1 EBADF (Bad file descriptor) [pid 635] close(19) = -1 EBADF (Bad file descriptor) [pid 635] close(20) = -1 EBADF (Bad file descriptor) [pid 635] close(21) = -1 EBADF (Bad file descriptor) [pid 635] close(22) = -1 EBADF (Bad file descriptor) [pid 635] close(23) = -1 EBADF (Bad file descriptor) [pid 635] close(24) = -1 EBADF (Bad file descriptor) [pid 635] close(25) = -1 EBADF (Bad file descriptor) [pid 635] close(26) = -1 EBADF (Bad file descriptor) [pid 635] close(27) = -1 EBADF (Bad file descriptor) [pid 635] close(28) = -1 EBADF (Bad file descriptor) [pid 635] close(29) = -1 EBADF (Bad file descriptor) [pid 635] exit_group(0) = ? [pid 635] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./336", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./336", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./336/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./336/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./336/binderfs") = 0 [pid 298] umount2("./336/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./336/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./336/cgroup.net") = 0 [pid 298] umount2("./336/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./336/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./336/cgroup.cpu") = 0 [pid 298] umount2("./336/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./336/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./336/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./336") = 0 [pid 298] mkdir("./337", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 636 attached [pid 636] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 339 [pid 636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 636] chdir("./337" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 636] <... chdir resumed>) = 0 [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 636] setpgid(0, 0) = 0 [pid 636] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 636] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 636] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 636] write(3, "1000", 4) = 4 [pid 636] close(3) = 0 [pid 636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 636] write(1, "executing program\n", 18) = 18 executing program [pid 636] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 636] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 636] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 636] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 636] close(3) = 0 [pid 636] close(4) = 0 [pid 636] close(5) = -1 EBADF (Bad file descriptor) [pid 636] close(6) = -1 EBADF (Bad file descriptor) [pid 636] close(7) = -1 EBADF (Bad file descriptor) [pid 636] close(8) = -1 EBADF (Bad file descriptor) [pid 636] close(9) = -1 EBADF (Bad file descriptor) [pid 636] close(10) = -1 EBADF (Bad file descriptor) [pid 636] close(11) = -1 EBADF (Bad file descriptor) [pid 636] close(12) = -1 EBADF (Bad file descriptor) [pid 636] close(13) = -1 EBADF (Bad file descriptor) [pid 636] close(14) = -1 EBADF (Bad file descriptor) [pid 636] close(15) = -1 EBADF (Bad file descriptor) [pid 636] close(16) = -1 EBADF (Bad file descriptor) [pid 636] close(17) = -1 EBADF (Bad file descriptor) [pid 636] close(18) = -1 EBADF (Bad file descriptor) [pid 636] close(19) = -1 EBADF (Bad file descriptor) [pid 636] close(20) = -1 EBADF (Bad file descriptor) [pid 636] close(21) = -1 EBADF (Bad file descriptor) [pid 636] close(22) = -1 EBADF (Bad file descriptor) [pid 636] close(23) = -1 EBADF (Bad file descriptor) [pid 636] close(24) = -1 EBADF (Bad file descriptor) [pid 636] close(25) = -1 EBADF (Bad file descriptor) [pid 636] close(26) = -1 EBADF (Bad file descriptor) [pid 636] close(27) = -1 EBADF (Bad file descriptor) [pid 636] close(28) = -1 EBADF (Bad file descriptor) [pid 636] close(29) = -1 EBADF (Bad file descriptor) [pid 636] exit_group(0) = ? [pid 636] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./337", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./337", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./337/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./337/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./337/binderfs") = 0 [pid 298] umount2("./337/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./337/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./337/cgroup.net") = 0 [pid 298] umount2("./337/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./337/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./337/cgroup.cpu") = 0 [pid 298] umount2("./337/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./337/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./337/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./337") = 0 [pid 298] mkdir("./338", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 637 attached [pid 637] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 340 [pid 637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 637] chdir("./338" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 637] <... chdir resumed>) = 0 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 637] setpgid(0, 0) = 0 [pid 637] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 637] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 637] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 637] write(3, "1000", 4) = 4 [pid 637] close(3) = 0 [pid 637] symlink("/dev/binderfs", "./binderfs") = 0 [pid 637] write(1, "executing program\n", 18) = 18 executing program [pid 637] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 637] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 637] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 637] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 637] close(3) = 0 [pid 637] close(4) = 0 [pid 637] close(5) = -1 EBADF (Bad file descriptor) [pid 637] close(6) = -1 EBADF (Bad file descriptor) [pid 637] close(7) = -1 EBADF (Bad file descriptor) [pid 637] close(8) = -1 EBADF (Bad file descriptor) [pid 637] close(9) = -1 EBADF (Bad file descriptor) [pid 637] close(10) = -1 EBADF (Bad file descriptor) [pid 637] close(11) = -1 EBADF (Bad file descriptor) [pid 637] close(12) = -1 EBADF (Bad file descriptor) [pid 637] close(13) = -1 EBADF (Bad file descriptor) [pid 637] close(14) = -1 EBADF (Bad file descriptor) [pid 637] close(15) = -1 EBADF (Bad file descriptor) [pid 637] close(16) = -1 EBADF (Bad file descriptor) [pid 637] close(17) = -1 EBADF (Bad file descriptor) [pid 637] close(18) = -1 EBADF (Bad file descriptor) [pid 637] close(19) = -1 EBADF (Bad file descriptor) [pid 637] close(20) = -1 EBADF (Bad file descriptor) [pid 637] close(21) = -1 EBADF (Bad file descriptor) [pid 637] close(22) = -1 EBADF (Bad file descriptor) [pid 637] close(23) = -1 EBADF (Bad file descriptor) [pid 637] close(24) = -1 EBADF (Bad file descriptor) [pid 637] close(25) = -1 EBADF (Bad file descriptor) [pid 637] close(26) = -1 EBADF (Bad file descriptor) [pid 637] close(27) = -1 EBADF (Bad file descriptor) [pid 637] close(28) = -1 EBADF (Bad file descriptor) [pid 637] close(29) = -1 EBADF (Bad file descriptor) [pid 637] exit_group(0) = ? [pid 637] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./338", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./338", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./338/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./338/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./338/binderfs") = 0 [pid 298] umount2("./338/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./338/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./338/cgroup.net") = 0 [pid 298] umount2("./338/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./338/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./338/cgroup.cpu") = 0 [pid 298] umount2("./338/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./338/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./338/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./338") = 0 [pid 298] mkdir("./339", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 638 attached [pid 638] set_robust_list(0x555574184760, 24) = 0 [pid 638] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 341 [pid 638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 638] chdir("./339" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 638] <... chdir resumed>) = 0 [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 638] <... prctl resumed>) = 0 [pid 638] setpgid(0, 0) = 0 [pid 638] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 638] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 638] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 638] write(3, "1000", 4) = 4 [pid 638] close(3) = 0 [pid 638] symlink("/dev/binderfs", "./binderfs") = 0 [pid 638] write(1, "executing program\n", 18) = 18 executing program [pid 638] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 638] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 638] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 638] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 638] close(3) = 0 [pid 638] close(4) = 0 [pid 638] close(5) = -1 EBADF (Bad file descriptor) [pid 638] close(6) = -1 EBADF (Bad file descriptor) [pid 638] close(7) = -1 EBADF (Bad file descriptor) [pid 638] close(8) = -1 EBADF (Bad file descriptor) [pid 638] close(9) = -1 EBADF (Bad file descriptor) [pid 638] close(10) = -1 EBADF (Bad file descriptor) [pid 638] close(11) = -1 EBADF (Bad file descriptor) [pid 638] close(12) = -1 EBADF (Bad file descriptor) [pid 638] close(13) = -1 EBADF (Bad file descriptor) [pid 638] close(14) = -1 EBADF (Bad file descriptor) [pid 638] close(15) = -1 EBADF (Bad file descriptor) [pid 638] close(16) = -1 EBADF (Bad file descriptor) [pid 638] close(17) = -1 EBADF (Bad file descriptor) [pid 638] close(18) = -1 EBADF (Bad file descriptor) [pid 638] close(19) = -1 EBADF (Bad file descriptor) [pid 638] close(20) = -1 EBADF (Bad file descriptor) [pid 638] close(21) = -1 EBADF (Bad file descriptor) [pid 638] close(22) = -1 EBADF (Bad file descriptor) [pid 638] close(23) = -1 EBADF (Bad file descriptor) [pid 638] close(24) = -1 EBADF (Bad file descriptor) [pid 638] close(25) = -1 EBADF (Bad file descriptor) [pid 638] close(26) = -1 EBADF (Bad file descriptor) [pid 638] close(27) = -1 EBADF (Bad file descriptor) [pid 638] close(28) = -1 EBADF (Bad file descriptor) [pid 638] close(29) = -1 EBADF (Bad file descriptor) [pid 638] exit_group(0) = ? [pid 638] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./339", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./339", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./339/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./339/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./339/binderfs") = 0 [pid 298] umount2("./339/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./339/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./339/cgroup.net") = 0 [pid 298] umount2("./339/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./339/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./339/cgroup.cpu") = 0 [pid 298] umount2("./339/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./339/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./339/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./339") = 0 [pid 298] mkdir("./340", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 639 attached [pid 639] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 342 [pid 639] <... set_robust_list resumed>) = 0 [pid 639] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 639] chdir("./340") = 0 [pid 639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 639] setpgid(0, 0) = 0 [pid 639] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 639] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 639] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 639] write(3, "1000", 4) = 4 [pid 639] close(3) = 0 [pid 639] symlink("/dev/binderfs", "./binderfs") = 0 [pid 639] write(1, "executing program\n", 18) = 18 executing program [pid 639] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 639] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 639] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 639] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 639] close(3) = 0 [pid 639] close(4) = 0 [pid 639] close(5) = -1 EBADF (Bad file descriptor) [pid 639] close(6) = -1 EBADF (Bad file descriptor) [pid 639] close(7) = -1 EBADF (Bad file descriptor) [pid 639] close(8) = -1 EBADF (Bad file descriptor) [pid 639] close(9) = -1 EBADF (Bad file descriptor) [pid 639] close(10) = -1 EBADF (Bad file descriptor) [pid 639] close(11) = -1 EBADF (Bad file descriptor) [pid 639] close(12) = -1 EBADF (Bad file descriptor) [pid 639] close(13) = -1 EBADF (Bad file descriptor) [pid 639] close(14) = -1 EBADF (Bad file descriptor) [pid 639] close(15) = -1 EBADF (Bad file descriptor) [pid 639] close(16) = -1 EBADF (Bad file descriptor) [pid 639] close(17) = -1 EBADF (Bad file descriptor) [pid 639] close(18) = -1 EBADF (Bad file descriptor) [pid 639] close(19) = -1 EBADF (Bad file descriptor) [pid 639] close(20) = -1 EBADF (Bad file descriptor) [pid 639] close(21) = -1 EBADF (Bad file descriptor) [pid 639] close(22) = -1 EBADF (Bad file descriptor) [pid 639] close(23) = -1 EBADF (Bad file descriptor) [pid 639] close(24) = -1 EBADF (Bad file descriptor) [pid 639] close(25) = -1 EBADF (Bad file descriptor) [pid 639] close(26) = -1 EBADF (Bad file descriptor) [pid 639] close(27) = -1 EBADF (Bad file descriptor) [pid 639] close(28) = -1 EBADF (Bad file descriptor) [pid 639] close(29) = -1 EBADF (Bad file descriptor) [pid 639] exit_group(0) = ? [pid 639] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./340", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./340", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./340/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./340/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./340/binderfs") = 0 [pid 298] umount2("./340/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./340/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./340/cgroup.net") = 0 [pid 298] umount2("./340/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./340/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./340/cgroup.cpu") = 0 [pid 298] umount2("./340/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./340/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./340/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./340") = 0 [pid 298] mkdir("./341", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 640 attached [pid 640] set_robust_list(0x555574184760, 24) = 0 [pid 640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 343 [pid 640] chdir("./341") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 640] setpgid(0, 0) = 0 [pid 640] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 640] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 640] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 640] write(3, "1000", 4) = 4 [pid 640] close(3) = 0 [pid 640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 640] write(1, "executing program\n", 18) = 18 executing program [pid 640] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 640] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 640] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 640] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 640] close(3) = 0 [pid 640] close(4) = 0 [pid 640] close(5) = -1 EBADF (Bad file descriptor) [pid 640] close(6) = -1 EBADF (Bad file descriptor) [pid 640] close(7) = -1 EBADF (Bad file descriptor) [pid 640] close(8) = -1 EBADF (Bad file descriptor) [pid 640] close(9) = -1 EBADF (Bad file descriptor) [pid 640] close(10) = -1 EBADF (Bad file descriptor) [pid 640] close(11) = -1 EBADF (Bad file descriptor) [pid 640] close(12) = -1 EBADF (Bad file descriptor) [pid 640] close(13) = -1 EBADF (Bad file descriptor) [pid 640] close(14) = -1 EBADF (Bad file descriptor) [pid 640] close(15) = -1 EBADF (Bad file descriptor) [pid 640] close(16) = -1 EBADF (Bad file descriptor) [pid 640] close(17) = -1 EBADF (Bad file descriptor) [pid 640] close(18) = -1 EBADF (Bad file descriptor) [pid 640] close(19) = -1 EBADF (Bad file descriptor) [pid 640] close(20) = -1 EBADF (Bad file descriptor) [pid 640] close(21) = -1 EBADF (Bad file descriptor) [pid 640] close(22) = -1 EBADF (Bad file descriptor) [pid 640] close(23) = -1 EBADF (Bad file descriptor) [pid 640] close(24) = -1 EBADF (Bad file descriptor) [pid 640] close(25) = -1 EBADF (Bad file descriptor) [pid 640] close(26) = -1 EBADF (Bad file descriptor) [pid 640] close(27) = -1 EBADF (Bad file descriptor) [pid 640] close(28) = -1 EBADF (Bad file descriptor) [pid 640] close(29) = -1 EBADF (Bad file descriptor) [pid 640] exit_group(0) = ? [pid 640] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./341", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./341", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./341/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./341/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./341/binderfs") = 0 [pid 298] umount2("./341/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./341/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./341/cgroup.net") = 0 [pid 298] umount2("./341/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./341/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./341/cgroup.cpu") = 0 [pid 298] umount2("./341/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./341/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./341/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./341") = 0 [pid 298] mkdir("./342", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 641 attached [pid 641] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 344 [pid 641] <... set_robust_list resumed>) = 0 [pid 641] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 641] chdir("./342" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 641] <... chdir resumed>) = 0 [pid 641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 641] setpgid(0, 0) = 0 [pid 641] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 641] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 641] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 641] write(3, "1000", 4) = 4 [pid 641] close(3) = 0 [pid 641] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 641] write(1, "executing program\n", 18) = 18 [pid 641] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 641] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 641] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 641] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 641] close(3) = 0 [pid 641] close(4) = 0 [pid 641] close(5) = -1 EBADF (Bad file descriptor) [pid 641] close(6) = -1 EBADF (Bad file descriptor) [pid 641] close(7) = -1 EBADF (Bad file descriptor) [pid 641] close(8) = -1 EBADF (Bad file descriptor) [pid 641] close(9) = -1 EBADF (Bad file descriptor) [pid 641] close(10) = -1 EBADF (Bad file descriptor) [pid 641] close(11) = -1 EBADF (Bad file descriptor) [pid 641] close(12) = -1 EBADF (Bad file descriptor) [pid 641] close(13) = -1 EBADF (Bad file descriptor) [pid 641] close(14) = -1 EBADF (Bad file descriptor) [pid 641] close(15) = -1 EBADF (Bad file descriptor) [pid 641] close(16) = -1 EBADF (Bad file descriptor) [pid 641] close(17) = -1 EBADF (Bad file descriptor) [pid 641] close(18) = -1 EBADF (Bad file descriptor) [pid 641] close(19) = -1 EBADF (Bad file descriptor) [pid 641] close(20) = -1 EBADF (Bad file descriptor) [pid 641] close(21) = -1 EBADF (Bad file descriptor) [pid 641] close(22) = -1 EBADF (Bad file descriptor) [pid 641] close(23) = -1 EBADF (Bad file descriptor) [pid 641] close(24) = -1 EBADF (Bad file descriptor) [pid 641] close(25) = -1 EBADF (Bad file descriptor) [pid 641] close(26) = -1 EBADF (Bad file descriptor) [pid 641] close(27) = -1 EBADF (Bad file descriptor) [pid 641] close(28) = -1 EBADF (Bad file descriptor) [pid 641] close(29) = -1 EBADF (Bad file descriptor) [pid 641] exit_group(0) = ? [pid 641] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./342", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./342", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./342/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./342/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./342/binderfs") = 0 [pid 298] umount2("./342/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./342/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./342/cgroup.net") = 0 [pid 298] umount2("./342/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./342/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./342/cgroup.cpu") = 0 [pid 298] umount2("./342/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./342/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./342/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./342") = 0 [pid 298] mkdir("./343", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 642 attached [pid 642] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 345 [pid 642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 642] chdir("./343" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 642] <... chdir resumed>) = 0 [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 642] setpgid(0, 0) = 0 [pid 642] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 642] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 642] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 642] write(3, "1000", 4) = 4 [pid 642] close(3) = 0 [pid 642] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 642] write(1, "executing program\n", 18) = 18 [pid 642] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 642] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 642] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 642] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 642] close(3) = 0 [pid 642] close(4) = 0 [pid 642] close(5) = -1 EBADF (Bad file descriptor) [pid 642] close(6) = -1 EBADF (Bad file descriptor) [pid 642] close(7) = -1 EBADF (Bad file descriptor) [pid 642] close(8) = -1 EBADF (Bad file descriptor) [pid 642] close(9) = -1 EBADF (Bad file descriptor) [pid 642] close(10) = -1 EBADF (Bad file descriptor) [pid 642] close(11) = -1 EBADF (Bad file descriptor) [pid 642] close(12) = -1 EBADF (Bad file descriptor) [pid 642] close(13) = -1 EBADF (Bad file descriptor) [pid 642] close(14) = -1 EBADF (Bad file descriptor) [pid 642] close(15) = -1 EBADF (Bad file descriptor) [pid 642] close(16) = -1 EBADF (Bad file descriptor) [pid 642] close(17) = -1 EBADF (Bad file descriptor) [pid 642] close(18) = -1 EBADF (Bad file descriptor) [pid 642] close(19) = -1 EBADF (Bad file descriptor) [pid 642] close(20) = -1 EBADF (Bad file descriptor) [pid 642] close(21) = -1 EBADF (Bad file descriptor) [pid 642] close(22) = -1 EBADF (Bad file descriptor) [pid 642] close(23) = -1 EBADF (Bad file descriptor) [pid 642] close(24) = -1 EBADF (Bad file descriptor) [pid 642] close(25) = -1 EBADF (Bad file descriptor) [pid 642] close(26) = -1 EBADF (Bad file descriptor) [pid 642] close(27) = -1 EBADF (Bad file descriptor) [pid 642] close(28) = -1 EBADF (Bad file descriptor) [pid 642] close(29) = -1 EBADF (Bad file descriptor) [pid 642] exit_group(0) = ? [pid 642] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./343", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./343", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./343/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./343/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./343/binderfs") = 0 [pid 298] umount2("./343/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./343/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./343/cgroup.net") = 0 [pid 298] umount2("./343/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./343/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./343/cgroup.cpu") = 0 [pid 298] umount2("./343/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./343/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./343/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./343") = 0 [pid 298] mkdir("./344", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 643 attached [pid 643] set_robust_list(0x555574184760, 24) = 0 [pid 643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 346 [pid 643] chdir("./344") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 643] setpgid(0, 0) = 0 [pid 643] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 643] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 643] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 643] write(3, "1000", 4) = 4 [pid 643] close(3) = 0 [pid 643] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 643] write(1, "executing program\n", 18) = 18 [pid 643] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 643] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 643] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 643] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 643] close(3) = 0 [pid 643] close(4) = 0 [pid 643] close(5) = -1 EBADF (Bad file descriptor) [pid 643] close(6) = -1 EBADF (Bad file descriptor) [pid 643] close(7) = -1 EBADF (Bad file descriptor) [pid 643] close(8) = -1 EBADF (Bad file descriptor) [pid 643] close(9) = -1 EBADF (Bad file descriptor) [pid 643] close(10) = -1 EBADF (Bad file descriptor) [pid 643] close(11) = -1 EBADF (Bad file descriptor) [pid 643] close(12) = -1 EBADF (Bad file descriptor) [pid 643] close(13) = -1 EBADF (Bad file descriptor) [pid 643] close(14) = -1 EBADF (Bad file descriptor) [pid 643] close(15) = -1 EBADF (Bad file descriptor) [pid 643] close(16) = -1 EBADF (Bad file descriptor) [pid 643] close(17) = -1 EBADF (Bad file descriptor) [pid 643] close(18) = -1 EBADF (Bad file descriptor) [pid 643] close(19) = -1 EBADF (Bad file descriptor) [pid 643] close(20) = -1 EBADF (Bad file descriptor) [pid 643] close(21) = -1 EBADF (Bad file descriptor) [pid 643] close(22) = -1 EBADF (Bad file descriptor) [pid 643] close(23) = -1 EBADF (Bad file descriptor) [pid 643] close(24) = -1 EBADF (Bad file descriptor) [pid 643] close(25) = -1 EBADF (Bad file descriptor) [pid 643] close(26) = -1 EBADF (Bad file descriptor) [pid 643] close(27) = -1 EBADF (Bad file descriptor) [pid 643] close(28) = -1 EBADF (Bad file descriptor) [pid 643] close(29) = -1 EBADF (Bad file descriptor) [pid 643] exit_group(0) = ? [pid 643] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./344", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./344", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./344/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./344/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./344/binderfs") = 0 [pid 298] umount2("./344/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./344/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./344/cgroup.net") = 0 [pid 298] umount2("./344/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./344/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./344/cgroup.cpu") = 0 [pid 298] umount2("./344/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./344/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./344/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./344") = 0 [pid 298] mkdir("./345", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 644 attached [pid 644] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 347 [pid 644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 644] chdir("./345") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 644] setpgid(0, 0) = 0 [pid 644] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 644] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 644] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 644] write(3, "1000", 4) = 4 [pid 644] close(3) = 0 [pid 644] symlink("/dev/binderfs", "./binderfs") = 0 [pid 644] write(1, "executing program\n", 18) = 18 executing program [pid 644] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 644] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 644] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 644] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 644] close(3) = 0 [pid 644] close(4) = 0 [pid 644] close(5) = -1 EBADF (Bad file descriptor) [pid 644] close(6) = -1 EBADF (Bad file descriptor) [pid 644] close(7) = -1 EBADF (Bad file descriptor) [pid 644] close(8) = -1 EBADF (Bad file descriptor) [pid 644] close(9) = -1 EBADF (Bad file descriptor) [pid 644] close(10) = -1 EBADF (Bad file descriptor) [pid 644] close(11) = -1 EBADF (Bad file descriptor) [pid 644] close(12) = -1 EBADF (Bad file descriptor) [pid 644] close(13) = -1 EBADF (Bad file descriptor) [pid 644] close(14) = -1 EBADF (Bad file descriptor) [pid 644] close(15) = -1 EBADF (Bad file descriptor) [pid 644] close(16) = -1 EBADF (Bad file descriptor) [pid 644] close(17) = -1 EBADF (Bad file descriptor) [pid 644] close(18) = -1 EBADF (Bad file descriptor) [pid 644] close(19) = -1 EBADF (Bad file descriptor) [pid 644] close(20) = -1 EBADF (Bad file descriptor) [pid 644] close(21) = -1 EBADF (Bad file descriptor) [pid 644] close(22) = -1 EBADF (Bad file descriptor) [pid 644] close(23) = -1 EBADF (Bad file descriptor) [pid 644] close(24) = -1 EBADF (Bad file descriptor) [pid 644] close(25) = -1 EBADF (Bad file descriptor) [pid 644] close(26) = -1 EBADF (Bad file descriptor) [pid 644] close(27) = -1 EBADF (Bad file descriptor) [pid 644] close(28) = -1 EBADF (Bad file descriptor) [pid 644] close(29) = -1 EBADF (Bad file descriptor) [pid 644] exit_group(0) = ? [pid 644] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./345", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./345", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./345/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./345/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./345/binderfs") = 0 [pid 298] umount2("./345/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./345/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./345/cgroup.net") = 0 [pid 298] umount2("./345/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./345/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./345/cgroup.cpu") = 0 [pid 298] umount2("./345/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./345/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./345/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./345") = 0 [pid 298] mkdir("./346", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 645 attached , child_tidptr=0x555574184750) = 348 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 645] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 645] <... set_robust_list resumed>) = 0 [pid 645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 645] chdir("./346") = 0 [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 645] setpgid(0, 0) = 0 [pid 645] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 645] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 645] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 645] write(3, "1000", 4) = 4 [pid 645] close(3) = 0 [pid 645] symlink("/dev/binderfs", "./binderfs") = 0 [pid 645] write(1, "executing program\n", 18) = 18 [pid 645] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 645] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 645] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 645] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 645] close(3) = 0 [pid 645] close(4) = 0 [pid 645] close(5) = -1 EBADF (Bad file descriptor) [pid 645] close(6) = -1 EBADF (Bad file descriptor) [pid 645] close(7) = -1 EBADF (Bad file descriptor) [pid 645] close(8) = -1 EBADF (Bad file descriptor) [pid 645] close(9) = -1 EBADF (Bad file descriptor) [pid 645] close(10) = -1 EBADF (Bad file descriptor) [pid 645] close(11) = -1 EBADF (Bad file descriptor) [pid 645] close(12) = -1 EBADF (Bad file descriptor) [pid 645] close(13) = -1 EBADF (Bad file descriptor) [pid 645] close(14) = -1 EBADF (Bad file descriptor) [pid 645] close(15) = -1 EBADF (Bad file descriptor) [pid 645] close(16) = -1 EBADF (Bad file descriptor) [pid 645] close(17) = -1 EBADF (Bad file descriptor) [pid 645] close(18) = -1 EBADF (Bad file descriptor) [pid 645] close(19) = -1 EBADF (Bad file descriptor) [pid 645] close(20) = -1 EBADF (Bad file descriptor) [pid 645] close(21) = -1 EBADF (Bad file descriptor) [pid 645] close(22) = -1 EBADF (Bad file descriptor) [pid 645] close(23) = -1 EBADF (Bad file descriptor) [pid 645] close(24) = -1 EBADF (Bad file descriptor) [pid 645] close(25) = -1 EBADF (Bad file descriptor) [pid 645] close(26) = -1 EBADF (Bad file descriptor) [pid 645] close(27) = -1 EBADF (Bad file descriptor) [pid 645] close(28) = -1 EBADF (Bad file descriptor) [pid 645] close(29) = -1 EBADF (Bad file descriptor) [pid 645] exit_group(0) = ? [pid 645] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./346", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./346", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./346/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./346/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./346/binderfs") = 0 [pid 298] umount2("./346/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./346/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./346/cgroup.net") = 0 [pid 298] umount2("./346/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./346/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./346/cgroup.cpu") = 0 [pid 298] umount2("./346/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./346/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./346/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./346") = 0 [pid 298] mkdir("./347", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 646 attached [pid 646] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 349 [pid 646] <... set_robust_list resumed>) = 0 [pid 646] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 646] chdir("./347" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 646] <... chdir resumed>) = 0 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 646] setpgid(0, 0) = 0 [pid 646] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 646] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 646] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 646] write(3, "1000", 4) = 4 [pid 646] close(3) = 0 [pid 646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 646] write(1, "executing program\n", 18) = 18 [pid 646] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 646] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 646] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 646] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 646] close(3) = 0 [pid 646] close(4) = 0 [pid 646] close(5) = -1 EBADF (Bad file descriptor) [pid 646] close(6) = -1 EBADF (Bad file descriptor) [pid 646] close(7) = -1 EBADF (Bad file descriptor) [pid 646] close(8) = -1 EBADF (Bad file descriptor) [pid 646] close(9) = -1 EBADF (Bad file descriptor) [pid 646] close(10) = -1 EBADF (Bad file descriptor) [pid 646] close(11) = -1 EBADF (Bad file descriptor) [pid 646] close(12) = -1 EBADF (Bad file descriptor) [pid 646] close(13) = -1 EBADF (Bad file descriptor) [pid 646] close(14) = -1 EBADF (Bad file descriptor) [pid 646] close(15) = -1 EBADF (Bad file descriptor) [pid 646] close(16) = -1 EBADF (Bad file descriptor) [pid 646] close(17) = -1 EBADF (Bad file descriptor) [pid 646] close(18) = -1 EBADF (Bad file descriptor) [pid 646] close(19) = -1 EBADF (Bad file descriptor) [pid 646] close(20) = -1 EBADF (Bad file descriptor) [pid 646] close(21) = -1 EBADF (Bad file descriptor) [pid 646] close(22) = -1 EBADF (Bad file descriptor) [pid 646] close(23) = -1 EBADF (Bad file descriptor) [pid 646] close(24) = -1 EBADF (Bad file descriptor) [pid 646] close(25) = -1 EBADF (Bad file descriptor) [pid 646] close(26) = -1 EBADF (Bad file descriptor) [pid 646] close(27) = -1 EBADF (Bad file descriptor) [pid 646] close(28) = -1 EBADF (Bad file descriptor) [pid 646] close(29) = -1 EBADF (Bad file descriptor) [pid 646] exit_group(0) = ? [pid 646] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./347", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./347", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./347/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./347/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./347/binderfs") = 0 [pid 298] umount2("./347/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./347/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./347/cgroup.net") = 0 [pid 298] umount2("./347/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./347/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./347/cgroup.cpu") = 0 [pid 298] umount2("./347/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./347/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./347/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./347") = 0 [pid 298] mkdir("./348", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 647 attached [pid 647] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 350 [pid 647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 647] chdir("./348" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 647] <... chdir resumed>) = 0 [pid 647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 647] setpgid(0, 0) = 0 [pid 647] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 647] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 647] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 647] write(3, "1000", 4) = 4 [pid 647] close(3) = 0 [pid 647] symlink("/dev/binderfs", "./binderfs") = 0 [pid 647] write(1, "executing program\n", 18) = 18 executing program [pid 647] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 647] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 647] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 647] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 647] close(3) = 0 [pid 647] close(4) = 0 [pid 647] close(5) = -1 EBADF (Bad file descriptor) [pid 647] close(6) = -1 EBADF (Bad file descriptor) [pid 647] close(7) = -1 EBADF (Bad file descriptor) [pid 647] close(8) = -1 EBADF (Bad file descriptor) [pid 647] close(9) = -1 EBADF (Bad file descriptor) [pid 647] close(10) = -1 EBADF (Bad file descriptor) [pid 647] close(11) = -1 EBADF (Bad file descriptor) [pid 647] close(12) = -1 EBADF (Bad file descriptor) [pid 647] close(13) = -1 EBADF (Bad file descriptor) [pid 647] close(14) = -1 EBADF (Bad file descriptor) [pid 647] close(15) = -1 EBADF (Bad file descriptor) [pid 647] close(16) = -1 EBADF (Bad file descriptor) [pid 647] close(17) = -1 EBADF (Bad file descriptor) [pid 647] close(18) = -1 EBADF (Bad file descriptor) [pid 647] close(19) = -1 EBADF (Bad file descriptor) [pid 647] close(20) = -1 EBADF (Bad file descriptor) [pid 647] close(21) = -1 EBADF (Bad file descriptor) [pid 647] close(22) = -1 EBADF (Bad file descriptor) [pid 647] close(23) = -1 EBADF (Bad file descriptor) [pid 647] close(24) = -1 EBADF (Bad file descriptor) [pid 647] close(25) = -1 EBADF (Bad file descriptor) [pid 647] close(26) = -1 EBADF (Bad file descriptor) [pid 647] close(27) = -1 EBADF (Bad file descriptor) [pid 647] close(28) = -1 EBADF (Bad file descriptor) [pid 647] close(29) = -1 EBADF (Bad file descriptor) [pid 647] exit_group(0) = ? [pid 647] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./348", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./348", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./348/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./348/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./348/binderfs") = 0 [pid 298] umount2("./348/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./348/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./348/cgroup.net") = 0 [pid 298] umount2("./348/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./348/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./348/cgroup.cpu") = 0 [pid 298] umount2("./348/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./348/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./348/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./348") = 0 [pid 298] mkdir("./349", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 648 attached [pid 648] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 351 [pid 648] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 648] chdir("./349") = 0 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 648] setpgid(0, 0) = 0 [pid 648] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 648] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 648] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 648] write(3, "1000", 4) = 4 [pid 648] close(3) = 0 [pid 648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 648] write(1, "executing program\n", 18) = 18 executing program [pid 648] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 648] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 648] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 648] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 648] close(3) = 0 [pid 648] close(4) = 0 [pid 648] close(5) = -1 EBADF (Bad file descriptor) [pid 648] close(6) = -1 EBADF (Bad file descriptor) [pid 648] close(7) = -1 EBADF (Bad file descriptor) [pid 648] close(8) = -1 EBADF (Bad file descriptor) [pid 648] close(9) = -1 EBADF (Bad file descriptor) [pid 648] close(10) = -1 EBADF (Bad file descriptor) [pid 648] close(11) = -1 EBADF (Bad file descriptor) [pid 648] close(12) = -1 EBADF (Bad file descriptor) [pid 648] close(13) = -1 EBADF (Bad file descriptor) [pid 648] close(14) = -1 EBADF (Bad file descriptor) [pid 648] close(15) = -1 EBADF (Bad file descriptor) [pid 648] close(16) = -1 EBADF (Bad file descriptor) [pid 648] close(17) = -1 EBADF (Bad file descriptor) [pid 648] close(18) = -1 EBADF (Bad file descriptor) [pid 648] close(19) = -1 EBADF (Bad file descriptor) [pid 648] close(20) = -1 EBADF (Bad file descriptor) [pid 648] close(21) = -1 EBADF (Bad file descriptor) [pid 648] close(22) = -1 EBADF (Bad file descriptor) [pid 648] close(23) = -1 EBADF (Bad file descriptor) [pid 648] close(24) = -1 EBADF (Bad file descriptor) [pid 648] close(25) = -1 EBADF (Bad file descriptor) [pid 648] close(26) = -1 EBADF (Bad file descriptor) [pid 648] close(27) = -1 EBADF (Bad file descriptor) [pid 648] close(28) = -1 EBADF (Bad file descriptor) [pid 648] close(29) = -1 EBADF (Bad file descriptor) [pid 648] exit_group(0) = ? [pid 648] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./349", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./349", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./349/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./349/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./349/binderfs") = 0 [pid 298] umount2("./349/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./349/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./349/cgroup.net") = 0 [pid 298] umount2("./349/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./349/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./349/cgroup.cpu") = 0 [pid 298] umount2("./349/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./349/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./349/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./349") = 0 [pid 298] mkdir("./350", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 649 attached [pid 649] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 352 [pid 649] <... set_robust_list resumed>) = 0 [pid 649] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 649] chdir("./350" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 649] <... chdir resumed>) = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 649] setpgid(0, 0) = 0 [pid 649] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 649] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 649] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 649] write(3, "1000", 4) = 4 [pid 649] close(3) = 0 [pid 649] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 649] write(1, "executing program\n", 18) = 18 [pid 649] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 649] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 649] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 649] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 649] close(3) = 0 [pid 649] close(4) = 0 [pid 649] close(5) = -1 EBADF (Bad file descriptor) [pid 649] close(6) = -1 EBADF (Bad file descriptor) [pid 649] close(7) = -1 EBADF (Bad file descriptor) [pid 649] close(8) = -1 EBADF (Bad file descriptor) [pid 649] close(9) = -1 EBADF (Bad file descriptor) [pid 649] close(10) = -1 EBADF (Bad file descriptor) [pid 649] close(11) = -1 EBADF (Bad file descriptor) [pid 649] close(12) = -1 EBADF (Bad file descriptor) [pid 649] close(13) = -1 EBADF (Bad file descriptor) [pid 649] close(14) = -1 EBADF (Bad file descriptor) [pid 649] close(15) = -1 EBADF (Bad file descriptor) [pid 649] close(16) = -1 EBADF (Bad file descriptor) [pid 649] close(17) = -1 EBADF (Bad file descriptor) [pid 649] close(18) = -1 EBADF (Bad file descriptor) [pid 649] close(19) = -1 EBADF (Bad file descriptor) [pid 649] close(20) = -1 EBADF (Bad file descriptor) [pid 649] close(21) = -1 EBADF (Bad file descriptor) [pid 649] close(22) = -1 EBADF (Bad file descriptor) [pid 649] close(23) = -1 EBADF (Bad file descriptor) [pid 649] close(24) = -1 EBADF (Bad file descriptor) [pid 649] close(25) = -1 EBADF (Bad file descriptor) [pid 649] close(26) = -1 EBADF (Bad file descriptor) [pid 649] close(27) = -1 EBADF (Bad file descriptor) [pid 649] close(28) = -1 EBADF (Bad file descriptor) [pid 649] close(29) = -1 EBADF (Bad file descriptor) [pid 649] exit_group(0) = ? [pid 649] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./350", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./350", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./350/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./350/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./350/binderfs") = 0 [pid 298] umount2("./350/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./350/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./350/cgroup.net") = 0 [pid 298] umount2("./350/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./350/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./350/cgroup.cpu") = 0 [pid 298] umount2("./350/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./350/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./350/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./350") = 0 [pid 298] mkdir("./351", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 650 attached [pid 650] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 353 [pid 650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 650] chdir("./351" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 650] <... chdir resumed>) = 0 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 650] setpgid(0, 0) = 0 [pid 650] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 650] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 650] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 650] write(3, "1000", 4) = 4 [pid 650] close(3) = 0 [pid 650] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 650] write(1, "executing program\n", 18) = 18 [pid 650] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 650] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 650] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 650] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 650] close(3) = 0 [pid 650] close(4) = 0 [pid 650] close(5) = -1 EBADF (Bad file descriptor) [pid 650] close(6) = -1 EBADF (Bad file descriptor) [pid 650] close(7) = -1 EBADF (Bad file descriptor) [pid 650] close(8) = -1 EBADF (Bad file descriptor) [pid 650] close(9) = -1 EBADF (Bad file descriptor) [pid 650] close(10) = -1 EBADF (Bad file descriptor) [pid 650] close(11) = -1 EBADF (Bad file descriptor) [pid 650] close(12) = -1 EBADF (Bad file descriptor) [pid 650] close(13) = -1 EBADF (Bad file descriptor) [pid 650] close(14) = -1 EBADF (Bad file descriptor) [pid 650] close(15) = -1 EBADF (Bad file descriptor) [pid 650] close(16) = -1 EBADF (Bad file descriptor) [pid 650] close(17) = -1 EBADF (Bad file descriptor) [pid 650] close(18) = -1 EBADF (Bad file descriptor) [pid 650] close(19) = -1 EBADF (Bad file descriptor) [pid 650] close(20) = -1 EBADF (Bad file descriptor) [pid 650] close(21) = -1 EBADF (Bad file descriptor) [pid 650] close(22) = -1 EBADF (Bad file descriptor) [pid 650] close(23) = -1 EBADF (Bad file descriptor) [pid 650] close(24) = -1 EBADF (Bad file descriptor) [pid 650] close(25) = -1 EBADF (Bad file descriptor) [pid 650] close(26) = -1 EBADF (Bad file descriptor) [pid 650] close(27) = -1 EBADF (Bad file descriptor) [pid 650] close(28) = -1 EBADF (Bad file descriptor) [pid 650] close(29) = -1 EBADF (Bad file descriptor) [pid 650] exit_group(0) = ? [pid 650] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./351", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./351", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./351/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./351/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./351/binderfs") = 0 [pid 298] umount2("./351/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./351/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./351/cgroup.net") = 0 [pid 298] umount2("./351/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./351/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./351/cgroup.cpu") = 0 [pid 298] umount2("./351/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./351/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./351/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./351") = 0 [pid 298] mkdir("./352", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 651 attached [pid 651] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 354 [pid 651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 651] chdir("./352") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 651] setpgid(0, 0) = 0 [pid 651] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 651] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 651] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 651] write(3, "1000", 4) = 4 [pid 651] close(3) = 0 [pid 651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 651] write(1, "executing program\n", 18) = 18 [pid 651] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 651] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 651] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 651] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 651] close(3) = 0 [pid 651] close(4) = 0 [pid 651] close(5) = -1 EBADF (Bad file descriptor) [pid 651] close(6) = -1 EBADF (Bad file descriptor) [pid 651] close(7) = -1 EBADF (Bad file descriptor) [pid 651] close(8) = -1 EBADF (Bad file descriptor) [pid 651] close(9) = -1 EBADF (Bad file descriptor) [pid 651] close(10) = -1 EBADF (Bad file descriptor) [pid 651] close(11) = -1 EBADF (Bad file descriptor) [pid 651] close(12) = -1 EBADF (Bad file descriptor) [pid 651] close(13) = -1 EBADF (Bad file descriptor) [pid 651] close(14) = -1 EBADF (Bad file descriptor) [pid 651] close(15) = -1 EBADF (Bad file descriptor) [pid 651] close(16) = -1 EBADF (Bad file descriptor) [pid 651] close(17) = -1 EBADF (Bad file descriptor) [pid 651] close(18) = -1 EBADF (Bad file descriptor) [pid 651] close(19) = -1 EBADF (Bad file descriptor) [pid 651] close(20) = -1 EBADF (Bad file descriptor) [pid 651] close(21) = -1 EBADF (Bad file descriptor) [pid 651] close(22) = -1 EBADF (Bad file descriptor) [pid 651] close(23) = -1 EBADF (Bad file descriptor) [pid 651] close(24) = -1 EBADF (Bad file descriptor) [pid 651] close(25) = -1 EBADF (Bad file descriptor) [pid 651] close(26) = -1 EBADF (Bad file descriptor) [pid 651] close(27) = -1 EBADF (Bad file descriptor) [pid 651] close(28) = -1 EBADF (Bad file descriptor) [pid 651] close(29) = -1 EBADF (Bad file descriptor) [pid 651] exit_group(0) = ? [pid 651] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./352", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./352", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./352/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./352/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./352/binderfs") = 0 [pid 298] umount2("./352/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./352/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./352/cgroup.net") = 0 [pid 298] umount2("./352/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./352/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./352/cgroup.cpu") = 0 [pid 298] umount2("./352/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./352/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./352/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./352") = 0 [pid 298] mkdir("./353", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 652 attached [pid 652] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 355 [pid 652] <... set_robust_list resumed>) = 0 [pid 652] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 652] chdir("./353" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 652] <... chdir resumed>) = 0 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 652] setpgid(0, 0) = 0 [pid 652] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 652] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 652] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 652] write(3, "1000", 4) = 4 [pid 652] close(3) = 0 [pid 652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 652] write(1, "executing program\n", 18) = 18 executing program [pid 652] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 652] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 652] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 652] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 652] close(3) = 0 [pid 652] close(4) = 0 [pid 652] close(5) = -1 EBADF (Bad file descriptor) [pid 652] close(6) = -1 EBADF (Bad file descriptor) [pid 652] close(7) = -1 EBADF (Bad file descriptor) [pid 652] close(8) = -1 EBADF (Bad file descriptor) [pid 652] close(9) = -1 EBADF (Bad file descriptor) [pid 652] close(10) = -1 EBADF (Bad file descriptor) [pid 652] close(11) = -1 EBADF (Bad file descriptor) [pid 652] close(12) = -1 EBADF (Bad file descriptor) [pid 652] close(13) = -1 EBADF (Bad file descriptor) [pid 652] close(14) = -1 EBADF (Bad file descriptor) [pid 652] close(15) = -1 EBADF (Bad file descriptor) [pid 652] close(16) = -1 EBADF (Bad file descriptor) [pid 652] close(17) = -1 EBADF (Bad file descriptor) [pid 652] close(18) = -1 EBADF (Bad file descriptor) [pid 652] close(19) = -1 EBADF (Bad file descriptor) [pid 652] close(20) = -1 EBADF (Bad file descriptor) [pid 652] close(21) = -1 EBADF (Bad file descriptor) [pid 652] close(22) = -1 EBADF (Bad file descriptor) [pid 652] close(23) = -1 EBADF (Bad file descriptor) [pid 652] close(24) = -1 EBADF (Bad file descriptor) [pid 652] close(25) = -1 EBADF (Bad file descriptor) [pid 652] close(26) = -1 EBADF (Bad file descriptor) [pid 652] close(27) = -1 EBADF (Bad file descriptor) [pid 652] close(28) = -1 EBADF (Bad file descriptor) [pid 652] close(29) = -1 EBADF (Bad file descriptor) [pid 652] exit_group(0) = ? [pid 652] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./353", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./353", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./353/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./353/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./353/binderfs") = 0 [pid 298] umount2("./353/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./353/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./353/cgroup.net") = 0 [pid 298] umount2("./353/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./353/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./353/cgroup.cpu") = 0 [pid 298] umount2("./353/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./353/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./353/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./353") = 0 [pid 298] mkdir("./354", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 653 attached [pid 653] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 356 [pid 653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 653] chdir("./354" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 653] <... chdir resumed>) = 0 [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 653] setpgid(0, 0) = 0 [pid 653] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 653] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 653] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 653] write(3, "1000", 4) = 4 [pid 653] close(3) = 0 [pid 653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 653] write(1, "executing program\n", 18) = 18 executing program [pid 653] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 653] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 653] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 653] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 653] close(3) = 0 [pid 653] close(4) = 0 [pid 653] close(5) = -1 EBADF (Bad file descriptor) [pid 653] close(6) = -1 EBADF (Bad file descriptor) [pid 653] close(7) = -1 EBADF (Bad file descriptor) [pid 653] close(8) = -1 EBADF (Bad file descriptor) [pid 653] close(9) = -1 EBADF (Bad file descriptor) [pid 653] close(10) = -1 EBADF (Bad file descriptor) [pid 653] close(11) = -1 EBADF (Bad file descriptor) [pid 653] close(12) = -1 EBADF (Bad file descriptor) [pid 653] close(13) = -1 EBADF (Bad file descriptor) [pid 653] close(14) = -1 EBADF (Bad file descriptor) [pid 653] close(15) = -1 EBADF (Bad file descriptor) [pid 653] close(16) = -1 EBADF (Bad file descriptor) [pid 653] close(17) = -1 EBADF (Bad file descriptor) [pid 653] close(18) = -1 EBADF (Bad file descriptor) [pid 653] close(19) = -1 EBADF (Bad file descriptor) [pid 653] close(20) = -1 EBADF (Bad file descriptor) [pid 653] close(21) = -1 EBADF (Bad file descriptor) [pid 653] close(22) = -1 EBADF (Bad file descriptor) [pid 653] close(23) = -1 EBADF (Bad file descriptor) [pid 653] close(24) = -1 EBADF (Bad file descriptor) [pid 653] close(25) = -1 EBADF (Bad file descriptor) [pid 653] close(26) = -1 EBADF (Bad file descriptor) [pid 653] close(27) = -1 EBADF (Bad file descriptor) [pid 653] close(28) = -1 EBADF (Bad file descriptor) [pid 653] close(29) = -1 EBADF (Bad file descriptor) [pid 653] exit_group(0) = ? [pid 653] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./354", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./354", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./354/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./354/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./354/binderfs") = 0 [pid 298] umount2("./354/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./354/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./354/cgroup.net") = 0 [pid 298] umount2("./354/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./354/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./354/cgroup.cpu") = 0 [pid 298] umount2("./354/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./354/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./354/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./354") = 0 [pid 298] mkdir("./355", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 654 attached [pid 654] set_robust_list(0x555574184760, 24) = 0 [pid 654] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 357 [pid 654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 654] chdir("./355") = 0 [pid 654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 654] setpgid(0, 0) = 0 [pid 654] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 654] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 654] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 654] write(3, "1000", 4) = 4 [pid 654] close(3) = 0 [pid 654] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 654] write(1, "executing program\n", 18) = 18 [pid 654] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 654] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 654] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 654] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 654] close(3) = 0 [pid 654] close(4) = 0 [pid 654] close(5) = -1 EBADF (Bad file descriptor) [pid 654] close(6) = -1 EBADF (Bad file descriptor) [pid 654] close(7) = -1 EBADF (Bad file descriptor) [pid 654] close(8) = -1 EBADF (Bad file descriptor) [pid 654] close(9) = -1 EBADF (Bad file descriptor) [pid 654] close(10) = -1 EBADF (Bad file descriptor) [pid 654] close(11) = -1 EBADF (Bad file descriptor) [pid 654] close(12) = -1 EBADF (Bad file descriptor) [pid 654] close(13) = -1 EBADF (Bad file descriptor) [pid 654] close(14) = -1 EBADF (Bad file descriptor) [pid 654] close(15) = -1 EBADF (Bad file descriptor) [pid 654] close(16) = -1 EBADF (Bad file descriptor) [pid 654] close(17) = -1 EBADF (Bad file descriptor) [pid 654] close(18) = -1 EBADF (Bad file descriptor) [pid 654] close(19) = -1 EBADF (Bad file descriptor) [pid 654] close(20) = -1 EBADF (Bad file descriptor) [pid 654] close(21) = -1 EBADF (Bad file descriptor) [pid 654] close(22) = -1 EBADF (Bad file descriptor) [pid 654] close(23) = -1 EBADF (Bad file descriptor) [pid 654] close(24) = -1 EBADF (Bad file descriptor) [pid 654] close(25) = -1 EBADF (Bad file descriptor) [pid 654] close(26) = -1 EBADF (Bad file descriptor) [pid 654] close(27) = -1 EBADF (Bad file descriptor) [pid 654] close(28) = -1 EBADF (Bad file descriptor) [pid 654] close(29) = -1 EBADF (Bad file descriptor) [pid 654] exit_group(0) = ? [pid 654] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./355", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./355", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./355/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./355/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./355/binderfs") = 0 [pid 298] umount2("./355/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./355/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./355/cgroup.net") = 0 [pid 298] umount2("./355/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./355/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./355/cgroup.cpu") = 0 [pid 298] umount2("./355/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./355/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./355/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./355") = 0 [pid 298] mkdir("./356", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 655 attached [pid 655] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 358 [pid 655] <... set_robust_list resumed>) = 0 [pid 655] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 655] chdir("./356" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 655] <... chdir resumed>) = 0 [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 655] setpgid(0, 0) = 0 [pid 655] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 655] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 655] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 655] write(3, "1000", 4) = 4 [pid 655] close(3) = 0 [pid 655] symlink("/dev/binderfs", "./binderfs") = 0 [pid 655] write(1, "executing program\n", 18) = 18 executing program [pid 655] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 655] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 655] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 655] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 655] close(3) = 0 [pid 655] close(4) = 0 [pid 655] close(5) = -1 EBADF (Bad file descriptor) [pid 655] close(6) = -1 EBADF (Bad file descriptor) [pid 655] close(7) = -1 EBADF (Bad file descriptor) [pid 655] close(8) = -1 EBADF (Bad file descriptor) [pid 655] close(9) = -1 EBADF (Bad file descriptor) [pid 655] close(10) = -1 EBADF (Bad file descriptor) [pid 655] close(11) = -1 EBADF (Bad file descriptor) [pid 655] close(12) = -1 EBADF (Bad file descriptor) [pid 655] close(13) = -1 EBADF (Bad file descriptor) [pid 655] close(14) = -1 EBADF (Bad file descriptor) [pid 655] close(15) = -1 EBADF (Bad file descriptor) [pid 655] close(16) = -1 EBADF (Bad file descriptor) [pid 655] close(17) = -1 EBADF (Bad file descriptor) [pid 655] close(18) = -1 EBADF (Bad file descriptor) [pid 655] close(19) = -1 EBADF (Bad file descriptor) [pid 655] close(20) = -1 EBADF (Bad file descriptor) [pid 655] close(21) = -1 EBADF (Bad file descriptor) [pid 655] close(22) = -1 EBADF (Bad file descriptor) [pid 655] close(23) = -1 EBADF (Bad file descriptor) [pid 655] close(24) = -1 EBADF (Bad file descriptor) [pid 655] close(25) = -1 EBADF (Bad file descriptor) [pid 655] close(26) = -1 EBADF (Bad file descriptor) [pid 655] close(27) = -1 EBADF (Bad file descriptor) [pid 655] close(28) = -1 EBADF (Bad file descriptor) [pid 655] close(29) = -1 EBADF (Bad file descriptor) [pid 655] exit_group(0) = ? [pid 655] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./356", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./356", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./356/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./356/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./356/binderfs") = 0 [pid 298] umount2("./356/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./356/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./356/cgroup.net") = 0 [pid 298] umount2("./356/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./356/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./356/cgroup.cpu") = 0 [pid 298] umount2("./356/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./356/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./356/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./356") = 0 [pid 298] mkdir("./357", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 656 attached , child_tidptr=0x555574184750) = 359 [pid 656] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 656] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 656] chdir("./357") = 0 [pid 656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 656] setpgid(0, 0) = 0 [pid 656] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 656] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 656] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 656] write(3, "1000", 4) = 4 [pid 656] close(3) = 0 [pid 656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 656] write(1, "executing program\n", 18) = 18 [pid 656] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 656] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 656] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 656] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 656] close(3) = 0 [pid 656] close(4) = 0 [pid 656] close(5) = -1 EBADF (Bad file descriptor) [pid 656] close(6) = -1 EBADF (Bad file descriptor) [pid 656] close(7) = -1 EBADF (Bad file descriptor) [pid 656] close(8) = -1 EBADF (Bad file descriptor) [pid 656] close(9) = -1 EBADF (Bad file descriptor) [pid 656] close(10) = -1 EBADF (Bad file descriptor) [pid 656] close(11) = -1 EBADF (Bad file descriptor) [pid 656] close(12) = -1 EBADF (Bad file descriptor) [pid 656] close(13) = -1 EBADF (Bad file descriptor) [pid 656] close(14) = -1 EBADF (Bad file descriptor) [pid 656] close(15) = -1 EBADF (Bad file descriptor) [pid 656] close(16) = -1 EBADF (Bad file descriptor) [pid 656] close(17) = -1 EBADF (Bad file descriptor) [pid 656] close(18) = -1 EBADF (Bad file descriptor) [pid 656] close(19) = -1 EBADF (Bad file descriptor) [pid 656] close(20) = -1 EBADF (Bad file descriptor) [pid 656] close(21) = -1 EBADF (Bad file descriptor) [pid 656] close(22) = -1 EBADF (Bad file descriptor) [pid 656] close(23) = -1 EBADF (Bad file descriptor) [pid 656] close(24) = -1 EBADF (Bad file descriptor) [pid 656] close(25) = -1 EBADF (Bad file descriptor) [pid 656] close(26) = -1 EBADF (Bad file descriptor) [pid 656] close(27) = -1 EBADF (Bad file descriptor) [pid 656] close(28) = -1 EBADF (Bad file descriptor) [pid 656] close(29) = -1 EBADF (Bad file descriptor) [pid 656] exit_group(0) = ? [pid 656] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./357", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./357", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./357/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./357/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./357/binderfs") = 0 [pid 298] umount2("./357/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./357/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./357/cgroup.net") = 0 [pid 298] umount2("./357/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./357/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./357/cgroup.cpu") = 0 [pid 298] umount2("./357/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./357/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./357/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./357") = 0 [pid 298] mkdir("./358", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 657 attached [pid 657] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 360 [pid 657] <... set_robust_list resumed>) = 0 [pid 657] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 657] chdir("./358" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 657] <... chdir resumed>) = 0 [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 657] setpgid(0, 0) = 0 [pid 657] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 657] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 657] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 657] write(3, "1000", 4) = 4 [pid 657] close(3) = 0 [pid 657] symlink("/dev/binderfs", "./binderfs") = 0 [pid 657] write(1, "executing program\n", 18) = 18 executing program [pid 657] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 657] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 657] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 657] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 657] close(3) = 0 [pid 657] close(4) = 0 [pid 657] close(5) = -1 EBADF (Bad file descriptor) [pid 657] close(6) = -1 EBADF (Bad file descriptor) [pid 657] close(7) = -1 EBADF (Bad file descriptor) [pid 657] close(8) = -1 EBADF (Bad file descriptor) [pid 657] close(9) = -1 EBADF (Bad file descriptor) [pid 657] close(10) = -1 EBADF (Bad file descriptor) [pid 657] close(11) = -1 EBADF (Bad file descriptor) [pid 657] close(12) = -1 EBADF (Bad file descriptor) [pid 657] close(13) = -1 EBADF (Bad file descriptor) [pid 657] close(14) = -1 EBADF (Bad file descriptor) [pid 657] close(15) = -1 EBADF (Bad file descriptor) [pid 657] close(16) = -1 EBADF (Bad file descriptor) [pid 657] close(17) = -1 EBADF (Bad file descriptor) [pid 657] close(18) = -1 EBADF (Bad file descriptor) [pid 657] close(19) = -1 EBADF (Bad file descriptor) [pid 657] close(20) = -1 EBADF (Bad file descriptor) [pid 657] close(21) = -1 EBADF (Bad file descriptor) [pid 657] close(22) = -1 EBADF (Bad file descriptor) [pid 657] close(23) = -1 EBADF (Bad file descriptor) [pid 657] close(24) = -1 EBADF (Bad file descriptor) [pid 657] close(25) = -1 EBADF (Bad file descriptor) [pid 657] close(26) = -1 EBADF (Bad file descriptor) [pid 657] close(27) = -1 EBADF (Bad file descriptor) [pid 657] close(28) = -1 EBADF (Bad file descriptor) [pid 657] close(29) = -1 EBADF (Bad file descriptor) [pid 657] exit_group(0) = ? [pid 657] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./358", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./358", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./358/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./358/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./358/binderfs") = 0 [pid 298] umount2("./358/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./358/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./358/cgroup.net") = 0 [pid 298] umount2("./358/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./358/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./358/cgroup.cpu") = 0 [pid 298] umount2("./358/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./358/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./358/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./358") = 0 [pid 298] mkdir("./359", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 658 attached [pid 658] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 361 [pid 658] <... set_robust_list resumed>) = 0 [pid 658] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 658] chdir("./359") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 658] setpgid(0, 0) = 0 [pid 658] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 658] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 658] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 658] write(3, "1000", 4) = 4 [pid 658] close(3) = 0 [pid 658] symlink("/dev/binderfs", "./binderfs") = 0 [pid 658] write(1, "executing program\n", 18) = 18 executing program [pid 658] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 658] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 658] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 658] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 658] close(3) = 0 [pid 658] close(4) = 0 [pid 658] close(5) = -1 EBADF (Bad file descriptor) [pid 658] close(6) = -1 EBADF (Bad file descriptor) [pid 658] close(7) = -1 EBADF (Bad file descriptor) [pid 658] close(8) = -1 EBADF (Bad file descriptor) [pid 658] close(9) = -1 EBADF (Bad file descriptor) [pid 658] close(10) = -1 EBADF (Bad file descriptor) [pid 658] close(11) = -1 EBADF (Bad file descriptor) [pid 658] close(12) = -1 EBADF (Bad file descriptor) [pid 658] close(13) = -1 EBADF (Bad file descriptor) [pid 658] close(14) = -1 EBADF (Bad file descriptor) [pid 658] close(15) = -1 EBADF (Bad file descriptor) [pid 658] close(16) = -1 EBADF (Bad file descriptor) [pid 658] close(17) = -1 EBADF (Bad file descriptor) [pid 658] close(18) = -1 EBADF (Bad file descriptor) [pid 658] close(19) = -1 EBADF (Bad file descriptor) [pid 658] close(20) = -1 EBADF (Bad file descriptor) [pid 658] close(21) = -1 EBADF (Bad file descriptor) [pid 658] close(22) = -1 EBADF (Bad file descriptor) [pid 658] close(23) = -1 EBADF (Bad file descriptor) [pid 658] close(24) = -1 EBADF (Bad file descriptor) [pid 658] close(25) = -1 EBADF (Bad file descriptor) [pid 658] close(26) = -1 EBADF (Bad file descriptor) [pid 658] close(27) = -1 EBADF (Bad file descriptor) [pid 658] close(28) = -1 EBADF (Bad file descriptor) [pid 658] close(29) = -1 EBADF (Bad file descriptor) [pid 658] exit_group(0) = ? [pid 658] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./359", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./359", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./359/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./359/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./359/binderfs") = 0 [pid 298] umount2("./359/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./359/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./359/cgroup.net") = 0 [pid 298] umount2("./359/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./359/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./359/cgroup.cpu") = 0 [pid 298] umount2("./359/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./359/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./359/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./359") = 0 [pid 298] mkdir("./360", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 659 attached [pid 659] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 362 [pid 659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 659] chdir("./360" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 659] <... chdir resumed>) = 0 [pid 659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 659] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 659] <... setpgid resumed>) = 0 [pid 659] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 659] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 659] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 659] write(3, "1000", 4) = 4 [pid 659] close(3) = 0 [pid 659] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 659] write(1, "executing program\n", 18) = 18 [pid 659] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 659] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 659] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 659] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 659] close(3) = 0 [pid 659] close(4) = 0 [pid 659] close(5) = -1 EBADF (Bad file descriptor) [pid 659] close(6) = -1 EBADF (Bad file descriptor) [pid 659] close(7) = -1 EBADF (Bad file descriptor) [pid 659] close(8) = -1 EBADF (Bad file descriptor) [pid 659] close(9) = -1 EBADF (Bad file descriptor) [pid 659] close(10) = -1 EBADF (Bad file descriptor) [pid 659] close(11) = -1 EBADF (Bad file descriptor) [pid 659] close(12) = -1 EBADF (Bad file descriptor) [pid 659] close(13) = -1 EBADF (Bad file descriptor) [pid 659] close(14) = -1 EBADF (Bad file descriptor) [pid 659] close(15) = -1 EBADF (Bad file descriptor) [pid 659] close(16) = -1 EBADF (Bad file descriptor) [pid 659] close(17) = -1 EBADF (Bad file descriptor) [pid 659] close(18) = -1 EBADF (Bad file descriptor) [pid 659] close(19) = -1 EBADF (Bad file descriptor) [pid 659] close(20) = -1 EBADF (Bad file descriptor) [pid 659] close(21) = -1 EBADF (Bad file descriptor) [pid 659] close(22) = -1 EBADF (Bad file descriptor) [pid 659] close(23) = -1 EBADF (Bad file descriptor) [pid 659] close(24) = -1 EBADF (Bad file descriptor) [pid 659] close(25) = -1 EBADF (Bad file descriptor) [pid 659] close(26) = -1 EBADF (Bad file descriptor) [pid 659] close(27) = -1 EBADF (Bad file descriptor) [pid 659] close(28) = -1 EBADF (Bad file descriptor) [pid 659] close(29) = -1 EBADF (Bad file descriptor) [pid 659] exit_group(0) = ? [pid 659] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./360", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./360", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./360/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./360/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./360/binderfs") = 0 [pid 298] umount2("./360/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./360/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./360/cgroup.net") = 0 [pid 298] umount2("./360/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./360/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./360/cgroup.cpu") = 0 [pid 298] umount2("./360/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./360/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./360/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./360") = 0 [pid 298] mkdir("./361", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 660 attached , child_tidptr=0x555574184750) = 363 [pid 660] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 660] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 660] chdir("./361") = 0 [pid 660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 660] setpgid(0, 0) = 0 [pid 660] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 660] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 660] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 660] write(3, "1000", 4) = 4 [pid 660] close(3) = 0 [pid 660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 660] write(1, "executing program\n", 18) = 18 [pid 660] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 660] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 660] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 660] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 660] close(3) = 0 [pid 660] close(4) = 0 [pid 660] close(5) = -1 EBADF (Bad file descriptor) [pid 660] close(6) = -1 EBADF (Bad file descriptor) [pid 660] close(7) = -1 EBADF (Bad file descriptor) [pid 660] close(8) = -1 EBADF (Bad file descriptor) [pid 660] close(9) = -1 EBADF (Bad file descriptor) [pid 660] close(10) = -1 EBADF (Bad file descriptor) [pid 660] close(11) = -1 EBADF (Bad file descriptor) [pid 660] close(12) = -1 EBADF (Bad file descriptor) [pid 660] close(13) = -1 EBADF (Bad file descriptor) [pid 660] close(14) = -1 EBADF (Bad file descriptor) [pid 660] close(15) = -1 EBADF (Bad file descriptor) [pid 660] close(16) = -1 EBADF (Bad file descriptor) [pid 660] close(17) = -1 EBADF (Bad file descriptor) [pid 660] close(18) = -1 EBADF (Bad file descriptor) [pid 660] close(19) = -1 EBADF (Bad file descriptor) [pid 660] close(20) = -1 EBADF (Bad file descriptor) [pid 660] close(21) = -1 EBADF (Bad file descriptor) [pid 660] close(22) = -1 EBADF (Bad file descriptor) [pid 660] close(23) = -1 EBADF (Bad file descriptor) [pid 660] close(24) = -1 EBADF (Bad file descriptor) [pid 660] close(25) = -1 EBADF (Bad file descriptor) [pid 660] close(26) = -1 EBADF (Bad file descriptor) [pid 660] close(27) = -1 EBADF (Bad file descriptor) [pid 660] close(28) = -1 EBADF (Bad file descriptor) [pid 660] close(29) = -1 EBADF (Bad file descriptor) [pid 660] exit_group(0) = ? [pid 660] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./361", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./361", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./361/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./361/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./361/binderfs") = 0 [pid 298] umount2("./361/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./361/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./361/cgroup.net") = 0 [pid 298] umount2("./361/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./361/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./361/cgroup.cpu") = 0 [pid 298] umount2("./361/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./361/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./361/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./361") = 0 [pid 298] mkdir("./362", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 661 attached [pid 661] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 364 [pid 661] <... set_robust_list resumed>) = 0 [pid 661] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 661] chdir("./362" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 661] <... chdir resumed>) = 0 [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 661] setpgid(0, 0) = 0 [pid 661] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 661] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 661] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 661] write(3, "1000", 4) = 4 [pid 661] close(3) = 0 [pid 661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 661] write(1, "executing program\n", 18) = 18 executing program [pid 661] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 661] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 661] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 661] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 661] close(3) = 0 [pid 661] close(4) = 0 [pid 661] close(5) = -1 EBADF (Bad file descriptor) [pid 661] close(6) = -1 EBADF (Bad file descriptor) [pid 661] close(7) = -1 EBADF (Bad file descriptor) [pid 661] close(8) = -1 EBADF (Bad file descriptor) [pid 661] close(9) = -1 EBADF (Bad file descriptor) [pid 661] close(10) = -1 EBADF (Bad file descriptor) [pid 661] close(11) = -1 EBADF (Bad file descriptor) [pid 661] close(12) = -1 EBADF (Bad file descriptor) [pid 661] close(13) = -1 EBADF (Bad file descriptor) [pid 661] close(14) = -1 EBADF (Bad file descriptor) [pid 661] close(15) = -1 EBADF (Bad file descriptor) [pid 661] close(16) = -1 EBADF (Bad file descriptor) [pid 661] close(17) = -1 EBADF (Bad file descriptor) [pid 661] close(18) = -1 EBADF (Bad file descriptor) [pid 661] close(19) = -1 EBADF (Bad file descriptor) [pid 661] close(20) = -1 EBADF (Bad file descriptor) [pid 661] close(21) = -1 EBADF (Bad file descriptor) [pid 661] close(22) = -1 EBADF (Bad file descriptor) [pid 661] close(23) = -1 EBADF (Bad file descriptor) [pid 661] close(24) = -1 EBADF (Bad file descriptor) [pid 661] close(25) = -1 EBADF (Bad file descriptor) [pid 661] close(26) = -1 EBADF (Bad file descriptor) [pid 661] close(27) = -1 EBADF (Bad file descriptor) [pid 661] close(28) = -1 EBADF (Bad file descriptor) [pid 661] close(29) = -1 EBADF (Bad file descriptor) [pid 661] exit_group(0) = ? [pid 661] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./362", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./362", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./362/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./362/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./362/binderfs") = 0 [pid 298] umount2("./362/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./362/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./362/cgroup.net") = 0 [pid 298] umount2("./362/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./362/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./362/cgroup.cpu") = 0 [pid 298] umount2("./362/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./362/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./362/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./362") = 0 [pid 298] mkdir("./363", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 662 attached [pid 662] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 365 [pid 662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 662] chdir("./363") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 662] setpgid(0, 0) = 0 [pid 662] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 662] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 662] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 662] write(3, "1000", 4) = 4 [pid 662] close(3) = 0 [pid 662] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 662] write(1, "executing program\n", 18) = 18 [pid 662] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 662] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 662] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 662] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 662] close(3) = 0 [pid 662] close(4) = 0 [pid 662] close(5) = -1 EBADF (Bad file descriptor) [pid 662] close(6) = -1 EBADF (Bad file descriptor) [pid 662] close(7) = -1 EBADF (Bad file descriptor) [pid 662] close(8) = -1 EBADF (Bad file descriptor) [pid 662] close(9) = -1 EBADF (Bad file descriptor) [pid 662] close(10) = -1 EBADF (Bad file descriptor) [pid 662] close(11) = -1 EBADF (Bad file descriptor) [pid 662] close(12) = -1 EBADF (Bad file descriptor) [pid 662] close(13) = -1 EBADF (Bad file descriptor) [pid 662] close(14) = -1 EBADF (Bad file descriptor) [pid 662] close(15) = -1 EBADF (Bad file descriptor) [pid 662] close(16) = -1 EBADF (Bad file descriptor) [pid 662] close(17) = -1 EBADF (Bad file descriptor) [pid 662] close(18) = -1 EBADF (Bad file descriptor) [pid 662] close(19) = -1 EBADF (Bad file descriptor) [pid 662] close(20) = -1 EBADF (Bad file descriptor) [pid 662] close(21) = -1 EBADF (Bad file descriptor) [pid 662] close(22) = -1 EBADF (Bad file descriptor) [pid 662] close(23) = -1 EBADF (Bad file descriptor) [pid 662] close(24) = -1 EBADF (Bad file descriptor) [pid 662] close(25) = -1 EBADF (Bad file descriptor) [pid 662] close(26) = -1 EBADF (Bad file descriptor) [pid 662] close(27) = -1 EBADF (Bad file descriptor) [pid 662] close(28) = -1 EBADF (Bad file descriptor) [pid 662] close(29) = -1 EBADF (Bad file descriptor) [pid 662] exit_group(0) = ? [pid 662] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./363", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./363", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./363/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./363/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./363/binderfs") = 0 [pid 298] umount2("./363/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./363/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./363/cgroup.net") = 0 [pid 298] umount2("./363/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./363/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./363/cgroup.cpu") = 0 [pid 298] umount2("./363/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./363/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./363/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./363") = 0 [pid 298] mkdir("./364", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 663 attached [pid 663] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 366 [pid 663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 663] chdir("./364") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 663] setpgid(0, 0) = 0 [pid 663] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 663] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 663] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 663] write(3, "1000", 4) = 4 [pid 663] close(3) = 0 [pid 663] symlink("/dev/binderfs", "./binderfs") = 0 [pid 663] write(1, "executing program\n", 18) = 18 executing program [pid 663] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 663] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 663] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 663] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 663] close(3) = 0 [pid 663] close(4) = 0 [pid 663] close(5) = -1 EBADF (Bad file descriptor) [pid 663] close(6) = -1 EBADF (Bad file descriptor) [pid 663] close(7) = -1 EBADF (Bad file descriptor) [pid 663] close(8) = -1 EBADF (Bad file descriptor) [pid 663] close(9) = -1 EBADF (Bad file descriptor) [pid 663] close(10) = -1 EBADF (Bad file descriptor) [pid 663] close(11) = -1 EBADF (Bad file descriptor) [pid 663] close(12) = -1 EBADF (Bad file descriptor) [pid 663] close(13) = -1 EBADF (Bad file descriptor) [pid 663] close(14) = -1 EBADF (Bad file descriptor) [pid 663] close(15) = -1 EBADF (Bad file descriptor) [pid 663] close(16) = -1 EBADF (Bad file descriptor) [pid 663] close(17) = -1 EBADF (Bad file descriptor) [pid 663] close(18) = -1 EBADF (Bad file descriptor) [pid 663] close(19) = -1 EBADF (Bad file descriptor) [pid 663] close(20) = -1 EBADF (Bad file descriptor) [pid 663] close(21) = -1 EBADF (Bad file descriptor) [pid 663] close(22) = -1 EBADF (Bad file descriptor) [pid 663] close(23) = -1 EBADF (Bad file descriptor) [pid 663] close(24) = -1 EBADF (Bad file descriptor) [pid 663] close(25) = -1 EBADF (Bad file descriptor) [pid 663] close(26) = -1 EBADF (Bad file descriptor) [pid 663] close(27) = -1 EBADF (Bad file descriptor) [pid 663] close(28) = -1 EBADF (Bad file descriptor) [pid 663] close(29) = -1 EBADF (Bad file descriptor) [pid 663] exit_group(0) = ? [pid 663] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./364", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./364", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./364/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./364/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./364/binderfs") = 0 [pid 298] umount2("./364/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./364/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./364/cgroup.net") = 0 [pid 298] umount2("./364/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./364/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./364/cgroup.cpu") = 0 [pid 298] umount2("./364/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./364/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./364/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./364") = 0 [pid 298] mkdir("./365", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 664 attached [pid 664] set_robust_list(0x555574184760, 24) = 0 [pid 664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 367 [pid 664] chdir("./365") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 664] setpgid(0, 0) = 0 [pid 664] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 664] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 664] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 664] write(3, "1000", 4) = 4 [pid 664] close(3) = 0 [pid 664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 664] write(1, "executing program\n", 18) = 18 executing program [pid 664] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 664] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 664] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 664] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 664] close(3) = 0 [pid 664] close(4) = 0 [pid 664] close(5) = -1 EBADF (Bad file descriptor) [pid 664] close(6) = -1 EBADF (Bad file descriptor) [pid 664] close(7) = -1 EBADF (Bad file descriptor) [pid 664] close(8) = -1 EBADF (Bad file descriptor) [pid 664] close(9) = -1 EBADF (Bad file descriptor) [pid 664] close(10) = -1 EBADF (Bad file descriptor) [pid 664] close(11) = -1 EBADF (Bad file descriptor) [pid 664] close(12) = -1 EBADF (Bad file descriptor) [pid 664] close(13) = -1 EBADF (Bad file descriptor) [pid 664] close(14) = -1 EBADF (Bad file descriptor) [pid 664] close(15) = -1 EBADF (Bad file descriptor) [pid 664] close(16) = -1 EBADF (Bad file descriptor) [pid 664] close(17) = -1 EBADF (Bad file descriptor) [pid 664] close(18) = -1 EBADF (Bad file descriptor) [pid 664] close(19) = -1 EBADF (Bad file descriptor) [pid 664] close(20) = -1 EBADF (Bad file descriptor) [pid 664] close(21) = -1 EBADF (Bad file descriptor) [pid 664] close(22) = -1 EBADF (Bad file descriptor) [pid 664] close(23) = -1 EBADF (Bad file descriptor) [pid 664] close(24) = -1 EBADF (Bad file descriptor) [pid 664] close(25) = -1 EBADF (Bad file descriptor) [pid 664] close(26) = -1 EBADF (Bad file descriptor) [pid 664] close(27) = -1 EBADF (Bad file descriptor) [pid 664] close(28) = -1 EBADF (Bad file descriptor) [pid 664] close(29) = -1 EBADF (Bad file descriptor) [pid 664] exit_group(0) = ? [pid 664] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./365", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./365", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./365/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./365/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./365/binderfs") = 0 [pid 298] umount2("./365/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./365/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./365/cgroup.net") = 0 [pid 298] umount2("./365/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./365/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./365/cgroup.cpu") = 0 [pid 298] umount2("./365/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./365/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./365/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./365") = 0 [pid 298] mkdir("./366", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 665 attached [pid 665] set_robust_list(0x555574184760, 24) = 0 [pid 665] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 368 [pid 665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 665] chdir("./366" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 665] <... chdir resumed>) = 0 [pid 665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 665] <... prctl resumed>) = 0 [pid 665] setpgid(0, 0) = 0 [pid 665] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 665] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 665] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 665] write(3, "1000", 4) = 4 [pid 665] close(3) = 0 [pid 665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 665] write(1, "executing program\n", 18) = 18 executing program [pid 665] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 665] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 665] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 665] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 665] close(3) = 0 [pid 665] close(4) = 0 [pid 665] close(5) = -1 EBADF (Bad file descriptor) [pid 665] close(6) = -1 EBADF (Bad file descriptor) [pid 665] close(7) = -1 EBADF (Bad file descriptor) [pid 665] close(8) = -1 EBADF (Bad file descriptor) [pid 665] close(9) = -1 EBADF (Bad file descriptor) [pid 665] close(10) = -1 EBADF (Bad file descriptor) [pid 665] close(11) = -1 EBADF (Bad file descriptor) [pid 665] close(12) = -1 EBADF (Bad file descriptor) [pid 665] close(13) = -1 EBADF (Bad file descriptor) [pid 665] close(14) = -1 EBADF (Bad file descriptor) [pid 665] close(15) = -1 EBADF (Bad file descriptor) [pid 665] close(16) = -1 EBADF (Bad file descriptor) [pid 665] close(17) = -1 EBADF (Bad file descriptor) [pid 665] close(18) = -1 EBADF (Bad file descriptor) [pid 665] close(19) = -1 EBADF (Bad file descriptor) [pid 665] close(20) = -1 EBADF (Bad file descriptor) [pid 665] close(21) = -1 EBADF (Bad file descriptor) [pid 665] close(22) = -1 EBADF (Bad file descriptor) [pid 665] close(23) = -1 EBADF (Bad file descriptor) [pid 665] close(24) = -1 EBADF (Bad file descriptor) [pid 665] close(25) = -1 EBADF (Bad file descriptor) [pid 665] close(26) = -1 EBADF (Bad file descriptor) [pid 665] close(27) = -1 EBADF (Bad file descriptor) [pid 665] close(28) = -1 EBADF (Bad file descriptor) [pid 665] close(29) = -1 EBADF (Bad file descriptor) [pid 665] exit_group(0) = ? [pid 665] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./366", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./366", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./366/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./366/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./366/binderfs") = 0 [pid 298] umount2("./366/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./366/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./366/cgroup.net") = 0 [pid 298] umount2("./366/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./366/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./366/cgroup.cpu") = 0 [pid 298] umount2("./366/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./366/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./366/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./366") = 0 [pid 298] mkdir("./367", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 666 attached [pid 666] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 369 [pid 666] <... set_robust_list resumed>) = 0 [pid 666] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 666] chdir("./367" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 666] <... chdir resumed>) = 0 [pid 666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 666] setpgid(0, 0) = 0 [pid 666] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 666] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 666] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 666] write(3, "1000", 4) = 4 [pid 666] close(3) = 0 [pid 666] symlink("/dev/binderfs", "./binderfs") = 0 [pid 666] write(1, "executing program\n", 18) = 18 executing program [pid 666] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 666] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 666] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 666] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 666] close(3) = 0 [pid 666] close(4) = 0 [pid 666] close(5) = -1 EBADF (Bad file descriptor) [pid 666] close(6) = -1 EBADF (Bad file descriptor) [pid 666] close(7) = -1 EBADF (Bad file descriptor) [pid 666] close(8) = -1 EBADF (Bad file descriptor) [pid 666] close(9) = -1 EBADF (Bad file descriptor) [pid 666] close(10) = -1 EBADF (Bad file descriptor) [pid 666] close(11) = -1 EBADF (Bad file descriptor) [pid 666] close(12) = -1 EBADF (Bad file descriptor) [pid 666] close(13) = -1 EBADF (Bad file descriptor) [pid 666] close(14) = -1 EBADF (Bad file descriptor) [pid 666] close(15) = -1 EBADF (Bad file descriptor) [pid 666] close(16) = -1 EBADF (Bad file descriptor) [pid 666] close(17) = -1 EBADF (Bad file descriptor) [pid 666] close(18) = -1 EBADF (Bad file descriptor) [pid 666] close(19) = -1 EBADF (Bad file descriptor) [pid 666] close(20) = -1 EBADF (Bad file descriptor) [pid 666] close(21) = -1 EBADF (Bad file descriptor) [pid 666] close(22) = -1 EBADF (Bad file descriptor) [pid 666] close(23) = -1 EBADF (Bad file descriptor) [pid 666] close(24) = -1 EBADF (Bad file descriptor) [pid 666] close(25) = -1 EBADF (Bad file descriptor) [pid 666] close(26) = -1 EBADF (Bad file descriptor) [pid 666] close(27) = -1 EBADF (Bad file descriptor) [pid 666] close(28) = -1 EBADF (Bad file descriptor) [pid 666] close(29) = -1 EBADF (Bad file descriptor) [pid 666] exit_group(0) = ? [pid 666] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./367", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./367", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./367/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./367/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./367/binderfs") = 0 [pid 298] umount2("./367/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./367/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./367/cgroup.net") = 0 [pid 298] umount2("./367/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./367/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./367/cgroup.cpu") = 0 [pid 298] umount2("./367/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./367/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./367/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./367") = 0 [pid 298] mkdir("./368", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 667 attached [pid 667] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 370 [pid 667] <... set_robust_list resumed>) = 0 [pid 667] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 667] chdir("./368" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 667] <... chdir resumed>) = 0 [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 667] setpgid(0, 0) = 0 [pid 667] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 667] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 667] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 667] write(3, "1000", 4) = 4 [pid 667] close(3) = 0 [pid 667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 667] write(1, "executing program\n", 18) = 18 [pid 667] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 667] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 667] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 667] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 667] close(3) = 0 [pid 667] close(4) = 0 [pid 667] close(5) = -1 EBADF (Bad file descriptor) [pid 667] close(6) = -1 EBADF (Bad file descriptor) [pid 667] close(7) = -1 EBADF (Bad file descriptor) [pid 667] close(8) = -1 EBADF (Bad file descriptor) [pid 667] close(9) = -1 EBADF (Bad file descriptor) [pid 667] close(10) = -1 EBADF (Bad file descriptor) [pid 667] close(11) = -1 EBADF (Bad file descriptor) [pid 667] close(12) = -1 EBADF (Bad file descriptor) [pid 667] close(13) = -1 EBADF (Bad file descriptor) [pid 667] close(14) = -1 EBADF (Bad file descriptor) [pid 667] close(15) = -1 EBADF (Bad file descriptor) [pid 667] close(16) = -1 EBADF (Bad file descriptor) [pid 667] close(17) = -1 EBADF (Bad file descriptor) [pid 667] close(18) = -1 EBADF (Bad file descriptor) [pid 667] close(19) = -1 EBADF (Bad file descriptor) [pid 667] close(20) = -1 EBADF (Bad file descriptor) [pid 667] close(21) = -1 EBADF (Bad file descriptor) [pid 667] close(22) = -1 EBADF (Bad file descriptor) [pid 667] close(23) = -1 EBADF (Bad file descriptor) [pid 667] close(24) = -1 EBADF (Bad file descriptor) [pid 667] close(25) = -1 EBADF (Bad file descriptor) [pid 667] close(26) = -1 EBADF (Bad file descriptor) [pid 667] close(27) = -1 EBADF (Bad file descriptor) [pid 667] close(28) = -1 EBADF (Bad file descriptor) [pid 667] close(29) = -1 EBADF (Bad file descriptor) [pid 667] exit_group(0) = ? [pid 667] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./368", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./368", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./368/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./368/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./368/binderfs") = 0 [pid 298] umount2("./368/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./368/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./368/cgroup.net") = 0 [pid 298] umount2("./368/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./368/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./368/cgroup.cpu") = 0 [pid 298] umount2("./368/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./368/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./368/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./368") = 0 [pid 298] mkdir("./369", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 668 attached [pid 668] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 371 [pid 668] <... set_robust_list resumed>) = 0 [pid 668] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 668] chdir("./369") = 0 [pid 668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 668] setpgid(0, 0) = 0 [pid 668] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 668] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 668] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 668] write(3, "1000", 4) = 4 [pid 668] close(3) = 0 [pid 668] symlink("/dev/binderfs", "./binderfs") = 0 [pid 668] write(1, "executing program\n", 18) = 18 [pid 668] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 668] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 668] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 668] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 668] close(3) = 0 [pid 668] close(4) = 0 [pid 668] close(5) = -1 EBADF (Bad file descriptor) [pid 668] close(6) = -1 EBADF (Bad file descriptor) [pid 668] close(7) = -1 EBADF (Bad file descriptor) [pid 668] close(8) = -1 EBADF (Bad file descriptor) [pid 668] close(9) = -1 EBADF (Bad file descriptor) [pid 668] close(10) = -1 EBADF (Bad file descriptor) [pid 668] close(11) = -1 EBADF (Bad file descriptor) [pid 668] close(12) = -1 EBADF (Bad file descriptor) [pid 668] close(13) = -1 EBADF (Bad file descriptor) [pid 668] close(14) = -1 EBADF (Bad file descriptor) [pid 668] close(15) = -1 EBADF (Bad file descriptor) [pid 668] close(16) = -1 EBADF (Bad file descriptor) [pid 668] close(17) = -1 EBADF (Bad file descriptor) [pid 668] close(18) = -1 EBADF (Bad file descriptor) [pid 668] close(19) = -1 EBADF (Bad file descriptor) [pid 668] close(20) = -1 EBADF (Bad file descriptor) [pid 668] close(21) = -1 EBADF (Bad file descriptor) [pid 668] close(22) = -1 EBADF (Bad file descriptor) [pid 668] close(23) = -1 EBADF (Bad file descriptor) [pid 668] close(24) = -1 EBADF (Bad file descriptor) [pid 668] close(25) = -1 EBADF (Bad file descriptor) [pid 668] close(26) = -1 EBADF (Bad file descriptor) [pid 668] close(27) = -1 EBADF (Bad file descriptor) [pid 668] close(28) = -1 EBADF (Bad file descriptor) [pid 668] close(29) = -1 EBADF (Bad file descriptor) [pid 668] exit_group(0) = ? [pid 668] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./369", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./369", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./369/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./369/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./369/binderfs") = 0 [pid 298] umount2("./369/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./369/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./369/cgroup.net") = 0 [pid 298] umount2("./369/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./369/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./369/cgroup.cpu") = 0 [pid 298] umount2("./369/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./369/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./369/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./369") = 0 [pid 298] mkdir("./370", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 669 attached [pid 669] set_robust_list(0x555574184760, 24) = 0 [pid 669] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 372 [pid 669] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 669] chdir("./370") = 0 [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 669] setpgid(0, 0) = 0 [pid 669] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 669] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 669] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 669] write(3, "1000", 4) = 4 [pid 669] close(3) = 0 [pid 669] symlink("/dev/binderfs", "./binderfs") = 0 [pid 669] write(1, "executing program\n", 18) = 18 executing program [pid 669] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 669] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 669] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 669] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 669] close(3) = 0 [pid 669] close(4) = 0 [pid 669] close(5) = -1 EBADF (Bad file descriptor) [pid 669] close(6) = -1 EBADF (Bad file descriptor) [pid 669] close(7) = -1 EBADF (Bad file descriptor) [pid 669] close(8) = -1 EBADF (Bad file descriptor) [pid 669] close(9) = -1 EBADF (Bad file descriptor) [pid 669] close(10) = -1 EBADF (Bad file descriptor) [pid 669] close(11) = -1 EBADF (Bad file descriptor) [pid 669] close(12) = -1 EBADF (Bad file descriptor) [pid 669] close(13) = -1 EBADF (Bad file descriptor) [pid 669] close(14) = -1 EBADF (Bad file descriptor) [pid 669] close(15) = -1 EBADF (Bad file descriptor) [pid 669] close(16) = -1 EBADF (Bad file descriptor) [pid 669] close(17) = -1 EBADF (Bad file descriptor) [pid 669] close(18) = -1 EBADF (Bad file descriptor) [pid 669] close(19) = -1 EBADF (Bad file descriptor) [pid 669] close(20) = -1 EBADF (Bad file descriptor) [pid 669] close(21) = -1 EBADF (Bad file descriptor) [pid 669] close(22) = -1 EBADF (Bad file descriptor) [pid 669] close(23) = -1 EBADF (Bad file descriptor) [pid 669] close(24) = -1 EBADF (Bad file descriptor) [pid 669] close(25) = -1 EBADF (Bad file descriptor) [pid 669] close(26) = -1 EBADF (Bad file descriptor) [pid 669] close(27) = -1 EBADF (Bad file descriptor) [pid 669] close(28) = -1 EBADF (Bad file descriptor) [pid 669] close(29) = -1 EBADF (Bad file descriptor) [pid 669] exit_group(0) = ? [pid 669] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./370", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./370", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./370/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./370/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./370/binderfs") = 0 [pid 298] umount2("./370/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./370/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./370/cgroup.net") = 0 [pid 298] umount2("./370/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./370/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./370/cgroup.cpu") = 0 [pid 298] umount2("./370/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./370/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./370/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./370") = 0 [pid 298] mkdir("./371", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 670 attached , child_tidptr=0x555574184750) = 373 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 670] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 670] <... set_robust_list resumed>) = 0 [pid 670] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 670] chdir("./371") = 0 [pid 670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 670] setpgid(0, 0) = 0 [pid 670] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 670] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 670] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 670] write(3, "1000", 4) = 4 [pid 670] close(3) = 0 [pid 670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 670] write(1, "executing program\n", 18) = 18 [pid 670] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 670] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 670] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 670] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 670] close(3) = 0 [pid 670] close(4) = 0 [pid 670] close(5) = -1 EBADF (Bad file descriptor) [pid 670] close(6) = -1 EBADF (Bad file descriptor) [pid 670] close(7) = -1 EBADF (Bad file descriptor) [pid 670] close(8) = -1 EBADF (Bad file descriptor) [pid 670] close(9) = -1 EBADF (Bad file descriptor) [pid 670] close(10) = -1 EBADF (Bad file descriptor) [pid 670] close(11) = -1 EBADF (Bad file descriptor) [pid 670] close(12) = -1 EBADF (Bad file descriptor) [pid 670] close(13) = -1 EBADF (Bad file descriptor) [pid 670] close(14) = -1 EBADF (Bad file descriptor) [pid 670] close(15) = -1 EBADF (Bad file descriptor) [pid 670] close(16) = -1 EBADF (Bad file descriptor) [pid 670] close(17) = -1 EBADF (Bad file descriptor) [pid 670] close(18) = -1 EBADF (Bad file descriptor) [pid 670] close(19) = -1 EBADF (Bad file descriptor) [pid 670] close(20) = -1 EBADF (Bad file descriptor) [pid 670] close(21) = -1 EBADF (Bad file descriptor) [pid 670] close(22) = -1 EBADF (Bad file descriptor) [pid 670] close(23) = -1 EBADF (Bad file descriptor) [pid 670] close(24) = -1 EBADF (Bad file descriptor) [pid 670] close(25) = -1 EBADF (Bad file descriptor) [pid 670] close(26) = -1 EBADF (Bad file descriptor) [pid 670] close(27) = -1 EBADF (Bad file descriptor) [pid 670] close(28) = -1 EBADF (Bad file descriptor) [pid 670] close(29) = -1 EBADF (Bad file descriptor) [pid 670] exit_group(0) = ? [pid 670] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./371", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./371", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./371/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./371/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./371/binderfs") = 0 [pid 298] umount2("./371/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./371/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./371/cgroup.net") = 0 [pid 298] umount2("./371/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./371/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./371/cgroup.cpu") = 0 [pid 298] umount2("./371/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./371/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./371/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./371") = 0 [pid 298] mkdir("./372", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 374 [pid 671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 671] chdir("./372") = 0 [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 671] setpgid(0, 0) = 0 [pid 671] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 671] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 671] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 671] write(3, "1000", 4) = 4 [pid 671] close(3) = 0 [pid 671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 671] write(1, "executing program\n", 18) = 18 executing program [pid 671] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 671] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 671] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 671] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 671] close(3) = 0 [pid 671] close(4) = 0 [pid 671] close(5) = -1 EBADF (Bad file descriptor) [pid 671] close(6) = -1 EBADF (Bad file descriptor) [pid 671] close(7) = -1 EBADF (Bad file descriptor) [pid 671] close(8) = -1 EBADF (Bad file descriptor) [pid 671] close(9) = -1 EBADF (Bad file descriptor) [pid 671] close(10) = -1 EBADF (Bad file descriptor) [pid 671] close(11) = -1 EBADF (Bad file descriptor) [pid 671] close(12) = -1 EBADF (Bad file descriptor) [pid 671] close(13) = -1 EBADF (Bad file descriptor) [pid 671] close(14) = -1 EBADF (Bad file descriptor) [pid 671] close(15) = -1 EBADF (Bad file descriptor) [pid 671] close(16) = -1 EBADF (Bad file descriptor) [pid 671] close(17) = -1 EBADF (Bad file descriptor) [pid 671] close(18) = -1 EBADF (Bad file descriptor) [pid 671] close(19) = -1 EBADF (Bad file descriptor) [pid 671] close(20) = -1 EBADF (Bad file descriptor) [pid 671] close(21) = -1 EBADF (Bad file descriptor) [pid 671] close(22) = -1 EBADF (Bad file descriptor) [pid 671] close(23) = -1 EBADF (Bad file descriptor) [pid 671] close(24) = -1 EBADF (Bad file descriptor) [pid 671] close(25) = -1 EBADF (Bad file descriptor) [pid 671] close(26) = -1 EBADF (Bad file descriptor) [pid 671] close(27) = -1 EBADF (Bad file descriptor) [pid 671] close(28) = -1 EBADF (Bad file descriptor) [pid 671] close(29) = -1 EBADF (Bad file descriptor) [pid 671] exit_group(0) = ? [pid 671] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./372", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./372", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./372/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./372/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./372/binderfs") = 0 [pid 298] umount2("./372/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./372/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./372/cgroup.net") = 0 [pid 298] umount2("./372/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./372/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./372/cgroup.cpu") = 0 [pid 298] umount2("./372/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./372/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./372/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./372") = 0 [pid 298] mkdir("./373", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 672 attached [pid 672] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 375 [pid 672] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] chdir("./373" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] <... chdir resumed>) = 0 [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 672] setpgid(0, 0) = 0 [pid 672] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 672] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 672] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 672] write(3, "1000", 4) = 4 [pid 672] close(3) = 0 [pid 672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 672] write(1, "executing program\n", 18) = 18 executing program [pid 672] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 672] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 672] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 672] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 672] close(3) = 0 [pid 672] close(4) = 0 [pid 672] close(5) = -1 EBADF (Bad file descriptor) [pid 672] close(6) = -1 EBADF (Bad file descriptor) [pid 672] close(7) = -1 EBADF (Bad file descriptor) [pid 672] close(8) = -1 EBADF (Bad file descriptor) [pid 672] close(9) = -1 EBADF (Bad file descriptor) [pid 672] close(10) = -1 EBADF (Bad file descriptor) [pid 672] close(11) = -1 EBADF (Bad file descriptor) [pid 672] close(12) = -1 EBADF (Bad file descriptor) [pid 672] close(13) = -1 EBADF (Bad file descriptor) [pid 672] close(14) = -1 EBADF (Bad file descriptor) [pid 672] close(15) = -1 EBADF (Bad file descriptor) [pid 672] close(16) = -1 EBADF (Bad file descriptor) [pid 672] close(17) = -1 EBADF (Bad file descriptor) [pid 672] close(18) = -1 EBADF (Bad file descriptor) [pid 672] close(19) = -1 EBADF (Bad file descriptor) [pid 672] close(20) = -1 EBADF (Bad file descriptor) [pid 672] close(21) = -1 EBADF (Bad file descriptor) [pid 672] close(22) = -1 EBADF (Bad file descriptor) [pid 672] close(23) = -1 EBADF (Bad file descriptor) [pid 672] close(24) = -1 EBADF (Bad file descriptor) [pid 672] close(25) = -1 EBADF (Bad file descriptor) [pid 672] close(26) = -1 EBADF (Bad file descriptor) [pid 672] close(27) = -1 EBADF (Bad file descriptor) [pid 672] close(28) = -1 EBADF (Bad file descriptor) [pid 672] close(29) = -1 EBADF (Bad file descriptor) [pid 672] exit_group(0) = ? [pid 672] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./373", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./373", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./373/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./373/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./373/binderfs") = 0 [pid 298] umount2("./373/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./373/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./373/cgroup.net") = 0 [pid 298] umount2("./373/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./373/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./373/cgroup.cpu") = 0 [pid 298] umount2("./373/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./373/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./373/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./373") = 0 [pid 298] mkdir("./374", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 673 attached [pid 673] set_robust_list(0x555574184760, 24) = 0 [pid 673] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 376 [pid 673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 673] chdir("./374" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 673] <... chdir resumed>) = 0 [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 673] setpgid(0, 0) = 0 [pid 673] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 673] <... symlink resumed>) = 0 [pid 673] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 673] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 673] write(3, "1000", 4) = 4 [pid 673] close(3) = 0 [pid 673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 673] write(1, "executing program\n", 18) = 18 [pid 673] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 673] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 673] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 673] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 673] close(3) = 0 [pid 673] close(4) = 0 [pid 673] close(5) = -1 EBADF (Bad file descriptor) [pid 673] close(6) = -1 EBADF (Bad file descriptor) [pid 673] close(7) = -1 EBADF (Bad file descriptor) [pid 673] close(8) = -1 EBADF (Bad file descriptor) [pid 673] close(9) = -1 EBADF (Bad file descriptor) [pid 673] close(10) = -1 EBADF (Bad file descriptor) [pid 673] close(11) = -1 EBADF (Bad file descriptor) [pid 673] close(12) = -1 EBADF (Bad file descriptor) [pid 673] close(13) = -1 EBADF (Bad file descriptor) [pid 673] close(14) = -1 EBADF (Bad file descriptor) [pid 673] close(15) = -1 EBADF (Bad file descriptor) [pid 673] close(16) = -1 EBADF (Bad file descriptor) [pid 673] close(17) = -1 EBADF (Bad file descriptor) [pid 673] close(18) = -1 EBADF (Bad file descriptor) [pid 673] close(19) = -1 EBADF (Bad file descriptor) [pid 673] close(20) = -1 EBADF (Bad file descriptor) [pid 673] close(21) = -1 EBADF (Bad file descriptor) [pid 673] close(22) = -1 EBADF (Bad file descriptor) [pid 673] close(23) = -1 EBADF (Bad file descriptor) [pid 673] close(24) = -1 EBADF (Bad file descriptor) [pid 673] close(25) = -1 EBADF (Bad file descriptor) [pid 673] close(26) = -1 EBADF (Bad file descriptor) [pid 673] close(27) = -1 EBADF (Bad file descriptor) [pid 673] close(28) = -1 EBADF (Bad file descriptor) [pid 673] close(29) = -1 EBADF (Bad file descriptor) [pid 673] exit_group(0) = ? [pid 673] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./374", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./374", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./374/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./374/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./374/binderfs") = 0 [pid 298] umount2("./374/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./374/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./374/cgroup.net") = 0 [pid 298] umount2("./374/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./374/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./374/cgroup.cpu") = 0 [pid 298] umount2("./374/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./374/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./374/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./374") = 0 [pid 298] mkdir("./375", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 674 attached [pid 674] set_robust_list(0x555574184760, 24) = 0 [pid 674] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 377 [pid 674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 674] chdir("./375" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 674] <... chdir resumed>) = 0 [pid 674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 674] <... prctl resumed>) = 0 [pid 674] setpgid(0, 0) = 0 [pid 674] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 674] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 674] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 674] write(3, "1000", 4) = 4 [pid 674] close(3) = 0 [pid 674] symlink("/dev/binderfs", "./binderfs") = 0 [pid 674] write(1, "executing program\n", 18) = 18 executing program [pid 674] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 674] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 674] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 674] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 674] close(3) = 0 [pid 674] close(4) = 0 [pid 674] close(5) = -1 EBADF (Bad file descriptor) [pid 674] close(6) = -1 EBADF (Bad file descriptor) [pid 674] close(7) = -1 EBADF (Bad file descriptor) [pid 674] close(8) = -1 EBADF (Bad file descriptor) [pid 674] close(9) = -1 EBADF (Bad file descriptor) [pid 674] close(10) = -1 EBADF (Bad file descriptor) [pid 674] close(11) = -1 EBADF (Bad file descriptor) [pid 674] close(12) = -1 EBADF (Bad file descriptor) [pid 674] close(13) = -1 EBADF (Bad file descriptor) [pid 674] close(14) = -1 EBADF (Bad file descriptor) [pid 674] close(15) = -1 EBADF (Bad file descriptor) [pid 674] close(16) = -1 EBADF (Bad file descriptor) [pid 674] close(17) = -1 EBADF (Bad file descriptor) [pid 674] close(18) = -1 EBADF (Bad file descriptor) [pid 674] close(19) = -1 EBADF (Bad file descriptor) [pid 674] close(20) = -1 EBADF (Bad file descriptor) [pid 674] close(21) = -1 EBADF (Bad file descriptor) [pid 674] close(22) = -1 EBADF (Bad file descriptor) [pid 674] close(23) = -1 EBADF (Bad file descriptor) [pid 674] close(24) = -1 EBADF (Bad file descriptor) [pid 674] close(25) = -1 EBADF (Bad file descriptor) [pid 674] close(26) = -1 EBADF (Bad file descriptor) [pid 674] close(27) = -1 EBADF (Bad file descriptor) [pid 674] close(28) = -1 EBADF (Bad file descriptor) [pid 674] close(29) = -1 EBADF (Bad file descriptor) [pid 674] exit_group(0) = ? [pid 674] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./375", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./375", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./375/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./375/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./375/binderfs") = 0 [pid 298] umount2("./375/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./375/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./375/cgroup.net") = 0 [pid 298] umount2("./375/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./375/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./375/cgroup.cpu") = 0 [pid 298] umount2("./375/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./375/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./375/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./375") = 0 [pid 298] mkdir("./376", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 675 attached [pid 675] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 378 [pid 675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 675] chdir("./376" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 675] <... chdir resumed>) = 0 [pid 675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 675] setpgid(0, 0) = 0 [pid 675] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 675] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 675] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 675] write(3, "1000", 4) = 4 [pid 675] close(3) = 0 [pid 675] symlink("/dev/binderfs", "./binderfs") = 0 [pid 675] write(1, "executing program\n", 18) = 18 [pid 675] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 675] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 675] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 675] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 675] close(3) = 0 [pid 675] close(4) = 0 [pid 675] close(5) = -1 EBADF (Bad file descriptor) [pid 675] close(6) = -1 EBADF (Bad file descriptor) [pid 675] close(7) = -1 EBADF (Bad file descriptor) [pid 675] close(8) = -1 EBADF (Bad file descriptor) [pid 675] close(9) = -1 EBADF (Bad file descriptor) [pid 675] close(10) = -1 EBADF (Bad file descriptor) [pid 675] close(11) = -1 EBADF (Bad file descriptor) [pid 675] close(12) = -1 EBADF (Bad file descriptor) [pid 675] close(13) = -1 EBADF (Bad file descriptor) [pid 675] close(14) = -1 EBADF (Bad file descriptor) [pid 675] close(15) = -1 EBADF (Bad file descriptor) [pid 675] close(16) = -1 EBADF (Bad file descriptor) [pid 675] close(17) = -1 EBADF (Bad file descriptor) [pid 675] close(18) = -1 EBADF (Bad file descriptor) [pid 675] close(19) = -1 EBADF (Bad file descriptor) [pid 675] close(20) = -1 EBADF (Bad file descriptor) [pid 675] close(21) = -1 EBADF (Bad file descriptor) [pid 675] close(22) = -1 EBADF (Bad file descriptor) [pid 675] close(23) = -1 EBADF (Bad file descriptor) [pid 675] close(24) = -1 EBADF (Bad file descriptor) [pid 675] close(25) = -1 EBADF (Bad file descriptor) [pid 675] close(26) = -1 EBADF (Bad file descriptor) [pid 675] close(27) = -1 EBADF (Bad file descriptor) [pid 675] close(28) = -1 EBADF (Bad file descriptor) [pid 675] close(29) = -1 EBADF (Bad file descriptor) [pid 675] exit_group(0) = ? [pid 675] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./376", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./376", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./376/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./376/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./376/binderfs") = 0 [pid 298] umount2("./376/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./376/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./376/cgroup.net") = 0 [pid 298] umount2("./376/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./376/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./376/cgroup.cpu") = 0 [pid 298] umount2("./376/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./376/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./376/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./376") = 0 [pid 298] mkdir("./377", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 676 attached [pid 676] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 379 [pid 676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 676] chdir("./377") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 676] setpgid(0, 0) = 0 [pid 676] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 676] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 676] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 676] write(3, "1000", 4) = 4 [pid 676] close(3) = 0 [pid 676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 676] write(1, "executing program\n", 18) = 18 [pid 676] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 676] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 676] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 676] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 676] close(3) = 0 [pid 676] close(4) = 0 [pid 676] close(5) = -1 EBADF (Bad file descriptor) [pid 676] close(6) = -1 EBADF (Bad file descriptor) [pid 676] close(7) = -1 EBADF (Bad file descriptor) [pid 676] close(8) = -1 EBADF (Bad file descriptor) [pid 676] close(9) = -1 EBADF (Bad file descriptor) [pid 676] close(10) = -1 EBADF (Bad file descriptor) [pid 676] close(11) = -1 EBADF (Bad file descriptor) [pid 676] close(12) = -1 EBADF (Bad file descriptor) [pid 676] close(13) = -1 EBADF (Bad file descriptor) [pid 676] close(14) = -1 EBADF (Bad file descriptor) [pid 676] close(15) = -1 EBADF (Bad file descriptor) [pid 676] close(16) = -1 EBADF (Bad file descriptor) [pid 676] close(17) = -1 EBADF (Bad file descriptor) [pid 676] close(18) = -1 EBADF (Bad file descriptor) [pid 676] close(19) = -1 EBADF (Bad file descriptor) [pid 676] close(20) = -1 EBADF (Bad file descriptor) [pid 676] close(21) = -1 EBADF (Bad file descriptor) [pid 676] close(22) = -1 EBADF (Bad file descriptor) [pid 676] close(23) = -1 EBADF (Bad file descriptor) [pid 676] close(24) = -1 EBADF (Bad file descriptor) [pid 676] close(25) = -1 EBADF (Bad file descriptor) [pid 676] close(26) = -1 EBADF (Bad file descriptor) [pid 676] close(27) = -1 EBADF (Bad file descriptor) [pid 676] close(28) = -1 EBADF (Bad file descriptor) [pid 676] close(29) = -1 EBADF (Bad file descriptor) [pid 676] exit_group(0) = ? [pid 676] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./377", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./377", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./377/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./377/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./377/binderfs") = 0 [pid 298] umount2("./377/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./377/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./377/cgroup.net") = 0 [pid 298] umount2("./377/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./377/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./377/cgroup.cpu") = 0 [pid 298] umount2("./377/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./377/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./377/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./377") = 0 [pid 298] mkdir("./378", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 677 attached [pid 677] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 380 [pid 677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 677] chdir("./378" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 677] <... chdir resumed>) = 0 [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 677] setpgid(0, 0) = 0 [pid 677] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 677] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 677] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 677] write(3, "1000", 4) = 4 [pid 677] close(3) = 0 [pid 677] symlink("/dev/binderfs", "./binderfs") = 0 [pid 677] write(1, "executing program\n", 18) = 18 executing program [pid 677] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 677] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 677] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 677] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 677] close(3) = 0 [pid 677] close(4) = 0 [pid 677] close(5) = -1 EBADF (Bad file descriptor) [pid 677] close(6) = -1 EBADF (Bad file descriptor) [pid 677] close(7) = -1 EBADF (Bad file descriptor) [pid 677] close(8) = -1 EBADF (Bad file descriptor) [pid 677] close(9) = -1 EBADF (Bad file descriptor) [pid 677] close(10) = -1 EBADF (Bad file descriptor) [pid 677] close(11) = -1 EBADF (Bad file descriptor) [pid 677] close(12) = -1 EBADF (Bad file descriptor) [pid 677] close(13) = -1 EBADF (Bad file descriptor) [pid 677] close(14) = -1 EBADF (Bad file descriptor) [pid 677] close(15) = -1 EBADF (Bad file descriptor) [pid 677] close(16) = -1 EBADF (Bad file descriptor) [pid 677] close(17) = -1 EBADF (Bad file descriptor) [pid 677] close(18) = -1 EBADF (Bad file descriptor) [pid 677] close(19) = -1 EBADF (Bad file descriptor) [pid 677] close(20) = -1 EBADF (Bad file descriptor) [pid 677] close(21) = -1 EBADF (Bad file descriptor) [pid 677] close(22) = -1 EBADF (Bad file descriptor) [pid 677] close(23) = -1 EBADF (Bad file descriptor) [pid 677] close(24) = -1 EBADF (Bad file descriptor) [pid 677] close(25) = -1 EBADF (Bad file descriptor) [pid 677] close(26) = -1 EBADF (Bad file descriptor) [pid 677] close(27) = -1 EBADF (Bad file descriptor) [pid 677] close(28) = -1 EBADF (Bad file descriptor) [pid 677] close(29) = -1 EBADF (Bad file descriptor) [pid 677] exit_group(0) = ? [pid 677] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./378", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./378", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./378/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./378/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./378/binderfs") = 0 [pid 298] umount2("./378/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./378/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./378/cgroup.net") = 0 [pid 298] umount2("./378/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./378/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./378/cgroup.cpu") = 0 [pid 298] umount2("./378/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./378/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./378/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./378") = 0 [pid 298] mkdir("./379", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 678 attached , child_tidptr=0x555574184750) = 381 [pid 678] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 678] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 678] chdir("./379") = 0 [pid 678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 678] setpgid(0, 0) = 0 [pid 678] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 678] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 678] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 678] write(3, "1000", 4) = 4 [pid 678] close(3) = 0 [pid 678] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 678] write(1, "executing program\n", 18) = 18 [pid 678] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 678] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 678] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 678] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 678] close(3) = 0 [pid 678] close(4) = 0 [pid 678] close(5) = -1 EBADF (Bad file descriptor) [pid 678] close(6) = -1 EBADF (Bad file descriptor) [pid 678] close(7) = -1 EBADF (Bad file descriptor) [pid 678] close(8) = -1 EBADF (Bad file descriptor) [pid 678] close(9) = -1 EBADF (Bad file descriptor) [pid 678] close(10) = -1 EBADF (Bad file descriptor) [pid 678] close(11) = -1 EBADF (Bad file descriptor) [pid 678] close(12) = -1 EBADF (Bad file descriptor) [pid 678] close(13) = -1 EBADF (Bad file descriptor) [pid 678] close(14) = -1 EBADF (Bad file descriptor) [pid 678] close(15) = -1 EBADF (Bad file descriptor) [pid 678] close(16) = -1 EBADF (Bad file descriptor) [pid 678] close(17) = -1 EBADF (Bad file descriptor) [pid 678] close(18) = -1 EBADF (Bad file descriptor) [pid 678] close(19) = -1 EBADF (Bad file descriptor) [pid 678] close(20) = -1 EBADF (Bad file descriptor) [pid 678] close(21) = -1 EBADF (Bad file descriptor) [pid 678] close(22) = -1 EBADF (Bad file descriptor) [pid 678] close(23) = -1 EBADF (Bad file descriptor) [pid 678] close(24) = -1 EBADF (Bad file descriptor) [pid 678] close(25) = -1 EBADF (Bad file descriptor) [pid 678] close(26) = -1 EBADF (Bad file descriptor) [pid 678] close(27) = -1 EBADF (Bad file descriptor) [pid 678] close(28) = -1 EBADF (Bad file descriptor) [pid 678] close(29) = -1 EBADF (Bad file descriptor) [pid 678] exit_group(0) = ? [pid 678] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./379", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./379", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./379/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./379/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./379/binderfs") = 0 [pid 298] umount2("./379/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./379/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./379/cgroup.net") = 0 [pid 298] umount2("./379/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./379/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./379/cgroup.cpu") = 0 [pid 298] umount2("./379/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./379/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./379/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./379") = 0 [pid 298] mkdir("./380", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 679 attached [pid 679] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 382 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] chdir("./380") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 679] setpgid(0, 0) = 0 [pid 679] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 679] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 679] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 679] write(3, "1000", 4) = 4 [pid 679] close(3) = 0 [pid 679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 679] write(1, "executing program\n", 18) = 18 executing program [pid 679] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 679] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 679] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 679] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 679] close(3) = 0 [pid 679] close(4) = 0 [pid 679] close(5) = -1 EBADF (Bad file descriptor) [pid 679] close(6) = -1 EBADF (Bad file descriptor) [pid 679] close(7) = -1 EBADF (Bad file descriptor) [pid 679] close(8) = -1 EBADF (Bad file descriptor) [pid 679] close(9) = -1 EBADF (Bad file descriptor) [pid 679] close(10) = -1 EBADF (Bad file descriptor) [pid 679] close(11) = -1 EBADF (Bad file descriptor) [pid 679] close(12) = -1 EBADF (Bad file descriptor) [pid 679] close(13) = -1 EBADF (Bad file descriptor) [pid 679] close(14) = -1 EBADF (Bad file descriptor) [pid 679] close(15) = -1 EBADF (Bad file descriptor) [pid 679] close(16) = -1 EBADF (Bad file descriptor) [pid 679] close(17) = -1 EBADF (Bad file descriptor) [pid 679] close(18) = -1 EBADF (Bad file descriptor) [pid 679] close(19) = -1 EBADF (Bad file descriptor) [pid 679] close(20) = -1 EBADF (Bad file descriptor) [pid 679] close(21) = -1 EBADF (Bad file descriptor) [pid 679] close(22) = -1 EBADF (Bad file descriptor) [pid 679] close(23) = -1 EBADF (Bad file descriptor) [pid 679] close(24) = -1 EBADF (Bad file descriptor) [pid 679] close(25) = -1 EBADF (Bad file descriptor) [pid 679] close(26) = -1 EBADF (Bad file descriptor) [pid 679] close(27) = -1 EBADF (Bad file descriptor) [pid 679] close(28) = -1 EBADF (Bad file descriptor) [pid 679] close(29) = -1 EBADF (Bad file descriptor) [pid 679] exit_group(0) = ? [pid 679] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./380", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./380", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./380/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./380/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./380/binderfs") = 0 [pid 298] umount2("./380/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./380/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./380/cgroup.net") = 0 [pid 298] umount2("./380/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./380/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./380/cgroup.cpu") = 0 [pid 298] umount2("./380/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./380/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./380/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./380") = 0 [pid 298] mkdir("./381", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 680 attached [pid 680] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 383 [pid 680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 680] chdir("./381") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 680] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 680] <... setpgid resumed>) = 0 [pid 680] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 680] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 680] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 680] write(3, "1000", 4) = 4 [pid 680] close(3) = 0 [pid 680] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 680] write(1, "executing program\n", 18) = 18 [pid 680] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 680] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 680] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 680] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 680] close(3) = 0 [pid 680] close(4) = 0 [pid 680] close(5) = -1 EBADF (Bad file descriptor) [pid 680] close(6) = -1 EBADF (Bad file descriptor) [pid 680] close(7) = -1 EBADF (Bad file descriptor) [pid 680] close(8) = -1 EBADF (Bad file descriptor) [pid 680] close(9) = -1 EBADF (Bad file descriptor) [pid 680] close(10) = -1 EBADF (Bad file descriptor) [pid 680] close(11) = -1 EBADF (Bad file descriptor) [pid 680] close(12) = -1 EBADF (Bad file descriptor) [pid 680] close(13) = -1 EBADF (Bad file descriptor) [pid 680] close(14) = -1 EBADF (Bad file descriptor) [pid 680] close(15) = -1 EBADF (Bad file descriptor) [pid 680] close(16) = -1 EBADF (Bad file descriptor) [pid 680] close(17) = -1 EBADF (Bad file descriptor) [pid 680] close(18) = -1 EBADF (Bad file descriptor) [pid 680] close(19) = -1 EBADF (Bad file descriptor) [pid 680] close(20) = -1 EBADF (Bad file descriptor) [pid 680] close(21) = -1 EBADF (Bad file descriptor) [pid 680] close(22) = -1 EBADF (Bad file descriptor) [pid 680] close(23) = -1 EBADF (Bad file descriptor) [pid 680] close(24) = -1 EBADF (Bad file descriptor) [pid 680] close(25) = -1 EBADF (Bad file descriptor) [pid 680] close(26) = -1 EBADF (Bad file descriptor) [pid 680] close(27) = -1 EBADF (Bad file descriptor) [pid 680] close(28) = -1 EBADF (Bad file descriptor) [pid 680] close(29) = -1 EBADF (Bad file descriptor) [pid 680] exit_group(0) = ? [pid 680] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./381", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./381", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./381/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./381/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./381/binderfs") = 0 [pid 298] umount2("./381/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./381/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./381/cgroup.net") = 0 [pid 298] umount2("./381/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./381/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./381/cgroup.cpu") = 0 [pid 298] umount2("./381/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./381/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./381/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./381") = 0 [pid 298] mkdir("./382", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 681 attached [pid 681] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 384 [pid 681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 681] chdir("./382" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 681] <... chdir resumed>) = 0 [pid 681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 681] <... prctl resumed>) = 0 [pid 681] setpgid(0, 0) = 0 [pid 681] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 681] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 681] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 681] write(3, "1000", 4) = 4 [pid 681] close(3) = 0 [pid 681] symlink("/dev/binderfs", "./binderfs") = 0 [pid 681] write(1, "executing program\n", 18) = 18 executing program [pid 681] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 681] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 681] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 681] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 681] close(3) = 0 [pid 681] close(4) = 0 [pid 681] close(5) = -1 EBADF (Bad file descriptor) [pid 681] close(6) = -1 EBADF (Bad file descriptor) [pid 681] close(7) = -1 EBADF (Bad file descriptor) [pid 681] close(8) = -1 EBADF (Bad file descriptor) [pid 681] close(9) = -1 EBADF (Bad file descriptor) [pid 681] close(10) = -1 EBADF (Bad file descriptor) [pid 681] close(11) = -1 EBADF (Bad file descriptor) [pid 681] close(12) = -1 EBADF (Bad file descriptor) [pid 681] close(13) = -1 EBADF (Bad file descriptor) [pid 681] close(14) = -1 EBADF (Bad file descriptor) [pid 681] close(15) = -1 EBADF (Bad file descriptor) [pid 681] close(16) = -1 EBADF (Bad file descriptor) [pid 681] close(17) = -1 EBADF (Bad file descriptor) [pid 681] close(18) = -1 EBADF (Bad file descriptor) [pid 681] close(19) = -1 EBADF (Bad file descriptor) [pid 681] close(20) = -1 EBADF (Bad file descriptor) [pid 681] close(21) = -1 EBADF (Bad file descriptor) [pid 681] close(22) = -1 EBADF (Bad file descriptor) [pid 681] close(23) = -1 EBADF (Bad file descriptor) [pid 681] close(24) = -1 EBADF (Bad file descriptor) [pid 681] close(25) = -1 EBADF (Bad file descriptor) [pid 681] close(26) = -1 EBADF (Bad file descriptor) [pid 681] close(27) = -1 EBADF (Bad file descriptor) [pid 681] close(28) = -1 EBADF (Bad file descriptor) [pid 681] close(29) = -1 EBADF (Bad file descriptor) [pid 681] exit_group(0) = ? [pid 681] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./382", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./382", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./382/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./382/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./382/binderfs") = 0 [pid 298] umount2("./382/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./382/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./382/cgroup.net") = 0 [pid 298] umount2("./382/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./382/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./382/cgroup.cpu") = 0 [pid 298] umount2("./382/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./382/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./382/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./382") = 0 [pid 298] mkdir("./383", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 682 attached [pid 682] set_robust_list(0x555574184760, 24) = 0 [pid 682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 385 [pid 682] chdir("./383") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 682] setpgid(0, 0) = 0 [pid 682] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 682] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 682] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 682] write(3, "1000", 4) = 4 [pid 682] close(3) = 0 [pid 682] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 682] write(1, "executing program\n", 18) = 18 [pid 682] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 682] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 682] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 682] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 682] close(3) = 0 [pid 682] close(4) = 0 [pid 682] close(5) = -1 EBADF (Bad file descriptor) [pid 682] close(6) = -1 EBADF (Bad file descriptor) [pid 682] close(7) = -1 EBADF (Bad file descriptor) [pid 682] close(8) = -1 EBADF (Bad file descriptor) [pid 682] close(9) = -1 EBADF (Bad file descriptor) [pid 682] close(10) = -1 EBADF (Bad file descriptor) [pid 682] close(11) = -1 EBADF (Bad file descriptor) [pid 682] close(12) = -1 EBADF (Bad file descriptor) [pid 682] close(13) = -1 EBADF (Bad file descriptor) [pid 682] close(14) = -1 EBADF (Bad file descriptor) [pid 682] close(15) = -1 EBADF (Bad file descriptor) [pid 682] close(16) = -1 EBADF (Bad file descriptor) [pid 682] close(17) = -1 EBADF (Bad file descriptor) [pid 682] close(18) = -1 EBADF (Bad file descriptor) [pid 682] close(19) = -1 EBADF (Bad file descriptor) [pid 682] close(20) = -1 EBADF (Bad file descriptor) [pid 682] close(21) = -1 EBADF (Bad file descriptor) [pid 682] close(22) = -1 EBADF (Bad file descriptor) [pid 682] close(23) = -1 EBADF (Bad file descriptor) [pid 682] close(24) = -1 EBADF (Bad file descriptor) [pid 682] close(25) = -1 EBADF (Bad file descriptor) [pid 682] close(26) = -1 EBADF (Bad file descriptor) [pid 682] close(27) = -1 EBADF (Bad file descriptor) [pid 682] close(28) = -1 EBADF (Bad file descriptor) [pid 682] close(29) = -1 EBADF (Bad file descriptor) [pid 682] exit_group(0) = ? [pid 682] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./383", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./383", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./383/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./383/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./383/binderfs") = 0 [pid 298] umount2("./383/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./383/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./383/cgroup.net") = 0 [pid 298] umount2("./383/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./383/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./383/cgroup.cpu") = 0 [pid 298] umount2("./383/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./383/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./383/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./383") = 0 [pid 298] mkdir("./384", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 683 attached , child_tidptr=0x555574184750) = 386 [pid 683] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 683] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 683] chdir("./384") = 0 [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 683] setpgid(0, 0) = 0 [pid 683] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 683] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 683] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 683] write(3, "1000", 4) = 4 [pid 683] close(3) = 0 [pid 683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 683] write(1, "executing program\n", 18) = 18 [pid 683] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 683] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 683] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 683] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 683] close(3) = 0 [pid 683] close(4) = 0 [pid 683] close(5) = -1 EBADF (Bad file descriptor) [pid 683] close(6) = -1 EBADF (Bad file descriptor) [pid 683] close(7) = -1 EBADF (Bad file descriptor) [pid 683] close(8) = -1 EBADF (Bad file descriptor) [pid 683] close(9) = -1 EBADF (Bad file descriptor) [pid 683] close(10) = -1 EBADF (Bad file descriptor) [pid 683] close(11) = -1 EBADF (Bad file descriptor) [pid 683] close(12) = -1 EBADF (Bad file descriptor) [pid 683] close(13) = -1 EBADF (Bad file descriptor) [pid 683] close(14) = -1 EBADF (Bad file descriptor) [pid 683] close(15) = -1 EBADF (Bad file descriptor) [pid 683] close(16) = -1 EBADF (Bad file descriptor) [pid 683] close(17) = -1 EBADF (Bad file descriptor) [pid 683] close(18) = -1 EBADF (Bad file descriptor) [pid 683] close(19) = -1 EBADF (Bad file descriptor) [pid 683] close(20) = -1 EBADF (Bad file descriptor) [pid 683] close(21) = -1 EBADF (Bad file descriptor) [pid 683] close(22) = -1 EBADF (Bad file descriptor) [pid 683] close(23) = -1 EBADF (Bad file descriptor) [pid 683] close(24) = -1 EBADF (Bad file descriptor) [pid 683] close(25) = -1 EBADF (Bad file descriptor) [pid 683] close(26) = -1 EBADF (Bad file descriptor) [pid 683] close(27) = -1 EBADF (Bad file descriptor) [pid 683] close(28) = -1 EBADF (Bad file descriptor) [pid 683] close(29) = -1 EBADF (Bad file descriptor) [pid 683] exit_group(0) = ? [pid 683] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./384", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./384", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./384/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./384/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./384/binderfs") = 0 [pid 298] umount2("./384/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./384/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./384/cgroup.net") = 0 [pid 298] umount2("./384/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./384/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./384/cgroup.cpu") = 0 [pid 298] umount2("./384/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./384/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./384/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./384") = 0 [pid 298] mkdir("./385", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 684 attached [pid 684] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 387 [pid 684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 684] chdir("./385" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 684] <... chdir resumed>) = 0 [pid 684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 684] setpgid(0, 0) = 0 [pid 684] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 684] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 684] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 684] write(3, "1000", 4) = 4 [pid 684] close(3) = 0 [pid 684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 684] write(1, "executing program\n", 18) = 18 executing program [pid 684] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 684] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 684] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 684] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 684] close(3) = 0 [pid 684] close(4) = 0 [pid 684] close(5) = -1 EBADF (Bad file descriptor) [pid 684] close(6) = -1 EBADF (Bad file descriptor) [pid 684] close(7) = -1 EBADF (Bad file descriptor) [pid 684] close(8) = -1 EBADF (Bad file descriptor) [pid 684] close(9) = -1 EBADF (Bad file descriptor) [pid 684] close(10) = -1 EBADF (Bad file descriptor) [pid 684] close(11) = -1 EBADF (Bad file descriptor) [pid 684] close(12) = -1 EBADF (Bad file descriptor) [pid 684] close(13) = -1 EBADF (Bad file descriptor) [pid 684] close(14) = -1 EBADF (Bad file descriptor) [pid 684] close(15) = -1 EBADF (Bad file descriptor) [pid 684] close(16) = -1 EBADF (Bad file descriptor) [pid 684] close(17) = -1 EBADF (Bad file descriptor) [pid 684] close(18) = -1 EBADF (Bad file descriptor) [pid 684] close(19) = -1 EBADF (Bad file descriptor) [pid 684] close(20) = -1 EBADF (Bad file descriptor) [pid 684] close(21) = -1 EBADF (Bad file descriptor) [pid 684] close(22) = -1 EBADF (Bad file descriptor) [pid 684] close(23) = -1 EBADF (Bad file descriptor) [pid 684] close(24) = -1 EBADF (Bad file descriptor) [pid 684] close(25) = -1 EBADF (Bad file descriptor) [pid 684] close(26) = -1 EBADF (Bad file descriptor) [pid 684] close(27) = -1 EBADF (Bad file descriptor) [pid 684] close(28) = -1 EBADF (Bad file descriptor) [pid 684] close(29) = -1 EBADF (Bad file descriptor) [pid 684] exit_group(0) = ? [pid 684] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./385", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./385", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./385/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./385/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./385/binderfs") = 0 [pid 298] umount2("./385/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./385/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./385/cgroup.net") = 0 [pid 298] umount2("./385/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./385/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./385/cgroup.cpu") = 0 [pid 298] umount2("./385/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./385/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./385/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./385") = 0 [pid 298] mkdir("./386", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 685 attached [pid 685] set_robust_list(0x555574184760, 24) = 0 [pid 685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 685] chdir("./386" [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 388 [pid 685] <... chdir resumed>) = 0 [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 685] <... prctl resumed>) = 0 [pid 685] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 685] <... setpgid resumed>) = 0 [pid 685] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 685] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 685] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 685] write(3, "1000", 4) = 4 [pid 685] close(3) = 0 [pid 685] symlink("/dev/binderfs", "./binderfs") = 0 [pid 685] write(1, "executing program\n", 18) = 18 executing program [pid 685] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 685] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 685] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 685] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 685] close(3) = 0 [pid 685] close(4) = 0 [pid 685] close(5) = -1 EBADF (Bad file descriptor) [pid 685] close(6) = -1 EBADF (Bad file descriptor) [pid 685] close(7) = -1 EBADF (Bad file descriptor) [pid 685] close(8) = -1 EBADF (Bad file descriptor) [pid 685] close(9) = -1 EBADF (Bad file descriptor) [pid 685] close(10) = -1 EBADF (Bad file descriptor) [pid 685] close(11) = -1 EBADF (Bad file descriptor) [pid 685] close(12) = -1 EBADF (Bad file descriptor) [pid 685] close(13) = -1 EBADF (Bad file descriptor) [pid 685] close(14) = -1 EBADF (Bad file descriptor) [pid 685] close(15) = -1 EBADF (Bad file descriptor) [pid 685] close(16) = -1 EBADF (Bad file descriptor) [pid 685] close(17) = -1 EBADF (Bad file descriptor) [pid 685] close(18) = -1 EBADF (Bad file descriptor) [pid 685] close(19) = -1 EBADF (Bad file descriptor) [pid 685] close(20) = -1 EBADF (Bad file descriptor) [pid 685] close(21) = -1 EBADF (Bad file descriptor) [pid 685] close(22) = -1 EBADF (Bad file descriptor) [pid 685] close(23) = -1 EBADF (Bad file descriptor) [pid 685] close(24) = -1 EBADF (Bad file descriptor) [pid 685] close(25) = -1 EBADF (Bad file descriptor) [pid 685] close(26) = -1 EBADF (Bad file descriptor) [pid 685] close(27) = -1 EBADF (Bad file descriptor) [pid 685] close(28) = -1 EBADF (Bad file descriptor) [pid 685] close(29) = -1 EBADF (Bad file descriptor) [pid 685] exit_group(0) = ? [pid 685] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./386", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./386", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./386/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./386/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./386/binderfs") = 0 [pid 298] umount2("./386/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./386/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./386/cgroup.net") = 0 [pid 298] umount2("./386/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./386/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./386/cgroup.cpu") = 0 [pid 298] umount2("./386/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./386/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./386/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./386") = 0 [pid 298] mkdir("./387", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 686 attached [pid 686] set_robust_list(0x555574184760, 24) = 0 [pid 686] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 389 [pid 686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 686] chdir("./387") = 0 [pid 686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 686] setpgid(0, 0) = 0 [pid 686] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 686] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 686] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 686] write(3, "1000", 4) = 4 [pid 686] close(3) = 0 [pid 686] symlink("/dev/binderfs", "./binderfs") = 0 [pid 686] write(1, "executing program\n", 18) = 18 executing program [pid 686] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 686] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 686] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 686] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 686] close(3) = 0 [pid 686] close(4) = 0 [pid 686] close(5) = -1 EBADF (Bad file descriptor) [pid 686] close(6) = -1 EBADF (Bad file descriptor) [pid 686] close(7) = -1 EBADF (Bad file descriptor) [pid 686] close(8) = -1 EBADF (Bad file descriptor) [pid 686] close(9) = -1 EBADF (Bad file descriptor) [pid 686] close(10) = -1 EBADF (Bad file descriptor) [pid 686] close(11) = -1 EBADF (Bad file descriptor) [pid 686] close(12) = -1 EBADF (Bad file descriptor) [pid 686] close(13) = -1 EBADF (Bad file descriptor) [pid 686] close(14) = -1 EBADF (Bad file descriptor) [pid 686] close(15) = -1 EBADF (Bad file descriptor) [pid 686] close(16) = -1 EBADF (Bad file descriptor) [pid 686] close(17) = -1 EBADF (Bad file descriptor) [pid 686] close(18) = -1 EBADF (Bad file descriptor) [pid 686] close(19) = -1 EBADF (Bad file descriptor) [pid 686] close(20) = -1 EBADF (Bad file descriptor) [pid 686] close(21) = -1 EBADF (Bad file descriptor) [pid 686] close(22) = -1 EBADF (Bad file descriptor) [pid 686] close(23) = -1 EBADF (Bad file descriptor) [pid 686] close(24) = -1 EBADF (Bad file descriptor) [pid 686] close(25) = -1 EBADF (Bad file descriptor) [pid 686] close(26) = -1 EBADF (Bad file descriptor) [pid 686] close(27) = -1 EBADF (Bad file descriptor) [pid 686] close(28) = -1 EBADF (Bad file descriptor) [pid 686] close(29) = -1 EBADF (Bad file descriptor) [pid 686] exit_group(0) = ? [pid 686] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./387", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./387", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./387/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./387/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./387/binderfs") = 0 [pid 298] umount2("./387/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./387/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./387/cgroup.net") = 0 [pid 298] umount2("./387/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./387/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./387/cgroup.cpu") = 0 [pid 298] umount2("./387/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./387/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./387/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./387") = 0 [pid 298] mkdir("./388", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 687 attached [pid 687] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 390 [pid 687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 687] chdir("./388" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 687] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 687] setpgid(0, 0) = 0 [pid 687] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 687] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 687] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 687] write(3, "1000", 4) = 4 [pid 687] close(3) = 0 [pid 687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 687] write(1, "executing program\n", 18) = 18 executing program [pid 687] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 687] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 687] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 687] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 687] close(3) = 0 [pid 687] close(4) = 0 [pid 687] close(5) = -1 EBADF (Bad file descriptor) [pid 687] close(6) = -1 EBADF (Bad file descriptor) [pid 687] close(7) = -1 EBADF (Bad file descriptor) [pid 687] close(8) = -1 EBADF (Bad file descriptor) [pid 687] close(9) = -1 EBADF (Bad file descriptor) [pid 687] close(10) = -1 EBADF (Bad file descriptor) [pid 687] close(11) = -1 EBADF (Bad file descriptor) [pid 687] close(12) = -1 EBADF (Bad file descriptor) [pid 687] close(13) = -1 EBADF (Bad file descriptor) [pid 687] close(14) = -1 EBADF (Bad file descriptor) [pid 687] close(15) = -1 EBADF (Bad file descriptor) [pid 687] close(16) = -1 EBADF (Bad file descriptor) [pid 687] close(17) = -1 EBADF (Bad file descriptor) [pid 687] close(18) = -1 EBADF (Bad file descriptor) [pid 687] close(19) = -1 EBADF (Bad file descriptor) [pid 687] close(20) = -1 EBADF (Bad file descriptor) [pid 687] close(21) = -1 EBADF (Bad file descriptor) [pid 687] close(22) = -1 EBADF (Bad file descriptor) [pid 687] close(23) = -1 EBADF (Bad file descriptor) [pid 687] close(24) = -1 EBADF (Bad file descriptor) [pid 687] close(25) = -1 EBADF (Bad file descriptor) [pid 687] close(26) = -1 EBADF (Bad file descriptor) [pid 687] close(27) = -1 EBADF (Bad file descriptor) [pid 687] close(28) = -1 EBADF (Bad file descriptor) [pid 687] close(29) = -1 EBADF (Bad file descriptor) [pid 687] exit_group(0) = ? [pid 687] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./388", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./388", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./388/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./388/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./388/binderfs") = 0 [pid 298] umount2("./388/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./388/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./388/cgroup.net") = 0 [pid 298] umount2("./388/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./388/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./388/cgroup.cpu") = 0 [pid 298] umount2("./388/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./388/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./388/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./388") = 0 [pid 298] mkdir("./389", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 688 attached [pid 688] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 391 [pid 688] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 688] chdir("./389" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 688] <... chdir resumed>) = 0 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 688] setpgid(0, 0) = 0 [pid 688] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 688] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 688] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 688] write(3, "1000", 4) = 4 [pid 688] close(3) = 0 [pid 688] symlink("/dev/binderfs", "./binderfs") = 0 [pid 688] write(1, "executing program\n", 18) = 18 executing program [pid 688] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 688] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 688] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 688] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 688] close(3) = 0 [pid 688] close(4) = 0 [pid 688] close(5) = -1 EBADF (Bad file descriptor) [pid 688] close(6) = -1 EBADF (Bad file descriptor) [pid 688] close(7) = -1 EBADF (Bad file descriptor) [pid 688] close(8) = -1 EBADF (Bad file descriptor) [pid 688] close(9) = -1 EBADF (Bad file descriptor) [pid 688] close(10) = -1 EBADF (Bad file descriptor) [pid 688] close(11) = -1 EBADF (Bad file descriptor) [pid 688] close(12) = -1 EBADF (Bad file descriptor) [pid 688] close(13) = -1 EBADF (Bad file descriptor) [pid 688] close(14) = -1 EBADF (Bad file descriptor) [pid 688] close(15) = -1 EBADF (Bad file descriptor) [pid 688] close(16) = -1 EBADF (Bad file descriptor) [pid 688] close(17) = -1 EBADF (Bad file descriptor) [pid 688] close(18) = -1 EBADF (Bad file descriptor) [pid 688] close(19) = -1 EBADF (Bad file descriptor) [pid 688] close(20) = -1 EBADF (Bad file descriptor) [pid 688] close(21) = -1 EBADF (Bad file descriptor) [pid 688] close(22) = -1 EBADF (Bad file descriptor) [pid 688] close(23) = -1 EBADF (Bad file descriptor) [pid 688] close(24) = -1 EBADF (Bad file descriptor) [pid 688] close(25) = -1 EBADF (Bad file descriptor) [pid 688] close(26) = -1 EBADF (Bad file descriptor) [pid 688] close(27) = -1 EBADF (Bad file descriptor) [pid 688] close(28) = -1 EBADF (Bad file descriptor) [pid 688] close(29) = -1 EBADF (Bad file descriptor) [pid 688] exit_group(0) = ? [pid 688] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./389", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./389", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./389/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./389/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./389/binderfs") = 0 [pid 298] umount2("./389/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./389/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./389/cgroup.net") = 0 [pid 298] umount2("./389/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./389/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./389/cgroup.cpu") = 0 [pid 298] umount2("./389/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./389/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./389/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./389") = 0 [pid 298] mkdir("./390", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 689 attached [pid 689] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 392 [pid 689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 689] chdir("./390" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 689] <... chdir resumed>) = 0 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 689] setpgid(0, 0) = 0 [pid 689] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 689] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 689] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 689] write(3, "1000", 4) = 4 [pid 689] close(3) = 0 [pid 689] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 689] write(1, "executing program\n", 18) = 18 [pid 689] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 689] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 689] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 689] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 689] close(3) = 0 [pid 689] close(4) = 0 [pid 689] close(5) = -1 EBADF (Bad file descriptor) [pid 689] close(6) = -1 EBADF (Bad file descriptor) [pid 689] close(7) = -1 EBADF (Bad file descriptor) [pid 689] close(8) = -1 EBADF (Bad file descriptor) [pid 689] close(9) = -1 EBADF (Bad file descriptor) [pid 689] close(10) = -1 EBADF (Bad file descriptor) [pid 689] close(11) = -1 EBADF (Bad file descriptor) [pid 689] close(12) = -1 EBADF (Bad file descriptor) [pid 689] close(13) = -1 EBADF (Bad file descriptor) [pid 689] close(14) = -1 EBADF (Bad file descriptor) [pid 689] close(15) = -1 EBADF (Bad file descriptor) [pid 689] close(16) = -1 EBADF (Bad file descriptor) [pid 689] close(17) = -1 EBADF (Bad file descriptor) [pid 689] close(18) = -1 EBADF (Bad file descriptor) [pid 689] close(19) = -1 EBADF (Bad file descriptor) [pid 689] close(20) = -1 EBADF (Bad file descriptor) [pid 689] close(21) = -1 EBADF (Bad file descriptor) [pid 689] close(22) = -1 EBADF (Bad file descriptor) [pid 689] close(23) = -1 EBADF (Bad file descriptor) [pid 689] close(24) = -1 EBADF (Bad file descriptor) [pid 689] close(25) = -1 EBADF (Bad file descriptor) [pid 689] close(26) = -1 EBADF (Bad file descriptor) [pid 689] close(27) = -1 EBADF (Bad file descriptor) [pid 689] close(28) = -1 EBADF (Bad file descriptor) [pid 689] close(29) = -1 EBADF (Bad file descriptor) [pid 689] exit_group(0) = ? [pid 689] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./390", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./390", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./390/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./390/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./390/binderfs") = 0 [pid 298] umount2("./390/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./390/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./390/cgroup.net") = 0 [pid 298] umount2("./390/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./390/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./390/cgroup.cpu") = 0 [pid 298] umount2("./390/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./390/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./390/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./390") = 0 [pid 298] mkdir("./391", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 690 attached [pid 690] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 393 [pid 690] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 690] chdir("./391") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 690] setpgid(0, 0) = 0 [pid 690] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 690] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 690] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 690] write(3, "1000", 4) = 4 [pid 690] close(3) = 0 [pid 690] symlink("/dev/binderfs", "./binderfs") = 0 [pid 690] write(1, "executing program\n", 18) = 18 executing program [pid 690] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 690] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 690] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 690] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 690] close(3) = 0 [pid 690] close(4) = 0 [pid 690] close(5) = -1 EBADF (Bad file descriptor) [pid 690] close(6) = -1 EBADF (Bad file descriptor) [pid 690] close(7) = -1 EBADF (Bad file descriptor) [pid 690] close(8) = -1 EBADF (Bad file descriptor) [pid 690] close(9) = -1 EBADF (Bad file descriptor) [pid 690] close(10) = -1 EBADF (Bad file descriptor) [pid 690] close(11) = -1 EBADF (Bad file descriptor) [pid 690] close(12) = -1 EBADF (Bad file descriptor) [pid 690] close(13) = -1 EBADF (Bad file descriptor) [pid 690] close(14) = -1 EBADF (Bad file descriptor) [pid 690] close(15) = -1 EBADF (Bad file descriptor) [pid 690] close(16) = -1 EBADF (Bad file descriptor) [pid 690] close(17) = -1 EBADF (Bad file descriptor) [pid 690] close(18) = -1 EBADF (Bad file descriptor) [pid 690] close(19) = -1 EBADF (Bad file descriptor) [pid 690] close(20) = -1 EBADF (Bad file descriptor) [pid 690] close(21) = -1 EBADF (Bad file descriptor) [pid 690] close(22) = -1 EBADF (Bad file descriptor) [pid 690] close(23) = -1 EBADF (Bad file descriptor) [pid 690] close(24) = -1 EBADF (Bad file descriptor) [pid 690] close(25) = -1 EBADF (Bad file descriptor) [pid 690] close(26) = -1 EBADF (Bad file descriptor) [pid 690] close(27) = -1 EBADF (Bad file descriptor) [pid 690] close(28) = -1 EBADF (Bad file descriptor) [pid 690] close(29) = -1 EBADF (Bad file descriptor) [pid 690] exit_group(0) = ? [pid 690] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./391", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./391", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./391/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./391/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./391/binderfs") = 0 [pid 298] umount2("./391/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./391/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./391/cgroup.net") = 0 [pid 298] umount2("./391/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./391/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./391/cgroup.cpu") = 0 [pid 298] umount2("./391/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./391/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./391/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./391") = 0 [pid 298] mkdir("./392", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 691 attached [pid 691] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 394 [pid 691] <... set_robust_list resumed>) = 0 [pid 691] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 691] chdir("./392" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 691] <... chdir resumed>) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 691] setpgid(0, 0) = 0 [pid 691] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 691] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 691] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 691] write(3, "1000", 4) = 4 [pid 691] close(3) = 0 [pid 691] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 691] write(1, "executing program\n", 18) = 18 [pid 691] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 691] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 691] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 691] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 691] close(3) = 0 [pid 691] close(4) = 0 [pid 691] close(5) = -1 EBADF (Bad file descriptor) [pid 691] close(6) = -1 EBADF (Bad file descriptor) [pid 691] close(7) = -1 EBADF (Bad file descriptor) [pid 691] close(8) = -1 EBADF (Bad file descriptor) [pid 691] close(9) = -1 EBADF (Bad file descriptor) [pid 691] close(10) = -1 EBADF (Bad file descriptor) [pid 691] close(11) = -1 EBADF (Bad file descriptor) [pid 691] close(12) = -1 EBADF (Bad file descriptor) [pid 691] close(13) = -1 EBADF (Bad file descriptor) [pid 691] close(14) = -1 EBADF (Bad file descriptor) [pid 691] close(15) = -1 EBADF (Bad file descriptor) [pid 691] close(16) = -1 EBADF (Bad file descriptor) [pid 691] close(17) = -1 EBADF (Bad file descriptor) [pid 691] close(18) = -1 EBADF (Bad file descriptor) [pid 691] close(19) = -1 EBADF (Bad file descriptor) [pid 691] close(20) = -1 EBADF (Bad file descriptor) [pid 691] close(21) = -1 EBADF (Bad file descriptor) [pid 691] close(22) = -1 EBADF (Bad file descriptor) [pid 691] close(23) = -1 EBADF (Bad file descriptor) [pid 691] close(24) = -1 EBADF (Bad file descriptor) [pid 691] close(25) = -1 EBADF (Bad file descriptor) [pid 691] close(26) = -1 EBADF (Bad file descriptor) [pid 691] close(27) = -1 EBADF (Bad file descriptor) [pid 691] close(28) = -1 EBADF (Bad file descriptor) [pid 691] close(29) = -1 EBADF (Bad file descriptor) [pid 691] exit_group(0) = ? [pid 691] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./392", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./392", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./392/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./392/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./392/binderfs") = 0 [pid 298] umount2("./392/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./392/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./392/cgroup.net") = 0 [pid 298] umount2("./392/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./392/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./392/cgroup.cpu") = 0 [pid 298] umount2("./392/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./392/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./392/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./392") = 0 [pid 298] mkdir("./393", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 692 attached [pid 692] set_robust_list(0x555574184760, 24) = 0 [pid 692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 395 [pid 692] chdir("./393") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 692] setpgid(0, 0) = 0 [pid 692] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 692] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 692] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 692] write(3, "1000", 4) = 4 [pid 692] close(3) = 0 [pid 692] symlink("/dev/binderfs", "./binderfs") = 0 [pid 692] write(1, "executing program\n", 18) = 18 [pid 692] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 692] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 692] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 692] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 692] close(3) = 0 [pid 692] close(4) = 0 [pid 692] close(5) = -1 EBADF (Bad file descriptor) [pid 692] close(6) = -1 EBADF (Bad file descriptor) [pid 692] close(7) = -1 EBADF (Bad file descriptor) [pid 692] close(8) = -1 EBADF (Bad file descriptor) [pid 692] close(9) = -1 EBADF (Bad file descriptor) [pid 692] close(10) = -1 EBADF (Bad file descriptor) [pid 692] close(11) = -1 EBADF (Bad file descriptor) [pid 692] close(12) = -1 EBADF (Bad file descriptor) [pid 692] close(13) = -1 EBADF (Bad file descriptor) [pid 692] close(14) = -1 EBADF (Bad file descriptor) [pid 692] close(15) = -1 EBADF (Bad file descriptor) [pid 692] close(16) = -1 EBADF (Bad file descriptor) [pid 692] close(17) = -1 EBADF (Bad file descriptor) [pid 692] close(18) = -1 EBADF (Bad file descriptor) [pid 692] close(19) = -1 EBADF (Bad file descriptor) [pid 692] close(20) = -1 EBADF (Bad file descriptor) [pid 692] close(21) = -1 EBADF (Bad file descriptor) [pid 692] close(22) = -1 EBADF (Bad file descriptor) [pid 692] close(23) = -1 EBADF (Bad file descriptor) [pid 692] close(24) = -1 EBADF (Bad file descriptor) [pid 692] close(25) = -1 EBADF (Bad file descriptor) [pid 692] close(26) = -1 EBADF (Bad file descriptor) [pid 692] close(27) = -1 EBADF (Bad file descriptor) [pid 692] close(28) = -1 EBADF (Bad file descriptor) [pid 692] close(29) = -1 EBADF (Bad file descriptor) [pid 692] exit_group(0) = ? [pid 692] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./393", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./393", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./393/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./393/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./393/binderfs") = 0 [pid 298] umount2("./393/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./393/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./393/cgroup.net") = 0 [pid 298] umount2("./393/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./393/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./393/cgroup.cpu") = 0 [pid 298] umount2("./393/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./393/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./393/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./393") = 0 [pid 298] mkdir("./394", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 693 attached [pid 693] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 396 [pid 693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 693] chdir("./394" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 693] <... chdir resumed>) = 0 [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 693] setpgid(0, 0) = 0 [pid 693] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 693] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 693] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 693] write(3, "1000", 4) = 4 [pid 693] close(3) = 0 [pid 693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 693] write(1, "executing program\n", 18) = 18 executing program [pid 693] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 693] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 693] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 693] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 693] close(3) = 0 [pid 693] close(4) = 0 [pid 693] close(5) = -1 EBADF (Bad file descriptor) [pid 693] close(6) = -1 EBADF (Bad file descriptor) [pid 693] close(7) = -1 EBADF (Bad file descriptor) [pid 693] close(8) = -1 EBADF (Bad file descriptor) [pid 693] close(9) = -1 EBADF (Bad file descriptor) [pid 693] close(10) = -1 EBADF (Bad file descriptor) [pid 693] close(11) = -1 EBADF (Bad file descriptor) [pid 693] close(12) = -1 EBADF (Bad file descriptor) [pid 693] close(13) = -1 EBADF (Bad file descriptor) [pid 693] close(14) = -1 EBADF (Bad file descriptor) [pid 693] close(15) = -1 EBADF (Bad file descriptor) [pid 693] close(16) = -1 EBADF (Bad file descriptor) [pid 693] close(17) = -1 EBADF (Bad file descriptor) [pid 693] close(18) = -1 EBADF (Bad file descriptor) [pid 693] close(19) = -1 EBADF (Bad file descriptor) [pid 693] close(20) = -1 EBADF (Bad file descriptor) [pid 693] close(21) = -1 EBADF (Bad file descriptor) [pid 693] close(22) = -1 EBADF (Bad file descriptor) [pid 693] close(23) = -1 EBADF (Bad file descriptor) [pid 693] close(24) = -1 EBADF (Bad file descriptor) [pid 693] close(25) = -1 EBADF (Bad file descriptor) [pid 693] close(26) = -1 EBADF (Bad file descriptor) [pid 693] close(27) = -1 EBADF (Bad file descriptor) [pid 693] close(28) = -1 EBADF (Bad file descriptor) [pid 693] close(29) = -1 EBADF (Bad file descriptor) [pid 693] exit_group(0) = ? [pid 693] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./394", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./394", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./394/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./394/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./394/binderfs") = 0 [pid 298] umount2("./394/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./394/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./394/cgroup.net") = 0 [pid 298] umount2("./394/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./394/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./394/cgroup.cpu") = 0 [pid 298] umount2("./394/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./394/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./394/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./394") = 0 [pid 298] mkdir("./395", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 694 attached [pid 694] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 397 [pid 694] <... set_robust_list resumed>) = 0 [pid 694] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 694] chdir("./395" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 694] <... chdir resumed>) = 0 [pid 694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 694] setpgid(0, 0) = 0 [pid 694] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 694] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 694] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 694] write(3, "1000", 4) = 4 [pid 694] close(3) = 0 [pid 694] symlink("/dev/binderfs", "./binderfs") = 0 [pid 694] write(1, "executing program\n", 18) = 18 executing program [pid 694] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 694] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 694] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 694] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 694] close(3) = 0 [pid 694] close(4) = 0 [pid 694] close(5) = -1 EBADF (Bad file descriptor) [pid 694] close(6) = -1 EBADF (Bad file descriptor) [pid 694] close(7) = -1 EBADF (Bad file descriptor) [pid 694] close(8) = -1 EBADF (Bad file descriptor) [pid 694] close(9) = -1 EBADF (Bad file descriptor) [pid 694] close(10) = -1 EBADF (Bad file descriptor) [pid 694] close(11) = -1 EBADF (Bad file descriptor) [pid 694] close(12) = -1 EBADF (Bad file descriptor) [pid 694] close(13) = -1 EBADF (Bad file descriptor) [pid 694] close(14) = -1 EBADF (Bad file descriptor) [pid 694] close(15) = -1 EBADF (Bad file descriptor) [pid 694] close(16) = -1 EBADF (Bad file descriptor) [pid 694] close(17) = -1 EBADF (Bad file descriptor) [pid 694] close(18) = -1 EBADF (Bad file descriptor) [pid 694] close(19) = -1 EBADF (Bad file descriptor) [pid 694] close(20) = -1 EBADF (Bad file descriptor) [pid 694] close(21) = -1 EBADF (Bad file descriptor) [pid 694] close(22) = -1 EBADF (Bad file descriptor) [pid 694] close(23) = -1 EBADF (Bad file descriptor) [pid 694] close(24) = -1 EBADF (Bad file descriptor) [pid 694] close(25) = -1 EBADF (Bad file descriptor) [pid 694] close(26) = -1 EBADF (Bad file descriptor) [pid 694] close(27) = -1 EBADF (Bad file descriptor) [pid 694] close(28) = -1 EBADF (Bad file descriptor) [pid 694] close(29) = -1 EBADF (Bad file descriptor) [pid 694] exit_group(0) = ? [pid 694] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./395", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./395", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./395/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./395/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./395/binderfs") = 0 [pid 298] umount2("./395/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./395/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./395/cgroup.net") = 0 [pid 298] umount2("./395/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./395/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./395/cgroup.cpu") = 0 [pid 298] umount2("./395/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./395/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./395/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./395") = 0 [pid 298] mkdir("./396", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 695 attached [pid 695] set_robust_list(0x555574184760, 24) = 0 [pid 695] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 398 [pid 695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 695] chdir("./396") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 695] setpgid(0, 0) = 0 [pid 695] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 695] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 695] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 695] write(3, "1000", 4) = 4 [pid 695] close(3) = 0 [pid 695] symlink("/dev/binderfs", "./binderfs") = 0 [pid 695] write(1, "executing program\n", 18) = 18 executing program [pid 695] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 695] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 695] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 695] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 695] close(3) = 0 [pid 695] close(4) = 0 [pid 695] close(5) = -1 EBADF (Bad file descriptor) [pid 695] close(6) = -1 EBADF (Bad file descriptor) [pid 695] close(7) = -1 EBADF (Bad file descriptor) [pid 695] close(8) = -1 EBADF (Bad file descriptor) [pid 695] close(9) = -1 EBADF (Bad file descriptor) [pid 695] close(10) = -1 EBADF (Bad file descriptor) [pid 695] close(11) = -1 EBADF (Bad file descriptor) [pid 695] close(12) = -1 EBADF (Bad file descriptor) [pid 695] close(13) = -1 EBADF (Bad file descriptor) [pid 695] close(14) = -1 EBADF (Bad file descriptor) [pid 695] close(15) = -1 EBADF (Bad file descriptor) [pid 695] close(16) = -1 EBADF (Bad file descriptor) [pid 695] close(17) = -1 EBADF (Bad file descriptor) [pid 695] close(18) = -1 EBADF (Bad file descriptor) [pid 695] close(19) = -1 EBADF (Bad file descriptor) [pid 695] close(20) = -1 EBADF (Bad file descriptor) [pid 695] close(21) = -1 EBADF (Bad file descriptor) [pid 695] close(22) = -1 EBADF (Bad file descriptor) [pid 695] close(23) = -1 EBADF (Bad file descriptor) [pid 695] close(24) = -1 EBADF (Bad file descriptor) [pid 695] close(25) = -1 EBADF (Bad file descriptor) [pid 695] close(26) = -1 EBADF (Bad file descriptor) [pid 695] close(27) = -1 EBADF (Bad file descriptor) [pid 695] close(28) = -1 EBADF (Bad file descriptor) [pid 695] close(29) = -1 EBADF (Bad file descriptor) [pid 695] exit_group(0) = ? [pid 695] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./396", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./396", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./396/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./396/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./396/binderfs") = 0 [pid 298] umount2("./396/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./396/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./396/cgroup.net") = 0 [pid 298] umount2("./396/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./396/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./396/cgroup.cpu") = 0 [pid 298] umount2("./396/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./396/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./396/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./396") = 0 [pid 298] mkdir("./397", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 696 attached [pid 696] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 399 [pid 696] <... set_robust_list resumed>) = 0 [pid 696] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 696] chdir("./397" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 696] <... chdir resumed>) = 0 [pid 696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 696] setpgid(0, 0) = 0 [pid 696] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 696] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 696] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 696] write(3, "1000", 4) = 4 [pid 696] close(3) = 0 [pid 696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 696] write(1, "executing program\n", 18) = 18 executing program [pid 696] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 696] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 696] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 696] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 696] close(3) = 0 [pid 696] close(4) = 0 [pid 696] close(5) = -1 EBADF (Bad file descriptor) [pid 696] close(6) = -1 EBADF (Bad file descriptor) [pid 696] close(7) = -1 EBADF (Bad file descriptor) [pid 696] close(8) = -1 EBADF (Bad file descriptor) [pid 696] close(9) = -1 EBADF (Bad file descriptor) [pid 696] close(10) = -1 EBADF (Bad file descriptor) [pid 696] close(11) = -1 EBADF (Bad file descriptor) [pid 696] close(12) = -1 EBADF (Bad file descriptor) [pid 696] close(13) = -1 EBADF (Bad file descriptor) [pid 696] close(14) = -1 EBADF (Bad file descriptor) [pid 696] close(15) = -1 EBADF (Bad file descriptor) [pid 696] close(16) = -1 EBADF (Bad file descriptor) [pid 696] close(17) = -1 EBADF (Bad file descriptor) [pid 696] close(18) = -1 EBADF (Bad file descriptor) [pid 696] close(19) = -1 EBADF (Bad file descriptor) [pid 696] close(20) = -1 EBADF (Bad file descriptor) [pid 696] close(21) = -1 EBADF (Bad file descriptor) [pid 696] close(22) = -1 EBADF (Bad file descriptor) [pid 696] close(23) = -1 EBADF (Bad file descriptor) [pid 696] close(24) = -1 EBADF (Bad file descriptor) [pid 696] close(25) = -1 EBADF (Bad file descriptor) [pid 696] close(26) = -1 EBADF (Bad file descriptor) [pid 696] close(27) = -1 EBADF (Bad file descriptor) [pid 696] close(28) = -1 EBADF (Bad file descriptor) [pid 696] close(29) = -1 EBADF (Bad file descriptor) [pid 696] exit_group(0) = ? [pid 696] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./397", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./397", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./397/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./397/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./397/binderfs") = 0 [pid 298] umount2("./397/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./397/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./397/cgroup.net") = 0 [pid 298] umount2("./397/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./397/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./397/cgroup.cpu") = 0 [pid 298] umount2("./397/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./397/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./397/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./397") = 0 [pid 298] mkdir("./398", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 697 attached , child_tidptr=0x555574184750) = 400 [pid 697] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 697] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 697] chdir("./398") = 0 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 697] setpgid(0, 0) = 0 [pid 697] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 697] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 697] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 697] write(3, "1000", 4) = 4 [pid 697] close(3) = 0 [pid 697] symlink("/dev/binderfs", "./binderfs") = 0 [pid 697] write(1, "executing program\n", 18) = 18 executing program [pid 697] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 697] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 697] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 697] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 697] close(3) = 0 [pid 697] close(4) = 0 [pid 697] close(5) = -1 EBADF (Bad file descriptor) [pid 697] close(6) = -1 EBADF (Bad file descriptor) [pid 697] close(7) = -1 EBADF (Bad file descriptor) [pid 697] close(8) = -1 EBADF (Bad file descriptor) [pid 697] close(9) = -1 EBADF (Bad file descriptor) [pid 697] close(10) = -1 EBADF (Bad file descriptor) [pid 697] close(11) = -1 EBADF (Bad file descriptor) [pid 697] close(12) = -1 EBADF (Bad file descriptor) [pid 697] close(13) = -1 EBADF (Bad file descriptor) [pid 697] close(14) = -1 EBADF (Bad file descriptor) [pid 697] close(15) = -1 EBADF (Bad file descriptor) [pid 697] close(16) = -1 EBADF (Bad file descriptor) [pid 697] close(17) = -1 EBADF (Bad file descriptor) [pid 697] close(18) = -1 EBADF (Bad file descriptor) [pid 697] close(19) = -1 EBADF (Bad file descriptor) [pid 697] close(20) = -1 EBADF (Bad file descriptor) [pid 697] close(21) = -1 EBADF (Bad file descriptor) [pid 697] close(22) = -1 EBADF (Bad file descriptor) [pid 697] close(23) = -1 EBADF (Bad file descriptor) [pid 697] close(24) = -1 EBADF (Bad file descriptor) [pid 697] close(25) = -1 EBADF (Bad file descriptor) [pid 697] close(26) = -1 EBADF (Bad file descriptor) [pid 697] close(27) = -1 EBADF (Bad file descriptor) [pid 697] close(28) = -1 EBADF (Bad file descriptor) [pid 697] close(29) = -1 EBADF (Bad file descriptor) [pid 697] exit_group(0) = ? [pid 697] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./398", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./398", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./398/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./398/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./398/binderfs") = 0 [pid 298] umount2("./398/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./398/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./398/cgroup.net") = 0 [pid 298] umount2("./398/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./398/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./398/cgroup.cpu") = 0 [pid 298] umount2("./398/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./398/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./398/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./398") = 0 [pid 298] mkdir("./399", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 698 attached [pid 698] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 401 [pid 698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 698] chdir("./399") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 698] setpgid(0, 0) = 0 [pid 698] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 698] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 698] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 698] write(3, "1000", 4) = 4 [pid 698] close(3) = 0 [pid 698] symlink("/dev/binderfs", "./binderfs") = 0 [pid 698] write(1, "executing program\n", 18) = 18 executing program [pid 698] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 698] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 698] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 698] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 698] close(3) = 0 [pid 698] close(4) = 0 [pid 698] close(5) = -1 EBADF (Bad file descriptor) [pid 698] close(6) = -1 EBADF (Bad file descriptor) [pid 698] close(7) = -1 EBADF (Bad file descriptor) [pid 698] close(8) = -1 EBADF (Bad file descriptor) [pid 698] close(9) = -1 EBADF (Bad file descriptor) [pid 698] close(10) = -1 EBADF (Bad file descriptor) [pid 698] close(11) = -1 EBADF (Bad file descriptor) [pid 698] close(12) = -1 EBADF (Bad file descriptor) [pid 698] close(13) = -1 EBADF (Bad file descriptor) [pid 698] close(14) = -1 EBADF (Bad file descriptor) [pid 698] close(15) = -1 EBADF (Bad file descriptor) [pid 698] close(16) = -1 EBADF (Bad file descriptor) [pid 698] close(17) = -1 EBADF (Bad file descriptor) [pid 698] close(18) = -1 EBADF (Bad file descriptor) [pid 698] close(19) = -1 EBADF (Bad file descriptor) [pid 698] close(20) = -1 EBADF (Bad file descriptor) [pid 698] close(21) = -1 EBADF (Bad file descriptor) [pid 698] close(22) = -1 EBADF (Bad file descriptor) [pid 698] close(23) = -1 EBADF (Bad file descriptor) [pid 698] close(24) = -1 EBADF (Bad file descriptor) [pid 698] close(25) = -1 EBADF (Bad file descriptor) [pid 698] close(26) = -1 EBADF (Bad file descriptor) [pid 698] close(27) = -1 EBADF (Bad file descriptor) [pid 698] close(28) = -1 EBADF (Bad file descriptor) [pid 698] close(29) = -1 EBADF (Bad file descriptor) [pid 698] exit_group(0) = ? [pid 698] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./399", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./399", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./399/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./399/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./399/binderfs") = 0 [pid 298] umount2("./399/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./399/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./399/cgroup.net") = 0 [pid 298] umount2("./399/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./399/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./399/cgroup.cpu") = 0 [pid 298] umount2("./399/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./399/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./399/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./399") = 0 [pid 298] mkdir("./400", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 699 attached , child_tidptr=0x555574184750) = 402 [pid 699] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 699] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] chdir("./400") = 0 [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 699] setpgid(0, 0) = 0 [pid 699] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 699] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 699] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 699] write(3, "1000", 4) = 4 [pid 699] close(3) = 0 [pid 699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 699] write(1, "executing program\n", 18) = 18 executing program [pid 699] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 699] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 699] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 699] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 699] close(3) = 0 [pid 699] close(4) = 0 [pid 699] close(5) = -1 EBADF (Bad file descriptor) [pid 699] close(6) = -1 EBADF (Bad file descriptor) [pid 699] close(7) = -1 EBADF (Bad file descriptor) [pid 699] close(8) = -1 EBADF (Bad file descriptor) [pid 699] close(9) = -1 EBADF (Bad file descriptor) [pid 699] close(10) = -1 EBADF (Bad file descriptor) [pid 699] close(11) = -1 EBADF (Bad file descriptor) [pid 699] close(12) = -1 EBADF (Bad file descriptor) [pid 699] close(13) = -1 EBADF (Bad file descriptor) [pid 699] close(14) = -1 EBADF (Bad file descriptor) [pid 699] close(15) = -1 EBADF (Bad file descriptor) [pid 699] close(16) = -1 EBADF (Bad file descriptor) [pid 699] close(17) = -1 EBADF (Bad file descriptor) [pid 699] close(18) = -1 EBADF (Bad file descriptor) [pid 699] close(19) = -1 EBADF (Bad file descriptor) [pid 699] close(20) = -1 EBADF (Bad file descriptor) [pid 699] close(21) = -1 EBADF (Bad file descriptor) [pid 699] close(22) = -1 EBADF (Bad file descriptor) [pid 699] close(23) = -1 EBADF (Bad file descriptor) [pid 699] close(24) = -1 EBADF (Bad file descriptor) [pid 699] close(25) = -1 EBADF (Bad file descriptor) [pid 699] close(26) = -1 EBADF (Bad file descriptor) [pid 699] close(27) = -1 EBADF (Bad file descriptor) [pid 699] close(28) = -1 EBADF (Bad file descriptor) [pid 699] close(29) = -1 EBADF (Bad file descriptor) [pid 699] exit_group(0) = ? [pid 699] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./400", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./400", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./400/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./400/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./400/binderfs") = 0 [pid 298] umount2("./400/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./400/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./400/cgroup.net") = 0 [pid 298] umount2("./400/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./400/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./400/cgroup.cpu") = 0 [pid 298] umount2("./400/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./400/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./400/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./400") = 0 [pid 298] mkdir("./401", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 700 attached [pid 700] set_robust_list(0x555574184760, 24) = 0 [pid 700] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 403 [pid 700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 700] chdir("./401" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 700] <... chdir resumed>) = 0 [pid 700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 700] <... prctl resumed>) = 0 [pid 700] setpgid(0, 0) = 0 [pid 700] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 700] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 700] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 700] write(3, "1000", 4) = 4 [pid 700] close(3) = 0 [pid 700] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 700] write(1, "executing program\n", 18) = 18 [pid 700] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 700] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 700] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 700] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 700] close(3) = 0 [pid 700] close(4) = 0 [pid 700] close(5) = -1 EBADF (Bad file descriptor) [pid 700] close(6) = -1 EBADF (Bad file descriptor) [pid 700] close(7) = -1 EBADF (Bad file descriptor) [pid 700] close(8) = -1 EBADF (Bad file descriptor) [pid 700] close(9) = -1 EBADF (Bad file descriptor) [pid 700] close(10) = -1 EBADF (Bad file descriptor) [pid 700] close(11) = -1 EBADF (Bad file descriptor) [pid 700] close(12) = -1 EBADF (Bad file descriptor) [pid 700] close(13) = -1 EBADF (Bad file descriptor) [pid 700] close(14) = -1 EBADF (Bad file descriptor) [pid 700] close(15) = -1 EBADF (Bad file descriptor) [pid 700] close(16) = -1 EBADF (Bad file descriptor) [pid 700] close(17) = -1 EBADF (Bad file descriptor) [pid 700] close(18) = -1 EBADF (Bad file descriptor) [pid 700] close(19) = -1 EBADF (Bad file descriptor) [pid 700] close(20) = -1 EBADF (Bad file descriptor) [pid 700] close(21) = -1 EBADF (Bad file descriptor) [pid 700] close(22) = -1 EBADF (Bad file descriptor) [pid 700] close(23) = -1 EBADF (Bad file descriptor) [pid 700] close(24) = -1 EBADF (Bad file descriptor) [pid 700] close(25) = -1 EBADF (Bad file descriptor) [pid 700] close(26) = -1 EBADF (Bad file descriptor) [pid 700] close(27) = -1 EBADF (Bad file descriptor) [pid 700] close(28) = -1 EBADF (Bad file descriptor) [pid 700] close(29) = -1 EBADF (Bad file descriptor) [pid 700] exit_group(0) = ? [pid 700] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./401", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./401", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./401/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./401/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./401/binderfs") = 0 [pid 298] umount2("./401/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./401/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./401/cgroup.net") = 0 [pid 298] umount2("./401/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./401/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./401/cgroup.cpu") = 0 [pid 298] umount2("./401/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./401/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./401/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./401") = 0 [pid 298] mkdir("./402", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 701 attached [pid 701] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 404 [pid 701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 701] chdir("./402") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 701] setpgid(0, 0) = 0 [pid 701] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 701] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 701] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 701] write(3, "1000", 4) = 4 [pid 701] close(3) = 0 [pid 701] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 701] write(1, "executing program\n", 18) = 18 [pid 701] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 701] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 701] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 701] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 701] close(3) = 0 [pid 701] close(4) = 0 [pid 701] close(5) = -1 EBADF (Bad file descriptor) [pid 701] close(6) = -1 EBADF (Bad file descriptor) [pid 701] close(7) = -1 EBADF (Bad file descriptor) [pid 701] close(8) = -1 EBADF (Bad file descriptor) [pid 701] close(9) = -1 EBADF (Bad file descriptor) [pid 701] close(10) = -1 EBADF (Bad file descriptor) [pid 701] close(11) = -1 EBADF (Bad file descriptor) [pid 701] close(12) = -1 EBADF (Bad file descriptor) [pid 701] close(13) = -1 EBADF (Bad file descriptor) [pid 701] close(14) = -1 EBADF (Bad file descriptor) [pid 701] close(15) = -1 EBADF (Bad file descriptor) [pid 701] close(16) = -1 EBADF (Bad file descriptor) [pid 701] close(17) = -1 EBADF (Bad file descriptor) [pid 701] close(18) = -1 EBADF (Bad file descriptor) [pid 701] close(19) = -1 EBADF (Bad file descriptor) [pid 701] close(20) = -1 EBADF (Bad file descriptor) [pid 701] close(21) = -1 EBADF (Bad file descriptor) [pid 701] close(22) = -1 EBADF (Bad file descriptor) [pid 701] close(23) = -1 EBADF (Bad file descriptor) [pid 701] close(24) = -1 EBADF (Bad file descriptor) [pid 701] close(25) = -1 EBADF (Bad file descriptor) [pid 701] close(26) = -1 EBADF (Bad file descriptor) [pid 701] close(27) = -1 EBADF (Bad file descriptor) [pid 701] close(28) = -1 EBADF (Bad file descriptor) [pid 701] close(29) = -1 EBADF (Bad file descriptor) [pid 701] exit_group(0) = ? [pid 701] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./402", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./402", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./402/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./402/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./402/binderfs") = 0 [pid 298] umount2("./402/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./402/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./402/cgroup.net") = 0 [pid 298] umount2("./402/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./402/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./402/cgroup.cpu") = 0 [pid 298] umount2("./402/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./402/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./402/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./402") = 0 [pid 298] mkdir("./403", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 702 attached [pid 702] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 405 [pid 702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 702] chdir("./403") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 702] setpgid(0, 0) = 0 [pid 702] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 702] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 702] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 702] write(3, "1000", 4) = 4 [pid 702] close(3) = 0 [pid 702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 702] write(1, "executing program\n", 18) = 18 executing program [pid 702] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 702] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 702] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 702] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 702] close(3) = 0 [pid 702] close(4) = 0 [pid 702] close(5) = -1 EBADF (Bad file descriptor) [pid 702] close(6) = -1 EBADF (Bad file descriptor) [pid 702] close(7) = -1 EBADF (Bad file descriptor) [pid 702] close(8) = -1 EBADF (Bad file descriptor) [pid 702] close(9) = -1 EBADF (Bad file descriptor) [pid 702] close(10) = -1 EBADF (Bad file descriptor) [pid 702] close(11) = -1 EBADF (Bad file descriptor) [pid 702] close(12) = -1 EBADF (Bad file descriptor) [pid 702] close(13) = -1 EBADF (Bad file descriptor) [pid 702] close(14) = -1 EBADF (Bad file descriptor) [pid 702] close(15) = -1 EBADF (Bad file descriptor) [pid 702] close(16) = -1 EBADF (Bad file descriptor) [pid 702] close(17) = -1 EBADF (Bad file descriptor) [pid 702] close(18) = -1 EBADF (Bad file descriptor) [pid 702] close(19) = -1 EBADF (Bad file descriptor) [pid 702] close(20) = -1 EBADF (Bad file descriptor) [pid 702] close(21) = -1 EBADF (Bad file descriptor) [pid 702] close(22) = -1 EBADF (Bad file descriptor) [pid 702] close(23) = -1 EBADF (Bad file descriptor) [pid 702] close(24) = -1 EBADF (Bad file descriptor) [pid 702] close(25) = -1 EBADF (Bad file descriptor) [pid 702] close(26) = -1 EBADF (Bad file descriptor) [pid 702] close(27) = -1 EBADF (Bad file descriptor) [pid 702] close(28) = -1 EBADF (Bad file descriptor) [pid 702] close(29) = -1 EBADF (Bad file descriptor) [pid 702] exit_group(0) = ? [pid 702] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./403", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./403", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./403/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./403/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./403/binderfs") = 0 [pid 298] umount2("./403/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./403/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./403/cgroup.net") = 0 [pid 298] umount2("./403/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./403/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./403/cgroup.cpu") = 0 [pid 298] umount2("./403/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./403/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./403/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./403") = 0 [pid 298] mkdir("./404", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 703 attached [pid 703] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 406 [pid 703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 703] chdir("./404") = 0 [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 703] setpgid(0, 0) = 0 [pid 703] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 703] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 703] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 703] <... symlink resumed>) = 0 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 703] write(3, "1000", 4) = 4 [pid 703] close(3) = 0 [pid 703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 703] write(1, "executing program\n", 18) = 18 [pid 703] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 703] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 703] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 703] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 703] close(3) = 0 [pid 703] close(4) = 0 [pid 703] close(5) = -1 EBADF (Bad file descriptor) [pid 703] close(6) = -1 EBADF (Bad file descriptor) [pid 703] close(7) = -1 EBADF (Bad file descriptor) [pid 703] close(8) = -1 EBADF (Bad file descriptor) [pid 703] close(9) = -1 EBADF (Bad file descriptor) [pid 703] close(10) = -1 EBADF (Bad file descriptor) [pid 703] close(11) = -1 EBADF (Bad file descriptor) [pid 703] close(12) = -1 EBADF (Bad file descriptor) [pid 703] close(13) = -1 EBADF (Bad file descriptor) [pid 703] close(14) = -1 EBADF (Bad file descriptor) [pid 703] close(15) = -1 EBADF (Bad file descriptor) [pid 703] close(16) = -1 EBADF (Bad file descriptor) [pid 703] close(17) = -1 EBADF (Bad file descriptor) [pid 703] close(18) = -1 EBADF (Bad file descriptor) [pid 703] close(19) = -1 EBADF (Bad file descriptor) [pid 703] close(20) = -1 EBADF (Bad file descriptor) [pid 703] close(21) = -1 EBADF (Bad file descriptor) [pid 703] close(22) = -1 EBADF (Bad file descriptor) [pid 703] close(23) = -1 EBADF (Bad file descriptor) [pid 703] close(24) = -1 EBADF (Bad file descriptor) [pid 703] close(25) = -1 EBADF (Bad file descriptor) [pid 703] close(26) = -1 EBADF (Bad file descriptor) [pid 703] close(27) = -1 EBADF (Bad file descriptor) [pid 703] close(28) = -1 EBADF (Bad file descriptor) [pid 703] close(29) = -1 EBADF (Bad file descriptor) [pid 703] exit_group(0) = ? [pid 703] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./404", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./404", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./404/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./404/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./404/binderfs") = 0 [pid 298] umount2("./404/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./404/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./404/cgroup.net") = 0 [pid 298] umount2("./404/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./404/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./404/cgroup.cpu") = 0 [pid 298] umount2("./404/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./404/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./404/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./404") = 0 [pid 298] mkdir("./405", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 704 attached [pid 704] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 407 [pid 704] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 704] chdir("./405") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 704] setpgid(0, 0) = 0 [pid 704] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 704] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 704] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 704] write(3, "1000", 4) = 4 [pid 704] close(3) = 0 [pid 704] symlink("/dev/binderfs", "./binderfs") = 0 [pid 704] write(1, "executing program\n", 18) = 18 executing program [pid 704] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 704] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 704] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 704] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 704] close(3) = 0 [pid 704] close(4) = 0 [pid 704] close(5) = -1 EBADF (Bad file descriptor) [pid 704] close(6) = -1 EBADF (Bad file descriptor) [pid 704] close(7) = -1 EBADF (Bad file descriptor) [pid 704] close(8) = -1 EBADF (Bad file descriptor) [pid 704] close(9) = -1 EBADF (Bad file descriptor) [pid 704] close(10) = -1 EBADF (Bad file descriptor) [pid 704] close(11) = -1 EBADF (Bad file descriptor) [pid 704] close(12) = -1 EBADF (Bad file descriptor) [pid 704] close(13) = -1 EBADF (Bad file descriptor) [pid 704] close(14) = -1 EBADF (Bad file descriptor) [pid 704] close(15) = -1 EBADF (Bad file descriptor) [pid 704] close(16) = -1 EBADF (Bad file descriptor) [pid 704] close(17) = -1 EBADF (Bad file descriptor) [pid 704] close(18) = -1 EBADF (Bad file descriptor) [pid 704] close(19) = -1 EBADF (Bad file descriptor) [pid 704] close(20) = -1 EBADF (Bad file descriptor) [pid 704] close(21) = -1 EBADF (Bad file descriptor) [pid 704] close(22) = -1 EBADF (Bad file descriptor) [pid 704] close(23) = -1 EBADF (Bad file descriptor) [pid 704] close(24) = -1 EBADF (Bad file descriptor) [pid 704] close(25) = -1 EBADF (Bad file descriptor) [pid 704] close(26) = -1 EBADF (Bad file descriptor) [pid 704] close(27) = -1 EBADF (Bad file descriptor) [pid 704] close(28) = -1 EBADF (Bad file descriptor) [pid 704] close(29) = -1 EBADF (Bad file descriptor) [pid 704] exit_group(0) = ? [pid 704] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./405", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./405", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./405/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./405/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./405/binderfs") = 0 [pid 298] umount2("./405/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./405/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./405/cgroup.net") = 0 [pid 298] umount2("./405/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./405/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./405/cgroup.cpu") = 0 [pid 298] umount2("./405/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./405/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./405/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./405") = 0 [pid 298] mkdir("./406", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 705 attached [pid 705] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 408 [pid 705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 705] chdir("./406" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 705] <... chdir resumed>) = 0 [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 705] setpgid(0, 0) = 0 [pid 705] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 705] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 705] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 705] write(3, "1000", 4) = 4 [pid 705] close(3) = 0 [pid 705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 705] write(1, "executing program\n", 18) = 18 executing program [pid 705] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 705] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 705] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 705] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 705] close(3) = 0 [pid 705] close(4) = 0 [pid 705] close(5) = -1 EBADF (Bad file descriptor) [pid 705] close(6) = -1 EBADF (Bad file descriptor) [pid 705] close(7) = -1 EBADF (Bad file descriptor) [pid 705] close(8) = -1 EBADF (Bad file descriptor) [pid 705] close(9) = -1 EBADF (Bad file descriptor) [pid 705] close(10) = -1 EBADF (Bad file descriptor) [pid 705] close(11) = -1 EBADF (Bad file descriptor) [pid 705] close(12) = -1 EBADF (Bad file descriptor) [pid 705] close(13) = -1 EBADF (Bad file descriptor) [pid 705] close(14) = -1 EBADF (Bad file descriptor) [pid 705] close(15) = -1 EBADF (Bad file descriptor) [pid 705] close(16) = -1 EBADF (Bad file descriptor) [pid 705] close(17) = -1 EBADF (Bad file descriptor) [pid 705] close(18) = -1 EBADF (Bad file descriptor) [pid 705] close(19) = -1 EBADF (Bad file descriptor) [pid 705] close(20) = -1 EBADF (Bad file descriptor) [pid 705] close(21) = -1 EBADF (Bad file descriptor) [pid 705] close(22) = -1 EBADF (Bad file descriptor) [pid 705] close(23) = -1 EBADF (Bad file descriptor) [pid 705] close(24) = -1 EBADF (Bad file descriptor) [pid 705] close(25) = -1 EBADF (Bad file descriptor) [pid 705] close(26) = -1 EBADF (Bad file descriptor) [pid 705] close(27) = -1 EBADF (Bad file descriptor) [pid 705] close(28) = -1 EBADF (Bad file descriptor) [pid 705] close(29) = -1 EBADF (Bad file descriptor) [pid 705] exit_group(0) = ? [pid 705] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./406", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./406", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./406/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./406/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./406/binderfs") = 0 [pid 298] umount2("./406/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./406/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./406/cgroup.net") = 0 [pid 298] umount2("./406/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./406/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./406/cgroup.cpu") = 0 [pid 298] umount2("./406/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./406/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./406/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./406") = 0 [pid 298] mkdir("./407", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 706 attached [pid 706] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 409 [pid 706] <... set_robust_list resumed>) = 0 [pid 706] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 706] chdir("./407" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 706] <... chdir resumed>) = 0 [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 706] setpgid(0, 0) = 0 [pid 706] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 706] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 706] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 706] write(3, "1000", 4) = 4 [pid 706] close(3) = 0 [pid 706] symlink("/dev/binderfs", "./binderfs") = 0 [pid 706] write(1, "executing program\n", 18) = 18 executing program [pid 706] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 706] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 706] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 706] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 706] close(3) = 0 [pid 706] close(4) = 0 [pid 706] close(5) = -1 EBADF (Bad file descriptor) [pid 706] close(6) = -1 EBADF (Bad file descriptor) [pid 706] close(7) = -1 EBADF (Bad file descriptor) [pid 706] close(8) = -1 EBADF (Bad file descriptor) [pid 706] close(9) = -1 EBADF (Bad file descriptor) [pid 706] close(10) = -1 EBADF (Bad file descriptor) [pid 706] close(11) = -1 EBADF (Bad file descriptor) [pid 706] close(12) = -1 EBADF (Bad file descriptor) [pid 706] close(13) = -1 EBADF (Bad file descriptor) [pid 706] close(14) = -1 EBADF (Bad file descriptor) [pid 706] close(15) = -1 EBADF (Bad file descriptor) [pid 706] close(16) = -1 EBADF (Bad file descriptor) [pid 706] close(17) = -1 EBADF (Bad file descriptor) [pid 706] close(18) = -1 EBADF (Bad file descriptor) [pid 706] close(19) = -1 EBADF (Bad file descriptor) [pid 706] close(20) = -1 EBADF (Bad file descriptor) [pid 706] close(21) = -1 EBADF (Bad file descriptor) [pid 706] close(22) = -1 EBADF (Bad file descriptor) [pid 706] close(23) = -1 EBADF (Bad file descriptor) [pid 706] close(24) = -1 EBADF (Bad file descriptor) [pid 706] close(25) = -1 EBADF (Bad file descriptor) [pid 706] close(26) = -1 EBADF (Bad file descriptor) [pid 706] close(27) = -1 EBADF (Bad file descriptor) [pid 706] close(28) = -1 EBADF (Bad file descriptor) [pid 706] close(29) = -1 EBADF (Bad file descriptor) [pid 706] exit_group(0) = ? [pid 706] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./407", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./407", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./407/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./407/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./407/binderfs") = 0 [pid 298] umount2("./407/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./407/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./407/cgroup.net") = 0 [pid 298] umount2("./407/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./407/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./407/cgroup.cpu") = 0 [pid 298] umount2("./407/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./407/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./407/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./407") = 0 [pid 298] mkdir("./408", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 707 attached [pid 707] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 410 [pid 707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 707] chdir("./408") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 707] setpgid(0, 0) = 0 [pid 707] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 707] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 707] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 707] write(3, "1000", 4) = 4 [pid 707] close(3) = 0 [pid 707] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 707] write(1, "executing program\n", 18) = 18 [pid 707] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 707] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 707] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 707] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 707] close(3) = 0 [pid 707] close(4) = 0 [pid 707] close(5) = -1 EBADF (Bad file descriptor) [pid 707] close(6) = -1 EBADF (Bad file descriptor) [pid 707] close(7) = -1 EBADF (Bad file descriptor) [pid 707] close(8) = -1 EBADF (Bad file descriptor) [pid 707] close(9) = -1 EBADF (Bad file descriptor) [pid 707] close(10) = -1 EBADF (Bad file descriptor) [pid 707] close(11) = -1 EBADF (Bad file descriptor) [pid 707] close(12) = -1 EBADF (Bad file descriptor) [pid 707] close(13) = -1 EBADF (Bad file descriptor) [pid 707] close(14) = -1 EBADF (Bad file descriptor) [pid 707] close(15) = -1 EBADF (Bad file descriptor) [pid 707] close(16) = -1 EBADF (Bad file descriptor) [pid 707] close(17) = -1 EBADF (Bad file descriptor) [pid 707] close(18) = -1 EBADF (Bad file descriptor) [pid 707] close(19) = -1 EBADF (Bad file descriptor) [pid 707] close(20) = -1 EBADF (Bad file descriptor) [pid 707] close(21) = -1 EBADF (Bad file descriptor) [pid 707] close(22) = -1 EBADF (Bad file descriptor) [pid 707] close(23) = -1 EBADF (Bad file descriptor) [pid 707] close(24) = -1 EBADF (Bad file descriptor) [pid 707] close(25) = -1 EBADF (Bad file descriptor) [pid 707] close(26) = -1 EBADF (Bad file descriptor) [pid 707] close(27) = -1 EBADF (Bad file descriptor) [pid 707] close(28) = -1 EBADF (Bad file descriptor) [pid 707] close(29) = -1 EBADF (Bad file descriptor) [pid 707] exit_group(0) = ? [pid 707] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./408", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./408", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./408/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./408/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./408/binderfs") = 0 [pid 298] umount2("./408/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./408/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./408/cgroup.net") = 0 [pid 298] umount2("./408/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./408/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./408/cgroup.cpu") = 0 [pid 298] umount2("./408/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./408/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./408/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./408") = 0 [pid 298] mkdir("./409", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 708 attached [pid 708] set_robust_list(0x555574184760, 24) = 0 [pid 708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 411 [pid 708] chdir("./409") = 0 [pid 708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 708] setpgid(0, 0) = 0 [pid 708] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 708] <... symlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 708] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 708] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 708] write(3, "1000", 4) = 4 [pid 708] close(3) = 0 [pid 708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 708] write(1, "executing program\n", 18) = 18 executing program [pid 708] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 708] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 708] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 708] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 708] close(3) = 0 [pid 708] close(4) = 0 [pid 708] close(5) = -1 EBADF (Bad file descriptor) [pid 708] close(6) = -1 EBADF (Bad file descriptor) [pid 708] close(7) = -1 EBADF (Bad file descriptor) [pid 708] close(8) = -1 EBADF (Bad file descriptor) [pid 708] close(9) = -1 EBADF (Bad file descriptor) [pid 708] close(10) = -1 EBADF (Bad file descriptor) [pid 708] close(11) = -1 EBADF (Bad file descriptor) [pid 708] close(12) = -1 EBADF (Bad file descriptor) [pid 708] close(13) = -1 EBADF (Bad file descriptor) [pid 708] close(14) = -1 EBADF (Bad file descriptor) [pid 708] close(15) = -1 EBADF (Bad file descriptor) [pid 708] close(16) = -1 EBADF (Bad file descriptor) [pid 708] close(17) = -1 EBADF (Bad file descriptor) [pid 708] close(18) = -1 EBADF (Bad file descriptor) [pid 708] close(19) = -1 EBADF (Bad file descriptor) [pid 708] close(20) = -1 EBADF (Bad file descriptor) [pid 708] close(21) = -1 EBADF (Bad file descriptor) [pid 708] close(22) = -1 EBADF (Bad file descriptor) [pid 708] close(23) = -1 EBADF (Bad file descriptor) [pid 708] close(24) = -1 EBADF (Bad file descriptor) [pid 708] close(25) = -1 EBADF (Bad file descriptor) [pid 708] close(26) = -1 EBADF (Bad file descriptor) [pid 708] close(27) = -1 EBADF (Bad file descriptor) [pid 708] close(28) = -1 EBADF (Bad file descriptor) [pid 708] close(29) = -1 EBADF (Bad file descriptor) [pid 708] exit_group(0) = ? [pid 708] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./409", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./409", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./409/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./409/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./409/binderfs") = 0 [pid 298] umount2("./409/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./409/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./409/cgroup.net") = 0 [pid 298] umount2("./409/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./409/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./409/cgroup.cpu") = 0 [pid 298] umount2("./409/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./409/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./409/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./409") = 0 [pid 298] mkdir("./410", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 709 attached [pid 709] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 412 [pid 709] <... set_robust_list resumed>) = 0 [pid 709] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 709] chdir("./410" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 709] <... chdir resumed>) = 0 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 709] setpgid(0, 0) = 0 [pid 709] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 709] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 709] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 709] write(3, "1000", 4) = 4 [pid 709] close(3) = 0 [pid 709] symlink("/dev/binderfs", "./binderfs") = 0 [pid 709] write(1, "executing program\n", 18) = 18 executing program [pid 709] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 709] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 709] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 709] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 709] close(3) = 0 [pid 709] close(4) = 0 [pid 709] close(5) = -1 EBADF (Bad file descriptor) [pid 709] close(6) = -1 EBADF (Bad file descriptor) [pid 709] close(7) = -1 EBADF (Bad file descriptor) [pid 709] close(8) = -1 EBADF (Bad file descriptor) [pid 709] close(9) = -1 EBADF (Bad file descriptor) [pid 709] close(10) = -1 EBADF (Bad file descriptor) [pid 709] close(11) = -1 EBADF (Bad file descriptor) [pid 709] close(12) = -1 EBADF (Bad file descriptor) [pid 709] close(13) = -1 EBADF (Bad file descriptor) [pid 709] close(14) = -1 EBADF (Bad file descriptor) [pid 709] close(15) = -1 EBADF (Bad file descriptor) [pid 709] close(16) = -1 EBADF (Bad file descriptor) [pid 709] close(17) = -1 EBADF (Bad file descriptor) [pid 709] close(18) = -1 EBADF (Bad file descriptor) [pid 709] close(19) = -1 EBADF (Bad file descriptor) [pid 709] close(20) = -1 EBADF (Bad file descriptor) [pid 709] close(21) = -1 EBADF (Bad file descriptor) [pid 709] close(22) = -1 EBADF (Bad file descriptor) [pid 709] close(23) = -1 EBADF (Bad file descriptor) [pid 709] close(24) = -1 EBADF (Bad file descriptor) [pid 709] close(25) = -1 EBADF (Bad file descriptor) [pid 709] close(26) = -1 EBADF (Bad file descriptor) [pid 709] close(27) = -1 EBADF (Bad file descriptor) [pid 709] close(28) = -1 EBADF (Bad file descriptor) [pid 709] close(29) = -1 EBADF (Bad file descriptor) [pid 709] exit_group(0) = ? [pid 709] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./410", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./410", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./410/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./410/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./410/binderfs") = 0 [pid 298] umount2("./410/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./410/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./410/cgroup.net") = 0 [pid 298] umount2("./410/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./410/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./410/cgroup.cpu") = 0 [pid 298] umount2("./410/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./410/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./410/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./410") = 0 [pid 298] mkdir("./411", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 710 attached [pid 710] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 413 [pid 710] <... set_robust_list resumed>) = 0 [pid 710] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 710] chdir("./411") = 0 [pid 710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 710] setpgid(0, 0) = 0 [pid 710] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 710] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 710] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 710] write(3, "1000", 4) = 4 [pid 710] close(3) = 0 [pid 710] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 710] write(1, "executing program\n", 18) = 18 [pid 710] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 710] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 710] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 710] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 710] close(3) = 0 [pid 710] close(4) = 0 [pid 710] close(5) = -1 EBADF (Bad file descriptor) [pid 710] close(6) = -1 EBADF (Bad file descriptor) [pid 710] close(7) = -1 EBADF (Bad file descriptor) [pid 710] close(8) = -1 EBADF (Bad file descriptor) [pid 710] close(9) = -1 EBADF (Bad file descriptor) [pid 710] close(10) = -1 EBADF (Bad file descriptor) [pid 710] close(11) = -1 EBADF (Bad file descriptor) [pid 710] close(12) = -1 EBADF (Bad file descriptor) [pid 710] close(13) = -1 EBADF (Bad file descriptor) [pid 710] close(14) = -1 EBADF (Bad file descriptor) [pid 710] close(15) = -1 EBADF (Bad file descriptor) [pid 710] close(16) = -1 EBADF (Bad file descriptor) [pid 710] close(17) = -1 EBADF (Bad file descriptor) [pid 710] close(18) = -1 EBADF (Bad file descriptor) [pid 710] close(19) = -1 EBADF (Bad file descriptor) [pid 710] close(20) = -1 EBADF (Bad file descriptor) [pid 710] close(21) = -1 EBADF (Bad file descriptor) [pid 710] close(22) = -1 EBADF (Bad file descriptor) [pid 710] close(23) = -1 EBADF (Bad file descriptor) [pid 710] close(24) = -1 EBADF (Bad file descriptor) [pid 710] close(25) = -1 EBADF (Bad file descriptor) [pid 710] close(26) = -1 EBADF (Bad file descriptor) [pid 710] close(27) = -1 EBADF (Bad file descriptor) [pid 710] close(28) = -1 EBADF (Bad file descriptor) [pid 710] close(29) = -1 EBADF (Bad file descriptor) [pid 710] exit_group(0) = ? [pid 710] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./411", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./411", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./411/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./411/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./411/binderfs") = 0 [pid 298] umount2("./411/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./411/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./411/cgroup.net") = 0 [pid 298] umount2("./411/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./411/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./411/cgroup.cpu") = 0 [pid 298] umount2("./411/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./411/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./411/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./411") = 0 [pid 298] mkdir("./412", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 711 attached [pid 711] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 414 [pid 711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 711] chdir("./412") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 711] setpgid(0, 0) = 0 [pid 711] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 711] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 711] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 711] write(3, "1000", 4) = 4 [pid 711] close(3) = 0 [pid 711] symlink("/dev/binderfs", "./binderfs") = 0 [pid 711] write(1, "executing program\n", 18) = 18 executing program [pid 711] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 711] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 711] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 711] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 711] close(3) = 0 [pid 711] close(4) = 0 [pid 711] close(5) = -1 EBADF (Bad file descriptor) [pid 711] close(6) = -1 EBADF (Bad file descriptor) [pid 711] close(7) = -1 EBADF (Bad file descriptor) [pid 711] close(8) = -1 EBADF (Bad file descriptor) [pid 711] close(9) = -1 EBADF (Bad file descriptor) [pid 711] close(10) = -1 EBADF (Bad file descriptor) [pid 711] close(11) = -1 EBADF (Bad file descriptor) [pid 711] close(12) = -1 EBADF (Bad file descriptor) [pid 711] close(13) = -1 EBADF (Bad file descriptor) [pid 711] close(14) = -1 EBADF (Bad file descriptor) [pid 711] close(15) = -1 EBADF (Bad file descriptor) [pid 711] close(16) = -1 EBADF (Bad file descriptor) [pid 711] close(17) = -1 EBADF (Bad file descriptor) [pid 711] close(18) = -1 EBADF (Bad file descriptor) [pid 711] close(19) = -1 EBADF (Bad file descriptor) [pid 711] close(20) = -1 EBADF (Bad file descriptor) [pid 711] close(21) = -1 EBADF (Bad file descriptor) [pid 711] close(22) = -1 EBADF (Bad file descriptor) [pid 711] close(23) = -1 EBADF (Bad file descriptor) [pid 711] close(24) = -1 EBADF (Bad file descriptor) [pid 711] close(25) = -1 EBADF (Bad file descriptor) [pid 711] close(26) = -1 EBADF (Bad file descriptor) [pid 711] close(27) = -1 EBADF (Bad file descriptor) [pid 711] close(28) = -1 EBADF (Bad file descriptor) [pid 711] close(29) = -1 EBADF (Bad file descriptor) [pid 711] exit_group(0) = ? [pid 711] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./412", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./412", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./412/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./412/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./412/binderfs") = 0 [pid 298] umount2("./412/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./412/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./412/cgroup.net") = 0 [pid 298] umount2("./412/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./412/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./412/cgroup.cpu") = 0 [pid 298] umount2("./412/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./412/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./412/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./412") = 0 [pid 298] mkdir("./413", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 712 attached [pid 712] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 415 [pid 712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 712] chdir("./413" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 712] <... chdir resumed>) = 0 [pid 712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 712] setpgid(0, 0) = 0 [pid 712] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 712] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 712] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 712] write(3, "1000", 4) = 4 [pid 712] close(3) = 0 [pid 712] symlink("/dev/binderfs", "./binderfs") = 0 [pid 712] write(1, "executing program\n", 18) = 18 [pid 712] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 712] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 712] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 712] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 712] close(3) = 0 [pid 712] close(4) = 0 [pid 712] close(5) = -1 EBADF (Bad file descriptor) [pid 712] close(6) = -1 EBADF (Bad file descriptor) [pid 712] close(7) = -1 EBADF (Bad file descriptor) [pid 712] close(8) = -1 EBADF (Bad file descriptor) [pid 712] close(9) = -1 EBADF (Bad file descriptor) [pid 712] close(10) = -1 EBADF (Bad file descriptor) [pid 712] close(11) = -1 EBADF (Bad file descriptor) [pid 712] close(12) = -1 EBADF (Bad file descriptor) [pid 712] close(13) = -1 EBADF (Bad file descriptor) [pid 712] close(14) = -1 EBADF (Bad file descriptor) [pid 712] close(15) = -1 EBADF (Bad file descriptor) [pid 712] close(16) = -1 EBADF (Bad file descriptor) [pid 712] close(17) = -1 EBADF (Bad file descriptor) [pid 712] close(18) = -1 EBADF (Bad file descriptor) [pid 712] close(19) = -1 EBADF (Bad file descriptor) [pid 712] close(20) = -1 EBADF (Bad file descriptor) [pid 712] close(21) = -1 EBADF (Bad file descriptor) [pid 712] close(22) = -1 EBADF (Bad file descriptor) [pid 712] close(23) = -1 EBADF (Bad file descriptor) [pid 712] close(24) = -1 EBADF (Bad file descriptor) [pid 712] close(25) = -1 EBADF (Bad file descriptor) [pid 712] close(26) = -1 EBADF (Bad file descriptor) [pid 712] close(27) = -1 EBADF (Bad file descriptor) [pid 712] close(28) = -1 EBADF (Bad file descriptor) [pid 712] close(29) = -1 EBADF (Bad file descriptor) [pid 712] exit_group(0) = ? [pid 712] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./413", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./413", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./413/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./413/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./413/binderfs") = 0 [pid 298] umount2("./413/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./413/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./413/cgroup.net") = 0 [pid 298] umount2("./413/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./413/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./413/cgroup.cpu") = 0 [pid 298] umount2("./413/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./413/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./413/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./413") = 0 [pid 298] mkdir("./414", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 713 attached [pid 713] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 416 [pid 713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 713] chdir("./414" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 713] <... chdir resumed>) = 0 [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 713] <... prctl resumed>) = 0 [pid 713] setpgid(0, 0) = 0 [pid 713] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 713] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 713] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 713] write(3, "1000", 4) = 4 [pid 713] close(3) = 0 [pid 713] symlink("/dev/binderfs", "./binderfs") = 0 [pid 713] write(1, "executing program\n", 18) = 18 executing program [pid 713] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 713] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 713] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 713] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 713] close(3) = 0 [pid 713] close(4) = 0 [pid 713] close(5) = -1 EBADF (Bad file descriptor) [pid 713] close(6) = -1 EBADF (Bad file descriptor) [pid 713] close(7) = -1 EBADF (Bad file descriptor) [pid 713] close(8) = -1 EBADF (Bad file descriptor) [pid 713] close(9) = -1 EBADF (Bad file descriptor) [pid 713] close(10) = -1 EBADF (Bad file descriptor) [pid 713] close(11) = -1 EBADF (Bad file descriptor) [pid 713] close(12) = -1 EBADF (Bad file descriptor) [pid 713] close(13) = -1 EBADF (Bad file descriptor) [pid 713] close(14) = -1 EBADF (Bad file descriptor) [pid 713] close(15) = -1 EBADF (Bad file descriptor) [pid 713] close(16) = -1 EBADF (Bad file descriptor) [pid 713] close(17) = -1 EBADF (Bad file descriptor) [pid 713] close(18) = -1 EBADF (Bad file descriptor) [pid 713] close(19) = -1 EBADF (Bad file descriptor) [pid 713] close(20) = -1 EBADF (Bad file descriptor) [pid 713] close(21) = -1 EBADF (Bad file descriptor) [pid 713] close(22) = -1 EBADF (Bad file descriptor) [pid 713] close(23) = -1 EBADF (Bad file descriptor) [pid 713] close(24) = -1 EBADF (Bad file descriptor) [pid 713] close(25) = -1 EBADF (Bad file descriptor) [pid 713] close(26) = -1 EBADF (Bad file descriptor) [pid 713] close(27) = -1 EBADF (Bad file descriptor) [pid 713] close(28) = -1 EBADF (Bad file descriptor) [pid 713] close(29) = -1 EBADF (Bad file descriptor) [pid 713] exit_group(0) = ? [pid 713] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./414", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./414", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./414/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./414/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./414/binderfs") = 0 [pid 298] umount2("./414/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./414/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./414/cgroup.net") = 0 [pid 298] umount2("./414/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./414/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./414/cgroup.cpu") = 0 [pid 298] umount2("./414/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./414/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./414/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./414") = 0 [pid 298] mkdir("./415", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 714 attached [pid 714] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 417 [pid 714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 714] chdir("./415" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 714] <... chdir resumed>) = 0 [pid 714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 714] setpgid(0, 0) = 0 [pid 714] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 714] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 714] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 714] write(3, "1000", 4) = 4 [pid 714] close(3) = 0 [pid 714] symlink("/dev/binderfs", "./binderfs") = 0 [pid 714] write(1, "executing program\n", 18) = 18 executing program [pid 714] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 714] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 714] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 714] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 714] close(3) = 0 [pid 714] close(4) = 0 [pid 714] close(5) = -1 EBADF (Bad file descriptor) [pid 714] close(6) = -1 EBADF (Bad file descriptor) [pid 714] close(7) = -1 EBADF (Bad file descriptor) [pid 714] close(8) = -1 EBADF (Bad file descriptor) [pid 714] close(9) = -1 EBADF (Bad file descriptor) [pid 714] close(10) = -1 EBADF (Bad file descriptor) [pid 714] close(11) = -1 EBADF (Bad file descriptor) [pid 714] close(12) = -1 EBADF (Bad file descriptor) [pid 714] close(13) = -1 EBADF (Bad file descriptor) [pid 714] close(14) = -1 EBADF (Bad file descriptor) [pid 714] close(15) = -1 EBADF (Bad file descriptor) [pid 714] close(16) = -1 EBADF (Bad file descriptor) [pid 714] close(17) = -1 EBADF (Bad file descriptor) [pid 714] close(18) = -1 EBADF (Bad file descriptor) [pid 714] close(19) = -1 EBADF (Bad file descriptor) [pid 714] close(20) = -1 EBADF (Bad file descriptor) [pid 714] close(21) = -1 EBADF (Bad file descriptor) [pid 714] close(22) = -1 EBADF (Bad file descriptor) [pid 714] close(23) = -1 EBADF (Bad file descriptor) [pid 714] close(24) = -1 EBADF (Bad file descriptor) [pid 714] close(25) = -1 EBADF (Bad file descriptor) [pid 714] close(26) = -1 EBADF (Bad file descriptor) [pid 714] close(27) = -1 EBADF (Bad file descriptor) [pid 714] close(28) = -1 EBADF (Bad file descriptor) [pid 714] close(29) = -1 EBADF (Bad file descriptor) [pid 714] exit_group(0) = ? [pid 714] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./415", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./415", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./415/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./415/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./415/binderfs") = 0 [pid 298] umount2("./415/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./415/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./415/cgroup.net") = 0 [pid 298] umount2("./415/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./415/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./415/cgroup.cpu") = 0 [pid 298] umount2("./415/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./415/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./415/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./415") = 0 [pid 298] mkdir("./416", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 715 attached [pid 715] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 418 [pid 715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 715] chdir("./416") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 715] setpgid(0, 0) = 0 [pid 715] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 715] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 715] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 715] write(3, "1000", 4) = 4 [pid 715] close(3) = 0 [pid 715] symlink("/dev/binderfs", "./binderfs") = 0 [pid 715] write(1, "executing program\n", 18) = 18 [pid 715] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 715] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 715] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 715] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 715] close(3) = 0 [pid 715] close(4) = 0 [pid 715] close(5) = -1 EBADF (Bad file descriptor) [pid 715] close(6) = -1 EBADF (Bad file descriptor) [pid 715] close(7) = -1 EBADF (Bad file descriptor) [pid 715] close(8) = -1 EBADF (Bad file descriptor) [pid 715] close(9) = -1 EBADF (Bad file descriptor) [pid 715] close(10) = -1 EBADF (Bad file descriptor) [pid 715] close(11) = -1 EBADF (Bad file descriptor) [pid 715] close(12) = -1 EBADF (Bad file descriptor) [pid 715] close(13) = -1 EBADF (Bad file descriptor) [pid 715] close(14) = -1 EBADF (Bad file descriptor) [pid 715] close(15) = -1 EBADF (Bad file descriptor) [pid 715] close(16) = -1 EBADF (Bad file descriptor) [pid 715] close(17) = -1 EBADF (Bad file descriptor) [pid 715] close(18) = -1 EBADF (Bad file descriptor) [pid 715] close(19) = -1 EBADF (Bad file descriptor) [pid 715] close(20) = -1 EBADF (Bad file descriptor) [pid 715] close(21) = -1 EBADF (Bad file descriptor) [pid 715] close(22) = -1 EBADF (Bad file descriptor) [pid 715] close(23) = -1 EBADF (Bad file descriptor) [pid 715] close(24) = -1 EBADF (Bad file descriptor) [pid 715] close(25) = -1 EBADF (Bad file descriptor) [pid 715] close(26) = -1 EBADF (Bad file descriptor) [pid 715] close(27) = -1 EBADF (Bad file descriptor) [pid 715] close(28) = -1 EBADF (Bad file descriptor) [pid 715] close(29) = -1 EBADF (Bad file descriptor) [pid 715] exit_group(0) = ? [pid 715] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./416", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./416", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./416/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./416/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./416/binderfs") = 0 [pid 298] umount2("./416/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./416/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./416/cgroup.net") = 0 [pid 298] umount2("./416/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./416/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./416/cgroup.cpu") = 0 [pid 298] umount2("./416/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./416/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./416/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./416") = 0 [pid 298] mkdir("./417", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 419 ci2-android-5-10/strace-static-x86_64: Process 716 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 716] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 716] <... set_robust_list resumed>) = 0 [pid 716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 716] chdir("./417") = 0 [pid 716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 716] setpgid(0, 0) = 0 [pid 716] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 716] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 716] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 716] write(3, "1000", 4) = 4 [pid 716] close(3) = 0 [pid 716] symlink("/dev/binderfs", "./binderfs") = 0 [pid 716] write(1, "executing program\n", 18) = 18 executing program [pid 716] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 716] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 716] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 716] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 716] close(3) = 0 [pid 716] close(4) = 0 [pid 716] close(5) = -1 EBADF (Bad file descriptor) [pid 716] close(6) = -1 EBADF (Bad file descriptor) [pid 716] close(7) = -1 EBADF (Bad file descriptor) [pid 716] close(8) = -1 EBADF (Bad file descriptor) [pid 716] close(9) = -1 EBADF (Bad file descriptor) [pid 716] close(10) = -1 EBADF (Bad file descriptor) [pid 716] close(11) = -1 EBADF (Bad file descriptor) [pid 716] close(12) = -1 EBADF (Bad file descriptor) [pid 716] close(13) = -1 EBADF (Bad file descriptor) [pid 716] close(14) = -1 EBADF (Bad file descriptor) [pid 716] close(15) = -1 EBADF (Bad file descriptor) [pid 716] close(16) = -1 EBADF (Bad file descriptor) [pid 716] close(17) = -1 EBADF (Bad file descriptor) [pid 716] close(18) = -1 EBADF (Bad file descriptor) [pid 716] close(19) = -1 EBADF (Bad file descriptor) [pid 716] close(20) = -1 EBADF (Bad file descriptor) [pid 716] close(21) = -1 EBADF (Bad file descriptor) [pid 716] close(22) = -1 EBADF (Bad file descriptor) [pid 716] close(23) = -1 EBADF (Bad file descriptor) [pid 716] close(24) = -1 EBADF (Bad file descriptor) [pid 716] close(25) = -1 EBADF (Bad file descriptor) [pid 716] close(26) = -1 EBADF (Bad file descriptor) [pid 716] close(27) = -1 EBADF (Bad file descriptor) [pid 716] close(28) = -1 EBADF (Bad file descriptor) [pid 716] close(29) = -1 EBADF (Bad file descriptor) [pid 716] exit_group(0) = ? [pid 716] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./417", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./417", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./417/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./417/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./417/binderfs") = 0 [pid 298] umount2("./417/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./417/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./417/cgroup.net") = 0 [pid 298] umount2("./417/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./417/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./417/cgroup.cpu") = 0 [pid 298] umount2("./417/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./417/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./417/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./417") = 0 [pid 298] mkdir("./418", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 717 attached [pid 717] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 420 [pid 717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 717] chdir("./418") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 717] setpgid(0, 0) = 0 [pid 717] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 717] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 717] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 717] write(3, "1000", 4) = 4 [pid 717] close(3) = 0 [pid 717] symlink("/dev/binderfs", "./binderfs") = 0 [pid 717] write(1, "executing program\n", 18) = 18 executing program [pid 717] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 717] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 717] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 717] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 717] close(3) = 0 [pid 717] close(4) = 0 [pid 717] close(5) = -1 EBADF (Bad file descriptor) [pid 717] close(6) = -1 EBADF (Bad file descriptor) [pid 717] close(7) = -1 EBADF (Bad file descriptor) [pid 717] close(8) = -1 EBADF (Bad file descriptor) [pid 717] close(9) = -1 EBADF (Bad file descriptor) [pid 717] close(10) = -1 EBADF (Bad file descriptor) [pid 717] close(11) = -1 EBADF (Bad file descriptor) [pid 717] close(12) = -1 EBADF (Bad file descriptor) [pid 717] close(13) = -1 EBADF (Bad file descriptor) [pid 717] close(14) = -1 EBADF (Bad file descriptor) [pid 717] close(15) = -1 EBADF (Bad file descriptor) [pid 717] close(16) = -1 EBADF (Bad file descriptor) [pid 717] close(17) = -1 EBADF (Bad file descriptor) [pid 717] close(18) = -1 EBADF (Bad file descriptor) [pid 717] close(19) = -1 EBADF (Bad file descriptor) [pid 717] close(20) = -1 EBADF (Bad file descriptor) [pid 717] close(21) = -1 EBADF (Bad file descriptor) [pid 717] close(22) = -1 EBADF (Bad file descriptor) [pid 717] close(23) = -1 EBADF (Bad file descriptor) [pid 717] close(24) = -1 EBADF (Bad file descriptor) [pid 717] close(25) = -1 EBADF (Bad file descriptor) [pid 717] close(26) = -1 EBADF (Bad file descriptor) [pid 717] close(27) = -1 EBADF (Bad file descriptor) [pid 717] close(28) = -1 EBADF (Bad file descriptor) [pid 717] close(29) = -1 EBADF (Bad file descriptor) [pid 717] exit_group(0) = ? [pid 717] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./418", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./418", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./418/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./418/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./418/binderfs") = 0 [pid 298] umount2("./418/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./418/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./418/cgroup.net") = 0 [pid 298] umount2("./418/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./418/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./418/cgroup.cpu") = 0 [pid 298] umount2("./418/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./418/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./418/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./418") = 0 [pid 298] mkdir("./419", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 718 attached [pid 718] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 421 [pid 718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 718] chdir("./419" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 718] <... chdir resumed>) = 0 [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 718] <... prctl resumed>) = 0 [pid 718] setpgid(0, 0) = 0 [pid 718] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 718] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 718] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 718] write(3, "1000", 4) = 4 [pid 718] close(3) = 0 [pid 718] symlink("/dev/binderfs", "./binderfs") = 0 [pid 718] write(1, "executing program\n", 18) = 18 executing program [pid 718] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 718] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 718] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 718] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 718] close(3) = 0 [pid 718] close(4) = 0 [pid 718] close(5) = -1 EBADF (Bad file descriptor) [pid 718] close(6) = -1 EBADF (Bad file descriptor) [pid 718] close(7) = -1 EBADF (Bad file descriptor) [pid 718] close(8) = -1 EBADF (Bad file descriptor) [pid 718] close(9) = -1 EBADF (Bad file descriptor) [pid 718] close(10) = -1 EBADF (Bad file descriptor) [pid 718] close(11) = -1 EBADF (Bad file descriptor) [pid 718] close(12) = -1 EBADF (Bad file descriptor) [pid 718] close(13) = -1 EBADF (Bad file descriptor) [pid 718] close(14) = -1 EBADF (Bad file descriptor) [pid 718] close(15) = -1 EBADF (Bad file descriptor) [pid 718] close(16) = -1 EBADF (Bad file descriptor) [pid 718] close(17) = -1 EBADF (Bad file descriptor) [pid 718] close(18) = -1 EBADF (Bad file descriptor) [pid 718] close(19) = -1 EBADF (Bad file descriptor) [pid 718] close(20) = -1 EBADF (Bad file descriptor) [pid 718] close(21) = -1 EBADF (Bad file descriptor) [pid 718] close(22) = -1 EBADF (Bad file descriptor) [pid 718] close(23) = -1 EBADF (Bad file descriptor) [pid 718] close(24) = -1 EBADF (Bad file descriptor) [pid 718] close(25) = -1 EBADF (Bad file descriptor) [pid 718] close(26) = -1 EBADF (Bad file descriptor) [pid 718] close(27) = -1 EBADF (Bad file descriptor) [pid 718] close(28) = -1 EBADF (Bad file descriptor) [pid 718] close(29) = -1 EBADF (Bad file descriptor) [pid 718] exit_group(0) = ? [pid 718] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./419", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./419", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./419/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./419/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./419/binderfs") = 0 [pid 298] umount2("./419/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./419/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./419/cgroup.net") = 0 [pid 298] umount2("./419/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./419/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./419/cgroup.cpu") = 0 [pid 298] umount2("./419/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./419/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./419/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./419") = 0 [pid 298] mkdir("./420", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 719 attached [pid 719] set_robust_list(0x555574184760, 24) = 0 [pid 719] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 422 [pid 719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 719] chdir("./420") = 0 [pid 719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 719] setpgid(0, 0) = 0 [pid 719] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 719] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 719] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 719] write(3, "1000", 4) = 4 [pid 719] close(3) = 0 [pid 719] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 719] write(1, "executing program\n", 18) = 18 [pid 719] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 719] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 719] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 719] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 719] close(3) = 0 [pid 719] close(4) = 0 [pid 719] close(5) = -1 EBADF (Bad file descriptor) [pid 719] close(6) = -1 EBADF (Bad file descriptor) [pid 719] close(7) = -1 EBADF (Bad file descriptor) [pid 719] close(8) = -1 EBADF (Bad file descriptor) [pid 719] close(9) = -1 EBADF (Bad file descriptor) [pid 719] close(10) = -1 EBADF (Bad file descriptor) [pid 719] close(11) = -1 EBADF (Bad file descriptor) [pid 719] close(12) = -1 EBADF (Bad file descriptor) [pid 719] close(13) = -1 EBADF (Bad file descriptor) [pid 719] close(14) = -1 EBADF (Bad file descriptor) [pid 719] close(15) = -1 EBADF (Bad file descriptor) [pid 719] close(16) = -1 EBADF (Bad file descriptor) [pid 719] close(17) = -1 EBADF (Bad file descriptor) [pid 719] close(18) = -1 EBADF (Bad file descriptor) [pid 719] close(19) = -1 EBADF (Bad file descriptor) [pid 719] close(20) = -1 EBADF (Bad file descriptor) [pid 719] close(21) = -1 EBADF (Bad file descriptor) [pid 719] close(22) = -1 EBADF (Bad file descriptor) [pid 719] close(23) = -1 EBADF (Bad file descriptor) [pid 719] close(24) = -1 EBADF (Bad file descriptor) [pid 719] close(25) = -1 EBADF (Bad file descriptor) [pid 719] close(26) = -1 EBADF (Bad file descriptor) [pid 719] close(27) = -1 EBADF (Bad file descriptor) [pid 719] close(28) = -1 EBADF (Bad file descriptor) [pid 719] close(29) = -1 EBADF (Bad file descriptor) [pid 719] exit_group(0) = ? [pid 719] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./420", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./420", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./420/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./420/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./420/binderfs") = 0 [pid 298] umount2("./420/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./420/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./420/cgroup.net") = 0 [pid 298] umount2("./420/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./420/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./420/cgroup.cpu") = 0 [pid 298] umount2("./420/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./420/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./420/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./420") = 0 [pid 298] mkdir("./421", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 720 attached [pid 720] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 423 [pid 720] <... set_robust_list resumed>) = 0 [pid 720] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 720] chdir("./421") = 0 [pid 720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 720] setpgid(0, 0) = 0 [pid 720] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 720] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 720] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 720] write(3, "1000", 4) = 4 [pid 720] close(3) = 0 [pid 720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 720] write(1, "executing program\n", 18) = 18 [pid 720] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 720] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 720] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 720] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 720] close(3) = 0 [pid 720] close(4) = 0 [pid 720] close(5) = -1 EBADF (Bad file descriptor) [pid 720] close(6) = -1 EBADF (Bad file descriptor) [pid 720] close(7) = -1 EBADF (Bad file descriptor) [pid 720] close(8) = -1 EBADF (Bad file descriptor) [pid 720] close(9) = -1 EBADF (Bad file descriptor) [pid 720] close(10) = -1 EBADF (Bad file descriptor) [pid 720] close(11) = -1 EBADF (Bad file descriptor) [pid 720] close(12) = -1 EBADF (Bad file descriptor) [pid 720] close(13) = -1 EBADF (Bad file descriptor) [pid 720] close(14) = -1 EBADF (Bad file descriptor) [pid 720] close(15) = -1 EBADF (Bad file descriptor) [pid 720] close(16) = -1 EBADF (Bad file descriptor) [pid 720] close(17) = -1 EBADF (Bad file descriptor) [pid 720] close(18) = -1 EBADF (Bad file descriptor) [pid 720] close(19) = -1 EBADF (Bad file descriptor) [pid 720] close(20) = -1 EBADF (Bad file descriptor) [pid 720] close(21) = -1 EBADF (Bad file descriptor) [pid 720] close(22) = -1 EBADF (Bad file descriptor) [pid 720] close(23) = -1 EBADF (Bad file descriptor) [pid 720] close(24) = -1 EBADF (Bad file descriptor) [pid 720] close(25) = -1 EBADF (Bad file descriptor) [pid 720] close(26) = -1 EBADF (Bad file descriptor) [pid 720] close(27) = -1 EBADF (Bad file descriptor) [pid 720] close(28) = -1 EBADF (Bad file descriptor) [pid 720] close(29) = -1 EBADF (Bad file descriptor) [pid 720] exit_group(0) = ? [pid 720] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./421", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./421", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./421/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./421/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./421/binderfs") = 0 [pid 298] umount2("./421/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./421/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./421/cgroup.net") = 0 [pid 298] umount2("./421/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./421/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./421/cgroup.cpu") = 0 [pid 298] umount2("./421/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./421/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./421/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./421") = 0 [pid 298] mkdir("./422", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 721 attached [pid 721] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 424 [pid 721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 721] chdir("./422") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 721] setpgid(0, 0) = 0 [pid 721] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 721] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 721] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 721] write(3, "1000", 4) = 4 [pid 721] close(3) = 0 [pid 721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 721] write(1, "executing program\n", 18) = 18 executing program [pid 721] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 721] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 721] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 721] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 721] close(3) = 0 [pid 721] close(4) = 0 [pid 721] close(5) = -1 EBADF (Bad file descriptor) [pid 721] close(6) = -1 EBADF (Bad file descriptor) [pid 721] close(7) = -1 EBADF (Bad file descriptor) [pid 721] close(8) = -1 EBADF (Bad file descriptor) [pid 721] close(9) = -1 EBADF (Bad file descriptor) [pid 721] close(10) = -1 EBADF (Bad file descriptor) [pid 721] close(11) = -1 EBADF (Bad file descriptor) [pid 721] close(12) = -1 EBADF (Bad file descriptor) [pid 721] close(13) = -1 EBADF (Bad file descriptor) [pid 721] close(14) = -1 EBADF (Bad file descriptor) [pid 721] close(15) = -1 EBADF (Bad file descriptor) [pid 721] close(16) = -1 EBADF (Bad file descriptor) [pid 721] close(17) = -1 EBADF (Bad file descriptor) [pid 721] close(18) = -1 EBADF (Bad file descriptor) [pid 721] close(19) = -1 EBADF (Bad file descriptor) [pid 721] close(20) = -1 EBADF (Bad file descriptor) [pid 721] close(21) = -1 EBADF (Bad file descriptor) [pid 721] close(22) = -1 EBADF (Bad file descriptor) [pid 721] close(23) = -1 EBADF (Bad file descriptor) [pid 721] close(24) = -1 EBADF (Bad file descriptor) [pid 721] close(25) = -1 EBADF (Bad file descriptor) [pid 721] close(26) = -1 EBADF (Bad file descriptor) [pid 721] close(27) = -1 EBADF (Bad file descriptor) [pid 721] close(28) = -1 EBADF (Bad file descriptor) [pid 721] close(29) = -1 EBADF (Bad file descriptor) [pid 721] exit_group(0) = ? [pid 721] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./422", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./422", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./422/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./422/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./422/binderfs") = 0 [pid 298] umount2("./422/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./422/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./422/cgroup.net") = 0 [pid 298] umount2("./422/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./422/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./422/cgroup.cpu") = 0 [pid 298] umount2("./422/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./422/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./422/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./422") = 0 [pid 298] mkdir("./423", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 722 attached [pid 722] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 425 [pid 722] <... set_robust_list resumed>) = 0 [pid 722] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 722] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 722] chdir("./423") = 0 [pid 722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 722] setpgid(0, 0) = 0 [pid 722] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 722] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 722] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 722] write(3, "1000", 4) = 4 [pid 722] close(3) = 0 [pid 722] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 722] write(1, "executing program\n", 18) = 18 [pid 722] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 722] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 722] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 722] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 722] close(3) = 0 [pid 722] close(4) = 0 [pid 722] close(5) = -1 EBADF (Bad file descriptor) [pid 722] close(6) = -1 EBADF (Bad file descriptor) [pid 722] close(7) = -1 EBADF (Bad file descriptor) [pid 722] close(8) = -1 EBADF (Bad file descriptor) [pid 722] close(9) = -1 EBADF (Bad file descriptor) [pid 722] close(10) = -1 EBADF (Bad file descriptor) [pid 722] close(11) = -1 EBADF (Bad file descriptor) [pid 722] close(12) = -1 EBADF (Bad file descriptor) [pid 722] close(13) = -1 EBADF (Bad file descriptor) [pid 722] close(14) = -1 EBADF (Bad file descriptor) [pid 722] close(15) = -1 EBADF (Bad file descriptor) [pid 722] close(16) = -1 EBADF (Bad file descriptor) [pid 722] close(17) = -1 EBADF (Bad file descriptor) [pid 722] close(18) = -1 EBADF (Bad file descriptor) [pid 722] close(19) = -1 EBADF (Bad file descriptor) [pid 722] close(20) = -1 EBADF (Bad file descriptor) [pid 722] close(21) = -1 EBADF (Bad file descriptor) [pid 722] close(22) = -1 EBADF (Bad file descriptor) [pid 722] close(23) = -1 EBADF (Bad file descriptor) [pid 722] close(24) = -1 EBADF (Bad file descriptor) [pid 722] close(25) = -1 EBADF (Bad file descriptor) [pid 722] close(26) = -1 EBADF (Bad file descriptor) [pid 722] close(27) = -1 EBADF (Bad file descriptor) [pid 722] close(28) = -1 EBADF (Bad file descriptor) [pid 722] close(29) = -1 EBADF (Bad file descriptor) [pid 722] exit_group(0) = ? [pid 722] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./423", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./423", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./423/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./423/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./423/binderfs") = 0 [pid 298] umount2("./423/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./423/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./423/cgroup.net") = 0 [pid 298] umount2("./423/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./423/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./423/cgroup.cpu") = 0 [pid 298] umount2("./423/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./423/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./423/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./423") = 0 [pid 298] mkdir("./424", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 723 attached , child_tidptr=0x555574184750) = 426 [pid 723] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 723] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 723] chdir("./424") = 0 [pid 723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 723] setpgid(0, 0) = 0 [pid 723] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 723] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 723] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 723] write(3, "1000", 4) = 4 [pid 723] close(3) = 0 [pid 723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 723] write(1, "executing program\n", 18) = 18 [pid 723] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 723] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 723] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 723] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 723] close(3) = 0 [pid 723] close(4) = 0 [pid 723] close(5) = -1 EBADF (Bad file descriptor) [pid 723] close(6) = -1 EBADF (Bad file descriptor) [pid 723] close(7) = -1 EBADF (Bad file descriptor) [pid 723] close(8) = -1 EBADF (Bad file descriptor) [pid 723] close(9) = -1 EBADF (Bad file descriptor) [pid 723] close(10) = -1 EBADF (Bad file descriptor) [pid 723] close(11) = -1 EBADF (Bad file descriptor) [pid 723] close(12) = -1 EBADF (Bad file descriptor) [pid 723] close(13) = -1 EBADF (Bad file descriptor) [pid 723] close(14) = -1 EBADF (Bad file descriptor) [pid 723] close(15) = -1 EBADF (Bad file descriptor) [pid 723] close(16) = -1 EBADF (Bad file descriptor) [pid 723] close(17) = -1 EBADF (Bad file descriptor) [pid 723] close(18) = -1 EBADF (Bad file descriptor) [pid 723] close(19) = -1 EBADF (Bad file descriptor) [pid 723] close(20) = -1 EBADF (Bad file descriptor) [pid 723] close(21) = -1 EBADF (Bad file descriptor) [pid 723] close(22) = -1 EBADF (Bad file descriptor) [pid 723] close(23) = -1 EBADF (Bad file descriptor) [pid 723] close(24) = -1 EBADF (Bad file descriptor) [pid 723] close(25) = -1 EBADF (Bad file descriptor) [pid 723] close(26) = -1 EBADF (Bad file descriptor) [pid 723] close(27) = -1 EBADF (Bad file descriptor) [pid 723] close(28) = -1 EBADF (Bad file descriptor) [pid 723] close(29) = -1 EBADF (Bad file descriptor) [pid 723] exit_group(0) = ? [pid 723] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./424", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./424", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./424/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./424/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./424/binderfs") = 0 [pid 298] umount2("./424/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./424/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./424/cgroup.net") = 0 [pid 298] umount2("./424/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./424/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./424/cgroup.cpu") = 0 [pid 298] umount2("./424/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./424/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./424/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./424") = 0 [pid 298] mkdir("./425", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 724 attached [pid 724] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 427 [pid 724] <... set_robust_list resumed>) = 0 [pid 724] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 724] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 724] chdir("./425" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 724] <... chdir resumed>) = 0 [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 724] setpgid(0, 0) = 0 [pid 724] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 724] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 724] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 724] write(3, "1000", 4) = 4 [pid 724] close(3) = 0 [pid 724] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 724] write(1, "executing program\n", 18) = 18 [pid 724] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 724] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 724] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 724] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 724] close(3) = 0 [pid 724] close(4) = 0 [pid 724] close(5) = -1 EBADF (Bad file descriptor) [pid 724] close(6) = -1 EBADF (Bad file descriptor) [pid 724] close(7) = -1 EBADF (Bad file descriptor) [pid 724] close(8) = -1 EBADF (Bad file descriptor) [pid 724] close(9) = -1 EBADF (Bad file descriptor) [pid 724] close(10) = -1 EBADF (Bad file descriptor) [pid 724] close(11) = -1 EBADF (Bad file descriptor) [pid 724] close(12) = -1 EBADF (Bad file descriptor) [pid 724] close(13) = -1 EBADF (Bad file descriptor) [pid 724] close(14) = -1 EBADF (Bad file descriptor) [pid 724] close(15) = -1 EBADF (Bad file descriptor) [pid 724] close(16) = -1 EBADF (Bad file descriptor) [pid 724] close(17) = -1 EBADF (Bad file descriptor) [pid 724] close(18) = -1 EBADF (Bad file descriptor) [pid 724] close(19) = -1 EBADF (Bad file descriptor) [pid 724] close(20) = -1 EBADF (Bad file descriptor) [pid 724] close(21) = -1 EBADF (Bad file descriptor) [pid 724] close(22) = -1 EBADF (Bad file descriptor) [pid 724] close(23) = -1 EBADF (Bad file descriptor) [pid 724] close(24) = -1 EBADF (Bad file descriptor) [pid 724] close(25) = -1 EBADF (Bad file descriptor) [pid 724] close(26) = -1 EBADF (Bad file descriptor) [pid 724] close(27) = -1 EBADF (Bad file descriptor) [pid 724] close(28) = -1 EBADF (Bad file descriptor) [pid 724] close(29) = -1 EBADF (Bad file descriptor) [pid 724] exit_group(0) = ? [pid 724] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./425", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./425", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./425/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./425/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./425/binderfs") = 0 [pid 298] umount2("./425/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./425/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./425/cgroup.net") = 0 [pid 298] umount2("./425/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./425/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./425/cgroup.cpu") = 0 [pid 298] umount2("./425/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./425/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./425/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./425") = 0 [pid 298] mkdir("./426", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 725 attached , child_tidptr=0x555574184750) = 428 [pid 725] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 725] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 725] chdir("./426") = 0 [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 725] setpgid(0, 0) = 0 [pid 725] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 725] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 725] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 725] write(3, "1000", 4) = 4 [pid 725] close(3) = 0 [pid 725] symlink("/dev/binderfs", "./binderfs") = 0 [pid 725] write(1, "executing program\n", 18) = 18 executing program [pid 725] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 725] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 725] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 725] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 725] close(3) = 0 [pid 725] close(4) = 0 [pid 725] close(5) = -1 EBADF (Bad file descriptor) [pid 725] close(6) = -1 EBADF (Bad file descriptor) [pid 725] close(7) = -1 EBADF (Bad file descriptor) [pid 725] close(8) = -1 EBADF (Bad file descriptor) [pid 725] close(9) = -1 EBADF (Bad file descriptor) [pid 725] close(10) = -1 EBADF (Bad file descriptor) [pid 725] close(11) = -1 EBADF (Bad file descriptor) [pid 725] close(12) = -1 EBADF (Bad file descriptor) [pid 725] close(13) = -1 EBADF (Bad file descriptor) [pid 725] close(14) = -1 EBADF (Bad file descriptor) [pid 725] close(15) = -1 EBADF (Bad file descriptor) [pid 725] close(16) = -1 EBADF (Bad file descriptor) [pid 725] close(17) = -1 EBADF (Bad file descriptor) [pid 725] close(18) = -1 EBADF (Bad file descriptor) [pid 725] close(19) = -1 EBADF (Bad file descriptor) [pid 725] close(20) = -1 EBADF (Bad file descriptor) [pid 725] close(21) = -1 EBADF (Bad file descriptor) [pid 725] close(22) = -1 EBADF (Bad file descriptor) [pid 725] close(23) = -1 EBADF (Bad file descriptor) [pid 725] close(24) = -1 EBADF (Bad file descriptor) [pid 725] close(25) = -1 EBADF (Bad file descriptor) [pid 725] close(26) = -1 EBADF (Bad file descriptor) [pid 725] close(27) = -1 EBADF (Bad file descriptor) [pid 725] close(28) = -1 EBADF (Bad file descriptor) [pid 725] close(29) = -1 EBADF (Bad file descriptor) [pid 725] exit_group(0) = ? [pid 725] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./426", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./426", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./426/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./426/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./426/binderfs") = 0 [pid 298] umount2("./426/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./426/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./426/cgroup.net") = 0 [pid 298] umount2("./426/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./426/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./426/cgroup.cpu") = 0 [pid 298] umount2("./426/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./426/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./426/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./426") = 0 [pid 298] mkdir("./427", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 726 attached [pid 726] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 429 [pid 726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 726] chdir("./427") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 726] setpgid(0, 0) = 0 [pid 726] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 726] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 726] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 726] write(3, "1000", 4) = 4 [pid 726] close(3) = 0 [pid 726] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 726] write(1, "executing program\n", 18) = 18 [pid 726] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 726] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 726] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 726] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 726] close(3) = 0 [pid 726] close(4) = 0 [pid 726] close(5) = -1 EBADF (Bad file descriptor) [pid 726] close(6) = -1 EBADF (Bad file descriptor) [pid 726] close(7) = -1 EBADF (Bad file descriptor) [pid 726] close(8) = -1 EBADF (Bad file descriptor) [pid 726] close(9) = -1 EBADF (Bad file descriptor) [pid 726] close(10) = -1 EBADF (Bad file descriptor) [pid 726] close(11) = -1 EBADF (Bad file descriptor) [pid 726] close(12) = -1 EBADF (Bad file descriptor) [pid 726] close(13) = -1 EBADF (Bad file descriptor) [pid 726] close(14) = -1 EBADF (Bad file descriptor) [pid 726] close(15) = -1 EBADF (Bad file descriptor) [pid 726] close(16) = -1 EBADF (Bad file descriptor) [pid 726] close(17) = -1 EBADF (Bad file descriptor) [pid 726] close(18) = -1 EBADF (Bad file descriptor) [pid 726] close(19) = -1 EBADF (Bad file descriptor) [pid 726] close(20) = -1 EBADF (Bad file descriptor) [pid 726] close(21) = -1 EBADF (Bad file descriptor) [pid 726] close(22) = -1 EBADF (Bad file descriptor) [pid 726] close(23) = -1 EBADF (Bad file descriptor) [pid 726] close(24) = -1 EBADF (Bad file descriptor) [pid 726] close(25) = -1 EBADF (Bad file descriptor) [pid 726] close(26) = -1 EBADF (Bad file descriptor) [pid 726] close(27) = -1 EBADF (Bad file descriptor) [pid 726] close(28) = -1 EBADF (Bad file descriptor) [pid 726] close(29) = -1 EBADF (Bad file descriptor) [pid 726] exit_group(0) = ? [pid 726] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./427", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./427", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./427/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./427/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./427/binderfs") = 0 [pid 298] umount2("./427/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./427/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./427/cgroup.net") = 0 [pid 298] umount2("./427/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./427/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./427/cgroup.cpu") = 0 [pid 298] umount2("./427/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./427/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./427/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./427") = 0 [pid 298] mkdir("./428", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 727 attached [pid 727] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 430 [pid 727] <... set_robust_list resumed>) = 0 [pid 727] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 727] chdir("./428") = 0 [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 727] setpgid(0, 0) = 0 [pid 727] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 727] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 727] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 727] write(3, "1000", 4) = 4 [pid 727] close(3) = 0 [pid 727] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 727] write(1, "executing program\n", 18) = 18 [pid 727] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 727] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 727] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 727] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 727] close(3) = 0 [pid 727] close(4) = 0 [pid 727] close(5) = -1 EBADF (Bad file descriptor) [pid 727] close(6) = -1 EBADF (Bad file descriptor) [pid 727] close(7) = -1 EBADF (Bad file descriptor) [pid 727] close(8) = -1 EBADF (Bad file descriptor) [pid 727] close(9) = -1 EBADF (Bad file descriptor) [pid 727] close(10) = -1 EBADF (Bad file descriptor) [pid 727] close(11) = -1 EBADF (Bad file descriptor) [pid 727] close(12) = -1 EBADF (Bad file descriptor) [pid 727] close(13) = -1 EBADF (Bad file descriptor) [pid 727] close(14) = -1 EBADF (Bad file descriptor) [pid 727] close(15) = -1 EBADF (Bad file descriptor) [pid 727] close(16) = -1 EBADF (Bad file descriptor) [pid 727] close(17) = -1 EBADF (Bad file descriptor) [pid 727] close(18) = -1 EBADF (Bad file descriptor) [pid 727] close(19) = -1 EBADF (Bad file descriptor) [pid 727] close(20) = -1 EBADF (Bad file descriptor) [pid 727] close(21) = -1 EBADF (Bad file descriptor) [pid 727] close(22) = -1 EBADF (Bad file descriptor) [pid 727] close(23) = -1 EBADF (Bad file descriptor) [pid 727] close(24) = -1 EBADF (Bad file descriptor) [pid 727] close(25) = -1 EBADF (Bad file descriptor) [pid 727] close(26) = -1 EBADF (Bad file descriptor) [pid 727] close(27) = -1 EBADF (Bad file descriptor) [pid 727] close(28) = -1 EBADF (Bad file descriptor) [pid 727] close(29) = -1 EBADF (Bad file descriptor) [pid 727] exit_group(0) = ? [pid 727] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./428", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./428", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./428/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./428/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./428/binderfs") = 0 [pid 298] umount2("./428/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./428/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./428/cgroup.net") = 0 [pid 298] umount2("./428/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./428/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./428/cgroup.cpu") = 0 [pid 298] umount2("./428/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./428/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./428/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./428") = 0 [pid 298] mkdir("./429", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 728 attached , child_tidptr=0x555574184750) = 431 [pid 728] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 728] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 728] chdir("./429") = 0 [pid 728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 728] setpgid(0, 0) = 0 [pid 728] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 728] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 728] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 728] write(3, "1000", 4) = 4 [pid 728] close(3) = 0 [pid 728] symlink("/dev/binderfs", "./binderfs") = 0 [pid 728] write(1, "executing program\n", 18) = 18 [pid 728] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 728] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 728] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 728] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 728] close(3) = 0 [pid 728] close(4) = 0 [pid 728] close(5) = -1 EBADF (Bad file descriptor) [pid 728] close(6) = -1 EBADF (Bad file descriptor) [pid 728] close(7) = -1 EBADF (Bad file descriptor) [pid 728] close(8) = -1 EBADF (Bad file descriptor) [pid 728] close(9) = -1 EBADF (Bad file descriptor) [pid 728] close(10) = -1 EBADF (Bad file descriptor) [pid 728] close(11) = -1 EBADF (Bad file descriptor) [pid 728] close(12) = -1 EBADF (Bad file descriptor) [pid 728] close(13) = -1 EBADF (Bad file descriptor) [pid 728] close(14) = -1 EBADF (Bad file descriptor) [pid 728] close(15) = -1 EBADF (Bad file descriptor) [pid 728] close(16) = -1 EBADF (Bad file descriptor) [pid 728] close(17) = -1 EBADF (Bad file descriptor) [pid 728] close(18) = -1 EBADF (Bad file descriptor) [pid 728] close(19) = -1 EBADF (Bad file descriptor) [pid 728] close(20) = -1 EBADF (Bad file descriptor) [pid 728] close(21) = -1 EBADF (Bad file descriptor) [pid 728] close(22) = -1 EBADF (Bad file descriptor) [pid 728] close(23) = -1 EBADF (Bad file descriptor) [pid 728] close(24) = -1 EBADF (Bad file descriptor) [pid 728] close(25) = -1 EBADF (Bad file descriptor) [pid 728] close(26) = -1 EBADF (Bad file descriptor) [pid 728] close(27) = -1 EBADF (Bad file descriptor) [pid 728] close(28) = -1 EBADF (Bad file descriptor) [pid 728] close(29) = -1 EBADF (Bad file descriptor) [pid 728] exit_group(0) = ? [pid 728] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./429", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./429", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./429/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./429/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./429/binderfs") = 0 [pid 298] umount2("./429/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./429/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./429/cgroup.net") = 0 [pid 298] umount2("./429/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./429/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./429/cgroup.cpu") = 0 [pid 298] umount2("./429/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./429/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./429/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./429") = 0 [pid 298] mkdir("./430", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 729 attached [pid 729] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 432 [pid 729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 729] chdir("./430" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 729] <... chdir resumed>) = 0 [pid 729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 729] <... prctl resumed>) = 0 [pid 729] setpgid(0, 0) = 0 [pid 729] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 729] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 729] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 729] write(3, "1000", 4) = 4 [pid 729] close(3) = 0 [pid 729] symlink("/dev/binderfs", "./binderfs") = 0 [pid 729] write(1, "executing program\n", 18) = 18 executing program [pid 729] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 729] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 729] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 729] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 729] close(3) = 0 [pid 729] close(4) = 0 [pid 729] close(5) = -1 EBADF (Bad file descriptor) [pid 729] close(6) = -1 EBADF (Bad file descriptor) [pid 729] close(7) = -1 EBADF (Bad file descriptor) [pid 729] close(8) = -1 EBADF (Bad file descriptor) [pid 729] close(9) = -1 EBADF (Bad file descriptor) [pid 729] close(10) = -1 EBADF (Bad file descriptor) [pid 729] close(11) = -1 EBADF (Bad file descriptor) [pid 729] close(12) = -1 EBADF (Bad file descriptor) [pid 729] close(13) = -1 EBADF (Bad file descriptor) [pid 729] close(14) = -1 EBADF (Bad file descriptor) [pid 729] close(15) = -1 EBADF (Bad file descriptor) [pid 729] close(16) = -1 EBADF (Bad file descriptor) [pid 729] close(17) = -1 EBADF (Bad file descriptor) [pid 729] close(18) = -1 EBADF (Bad file descriptor) [pid 729] close(19) = -1 EBADF (Bad file descriptor) [pid 729] close(20) = -1 EBADF (Bad file descriptor) [pid 729] close(21) = -1 EBADF (Bad file descriptor) [pid 729] close(22) = -1 EBADF (Bad file descriptor) [pid 729] close(23) = -1 EBADF (Bad file descriptor) [pid 729] close(24) = -1 EBADF (Bad file descriptor) [pid 729] close(25) = -1 EBADF (Bad file descriptor) [pid 729] close(26) = -1 EBADF (Bad file descriptor) [pid 729] close(27) = -1 EBADF (Bad file descriptor) [pid 729] close(28) = -1 EBADF (Bad file descriptor) [pid 729] close(29) = -1 EBADF (Bad file descriptor) [pid 729] exit_group(0) = ? [pid 729] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./430", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./430", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./430/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./430/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./430/binderfs") = 0 [pid 298] umount2("./430/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./430/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./430/cgroup.net") = 0 [pid 298] umount2("./430/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./430/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./430/cgroup.cpu") = 0 [pid 298] umount2("./430/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./430/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./430/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./430") = 0 [pid 298] mkdir("./431", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 730 attached , child_tidptr=0x555574184750) = 433 [pid 730] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 730] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 730] chdir("./431") = 0 [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 730] setpgid(0, 0) = 0 [pid 730] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 730] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 730] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 730] write(3, "1000", 4) = 4 [pid 730] close(3) = 0 [pid 730] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 730] write(1, "executing program\n", 18) = 18 [pid 730] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 730] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 730] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 730] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 730] close(3) = 0 [pid 730] close(4) = 0 [pid 730] close(5) = -1 EBADF (Bad file descriptor) [pid 730] close(6) = -1 EBADF (Bad file descriptor) [pid 730] close(7) = -1 EBADF (Bad file descriptor) [pid 730] close(8) = -1 EBADF (Bad file descriptor) [pid 730] close(9) = -1 EBADF (Bad file descriptor) [pid 730] close(10) = -1 EBADF (Bad file descriptor) [pid 730] close(11) = -1 EBADF (Bad file descriptor) [pid 730] close(12) = -1 EBADF (Bad file descriptor) [pid 730] close(13) = -1 EBADF (Bad file descriptor) [pid 730] close(14) = -1 EBADF (Bad file descriptor) [pid 730] close(15) = -1 EBADF (Bad file descriptor) [pid 730] close(16) = -1 EBADF (Bad file descriptor) [pid 730] close(17) = -1 EBADF (Bad file descriptor) [pid 730] close(18) = -1 EBADF (Bad file descriptor) [pid 730] close(19) = -1 EBADF (Bad file descriptor) [pid 730] close(20) = -1 EBADF (Bad file descriptor) [pid 730] close(21) = -1 EBADF (Bad file descriptor) [pid 730] close(22) = -1 EBADF (Bad file descriptor) [pid 730] close(23) = -1 EBADF (Bad file descriptor) [pid 730] close(24) = -1 EBADF (Bad file descriptor) [pid 730] close(25) = -1 EBADF (Bad file descriptor) [pid 730] close(26) = -1 EBADF (Bad file descriptor) [pid 730] close(27) = -1 EBADF (Bad file descriptor) [pid 730] close(28) = -1 EBADF (Bad file descriptor) [pid 730] close(29) = -1 EBADF (Bad file descriptor) [pid 730] exit_group(0) = ? [pid 730] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./431", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./431", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./431/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./431/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./431/binderfs") = 0 [pid 298] umount2("./431/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./431/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./431/cgroup.net") = 0 [pid 298] umount2("./431/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./431/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./431/cgroup.cpu") = 0 [pid 298] umount2("./431/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./431/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./431/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./431") = 0 [pid 298] mkdir("./432", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 731 attached [pid 731] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 434 [pid 731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 731] chdir("./432") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 731] setpgid(0, 0) = 0 [pid 731] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 731] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 731] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 731] write(3, "1000", 4) = 4 [pid 731] close(3) = 0 [pid 731] symlink("/dev/binderfs", "./binderfs") = 0 [pid 731] write(1, "executing program\n", 18) = 18 executing program [pid 731] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 731] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 731] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 731] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 731] close(3) = 0 [pid 731] close(4) = 0 [pid 731] close(5) = -1 EBADF (Bad file descriptor) [pid 731] close(6) = -1 EBADF (Bad file descriptor) [pid 731] close(7) = -1 EBADF (Bad file descriptor) [pid 731] close(8) = -1 EBADF (Bad file descriptor) [pid 731] close(9) = -1 EBADF (Bad file descriptor) [pid 731] close(10) = -1 EBADF (Bad file descriptor) [pid 731] close(11) = -1 EBADF (Bad file descriptor) [pid 731] close(12) = -1 EBADF (Bad file descriptor) [pid 731] close(13) = -1 EBADF (Bad file descriptor) [pid 731] close(14) = -1 EBADF (Bad file descriptor) [pid 731] close(15) = -1 EBADF (Bad file descriptor) [pid 731] close(16) = -1 EBADF (Bad file descriptor) [pid 731] close(17) = -1 EBADF (Bad file descriptor) [pid 731] close(18) = -1 EBADF (Bad file descriptor) [pid 731] close(19) = -1 EBADF (Bad file descriptor) [pid 731] close(20) = -1 EBADF (Bad file descriptor) [pid 731] close(21) = -1 EBADF (Bad file descriptor) [pid 731] close(22) = -1 EBADF (Bad file descriptor) [pid 731] close(23) = -1 EBADF (Bad file descriptor) [pid 731] close(24) = -1 EBADF (Bad file descriptor) [pid 731] close(25) = -1 EBADF (Bad file descriptor) [pid 731] close(26) = -1 EBADF (Bad file descriptor) [pid 731] close(27) = -1 EBADF (Bad file descriptor) [pid 731] close(28) = -1 EBADF (Bad file descriptor) [pid 731] close(29) = -1 EBADF (Bad file descriptor) [pid 731] exit_group(0) = ? [pid 731] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./432", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./432", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./432/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./432/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./432/binderfs") = 0 [pid 298] umount2("./432/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./432/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./432/cgroup.net") = 0 [pid 298] umount2("./432/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./432/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./432/cgroup.cpu") = 0 [pid 298] umount2("./432/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./432/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./432/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./432") = 0 [pid 298] mkdir("./433", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 732 attached , child_tidptr=0x555574184750) = 435 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 732] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 732] <... set_robust_list resumed>) = 0 [pid 732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 732] chdir("./433") = 0 [pid 732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 732] setpgid(0, 0) = 0 [pid 732] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 732] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 732] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 732] write(3, "1000", 4) = 4 [pid 732] close(3) = 0 [pid 732] symlink("/dev/binderfs", "./binderfs") = 0 [pid 732] write(1, "executing program\n", 18) = 18 executing program [pid 732] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 732] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 732] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 732] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 732] close(3) = 0 [pid 732] close(4) = 0 [pid 732] close(5) = -1 EBADF (Bad file descriptor) [pid 732] close(6) = -1 EBADF (Bad file descriptor) [pid 732] close(7) = -1 EBADF (Bad file descriptor) [pid 732] close(8) = -1 EBADF (Bad file descriptor) [pid 732] close(9) = -1 EBADF (Bad file descriptor) [pid 732] close(10) = -1 EBADF (Bad file descriptor) [pid 732] close(11) = -1 EBADF (Bad file descriptor) [pid 732] close(12) = -1 EBADF (Bad file descriptor) [pid 732] close(13) = -1 EBADF (Bad file descriptor) [pid 732] close(14) = -1 EBADF (Bad file descriptor) [pid 732] close(15) = -1 EBADF (Bad file descriptor) [pid 732] close(16) = -1 EBADF (Bad file descriptor) [pid 732] close(17) = -1 EBADF (Bad file descriptor) [pid 732] close(18) = -1 EBADF (Bad file descriptor) [pid 732] close(19) = -1 EBADF (Bad file descriptor) [pid 732] close(20) = -1 EBADF (Bad file descriptor) [pid 732] close(21) = -1 EBADF (Bad file descriptor) [pid 732] close(22) = -1 EBADF (Bad file descriptor) [pid 732] close(23) = -1 EBADF (Bad file descriptor) [pid 732] close(24) = -1 EBADF (Bad file descriptor) [pid 732] close(25) = -1 EBADF (Bad file descriptor) [pid 732] close(26) = -1 EBADF (Bad file descriptor) [pid 732] close(27) = -1 EBADF (Bad file descriptor) [pid 732] close(28) = -1 EBADF (Bad file descriptor) [pid 732] close(29) = -1 EBADF (Bad file descriptor) [pid 732] exit_group(0) = ? [pid 732] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./433", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./433", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./433/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./433/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./433/binderfs") = 0 [pid 298] umount2("./433/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./433/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./433/cgroup.net") = 0 [pid 298] umount2("./433/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./433/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./433/cgroup.cpu") = 0 [pid 298] umount2("./433/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./433/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./433/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./433") = 0 [pid 298] mkdir("./434", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 733 attached [pid 733] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 436 [pid 733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 733] chdir("./434" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 733] <... chdir resumed>) = 0 [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 733] setpgid(0, 0) = 0 [pid 733] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 733] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 733] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 733] write(3, "1000", 4) = 4 [pid 733] close(3) = 0 [pid 733] symlink("/dev/binderfs", "./binderfs") = 0 [pid 733] write(1, "executing program\n", 18) = 18 executing program [pid 733] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 733] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 733] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 733] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 733] close(3) = 0 [pid 733] close(4) = 0 [pid 733] close(5) = -1 EBADF (Bad file descriptor) [pid 733] close(6) = -1 EBADF (Bad file descriptor) [pid 733] close(7) = -1 EBADF (Bad file descriptor) [pid 733] close(8) = -1 EBADF (Bad file descriptor) [pid 733] close(9) = -1 EBADF (Bad file descriptor) [pid 733] close(10) = -1 EBADF (Bad file descriptor) [pid 733] close(11) = -1 EBADF (Bad file descriptor) [pid 733] close(12) = -1 EBADF (Bad file descriptor) [pid 733] close(13) = -1 EBADF (Bad file descriptor) [pid 733] close(14) = -1 EBADF (Bad file descriptor) [pid 733] close(15) = -1 EBADF (Bad file descriptor) [pid 733] close(16) = -1 EBADF (Bad file descriptor) [pid 733] close(17) = -1 EBADF (Bad file descriptor) [pid 733] close(18) = -1 EBADF (Bad file descriptor) [pid 733] close(19) = -1 EBADF (Bad file descriptor) [pid 733] close(20) = -1 EBADF (Bad file descriptor) [pid 733] close(21) = -1 EBADF (Bad file descriptor) [pid 733] close(22) = -1 EBADF (Bad file descriptor) [pid 733] close(23) = -1 EBADF (Bad file descriptor) [pid 733] close(24) = -1 EBADF (Bad file descriptor) [pid 733] close(25) = -1 EBADF (Bad file descriptor) [pid 733] close(26) = -1 EBADF (Bad file descriptor) [pid 733] close(27) = -1 EBADF (Bad file descriptor) [pid 733] close(28) = -1 EBADF (Bad file descriptor) [pid 733] close(29) = -1 EBADF (Bad file descriptor) [pid 733] exit_group(0) = ? [pid 733] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./434", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./434", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./434/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./434/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./434/binderfs") = 0 [pid 298] umount2("./434/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./434/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./434/cgroup.net") = 0 [pid 298] umount2("./434/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./434/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./434/cgroup.cpu") = 0 [pid 298] umount2("./434/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./434/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./434/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./434") = 0 [pid 298] mkdir("./435", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 734 attached [pid 734] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 437 [pid 734] <... set_robust_list resumed>) = 0 [pid 734] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 734] chdir("./435" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 734] <... chdir resumed>) = 0 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 734] setpgid(0, 0) = 0 [pid 734] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 734] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 734] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 734] write(3, "1000", 4) = 4 [pid 734] close(3) = 0 [pid 734] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 734] write(1, "executing program\n", 18) = 18 [pid 734] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 734] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 734] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 734] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 734] close(3) = 0 [pid 734] close(4) = 0 [pid 734] close(5) = -1 EBADF (Bad file descriptor) [pid 734] close(6) = -1 EBADF (Bad file descriptor) [pid 734] close(7) = -1 EBADF (Bad file descriptor) [pid 734] close(8) = -1 EBADF (Bad file descriptor) [pid 734] close(9) = -1 EBADF (Bad file descriptor) [pid 734] close(10) = -1 EBADF (Bad file descriptor) [pid 734] close(11) = -1 EBADF (Bad file descriptor) [pid 734] close(12) = -1 EBADF (Bad file descriptor) [pid 734] close(13) = -1 EBADF (Bad file descriptor) [pid 734] close(14) = -1 EBADF (Bad file descriptor) [pid 734] close(15) = -1 EBADF (Bad file descriptor) [pid 734] close(16) = -1 EBADF (Bad file descriptor) [pid 734] close(17) = -1 EBADF (Bad file descriptor) [pid 734] close(18) = -1 EBADF (Bad file descriptor) [pid 734] close(19) = -1 EBADF (Bad file descriptor) [pid 734] close(20) = -1 EBADF (Bad file descriptor) [pid 734] close(21) = -1 EBADF (Bad file descriptor) [pid 734] close(22) = -1 EBADF (Bad file descriptor) [pid 734] close(23) = -1 EBADF (Bad file descriptor) [pid 734] close(24) = -1 EBADF (Bad file descriptor) [pid 734] close(25) = -1 EBADF (Bad file descriptor) [pid 734] close(26) = -1 EBADF (Bad file descriptor) [pid 734] close(27) = -1 EBADF (Bad file descriptor) [pid 734] close(28) = -1 EBADF (Bad file descriptor) [pid 734] close(29) = -1 EBADF (Bad file descriptor) [pid 734] exit_group(0) = ? [pid 734] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./435", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./435", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./435/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./435/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./435/binderfs") = 0 [pid 298] umount2("./435/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./435/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./435/cgroup.net") = 0 [pid 298] umount2("./435/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./435/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./435/cgroup.cpu") = 0 [pid 298] umount2("./435/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./435/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./435/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./435") = 0 [pid 298] mkdir("./436", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 438 ci2-android-5-10/strace-static-x86_64: Process 735 attached [pid 735] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 735] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 735] chdir("./436") = 0 [pid 735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 735] setpgid(0, 0) = 0 [pid 735] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 735] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 735] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 735] write(3, "1000", 4) = 4 [pid 735] close(3) = 0 [pid 735] symlink("/dev/binderfs", "./binderfs") = 0 [pid 735] write(1, "executing program\n", 18) = 18 executing program [pid 735] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 735] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 735] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 735] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 735] close(3) = 0 [pid 735] close(4) = 0 [pid 735] close(5) = -1 EBADF (Bad file descriptor) [pid 735] close(6) = -1 EBADF (Bad file descriptor) [pid 735] close(7) = -1 EBADF (Bad file descriptor) [pid 735] close(8) = -1 EBADF (Bad file descriptor) [pid 735] close(9) = -1 EBADF (Bad file descriptor) [pid 735] close(10) = -1 EBADF (Bad file descriptor) [pid 735] close(11) = -1 EBADF (Bad file descriptor) [pid 735] close(12) = -1 EBADF (Bad file descriptor) [pid 735] close(13) = -1 EBADF (Bad file descriptor) [pid 735] close(14) = -1 EBADF (Bad file descriptor) [pid 735] close(15) = -1 EBADF (Bad file descriptor) [pid 735] close(16) = -1 EBADF (Bad file descriptor) [pid 735] close(17) = -1 EBADF (Bad file descriptor) [pid 735] close(18) = -1 EBADF (Bad file descriptor) [pid 735] close(19) = -1 EBADF (Bad file descriptor) [pid 735] close(20) = -1 EBADF (Bad file descriptor) [pid 735] close(21) = -1 EBADF (Bad file descriptor) [pid 735] close(22) = -1 EBADF (Bad file descriptor) [pid 735] close(23) = -1 EBADF (Bad file descriptor) [pid 735] close(24) = -1 EBADF (Bad file descriptor) [pid 735] close(25) = -1 EBADF (Bad file descriptor) [pid 735] close(26) = -1 EBADF (Bad file descriptor) [pid 735] close(27) = -1 EBADF (Bad file descriptor) [pid 735] close(28) = -1 EBADF (Bad file descriptor) [pid 735] close(29) = -1 EBADF (Bad file descriptor) [pid 735] exit_group(0) = ? [pid 735] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./436", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./436", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./436/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./436/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./436/binderfs") = 0 [pid 298] umount2("./436/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./436/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./436/cgroup.net") = 0 [pid 298] umount2("./436/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./436/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./436/cgroup.cpu") = 0 [pid 298] umount2("./436/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./436/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./436/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./436") = 0 [pid 298] mkdir("./437", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 736 attached [pid 736] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 439 [pid 736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 736] chdir("./437") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 736] setpgid(0, 0) = 0 [pid 736] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 736] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 736] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 736] write(3, "1000", 4) = 4 [pid 736] close(3) = 0 [pid 736] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 736] write(1, "executing program\n", 18) = 18 [pid 736] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 736] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 736] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 736] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 736] close(3) = 0 [pid 736] close(4) = 0 [pid 736] close(5) = -1 EBADF (Bad file descriptor) [pid 736] close(6) = -1 EBADF (Bad file descriptor) [pid 736] close(7) = -1 EBADF (Bad file descriptor) [pid 736] close(8) = -1 EBADF (Bad file descriptor) [pid 736] close(9) = -1 EBADF (Bad file descriptor) [pid 736] close(10) = -1 EBADF (Bad file descriptor) [pid 736] close(11) = -1 EBADF (Bad file descriptor) [pid 736] close(12) = -1 EBADF (Bad file descriptor) [pid 736] close(13) = -1 EBADF (Bad file descriptor) [pid 736] close(14) = -1 EBADF (Bad file descriptor) [pid 736] close(15) = -1 EBADF (Bad file descriptor) [pid 736] close(16) = -1 EBADF (Bad file descriptor) [pid 736] close(17) = -1 EBADF (Bad file descriptor) [pid 736] close(18) = -1 EBADF (Bad file descriptor) [pid 736] close(19) = -1 EBADF (Bad file descriptor) [pid 736] close(20) = -1 EBADF (Bad file descriptor) [pid 736] close(21) = -1 EBADF (Bad file descriptor) [pid 736] close(22) = -1 EBADF (Bad file descriptor) [pid 736] close(23) = -1 EBADF (Bad file descriptor) [pid 736] close(24) = -1 EBADF (Bad file descriptor) [pid 736] close(25) = -1 EBADF (Bad file descriptor) [pid 736] close(26) = -1 EBADF (Bad file descriptor) [pid 736] close(27) = -1 EBADF (Bad file descriptor) [pid 736] close(28) = -1 EBADF (Bad file descriptor) [pid 736] close(29) = -1 EBADF (Bad file descriptor) [pid 736] exit_group(0) = ? [pid 736] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./437", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./437", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./437/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./437/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./437/binderfs") = 0 [pid 298] umount2("./437/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./437/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./437/cgroup.net") = 0 [pid 298] umount2("./437/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./437/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./437/cgroup.cpu") = 0 [pid 298] umount2("./437/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./437/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./437/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./437") = 0 [pid 298] mkdir("./438", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 737 attached [pid 737] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 440 [pid 737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 737] chdir("./438" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 737] <... chdir resumed>) = 0 [pid 737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 737] setpgid(0, 0) = 0 [pid 737] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 737] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 737] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 737] write(3, "1000", 4) = 4 [pid 737] close(3) = 0 [pid 737] symlink("/dev/binderfs", "./binderfs") = 0 [pid 737] write(1, "executing program\n", 18) = 18 [pid 737] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 737] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 737] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 737] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 737] close(3) = 0 [pid 737] close(4) = 0 [pid 737] close(5) = -1 EBADF (Bad file descriptor) [pid 737] close(6) = -1 EBADF (Bad file descriptor) [pid 737] close(7) = -1 EBADF (Bad file descriptor) [pid 737] close(8) = -1 EBADF (Bad file descriptor) [pid 737] close(9) = -1 EBADF (Bad file descriptor) [pid 737] close(10) = -1 EBADF (Bad file descriptor) [pid 737] close(11) = -1 EBADF (Bad file descriptor) [pid 737] close(12) = -1 EBADF (Bad file descriptor) [pid 737] close(13) = -1 EBADF (Bad file descriptor) [pid 737] close(14) = -1 EBADF (Bad file descriptor) [pid 737] close(15) = -1 EBADF (Bad file descriptor) [pid 737] close(16) = -1 EBADF (Bad file descriptor) [pid 737] close(17) = -1 EBADF (Bad file descriptor) [pid 737] close(18) = -1 EBADF (Bad file descriptor) [pid 737] close(19) = -1 EBADF (Bad file descriptor) [pid 737] close(20) = -1 EBADF (Bad file descriptor) [pid 737] close(21) = -1 EBADF (Bad file descriptor) [pid 737] close(22) = -1 EBADF (Bad file descriptor) [pid 737] close(23) = -1 EBADF (Bad file descriptor) [pid 737] close(24) = -1 EBADF (Bad file descriptor) [pid 737] close(25) = -1 EBADF (Bad file descriptor) [pid 737] close(26) = -1 EBADF (Bad file descriptor) [pid 737] close(27) = -1 EBADF (Bad file descriptor) [pid 737] close(28) = -1 EBADF (Bad file descriptor) [pid 737] close(29) = -1 EBADF (Bad file descriptor) [pid 737] exit_group(0) = ? [pid 737] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./438", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./438", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./438/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./438/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./438/binderfs") = 0 [pid 298] umount2("./438/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./438/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./438/cgroup.net") = 0 [pid 298] umount2("./438/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./438/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./438/cgroup.cpu") = 0 [pid 298] umount2("./438/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./438/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./438/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./438") = 0 [pid 298] mkdir("./439", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 738 attached [pid 738] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 441 [pid 738] <... set_robust_list resumed>) = 0 [pid 738] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 738] chdir("./439") = 0 [pid 738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 738] setpgid(0, 0) = 0 [pid 738] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 738] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 738] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 738] write(3, "1000", 4) = 4 [pid 738] close(3) = 0 executing program [pid 738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 738] write(1, "executing program\n", 18) = 18 [pid 738] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 738] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 738] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 738] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 738] close(3) = 0 [pid 738] close(4) = 0 [pid 738] close(5) = -1 EBADF (Bad file descriptor) [pid 738] close(6) = -1 EBADF (Bad file descriptor) [pid 738] close(7) = -1 EBADF (Bad file descriptor) [pid 738] close(8) = -1 EBADF (Bad file descriptor) [pid 738] close(9) = -1 EBADF (Bad file descriptor) [pid 738] close(10) = -1 EBADF (Bad file descriptor) [pid 738] close(11) = -1 EBADF (Bad file descriptor) [pid 738] close(12) = -1 EBADF (Bad file descriptor) [pid 738] close(13) = -1 EBADF (Bad file descriptor) [pid 738] close(14) = -1 EBADF (Bad file descriptor) [pid 738] close(15) = -1 EBADF (Bad file descriptor) [pid 738] close(16) = -1 EBADF (Bad file descriptor) [pid 738] close(17) = -1 EBADF (Bad file descriptor) [pid 738] close(18) = -1 EBADF (Bad file descriptor) [pid 738] close(19) = -1 EBADF (Bad file descriptor) [pid 738] close(20) = -1 EBADF (Bad file descriptor) [pid 738] close(21) = -1 EBADF (Bad file descriptor) [pid 738] close(22) = -1 EBADF (Bad file descriptor) [pid 738] close(23) = -1 EBADF (Bad file descriptor) [pid 738] close(24) = -1 EBADF (Bad file descriptor) [pid 738] close(25) = -1 EBADF (Bad file descriptor) [pid 738] close(26) = -1 EBADF (Bad file descriptor) [pid 738] close(27) = -1 EBADF (Bad file descriptor) [pid 738] close(28) = -1 EBADF (Bad file descriptor) [pid 738] close(29) = -1 EBADF (Bad file descriptor) [pid 738] exit_group(0) = ? [pid 738] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./439", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./439", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./439/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./439/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./439/binderfs") = 0 [pid 298] umount2("./439/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./439/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./439/cgroup.net") = 0 [pid 298] umount2("./439/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./439/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./439/cgroup.cpu") = 0 [pid 298] umount2("./439/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./439/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./439/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./439") = 0 [pid 298] mkdir("./440", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 739 attached , child_tidptr=0x555574184750) = 442 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 739] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 739] <... set_robust_list resumed>) = 0 [pid 739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 739] chdir("./440") = 0 [pid 739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 739] setpgid(0, 0) = 0 [pid 739] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 739] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 739] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 739] write(3, "1000", 4) = 4 [pid 739] close(3) = 0 [pid 739] symlink("/dev/binderfs", "./binderfs") = 0 [pid 739] write(1, "executing program\n", 18) = 18 [pid 739] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 739] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 739] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 739] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 739] close(3) = 0 [pid 739] close(4) = 0 [pid 739] close(5) = -1 EBADF (Bad file descriptor) [pid 739] close(6) = -1 EBADF (Bad file descriptor) [pid 739] close(7) = -1 EBADF (Bad file descriptor) [pid 739] close(8) = -1 EBADF (Bad file descriptor) [pid 739] close(9) = -1 EBADF (Bad file descriptor) [pid 739] close(10) = -1 EBADF (Bad file descriptor) [pid 739] close(11) = -1 EBADF (Bad file descriptor) [pid 739] close(12) = -1 EBADF (Bad file descriptor) [pid 739] close(13) = -1 EBADF (Bad file descriptor) [pid 739] close(14) = -1 EBADF (Bad file descriptor) [pid 739] close(15) = -1 EBADF (Bad file descriptor) [pid 739] close(16) = -1 EBADF (Bad file descriptor) [pid 739] close(17) = -1 EBADF (Bad file descriptor) [pid 739] close(18) = -1 EBADF (Bad file descriptor) [pid 739] close(19) = -1 EBADF (Bad file descriptor) [pid 739] close(20) = -1 EBADF (Bad file descriptor) [pid 739] close(21) = -1 EBADF (Bad file descriptor) [pid 739] close(22) = -1 EBADF (Bad file descriptor) [pid 739] close(23) = -1 EBADF (Bad file descriptor) [pid 739] close(24) = -1 EBADF (Bad file descriptor) [pid 739] close(25) = -1 EBADF (Bad file descriptor) [pid 739] close(26) = -1 EBADF (Bad file descriptor) [pid 739] close(27) = -1 EBADF (Bad file descriptor) [pid 739] close(28) = -1 EBADF (Bad file descriptor) [pid 739] close(29) = -1 EBADF (Bad file descriptor) [pid 739] exit_group(0) = ? [pid 739] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./440", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./440", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./440/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./440/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./440/binderfs") = 0 [pid 298] umount2("./440/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./440/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./440/cgroup.net") = 0 [pid 298] umount2("./440/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./440/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./440/cgroup.cpu") = 0 [pid 298] umount2("./440/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./440/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./440/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./440") = 0 [pid 298] mkdir("./441", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 740 attached [pid 740] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 443 [pid 740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 740] chdir("./441") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 740] setpgid(0, 0) = 0 [pid 740] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 740] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 740] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 740] write(3, "1000", 4) = 4 [pid 740] close(3) = 0 [pid 740] symlink("/dev/binderfs", "./binderfs") = 0 [pid 740] write(1, "executing program\n", 18) = 18 executing program [pid 740] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 740] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 740] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 740] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 740] close(3) = 0 [pid 740] close(4) = 0 [pid 740] close(5) = -1 EBADF (Bad file descriptor) [pid 740] close(6) = -1 EBADF (Bad file descriptor) [pid 740] close(7) = -1 EBADF (Bad file descriptor) [pid 740] close(8) = -1 EBADF (Bad file descriptor) [pid 740] close(9) = -1 EBADF (Bad file descriptor) [pid 740] close(10) = -1 EBADF (Bad file descriptor) [pid 740] close(11) = -1 EBADF (Bad file descriptor) [pid 740] close(12) = -1 EBADF (Bad file descriptor) [pid 740] close(13) = -1 EBADF (Bad file descriptor) [pid 740] close(14) = -1 EBADF (Bad file descriptor) [pid 740] close(15) = -1 EBADF (Bad file descriptor) [pid 740] close(16) = -1 EBADF (Bad file descriptor) [pid 740] close(17) = -1 EBADF (Bad file descriptor) [pid 740] close(18) = -1 EBADF (Bad file descriptor) [pid 740] close(19) = -1 EBADF (Bad file descriptor) [pid 740] close(20) = -1 EBADF (Bad file descriptor) [pid 740] close(21) = -1 EBADF (Bad file descriptor) [pid 740] close(22) = -1 EBADF (Bad file descriptor) [pid 740] close(23) = -1 EBADF (Bad file descriptor) [pid 740] close(24) = -1 EBADF (Bad file descriptor) [pid 740] close(25) = -1 EBADF (Bad file descriptor) [pid 740] close(26) = -1 EBADF (Bad file descriptor) [pid 740] close(27) = -1 EBADF (Bad file descriptor) [pid 740] close(28) = -1 EBADF (Bad file descriptor) [pid 740] close(29) = -1 EBADF (Bad file descriptor) [pid 740] exit_group(0) = ? [pid 740] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./441", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./441", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./441/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./441/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./441/binderfs") = 0 [pid 298] umount2("./441/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./441/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./441/cgroup.net") = 0 [pid 298] umount2("./441/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./441/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./441/cgroup.cpu") = 0 [pid 298] umount2("./441/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./441/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./441/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./441") = 0 [pid 298] mkdir("./442", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 444 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 741 attached , NULL, 8) = 0 [pid 741] set_robust_list(0x555574184760, 24) = 0 [pid 741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 741] chdir("./442") = 0 [pid 741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 741] setpgid(0, 0) = 0 [pid 741] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 741] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 741] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 741] write(3, "1000", 4) = 4 [pid 741] close(3) = 0 [pid 741] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 741] write(1, "executing program\n", 18) = 18 [pid 741] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 741] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 741] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 741] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 741] close(3) = 0 [pid 741] close(4) = 0 [pid 741] close(5) = -1 EBADF (Bad file descriptor) [pid 741] close(6) = -1 EBADF (Bad file descriptor) [pid 741] close(7) = -1 EBADF (Bad file descriptor) [pid 741] close(8) = -1 EBADF (Bad file descriptor) [pid 741] close(9) = -1 EBADF (Bad file descriptor) [pid 741] close(10) = -1 EBADF (Bad file descriptor) [pid 741] close(11) = -1 EBADF (Bad file descriptor) [pid 741] close(12) = -1 EBADF (Bad file descriptor) [pid 741] close(13) = -1 EBADF (Bad file descriptor) [pid 741] close(14) = -1 EBADF (Bad file descriptor) [pid 741] close(15) = -1 EBADF (Bad file descriptor) [pid 741] close(16) = -1 EBADF (Bad file descriptor) [pid 741] close(17) = -1 EBADF (Bad file descriptor) [pid 741] close(18) = -1 EBADF (Bad file descriptor) [pid 741] close(19) = -1 EBADF (Bad file descriptor) [pid 741] close(20) = -1 EBADF (Bad file descriptor) [pid 741] close(21) = -1 EBADF (Bad file descriptor) [pid 741] close(22) = -1 EBADF (Bad file descriptor) [pid 741] close(23) = -1 EBADF (Bad file descriptor) [pid 741] close(24) = -1 EBADF (Bad file descriptor) [pid 741] close(25) = -1 EBADF (Bad file descriptor) [pid 741] close(26) = -1 EBADF (Bad file descriptor) [pid 741] close(27) = -1 EBADF (Bad file descriptor) [pid 741] close(28) = -1 EBADF (Bad file descriptor) [pid 741] close(29) = -1 EBADF (Bad file descriptor) [pid 741] exit_group(0) = ? [pid 741] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./442", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./442", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./442/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./442/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./442/binderfs") = 0 [pid 298] umount2("./442/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./442/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./442/cgroup.net") = 0 [pid 298] umount2("./442/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./442/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./442/cgroup.cpu") = 0 [pid 298] umount2("./442/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./442/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./442/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./442") = 0 [pid 298] mkdir("./443", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 742 attached , child_tidptr=0x555574184750) = 445 [pid 742] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 742] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 742] chdir("./443") = 0 [pid 742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 742] setpgid(0, 0) = 0 [pid 742] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 742] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 742] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 742] write(3, "1000", 4) = 4 [pid 742] close(3) = 0 [pid 742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 742] write(1, "executing program\n", 18) = 18 executing program [pid 742] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 742] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 742] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 742] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 742] close(3) = 0 [pid 742] close(4) = 0 [pid 742] close(5) = -1 EBADF (Bad file descriptor) [pid 742] close(6) = -1 EBADF (Bad file descriptor) [pid 742] close(7) = -1 EBADF (Bad file descriptor) [pid 742] close(8) = -1 EBADF (Bad file descriptor) [pid 742] close(9) = -1 EBADF (Bad file descriptor) [pid 742] close(10) = -1 EBADF (Bad file descriptor) [pid 742] close(11) = -1 EBADF (Bad file descriptor) [pid 742] close(12) = -1 EBADF (Bad file descriptor) [pid 742] close(13) = -1 EBADF (Bad file descriptor) [pid 742] close(14) = -1 EBADF (Bad file descriptor) [pid 742] close(15) = -1 EBADF (Bad file descriptor) [pid 742] close(16) = -1 EBADF (Bad file descriptor) [pid 742] close(17) = -1 EBADF (Bad file descriptor) [pid 742] close(18) = -1 EBADF (Bad file descriptor) [pid 742] close(19) = -1 EBADF (Bad file descriptor) [pid 742] close(20) = -1 EBADF (Bad file descriptor) [pid 742] close(21) = -1 EBADF (Bad file descriptor) [pid 742] close(22) = -1 EBADF (Bad file descriptor) [pid 742] close(23) = -1 EBADF (Bad file descriptor) [pid 742] close(24) = -1 EBADF (Bad file descriptor) [pid 742] close(25) = -1 EBADF (Bad file descriptor) [pid 742] close(26) = -1 EBADF (Bad file descriptor) [pid 742] close(27) = -1 EBADF (Bad file descriptor) [pid 742] close(28) = -1 EBADF (Bad file descriptor) [pid 742] close(29) = -1 EBADF (Bad file descriptor) [pid 742] exit_group(0) = ? [pid 742] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./443", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./443", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./443/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./443/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./443/binderfs") = 0 [pid 298] umount2("./443/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./443/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./443/cgroup.net") = 0 [pid 298] umount2("./443/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./443/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./443/cgroup.cpu") = 0 [pid 298] umount2("./443/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./443/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./443/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./443") = 0 [pid 298] mkdir("./444", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 743 attached [pid 743] set_robust_list(0x555574184760, 24) = 0 [pid 743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 446 [pid 743] chdir("./444") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 743] setpgid(0, 0) = 0 [pid 743] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 743] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 743] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 743] write(3, "1000", 4) = 4 [pid 743] close(3) = 0 [pid 743] symlink("/dev/binderfs", "./binderfs") = 0 [pid 743] write(1, "executing program\n", 18) = 18 executing program [pid 743] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 743] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 743] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 743] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 743] close(3) = 0 [pid 743] close(4) = 0 [pid 743] close(5) = -1 EBADF (Bad file descriptor) [pid 743] close(6) = -1 EBADF (Bad file descriptor) [pid 743] close(7) = -1 EBADF (Bad file descriptor) [pid 743] close(8) = -1 EBADF (Bad file descriptor) [pid 743] close(9) = -1 EBADF (Bad file descriptor) [pid 743] close(10) = -1 EBADF (Bad file descriptor) [pid 743] close(11) = -1 EBADF (Bad file descriptor) [pid 743] close(12) = -1 EBADF (Bad file descriptor) [pid 743] close(13) = -1 EBADF (Bad file descriptor) [pid 743] close(14) = -1 EBADF (Bad file descriptor) [pid 743] close(15) = -1 EBADF (Bad file descriptor) [pid 743] close(16) = -1 EBADF (Bad file descriptor) [pid 743] close(17) = -1 EBADF (Bad file descriptor) [pid 743] close(18) = -1 EBADF (Bad file descriptor) [pid 743] close(19) = -1 EBADF (Bad file descriptor) [pid 743] close(20) = -1 EBADF (Bad file descriptor) [pid 743] close(21) = -1 EBADF (Bad file descriptor) [pid 743] close(22) = -1 EBADF (Bad file descriptor) [pid 743] close(23) = -1 EBADF (Bad file descriptor) [pid 743] close(24) = -1 EBADF (Bad file descriptor) [pid 743] close(25) = -1 EBADF (Bad file descriptor) [pid 743] close(26) = -1 EBADF (Bad file descriptor) [pid 743] close(27) = -1 EBADF (Bad file descriptor) [pid 743] close(28) = -1 EBADF (Bad file descriptor) [pid 743] close(29) = -1 EBADF (Bad file descriptor) [pid 743] exit_group(0) = ? [pid 743] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./444", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./444", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./444/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./444/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./444/binderfs") = 0 [pid 298] umount2("./444/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./444/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./444/cgroup.net") = 0 [pid 298] umount2("./444/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./444/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./444/cgroup.cpu") = 0 [pid 298] umount2("./444/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./444/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./444/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./444") = 0 [pid 298] mkdir("./445", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 744 attached [pid 744] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 447 [pid 744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 744] chdir("./445" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 744] <... chdir resumed>) = 0 [pid 744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 744] setpgid(0, 0) = 0 [pid 744] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 744] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 744] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 744] write(3, "1000", 4) = 4 [pid 744] close(3) = 0 [pid 744] symlink("/dev/binderfs", "./binderfs") = 0 [pid 744] write(1, "executing program\n", 18) = 18 [pid 744] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 744] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 744] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 744] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 744] close(3) = 0 [pid 744] close(4) = 0 [pid 744] close(5) = -1 EBADF (Bad file descriptor) [pid 744] close(6) = -1 EBADF (Bad file descriptor) [pid 744] close(7) = -1 EBADF (Bad file descriptor) [pid 744] close(8) = -1 EBADF (Bad file descriptor) [pid 744] close(9) = -1 EBADF (Bad file descriptor) [pid 744] close(10) = -1 EBADF (Bad file descriptor) [pid 744] close(11) = -1 EBADF (Bad file descriptor) [pid 744] close(12) = -1 EBADF (Bad file descriptor) [pid 744] close(13) = -1 EBADF (Bad file descriptor) [pid 744] close(14) = -1 EBADF (Bad file descriptor) [pid 744] close(15) = -1 EBADF (Bad file descriptor) [pid 744] close(16) = -1 EBADF (Bad file descriptor) [pid 744] close(17) = -1 EBADF (Bad file descriptor) [pid 744] close(18) = -1 EBADF (Bad file descriptor) [pid 744] close(19) = -1 EBADF (Bad file descriptor) [pid 744] close(20) = -1 EBADF (Bad file descriptor) [pid 744] close(21) = -1 EBADF (Bad file descriptor) [pid 744] close(22) = -1 EBADF (Bad file descriptor) [pid 744] close(23) = -1 EBADF (Bad file descriptor) [pid 744] close(24) = -1 EBADF (Bad file descriptor) [pid 744] close(25) = -1 EBADF (Bad file descriptor) [pid 744] close(26) = -1 EBADF (Bad file descriptor) [pid 744] close(27) = -1 EBADF (Bad file descriptor) [pid 744] close(28) = -1 EBADF (Bad file descriptor) [pid 744] close(29) = -1 EBADF (Bad file descriptor) [pid 744] exit_group(0) = ? [pid 744] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./445", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./445", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./445/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./445/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./445/binderfs") = 0 [pid 298] umount2("./445/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./445/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./445/cgroup.net") = 0 [pid 298] umount2("./445/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./445/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./445/cgroup.cpu") = 0 [pid 298] umount2("./445/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./445/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./445/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./445") = 0 [pid 298] mkdir("./446", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 745 attached [pid 745] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 448 [pid 745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 745] chdir("./446" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 745] <... chdir resumed>) = 0 [pid 745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 745] <... prctl resumed>) = 0 [pid 745] setpgid(0, 0) = 0 [pid 745] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 745] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 745] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 745] write(3, "1000", 4) = 4 [pid 745] close(3) = 0 [pid 745] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 745] write(1, "executing program\n", 18) = 18 [pid 745] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 745] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 745] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 745] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 745] close(3) = 0 [pid 745] close(4) = 0 [pid 745] close(5) = -1 EBADF (Bad file descriptor) [pid 745] close(6) = -1 EBADF (Bad file descriptor) [pid 745] close(7) = -1 EBADF (Bad file descriptor) [pid 745] close(8) = -1 EBADF (Bad file descriptor) [pid 745] close(9) = -1 EBADF (Bad file descriptor) [pid 745] close(10) = -1 EBADF (Bad file descriptor) [pid 745] close(11) = -1 EBADF (Bad file descriptor) [pid 745] close(12) = -1 EBADF (Bad file descriptor) [pid 745] close(13) = -1 EBADF (Bad file descriptor) [pid 745] close(14) = -1 EBADF (Bad file descriptor) [pid 745] close(15) = -1 EBADF (Bad file descriptor) [pid 745] close(16) = -1 EBADF (Bad file descriptor) [pid 745] close(17) = -1 EBADF (Bad file descriptor) [pid 745] close(18) = -1 EBADF (Bad file descriptor) [pid 745] close(19) = -1 EBADF (Bad file descriptor) [pid 745] close(20) = -1 EBADF (Bad file descriptor) [pid 745] close(21) = -1 EBADF (Bad file descriptor) [pid 745] close(22) = -1 EBADF (Bad file descriptor) [pid 745] close(23) = -1 EBADF (Bad file descriptor) [pid 745] close(24) = -1 EBADF (Bad file descriptor) [pid 745] close(25) = -1 EBADF (Bad file descriptor) [pid 745] close(26) = -1 EBADF (Bad file descriptor) [pid 745] close(27) = -1 EBADF (Bad file descriptor) [pid 745] close(28) = -1 EBADF (Bad file descriptor) [pid 745] close(29) = -1 EBADF (Bad file descriptor) [pid 745] exit_group(0) = ? [pid 745] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./446", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./446", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./446/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./446/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./446/binderfs") = 0 [pid 298] umount2("./446/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./446/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./446/cgroup.net") = 0 [pid 298] umount2("./446/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./446/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./446/cgroup.cpu") = 0 [pid 298] umount2("./446/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./446/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./446/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./446") = 0 [pid 298] mkdir("./447", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 746 attached [pid 746] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 449 [pid 746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 746] chdir("./447" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 746] <... chdir resumed>) = 0 [pid 746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 746] setpgid(0, 0) = 0 [pid 746] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 746] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 746] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 746] write(3, "1000", 4) = 4 [pid 746] close(3) = 0 [pid 746] symlink("/dev/binderfs", "./binderfs") = 0 [pid 746] write(1, "executing program\n", 18) = 18 [pid 746] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 746] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 746] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 746] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 746] close(3) = 0 [pid 746] close(4) = 0 [pid 746] close(5) = -1 EBADF (Bad file descriptor) [pid 746] close(6) = -1 EBADF (Bad file descriptor) [pid 746] close(7) = -1 EBADF (Bad file descriptor) [pid 746] close(8) = -1 EBADF (Bad file descriptor) [pid 746] close(9) = -1 EBADF (Bad file descriptor) [pid 746] close(10) = -1 EBADF (Bad file descriptor) [pid 746] close(11) = -1 EBADF (Bad file descriptor) [pid 746] close(12) = -1 EBADF (Bad file descriptor) [pid 746] close(13) = -1 EBADF (Bad file descriptor) [pid 746] close(14) = -1 EBADF (Bad file descriptor) [pid 746] close(15) = -1 EBADF (Bad file descriptor) [pid 746] close(16) = -1 EBADF (Bad file descriptor) [pid 746] close(17) = -1 EBADF (Bad file descriptor) [pid 746] close(18) = -1 EBADF (Bad file descriptor) [pid 746] close(19) = -1 EBADF (Bad file descriptor) [pid 746] close(20) = -1 EBADF (Bad file descriptor) [pid 746] close(21) = -1 EBADF (Bad file descriptor) [pid 746] close(22) = -1 EBADF (Bad file descriptor) [pid 746] close(23) = -1 EBADF (Bad file descriptor) [pid 746] close(24) = -1 EBADF (Bad file descriptor) [pid 746] close(25) = -1 EBADF (Bad file descriptor) [pid 746] close(26) = -1 EBADF (Bad file descriptor) [pid 746] close(27) = -1 EBADF (Bad file descriptor) [pid 746] close(28) = -1 EBADF (Bad file descriptor) [pid 746] close(29) = -1 EBADF (Bad file descriptor) [pid 746] exit_group(0) = ? [pid 746] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./447", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./447", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./447/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./447/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./447/binderfs") = 0 [pid 298] umount2("./447/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./447/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./447/cgroup.net") = 0 [pid 298] umount2("./447/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./447/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./447/cgroup.cpu") = 0 [pid 298] umount2("./447/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./447/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./447/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./447") = 0 [pid 298] mkdir("./448", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 747 attached [pid 747] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 450 [pid 747] <... set_robust_list resumed>) = 0 [pid 747] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 747] chdir("./448" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 747] <... chdir resumed>) = 0 [pid 747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 747] setpgid(0, 0) = 0 [pid 747] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 747] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 747] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 747] write(3, "1000", 4) = 4 [pid 747] close(3) = 0 [pid 747] symlink("/dev/binderfs", "./binderfs") = 0 [pid 747] write(1, "executing program\n", 18) = 18 executing program [pid 747] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 747] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 747] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 747] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 747] close(3) = 0 [pid 747] close(4) = 0 [pid 747] close(5) = -1 EBADF (Bad file descriptor) [pid 747] close(6) = -1 EBADF (Bad file descriptor) [pid 747] close(7) = -1 EBADF (Bad file descriptor) [pid 747] close(8) = -1 EBADF (Bad file descriptor) [pid 747] close(9) = -1 EBADF (Bad file descriptor) [pid 747] close(10) = -1 EBADF (Bad file descriptor) [pid 747] close(11) = -1 EBADF (Bad file descriptor) [pid 747] close(12) = -1 EBADF (Bad file descriptor) [pid 747] close(13) = -1 EBADF (Bad file descriptor) [pid 747] close(14) = -1 EBADF (Bad file descriptor) [pid 747] close(15) = -1 EBADF (Bad file descriptor) [pid 747] close(16) = -1 EBADF (Bad file descriptor) [pid 747] close(17) = -1 EBADF (Bad file descriptor) [pid 747] close(18) = -1 EBADF (Bad file descriptor) [pid 747] close(19) = -1 EBADF (Bad file descriptor) [pid 747] close(20) = -1 EBADF (Bad file descriptor) [pid 747] close(21) = -1 EBADF (Bad file descriptor) [pid 747] close(22) = -1 EBADF (Bad file descriptor) [pid 747] close(23) = -1 EBADF (Bad file descriptor) [pid 747] close(24) = -1 EBADF (Bad file descriptor) [pid 747] close(25) = -1 EBADF (Bad file descriptor) [pid 747] close(26) = -1 EBADF (Bad file descriptor) [pid 747] close(27) = -1 EBADF (Bad file descriptor) [pid 747] close(28) = -1 EBADF (Bad file descriptor) [pid 747] close(29) = -1 EBADF (Bad file descriptor) [pid 747] exit_group(0) = ? [pid 747] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./448", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./448", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./448/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./448/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./448/binderfs") = 0 [pid 298] umount2("./448/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./448/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./448/cgroup.net") = 0 [pid 298] umount2("./448/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./448/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./448/cgroup.cpu") = 0 [pid 298] umount2("./448/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./448/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./448/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./448") = 0 [pid 298] mkdir("./449", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 748 attached [pid 748] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 451 [pid 748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 748] chdir("./449" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 748] <... chdir resumed>) = 0 [pid 748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 748] setpgid(0, 0) = 0 [pid 748] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 748] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 748] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 748] write(3, "1000", 4) = 4 [pid 748] close(3) = 0 [pid 748] symlink("/dev/binderfs", "./binderfs") = 0 [pid 748] write(1, "executing program\n", 18) = 18 executing program [pid 748] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 748] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 748] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 748] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 748] close(3) = 0 [pid 748] close(4) = 0 [pid 748] close(5) = -1 EBADF (Bad file descriptor) [pid 748] close(6) = -1 EBADF (Bad file descriptor) [pid 748] close(7) = -1 EBADF (Bad file descriptor) [pid 748] close(8) = -1 EBADF (Bad file descriptor) [pid 748] close(9) = -1 EBADF (Bad file descriptor) [pid 748] close(10) = -1 EBADF (Bad file descriptor) [pid 748] close(11) = -1 EBADF (Bad file descriptor) [pid 748] close(12) = -1 EBADF (Bad file descriptor) [pid 748] close(13) = -1 EBADF (Bad file descriptor) [pid 748] close(14) = -1 EBADF (Bad file descriptor) [pid 748] close(15) = -1 EBADF (Bad file descriptor) [pid 748] close(16) = -1 EBADF (Bad file descriptor) [pid 748] close(17) = -1 EBADF (Bad file descriptor) [pid 748] close(18) = -1 EBADF (Bad file descriptor) [pid 748] close(19) = -1 EBADF (Bad file descriptor) [pid 748] close(20) = -1 EBADF (Bad file descriptor) [pid 748] close(21) = -1 EBADF (Bad file descriptor) [pid 748] close(22) = -1 EBADF (Bad file descriptor) [pid 748] close(23) = -1 EBADF (Bad file descriptor) [pid 748] close(24) = -1 EBADF (Bad file descriptor) [pid 748] close(25) = -1 EBADF (Bad file descriptor) [pid 748] close(26) = -1 EBADF (Bad file descriptor) [pid 748] close(27) = -1 EBADF (Bad file descriptor) [pid 748] close(28) = -1 EBADF (Bad file descriptor) [pid 748] close(29) = -1 EBADF (Bad file descriptor) [pid 748] exit_group(0) = ? [pid 748] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./449", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./449", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./449/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./449/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./449/binderfs") = 0 [pid 298] umount2("./449/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./449/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./449/cgroup.net") = 0 [pid 298] umount2("./449/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./449/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./449/cgroup.cpu") = 0 [pid 298] umount2("./449/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./449/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./449/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./449") = 0 [pid 298] mkdir("./450", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 749 attached [pid 749] set_robust_list(0x555574184760, 24) = 0 [pid 749] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 452 [pid 749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 749] chdir("./450") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 749] <... prctl resumed>) = 0 [pid 749] setpgid(0, 0) = 0 [pid 749] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 749] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 749] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 749] write(3, "1000", 4) = 4 [pid 749] close(3) = 0 [pid 749] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 749] write(1, "executing program\n", 18) = 18 [pid 749] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 749] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 749] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 749] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 749] close(3) = 0 [pid 749] close(4) = 0 [pid 749] close(5) = -1 EBADF (Bad file descriptor) [pid 749] close(6) = -1 EBADF (Bad file descriptor) [pid 749] close(7) = -1 EBADF (Bad file descriptor) [pid 749] close(8) = -1 EBADF (Bad file descriptor) [pid 749] close(9) = -1 EBADF (Bad file descriptor) [pid 749] close(10) = -1 EBADF (Bad file descriptor) [pid 749] close(11) = -1 EBADF (Bad file descriptor) [pid 749] close(12) = -1 EBADF (Bad file descriptor) [pid 749] close(13) = -1 EBADF (Bad file descriptor) [pid 749] close(14) = -1 EBADF (Bad file descriptor) [pid 749] close(15) = -1 EBADF (Bad file descriptor) [pid 749] close(16) = -1 EBADF (Bad file descriptor) [pid 749] close(17) = -1 EBADF (Bad file descriptor) [pid 749] close(18) = -1 EBADF (Bad file descriptor) [pid 749] close(19) = -1 EBADF (Bad file descriptor) [pid 749] close(20) = -1 EBADF (Bad file descriptor) [pid 749] close(21) = -1 EBADF (Bad file descriptor) [pid 749] close(22) = -1 EBADF (Bad file descriptor) [pid 749] close(23) = -1 EBADF (Bad file descriptor) [pid 749] close(24) = -1 EBADF (Bad file descriptor) [pid 749] close(25) = -1 EBADF (Bad file descriptor) [pid 749] close(26) = -1 EBADF (Bad file descriptor) [pid 749] close(27) = -1 EBADF (Bad file descriptor) [pid 749] close(28) = -1 EBADF (Bad file descriptor) [pid 749] close(29) = -1 EBADF (Bad file descriptor) [pid 749] exit_group(0) = ? [pid 749] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./450", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./450", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./450/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./450/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./450/binderfs") = 0 [pid 298] umount2("./450/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./450/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./450/cgroup.net") = 0 [pid 298] umount2("./450/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./450/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./450/cgroup.cpu") = 0 [pid 298] umount2("./450/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./450/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./450/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./450") = 0 [pid 298] mkdir("./451", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 750 attached [pid 750] set_robust_list(0x555574184760, 24) = 0 [pid 750] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 453 [pid 750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 750] chdir("./451") = 0 [pid 750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 750] setpgid(0, 0) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 750] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 750] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 750] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 750] write(3, "1000", 4) = 4 [pid 750] close(3) = 0 [pid 750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 750] write(1, "executing program\n", 18) = 18 executing program [pid 750] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 750] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 750] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 750] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 750] close(3) = 0 [pid 750] close(4) = 0 [pid 750] close(5) = -1 EBADF (Bad file descriptor) [pid 750] close(6) = -1 EBADF (Bad file descriptor) [pid 750] close(7) = -1 EBADF (Bad file descriptor) [pid 750] close(8) = -1 EBADF (Bad file descriptor) [pid 750] close(9) = -1 EBADF (Bad file descriptor) [pid 750] close(10) = -1 EBADF (Bad file descriptor) [pid 750] close(11) = -1 EBADF (Bad file descriptor) [pid 750] close(12) = -1 EBADF (Bad file descriptor) [pid 750] close(13) = -1 EBADF (Bad file descriptor) [pid 750] close(14) = -1 EBADF (Bad file descriptor) [pid 750] close(15) = -1 EBADF (Bad file descriptor) [pid 750] close(16) = -1 EBADF (Bad file descriptor) [pid 750] close(17) = -1 EBADF (Bad file descriptor) [pid 750] close(18) = -1 EBADF (Bad file descriptor) [pid 750] close(19) = -1 EBADF (Bad file descriptor) [pid 750] close(20) = -1 EBADF (Bad file descriptor) [pid 750] close(21) = -1 EBADF (Bad file descriptor) [pid 750] close(22) = -1 EBADF (Bad file descriptor) [pid 750] close(23) = -1 EBADF (Bad file descriptor) [pid 750] close(24) = -1 EBADF (Bad file descriptor) [pid 750] close(25) = -1 EBADF (Bad file descriptor) [pid 750] close(26) = -1 EBADF (Bad file descriptor) [pid 750] close(27) = -1 EBADF (Bad file descriptor) [pid 750] close(28) = -1 EBADF (Bad file descriptor) [pid 750] close(29) = -1 EBADF (Bad file descriptor) [pid 750] exit_group(0) = ? [pid 750] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./451", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./451", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./451/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./451/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./451/binderfs") = 0 [pid 298] umount2("./451/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./451/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./451/cgroup.net") = 0 [pid 298] umount2("./451/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./451/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./451/cgroup.cpu") = 0 [pid 298] umount2("./451/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./451/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./451/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./451") = 0 [pid 298] mkdir("./452", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 751 attached [pid 751] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 454 [pid 751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 751] chdir("./452") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 751] setpgid(0, 0) = 0 [pid 751] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 751] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 751] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 751] write(3, "1000", 4) = 4 [pid 751] close(3) = 0 [pid 751] symlink("/dev/binderfs", "./binderfs") = 0 [pid 751] write(1, "executing program\n", 18) = 18 executing program [pid 751] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 751] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 751] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 751] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 751] close(3) = 0 [pid 751] close(4) = 0 [pid 751] close(5) = -1 EBADF (Bad file descriptor) [pid 751] close(6) = -1 EBADF (Bad file descriptor) [pid 751] close(7) = -1 EBADF (Bad file descriptor) [pid 751] close(8) = -1 EBADF (Bad file descriptor) [pid 751] close(9) = -1 EBADF (Bad file descriptor) [pid 751] close(10) = -1 EBADF (Bad file descriptor) [pid 751] close(11) = -1 EBADF (Bad file descriptor) [pid 751] close(12) = -1 EBADF (Bad file descriptor) [pid 751] close(13) = -1 EBADF (Bad file descriptor) [pid 751] close(14) = -1 EBADF (Bad file descriptor) [pid 751] close(15) = -1 EBADF (Bad file descriptor) [pid 751] close(16) = -1 EBADF (Bad file descriptor) [pid 751] close(17) = -1 EBADF (Bad file descriptor) [pid 751] close(18) = -1 EBADF (Bad file descriptor) [pid 751] close(19) = -1 EBADF (Bad file descriptor) [pid 751] close(20) = -1 EBADF (Bad file descriptor) [pid 751] close(21) = -1 EBADF (Bad file descriptor) [pid 751] close(22) = -1 EBADF (Bad file descriptor) [pid 751] close(23) = -1 EBADF (Bad file descriptor) [pid 751] close(24) = -1 EBADF (Bad file descriptor) [pid 751] close(25) = -1 EBADF (Bad file descriptor) [pid 751] close(26) = -1 EBADF (Bad file descriptor) [pid 751] close(27) = -1 EBADF (Bad file descriptor) [pid 751] close(28) = -1 EBADF (Bad file descriptor) [pid 751] close(29) = -1 EBADF (Bad file descriptor) [pid 751] exit_group(0) = ? [pid 751] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./452", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./452", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./452/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./452/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./452/binderfs") = 0 [pid 298] umount2("./452/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./452/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./452/cgroup.net") = 0 [pid 298] umount2("./452/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./452/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./452/cgroup.cpu") = 0 [pid 298] umount2("./452/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./452/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./452/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./452") = 0 [pid 298] mkdir("./453", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 752 attached [pid 752] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 455 [pid 752] <... set_robust_list resumed>) = 0 [pid 752] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 752] chdir("./453" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 752] <... chdir resumed>) = 0 [pid 752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 752] setpgid(0, 0) = 0 [pid 752] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 752] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 752] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 752] write(3, "1000", 4) = 4 [pid 752] close(3) = 0 [pid 752] symlink("/dev/binderfs", "./binderfs") = 0 [pid 752] write(1, "executing program\n", 18) = 18 executing program [pid 752] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 752] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 752] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 752] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 752] close(3) = 0 [pid 752] close(4) = 0 [pid 752] close(5) = -1 EBADF (Bad file descriptor) [pid 752] close(6) = -1 EBADF (Bad file descriptor) [pid 752] close(7) = -1 EBADF (Bad file descriptor) [pid 752] close(8) = -1 EBADF (Bad file descriptor) [pid 752] close(9) = -1 EBADF (Bad file descriptor) [pid 752] close(10) = -1 EBADF (Bad file descriptor) [pid 752] close(11) = -1 EBADF (Bad file descriptor) [pid 752] close(12) = -1 EBADF (Bad file descriptor) [pid 752] close(13) = -1 EBADF (Bad file descriptor) [pid 752] close(14) = -1 EBADF (Bad file descriptor) [pid 752] close(15) = -1 EBADF (Bad file descriptor) [pid 752] close(16) = -1 EBADF (Bad file descriptor) [pid 752] close(17) = -1 EBADF (Bad file descriptor) [pid 752] close(18) = -1 EBADF (Bad file descriptor) [pid 752] close(19) = -1 EBADF (Bad file descriptor) [pid 752] close(20) = -1 EBADF (Bad file descriptor) [pid 752] close(21) = -1 EBADF (Bad file descriptor) [pid 752] close(22) = -1 EBADF (Bad file descriptor) [pid 752] close(23) = -1 EBADF (Bad file descriptor) [pid 752] close(24) = -1 EBADF (Bad file descriptor) [pid 752] close(25) = -1 EBADF (Bad file descriptor) [pid 752] close(26) = -1 EBADF (Bad file descriptor) [pid 752] close(27) = -1 EBADF (Bad file descriptor) [pid 752] close(28) = -1 EBADF (Bad file descriptor) [pid 752] close(29) = -1 EBADF (Bad file descriptor) [pid 752] exit_group(0) = ? [pid 752] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./453", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./453", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./453/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./453/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./453/binderfs") = 0 [pid 298] umount2("./453/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./453/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./453/cgroup.net") = 0 [pid 298] umount2("./453/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./453/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./453/cgroup.cpu") = 0 [pid 298] umount2("./453/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./453/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./453/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./453") = 0 [pid 298] mkdir("./454", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 753 attached [pid 753] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 456 [pid 753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 753] chdir("./454") = 0 [pid 753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 753] <... prctl resumed>) = 0 [pid 753] setpgid(0, 0) = 0 [pid 753] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 753] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 753] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 753] write(3, "1000", 4) = 4 [pid 753] close(3) = 0 [pid 753] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 753] write(1, "executing program\n", 18) = 18 [pid 753] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 753] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 753] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 753] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 753] close(3) = 0 [pid 753] close(4) = 0 [pid 753] close(5) = -1 EBADF (Bad file descriptor) [pid 753] close(6) = -1 EBADF (Bad file descriptor) [pid 753] close(7) = -1 EBADF (Bad file descriptor) [pid 753] close(8) = -1 EBADF (Bad file descriptor) [pid 753] close(9) = -1 EBADF (Bad file descriptor) [pid 753] close(10) = -1 EBADF (Bad file descriptor) [pid 753] close(11) = -1 EBADF (Bad file descriptor) [pid 753] close(12) = -1 EBADF (Bad file descriptor) [pid 753] close(13) = -1 EBADF (Bad file descriptor) [pid 753] close(14) = -1 EBADF (Bad file descriptor) [pid 753] close(15) = -1 EBADF (Bad file descriptor) [pid 753] close(16) = -1 EBADF (Bad file descriptor) [pid 753] close(17) = -1 EBADF (Bad file descriptor) [pid 753] close(18) = -1 EBADF (Bad file descriptor) [pid 753] close(19) = -1 EBADF (Bad file descriptor) [pid 753] close(20) = -1 EBADF (Bad file descriptor) [pid 753] close(21) = -1 EBADF (Bad file descriptor) [pid 753] close(22) = -1 EBADF (Bad file descriptor) [pid 753] close(23) = -1 EBADF (Bad file descriptor) [pid 753] close(24) = -1 EBADF (Bad file descriptor) [pid 753] close(25) = -1 EBADF (Bad file descriptor) [pid 753] close(26) = -1 EBADF (Bad file descriptor) [pid 753] close(27) = -1 EBADF (Bad file descriptor) [pid 753] close(28) = -1 EBADF (Bad file descriptor) [pid 753] close(29) = -1 EBADF (Bad file descriptor) [pid 753] exit_group(0) = ? [pid 753] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./454", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./454", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./454/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./454/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./454/binderfs") = 0 [pid 298] umount2("./454/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./454/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./454/cgroup.net") = 0 [pid 298] umount2("./454/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./454/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./454/cgroup.cpu") = 0 [pid 298] umount2("./454/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./454/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./454/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./454") = 0 [pid 298] mkdir("./455", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 754 attached , child_tidptr=0x555574184750) = 457 [pid 754] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 754] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 754] chdir("./455") = 0 [pid 754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 754] setpgid(0, 0) = 0 [pid 754] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 754] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 754] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 754] write(3, "1000", 4) = 4 [pid 754] close(3) = 0 [pid 754] symlink("/dev/binderfs", "./binderfs") = 0 [pid 754] write(1, "executing program\n", 18) = 18 [pid 754] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 754] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 754] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 754] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 754] close(3) = 0 [pid 754] close(4) = 0 [pid 754] close(5) = -1 EBADF (Bad file descriptor) [pid 754] close(6) = -1 EBADF (Bad file descriptor) [pid 754] close(7) = -1 EBADF (Bad file descriptor) [pid 754] close(8) = -1 EBADF (Bad file descriptor) [pid 754] close(9) = -1 EBADF (Bad file descriptor) [pid 754] close(10) = -1 EBADF (Bad file descriptor) [pid 754] close(11) = -1 EBADF (Bad file descriptor) [pid 754] close(12) = -1 EBADF (Bad file descriptor) [pid 754] close(13) = -1 EBADF (Bad file descriptor) [pid 754] close(14) = -1 EBADF (Bad file descriptor) [pid 754] close(15) = -1 EBADF (Bad file descriptor) [pid 754] close(16) = -1 EBADF (Bad file descriptor) [pid 754] close(17) = -1 EBADF (Bad file descriptor) [pid 754] close(18) = -1 EBADF (Bad file descriptor) [pid 754] close(19) = -1 EBADF (Bad file descriptor) [pid 754] close(20) = -1 EBADF (Bad file descriptor) [pid 754] close(21) = -1 EBADF (Bad file descriptor) [pid 754] close(22) = -1 EBADF (Bad file descriptor) [pid 754] close(23) = -1 EBADF (Bad file descriptor) [pid 754] close(24) = -1 EBADF (Bad file descriptor) [pid 754] close(25) = -1 EBADF (Bad file descriptor) [pid 754] close(26) = -1 EBADF (Bad file descriptor) [pid 754] close(27) = -1 EBADF (Bad file descriptor) [pid 754] close(28) = -1 EBADF (Bad file descriptor) [pid 754] close(29) = -1 EBADF (Bad file descriptor) [pid 754] exit_group(0) = ? [pid 754] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./455", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./455", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./455/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./455/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./455/binderfs") = 0 [pid 298] umount2("./455/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./455/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./455/cgroup.net") = 0 [pid 298] umount2("./455/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./455/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./455/cgroup.cpu") = 0 [pid 298] umount2("./455/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./455/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./455/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./455") = 0 [pid 298] mkdir("./456", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 755 attached [pid 755] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 458 [pid 755] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] chdir("./456") = 0 [pid 755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 755] setpgid(0, 0) = 0 [pid 755] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 755] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 755] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 755] write(3, "1000", 4) = 4 [pid 755] close(3) = 0 [pid 755] symlink("/dev/binderfs", "./binderfs") = 0 [pid 755] write(1, "executing program\n", 18) = 18 executing program [pid 755] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 755] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 755] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 755] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 755] close(3) = 0 [pid 755] close(4) = 0 [pid 755] close(5) = -1 EBADF (Bad file descriptor) [pid 755] close(6) = -1 EBADF (Bad file descriptor) [pid 755] close(7) = -1 EBADF (Bad file descriptor) [pid 755] close(8) = -1 EBADF (Bad file descriptor) [pid 755] close(9) = -1 EBADF (Bad file descriptor) [pid 755] close(10) = -1 EBADF (Bad file descriptor) [pid 755] close(11) = -1 EBADF (Bad file descriptor) [pid 755] close(12) = -1 EBADF (Bad file descriptor) [pid 755] close(13) = -1 EBADF (Bad file descriptor) [pid 755] close(14) = -1 EBADF (Bad file descriptor) [pid 755] close(15) = -1 EBADF (Bad file descriptor) [pid 755] close(16) = -1 EBADF (Bad file descriptor) [pid 755] close(17) = -1 EBADF (Bad file descriptor) [pid 755] close(18) = -1 EBADF (Bad file descriptor) [pid 755] close(19) = -1 EBADF (Bad file descriptor) [pid 755] close(20) = -1 EBADF (Bad file descriptor) [pid 755] close(21) = -1 EBADF (Bad file descriptor) [pid 755] close(22) = -1 EBADF (Bad file descriptor) [pid 755] close(23) = -1 EBADF (Bad file descriptor) [pid 755] close(24) = -1 EBADF (Bad file descriptor) [pid 755] close(25) = -1 EBADF (Bad file descriptor) [pid 755] close(26) = -1 EBADF (Bad file descriptor) [pid 755] close(27) = -1 EBADF (Bad file descriptor) [pid 755] close(28) = -1 EBADF (Bad file descriptor) [pid 755] close(29) = -1 EBADF (Bad file descriptor) [pid 755] exit_group(0) = ? [pid 755] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./456", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./456", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./456/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./456/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./456/binderfs") = 0 [pid 298] umount2("./456/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./456/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./456/cgroup.net") = 0 [pid 298] umount2("./456/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./456/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./456/cgroup.cpu") = 0 [pid 298] umount2("./456/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./456/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./456/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./456") = 0 [pid 298] mkdir("./457", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 756 attached [pid 756] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 459 [pid 756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 756] chdir("./457") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 756] setpgid(0, 0) = 0 [pid 756] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 756] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 756] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 756] write(3, "1000", 4) = 4 [pid 756] close(3) = 0 [pid 756] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 756] write(1, "executing program\n", 18) = 18 [pid 756] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 756] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 756] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 756] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 756] close(3) = 0 [pid 756] close(4) = 0 [pid 756] close(5) = -1 EBADF (Bad file descriptor) [pid 756] close(6) = -1 EBADF (Bad file descriptor) [pid 756] close(7) = -1 EBADF (Bad file descriptor) [pid 756] close(8) = -1 EBADF (Bad file descriptor) [pid 756] close(9) = -1 EBADF (Bad file descriptor) [pid 756] close(10) = -1 EBADF (Bad file descriptor) [pid 756] close(11) = -1 EBADF (Bad file descriptor) [pid 756] close(12) = -1 EBADF (Bad file descriptor) [pid 756] close(13) = -1 EBADF (Bad file descriptor) [pid 756] close(14) = -1 EBADF (Bad file descriptor) [pid 756] close(15) = -1 EBADF (Bad file descriptor) [pid 756] close(16) = -1 EBADF (Bad file descriptor) [pid 756] close(17) = -1 EBADF (Bad file descriptor) [pid 756] close(18) = -1 EBADF (Bad file descriptor) [pid 756] close(19) = -1 EBADF (Bad file descriptor) [pid 756] close(20) = -1 EBADF (Bad file descriptor) [pid 756] close(21) = -1 EBADF (Bad file descriptor) [pid 756] close(22) = -1 EBADF (Bad file descriptor) [pid 756] close(23) = -1 EBADF (Bad file descriptor) [pid 756] close(24) = -1 EBADF (Bad file descriptor) [pid 756] close(25) = -1 EBADF (Bad file descriptor) [pid 756] close(26) = -1 EBADF (Bad file descriptor) [pid 756] close(27) = -1 EBADF (Bad file descriptor) [pid 756] close(28) = -1 EBADF (Bad file descriptor) [pid 756] close(29) = -1 EBADF (Bad file descriptor) [pid 756] exit_group(0) = ? [pid 756] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./457", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./457", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./457/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./457/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./457/binderfs") = 0 [pid 298] umount2("./457/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./457/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./457/cgroup.net") = 0 [pid 298] umount2("./457/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./457/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./457/cgroup.cpu") = 0 [pid 298] umount2("./457/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./457/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./457/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./457") = 0 [pid 298] mkdir("./458", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 757 attached [pid 757] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 460 [pid 757] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 757] chdir("./458" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 757] <... chdir resumed>) = 0 [pid 757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 757] setpgid(0, 0) = 0 [pid 757] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 757] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 757] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 757] write(3, "1000", 4) = 4 [pid 757] close(3) = 0 [pid 757] symlink("/dev/binderfs", "./binderfs") = 0 [pid 757] write(1, "executing program\n", 18) = 18 [pid 757] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 757] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 757] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 757] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 757] close(3) = 0 [pid 757] close(4) = 0 [pid 757] close(5) = -1 EBADF (Bad file descriptor) [pid 757] close(6) = -1 EBADF (Bad file descriptor) [pid 757] close(7) = -1 EBADF (Bad file descriptor) [pid 757] close(8) = -1 EBADF (Bad file descriptor) [pid 757] close(9) = -1 EBADF (Bad file descriptor) [pid 757] close(10) = -1 EBADF (Bad file descriptor) [pid 757] close(11) = -1 EBADF (Bad file descriptor) [pid 757] close(12) = -1 EBADF (Bad file descriptor) [pid 757] close(13) = -1 EBADF (Bad file descriptor) [pid 757] close(14) = -1 EBADF (Bad file descriptor) [pid 757] close(15) = -1 EBADF (Bad file descriptor) [pid 757] close(16) = -1 EBADF (Bad file descriptor) [pid 757] close(17) = -1 EBADF (Bad file descriptor) [pid 757] close(18) = -1 EBADF (Bad file descriptor) [pid 757] close(19) = -1 EBADF (Bad file descriptor) [pid 757] close(20) = -1 EBADF (Bad file descriptor) [pid 757] close(21) = -1 EBADF (Bad file descriptor) [pid 757] close(22) = -1 EBADF (Bad file descriptor) [pid 757] close(23) = -1 EBADF (Bad file descriptor) [pid 757] close(24) = -1 EBADF (Bad file descriptor) [pid 757] close(25) = -1 EBADF (Bad file descriptor) [pid 757] close(26) = -1 EBADF (Bad file descriptor) [pid 757] close(27) = -1 EBADF (Bad file descriptor) [pid 757] close(28) = -1 EBADF (Bad file descriptor) [pid 757] close(29) = -1 EBADF (Bad file descriptor) [pid 757] exit_group(0) = ? [pid 757] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./458", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./458", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./458/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./458/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./458/binderfs") = 0 [pid 298] umount2("./458/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./458/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./458/cgroup.net") = 0 [pid 298] umount2("./458/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./458/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./458/cgroup.cpu") = 0 [pid 298] umount2("./458/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./458/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./458/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./458") = 0 [pid 298] mkdir("./459", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 758 attached [pid 758] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 461 [pid 758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 758] chdir("./459") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 758] setpgid(0, 0) = 0 [pid 758] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 758] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 758] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 758] write(3, "1000", 4) = 4 [pid 758] close(3) = 0 [pid 758] symlink("/dev/binderfs", "./binderfs") = 0 [pid 758] write(1, "executing program\n", 18) = 18 executing program [pid 758] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 758] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 758] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 758] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 758] close(3) = 0 [pid 758] close(4) = 0 [pid 758] close(5) = -1 EBADF (Bad file descriptor) [pid 758] close(6) = -1 EBADF (Bad file descriptor) [pid 758] close(7) = -1 EBADF (Bad file descriptor) [pid 758] close(8) = -1 EBADF (Bad file descriptor) [pid 758] close(9) = -1 EBADF (Bad file descriptor) [pid 758] close(10) = -1 EBADF (Bad file descriptor) [pid 758] close(11) = -1 EBADF (Bad file descriptor) [pid 758] close(12) = -1 EBADF (Bad file descriptor) [pid 758] close(13) = -1 EBADF (Bad file descriptor) [pid 758] close(14) = -1 EBADF (Bad file descriptor) [pid 758] close(15) = -1 EBADF (Bad file descriptor) [pid 758] close(16) = -1 EBADF (Bad file descriptor) [pid 758] close(17) = -1 EBADF (Bad file descriptor) [pid 758] close(18) = -1 EBADF (Bad file descriptor) [pid 758] close(19) = -1 EBADF (Bad file descriptor) [pid 758] close(20) = -1 EBADF (Bad file descriptor) [pid 758] close(21) = -1 EBADF (Bad file descriptor) [pid 758] close(22) = -1 EBADF (Bad file descriptor) [pid 758] close(23) = -1 EBADF (Bad file descriptor) [pid 758] close(24) = -1 EBADF (Bad file descriptor) [pid 758] close(25) = -1 EBADF (Bad file descriptor) [pid 758] close(26) = -1 EBADF (Bad file descriptor) [pid 758] close(27) = -1 EBADF (Bad file descriptor) [pid 758] close(28) = -1 EBADF (Bad file descriptor) [pid 758] close(29) = -1 EBADF (Bad file descriptor) [pid 758] exit_group(0) = ? [pid 758] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./459", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./459", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./459/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./459/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./459/binderfs") = 0 [pid 298] umount2("./459/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./459/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./459/cgroup.net") = 0 [pid 298] umount2("./459/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./459/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./459/cgroup.cpu") = 0 [pid 298] umount2("./459/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./459/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./459/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./459") = 0 [pid 298] mkdir("./460", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 759 attached [pid 759] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 462 [pid 759] <... set_robust_list resumed>) = 0 [pid 759] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] chdir("./460" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] <... chdir resumed>) = 0 [pid 759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 759] setpgid(0, 0) = 0 [pid 759] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 759] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 759] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 759] write(3, "1000", 4) = 4 [pid 759] close(3) = 0 [pid 759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 759] write(1, "executing program\n", 18) = 18 executing program [pid 759] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 759] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 759] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 759] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 759] close(3) = 0 [pid 759] close(4) = 0 [pid 759] close(5) = -1 EBADF (Bad file descriptor) [pid 759] close(6) = -1 EBADF (Bad file descriptor) [pid 759] close(7) = -1 EBADF (Bad file descriptor) [pid 759] close(8) = -1 EBADF (Bad file descriptor) [pid 759] close(9) = -1 EBADF (Bad file descriptor) [pid 759] close(10) = -1 EBADF (Bad file descriptor) [pid 759] close(11) = -1 EBADF (Bad file descriptor) [pid 759] close(12) = -1 EBADF (Bad file descriptor) [pid 759] close(13) = -1 EBADF (Bad file descriptor) [pid 759] close(14) = -1 EBADF (Bad file descriptor) [pid 759] close(15) = -1 EBADF (Bad file descriptor) [pid 759] close(16) = -1 EBADF (Bad file descriptor) [pid 759] close(17) = -1 EBADF (Bad file descriptor) [pid 759] close(18) = -1 EBADF (Bad file descriptor) [pid 759] close(19) = -1 EBADF (Bad file descriptor) [pid 759] close(20) = -1 EBADF (Bad file descriptor) [pid 759] close(21) = -1 EBADF (Bad file descriptor) [pid 759] close(22) = -1 EBADF (Bad file descriptor) [pid 759] close(23) = -1 EBADF (Bad file descriptor) [pid 759] close(24) = -1 EBADF (Bad file descriptor) [pid 759] close(25) = -1 EBADF (Bad file descriptor) [pid 759] close(26) = -1 EBADF (Bad file descriptor) [pid 759] close(27) = -1 EBADF (Bad file descriptor) [pid 759] close(28) = -1 EBADF (Bad file descriptor) [pid 759] close(29) = -1 EBADF (Bad file descriptor) [pid 759] exit_group(0) = ? [pid 759] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./460", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./460", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./460/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./460/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./460/binderfs") = 0 [pid 298] umount2("./460/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./460/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./460/cgroup.net") = 0 [pid 298] umount2("./460/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./460/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./460/cgroup.cpu") = 0 [pid 298] umount2("./460/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./460/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./460/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./460") = 0 [pid 298] mkdir("./461", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 760 attached [pid 760] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 463 [pid 760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 760] chdir("./461" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 760] <... chdir resumed>) = 0 [pid 760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 760] setpgid(0, 0) = 0 [pid 760] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 760] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 760] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 760] write(3, "1000", 4) = 4 [pid 760] close(3) = 0 [pid 760] symlink("/dev/binderfs", "./binderfs") = 0 [pid 760] write(1, "executing program\n", 18) = 18 executing program [pid 760] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 760] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 760] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 760] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 760] close(3) = 0 [pid 760] close(4) = 0 [pid 760] close(5) = -1 EBADF (Bad file descriptor) [pid 760] close(6) = -1 EBADF (Bad file descriptor) [pid 760] close(7) = -1 EBADF (Bad file descriptor) [pid 760] close(8) = -1 EBADF (Bad file descriptor) [pid 760] close(9) = -1 EBADF (Bad file descriptor) [pid 760] close(10) = -1 EBADF (Bad file descriptor) [pid 760] close(11) = -1 EBADF (Bad file descriptor) [pid 760] close(12) = -1 EBADF (Bad file descriptor) [pid 760] close(13) = -1 EBADF (Bad file descriptor) [pid 760] close(14) = -1 EBADF (Bad file descriptor) [pid 760] close(15) = -1 EBADF (Bad file descriptor) [pid 760] close(16) = -1 EBADF (Bad file descriptor) [pid 760] close(17) = -1 EBADF (Bad file descriptor) [pid 760] close(18) = -1 EBADF (Bad file descriptor) [pid 760] close(19) = -1 EBADF (Bad file descriptor) [pid 760] close(20) = -1 EBADF (Bad file descriptor) [pid 760] close(21) = -1 EBADF (Bad file descriptor) [pid 760] close(22) = -1 EBADF (Bad file descriptor) [pid 760] close(23) = -1 EBADF (Bad file descriptor) [pid 760] close(24) = -1 EBADF (Bad file descriptor) [pid 760] close(25) = -1 EBADF (Bad file descriptor) [pid 760] close(26) = -1 EBADF (Bad file descriptor) [pid 760] close(27) = -1 EBADF (Bad file descriptor) [pid 760] close(28) = -1 EBADF (Bad file descriptor) [pid 760] close(29) = -1 EBADF (Bad file descriptor) [pid 760] exit_group(0) = ? [pid 760] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./461", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./461", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./461/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./461/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./461/binderfs") = 0 [pid 298] umount2("./461/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./461/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./461/cgroup.net") = 0 [pid 298] umount2("./461/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./461/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./461/cgroup.cpu") = 0 [pid 298] umount2("./461/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./461/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./461/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./461") = 0 [pid 298] mkdir("./462", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 761 attached [pid 761] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 464 [pid 761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 761] chdir("./462") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 761] setpgid(0, 0) = 0 [pid 761] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 761] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 761] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 761] write(3, "1000", 4) = 4 [pid 761] close(3) = 0 [pid 761] symlink("/dev/binderfs", "./binderfs") = 0 [pid 761] write(1, "executing program\n", 18) = 18 executing program [pid 761] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 761] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 761] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 761] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 761] close(3) = 0 [pid 761] close(4) = 0 [pid 761] close(5) = -1 EBADF (Bad file descriptor) [pid 761] close(6) = -1 EBADF (Bad file descriptor) [pid 761] close(7) = -1 EBADF (Bad file descriptor) [pid 761] close(8) = -1 EBADF (Bad file descriptor) [pid 761] close(9) = -1 EBADF (Bad file descriptor) [pid 761] close(10) = -1 EBADF (Bad file descriptor) [pid 761] close(11) = -1 EBADF (Bad file descriptor) [pid 761] close(12) = -1 EBADF (Bad file descriptor) [pid 761] close(13) = -1 EBADF (Bad file descriptor) [pid 761] close(14) = -1 EBADF (Bad file descriptor) [pid 761] close(15) = -1 EBADF (Bad file descriptor) [pid 761] close(16) = -1 EBADF (Bad file descriptor) [pid 761] close(17) = -1 EBADF (Bad file descriptor) [pid 761] close(18) = -1 EBADF (Bad file descriptor) [pid 761] close(19) = -1 EBADF (Bad file descriptor) [pid 761] close(20) = -1 EBADF (Bad file descriptor) [pid 761] close(21) = -1 EBADF (Bad file descriptor) [pid 761] close(22) = -1 EBADF (Bad file descriptor) [pid 761] close(23) = -1 EBADF (Bad file descriptor) [pid 761] close(24) = -1 EBADF (Bad file descriptor) [pid 761] close(25) = -1 EBADF (Bad file descriptor) [pid 761] close(26) = -1 EBADF (Bad file descriptor) [pid 761] close(27) = -1 EBADF (Bad file descriptor) [pid 761] close(28) = -1 EBADF (Bad file descriptor) [pid 761] close(29) = -1 EBADF (Bad file descriptor) [pid 761] exit_group(0) = ? [pid 761] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./462", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./462", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./462/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./462/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./462/binderfs") = 0 [pid 298] umount2("./462/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./462/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./462/cgroup.net") = 0 [pid 298] umount2("./462/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./462/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./462/cgroup.cpu") = 0 [pid 298] umount2("./462/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./462/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./462/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./462") = 0 [pid 298] mkdir("./463", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 762 attached [pid 762] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 465 [pid 762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 762] chdir("./463") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 762] setpgid(0, 0) = 0 [pid 762] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 762] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 762] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 762] write(3, "1000", 4) = 4 [pid 762] close(3) = 0 [pid 762] symlink("/dev/binderfs", "./binderfs") = 0 [pid 762] write(1, "executing program\n", 18) = 18 [pid 762] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 762] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 762] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 762] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 762] close(3) = 0 [pid 762] close(4) = 0 [pid 762] close(5) = -1 EBADF (Bad file descriptor) [pid 762] close(6) = -1 EBADF (Bad file descriptor) [pid 762] close(7) = -1 EBADF (Bad file descriptor) [pid 762] close(8) = -1 EBADF (Bad file descriptor) [pid 762] close(9) = -1 EBADF (Bad file descriptor) [pid 762] close(10) = -1 EBADF (Bad file descriptor) [pid 762] close(11) = -1 EBADF (Bad file descriptor) [pid 762] close(12) = -1 EBADF (Bad file descriptor) [pid 762] close(13) = -1 EBADF (Bad file descriptor) [pid 762] close(14) = -1 EBADF (Bad file descriptor) [pid 762] close(15) = -1 EBADF (Bad file descriptor) [pid 762] close(16) = -1 EBADF (Bad file descriptor) [pid 762] close(17) = -1 EBADF (Bad file descriptor) [pid 762] close(18) = -1 EBADF (Bad file descriptor) [pid 762] close(19) = -1 EBADF (Bad file descriptor) [pid 762] close(20) = -1 EBADF (Bad file descriptor) [pid 762] close(21) = -1 EBADF (Bad file descriptor) [pid 762] close(22) = -1 EBADF (Bad file descriptor) [pid 762] close(23) = -1 EBADF (Bad file descriptor) [pid 762] close(24) = -1 EBADF (Bad file descriptor) [pid 762] close(25) = -1 EBADF (Bad file descriptor) [pid 762] close(26) = -1 EBADF (Bad file descriptor) [pid 762] close(27) = -1 EBADF (Bad file descriptor) [pid 762] close(28) = -1 EBADF (Bad file descriptor) [pid 762] close(29) = -1 EBADF (Bad file descriptor) [pid 762] exit_group(0) = ? [pid 762] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./463", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./463", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./463/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./463/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./463/binderfs") = 0 [pid 298] umount2("./463/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./463/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./463/cgroup.net") = 0 [pid 298] umount2("./463/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./463/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./463/cgroup.cpu") = 0 [pid 298] umount2("./463/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./463/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./463/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./463") = 0 [pid 298] mkdir("./464", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 763 attached [pid 763] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 466 [pid 763] <... set_robust_list resumed>) = 0 [pid 763] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 763] chdir("./464") = 0 [pid 763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 763] setpgid(0, 0) = 0 [pid 763] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 763] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 763] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 763] write(3, "1000", 4) = 4 [pid 763] close(3) = 0 [pid 763] symlink("/dev/binderfs", "./binderfs") = 0 [pid 763] write(1, "executing program\n", 18) = 18 [pid 763] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 763] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 763] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 763] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 763] close(3) = 0 [pid 763] close(4) = 0 [pid 763] close(5) = -1 EBADF (Bad file descriptor) [pid 763] close(6) = -1 EBADF (Bad file descriptor) [pid 763] close(7) = -1 EBADF (Bad file descriptor) [pid 763] close(8) = -1 EBADF (Bad file descriptor) [pid 763] close(9) = -1 EBADF (Bad file descriptor) [pid 763] close(10) = -1 EBADF (Bad file descriptor) [pid 763] close(11) = -1 EBADF (Bad file descriptor) [pid 763] close(12) = -1 EBADF (Bad file descriptor) [pid 763] close(13) = -1 EBADF (Bad file descriptor) [pid 763] close(14) = -1 EBADF (Bad file descriptor) [pid 763] close(15) = -1 EBADF (Bad file descriptor) [pid 763] close(16) = -1 EBADF (Bad file descriptor) [pid 763] close(17) = -1 EBADF (Bad file descriptor) [pid 763] close(18) = -1 EBADF (Bad file descriptor) [pid 763] close(19) = -1 EBADF (Bad file descriptor) [pid 763] close(20) = -1 EBADF (Bad file descriptor) [pid 763] close(21) = -1 EBADF (Bad file descriptor) [pid 763] close(22) = -1 EBADF (Bad file descriptor) [pid 763] close(23) = -1 EBADF (Bad file descriptor) [pid 763] close(24) = -1 EBADF (Bad file descriptor) [pid 763] close(25) = -1 EBADF (Bad file descriptor) [pid 763] close(26) = -1 EBADF (Bad file descriptor) [pid 763] close(27) = -1 EBADF (Bad file descriptor) [pid 763] close(28) = -1 EBADF (Bad file descriptor) [pid 763] close(29) = -1 EBADF (Bad file descriptor) [pid 763] exit_group(0) = ? [pid 763] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./464", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./464", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./464/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./464/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./464/binderfs") = 0 [pid 298] umount2("./464/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./464/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./464/cgroup.net") = 0 [pid 298] umount2("./464/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./464/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./464/cgroup.cpu") = 0 [pid 298] umount2("./464/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./464/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./464/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./464") = 0 [pid 298] mkdir("./465", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 764 attached [pid 764] set_robust_list(0x555574184760, 24) = 0 [pid 764] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 467 [pid 764] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 764] chdir("./465") = 0 [pid 764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 764] <... prctl resumed>) = 0 [pid 764] setpgid(0, 0) = 0 [pid 764] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 764] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 764] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 764] write(3, "1000", 4) = 4 [pid 764] close(3) = 0 [pid 764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 764] write(1, "executing program\n", 18) = 18 executing program [pid 764] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 764] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 764] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 764] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 764] close(3) = 0 [pid 764] close(4) = 0 [pid 764] close(5) = -1 EBADF (Bad file descriptor) [pid 764] close(6) = -1 EBADF (Bad file descriptor) [pid 764] close(7) = -1 EBADF (Bad file descriptor) [pid 764] close(8) = -1 EBADF (Bad file descriptor) [pid 764] close(9) = -1 EBADF (Bad file descriptor) [pid 764] close(10) = -1 EBADF (Bad file descriptor) [pid 764] close(11) = -1 EBADF (Bad file descriptor) [pid 764] close(12) = -1 EBADF (Bad file descriptor) [pid 764] close(13) = -1 EBADF (Bad file descriptor) [pid 764] close(14) = -1 EBADF (Bad file descriptor) [pid 764] close(15) = -1 EBADF (Bad file descriptor) [pid 764] close(16) = -1 EBADF (Bad file descriptor) [pid 764] close(17) = -1 EBADF (Bad file descriptor) [pid 764] close(18) = -1 EBADF (Bad file descriptor) [pid 764] close(19) = -1 EBADF (Bad file descriptor) [pid 764] close(20) = -1 EBADF (Bad file descriptor) [pid 764] close(21) = -1 EBADF (Bad file descriptor) [pid 764] close(22) = -1 EBADF (Bad file descriptor) [pid 764] close(23) = -1 EBADF (Bad file descriptor) [pid 764] close(24) = -1 EBADF (Bad file descriptor) [pid 764] close(25) = -1 EBADF (Bad file descriptor) [pid 764] close(26) = -1 EBADF (Bad file descriptor) [pid 764] close(27) = -1 EBADF (Bad file descriptor) [pid 764] close(28) = -1 EBADF (Bad file descriptor) [pid 764] close(29) = -1 EBADF (Bad file descriptor) [pid 764] exit_group(0) = ? [pid 764] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./465", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./465", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./465/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./465/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./465/binderfs") = 0 [pid 298] umount2("./465/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./465/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./465/cgroup.net") = 0 [pid 298] umount2("./465/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./465/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./465/cgroup.cpu") = 0 [pid 298] umount2("./465/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./465/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./465/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./465") = 0 [pid 298] mkdir("./466", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 765 attached [pid 765] set_robust_list(0x555574184760, 24) = 0 [pid 765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 468 [pid 765] chdir("./466") = 0 [pid 765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 765] setpgid(0, 0) = 0 [pid 765] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 765] <... symlink resumed>) = 0 [pid 765] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 765] <... symlink resumed>) = 0 [pid 765] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 765] write(3, "1000", 4) = 4 [pid 765] close(3) = 0 [pid 765] symlink("/dev/binderfs", "./binderfs") = 0 [pid 765] write(1, "executing program\n", 18) = 18 executing program [pid 765] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 765] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 765] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 765] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 765] close(3) = 0 [pid 765] close(4) = 0 [pid 765] close(5) = -1 EBADF (Bad file descriptor) [pid 765] close(6) = -1 EBADF (Bad file descriptor) [pid 765] close(7) = -1 EBADF (Bad file descriptor) [pid 765] close(8) = -1 EBADF (Bad file descriptor) [pid 765] close(9) = -1 EBADF (Bad file descriptor) [pid 765] close(10) = -1 EBADF (Bad file descriptor) [pid 765] close(11) = -1 EBADF (Bad file descriptor) [pid 765] close(12) = -1 EBADF (Bad file descriptor) [pid 765] close(13) = -1 EBADF (Bad file descriptor) [pid 765] close(14) = -1 EBADF (Bad file descriptor) [pid 765] close(15) = -1 EBADF (Bad file descriptor) [pid 765] close(16) = -1 EBADF (Bad file descriptor) [pid 765] close(17) = -1 EBADF (Bad file descriptor) [pid 765] close(18) = -1 EBADF (Bad file descriptor) [pid 765] close(19) = -1 EBADF (Bad file descriptor) [pid 765] close(20) = -1 EBADF (Bad file descriptor) [pid 765] close(21) = -1 EBADF (Bad file descriptor) [pid 765] close(22) = -1 EBADF (Bad file descriptor) [pid 765] close(23) = -1 EBADF (Bad file descriptor) [pid 765] close(24) = -1 EBADF (Bad file descriptor) [pid 765] close(25) = -1 EBADF (Bad file descriptor) [pid 765] close(26) = -1 EBADF (Bad file descriptor) [pid 765] close(27) = -1 EBADF (Bad file descriptor) [pid 765] close(28) = -1 EBADF (Bad file descriptor) [pid 765] close(29) = -1 EBADF (Bad file descriptor) [pid 765] exit_group(0) = ? [pid 765] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./466", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./466", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./466/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./466/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./466/binderfs") = 0 [pid 298] umount2("./466/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./466/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./466/cgroup.net") = 0 [pid 298] umount2("./466/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./466/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./466/cgroup.cpu") = 0 [pid 298] umount2("./466/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./466/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./466/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./466") = 0 [pid 298] mkdir("./467", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 766 attached [pid 766] set_robust_list(0x555574184760, 24) = 0 [pid 766] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 469 [pid 766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 766] chdir("./467") = 0 [pid 766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 766] setpgid(0, 0) = 0 [pid 766] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 766] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 766] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 766] write(3, "1000", 4) = 4 [pid 766] close(3) = 0 [pid 766] symlink("/dev/binderfs", "./binderfs") = 0 [pid 766] write(1, "executing program\n", 18) = 18 executing program [pid 766] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 766] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 766] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 766] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 766] close(3) = 0 [pid 766] close(4) = 0 [pid 766] close(5) = -1 EBADF (Bad file descriptor) [pid 766] close(6) = -1 EBADF (Bad file descriptor) [pid 766] close(7) = -1 EBADF (Bad file descriptor) [pid 766] close(8) = -1 EBADF (Bad file descriptor) [pid 766] close(9) = -1 EBADF (Bad file descriptor) [pid 766] close(10) = -1 EBADF (Bad file descriptor) [pid 766] close(11) = -1 EBADF (Bad file descriptor) [pid 766] close(12) = -1 EBADF (Bad file descriptor) [pid 766] close(13) = -1 EBADF (Bad file descriptor) [pid 766] close(14) = -1 EBADF (Bad file descriptor) [pid 766] close(15) = -1 EBADF (Bad file descriptor) [pid 766] close(16) = -1 EBADF (Bad file descriptor) [pid 766] close(17) = -1 EBADF (Bad file descriptor) [pid 766] close(18) = -1 EBADF (Bad file descriptor) [pid 766] close(19) = -1 EBADF (Bad file descriptor) [pid 766] close(20) = -1 EBADF (Bad file descriptor) [pid 766] close(21) = -1 EBADF (Bad file descriptor) [pid 766] close(22) = -1 EBADF (Bad file descriptor) [pid 766] close(23) = -1 EBADF (Bad file descriptor) [pid 766] close(24) = -1 EBADF (Bad file descriptor) [pid 766] close(25) = -1 EBADF (Bad file descriptor) [pid 766] close(26) = -1 EBADF (Bad file descriptor) [pid 766] close(27) = -1 EBADF (Bad file descriptor) [pid 766] close(28) = -1 EBADF (Bad file descriptor) [pid 766] close(29) = -1 EBADF (Bad file descriptor) [pid 766] exit_group(0) = ? [pid 766] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./467", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./467", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./467/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./467/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./467/binderfs") = 0 [pid 298] umount2("./467/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./467/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./467/cgroup.net") = 0 [pid 298] umount2("./467/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./467/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./467/cgroup.cpu") = 0 [pid 298] umount2("./467/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./467/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./467/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./467") = 0 [pid 298] mkdir("./468", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 767 attached [pid 767] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 470 [pid 767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 767] chdir("./468") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 767] setpgid(0, 0) = 0 [pid 767] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 767] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 767] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 767] write(3, "1000", 4) = 4 [pid 767] close(3) = 0 [pid 767] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 767] write(1, "executing program\n", 18) = 18 [pid 767] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 767] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 767] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 767] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 767] close(3) = 0 [pid 767] close(4) = 0 [pid 767] close(5) = -1 EBADF (Bad file descriptor) [pid 767] close(6) = -1 EBADF (Bad file descriptor) [pid 767] close(7) = -1 EBADF (Bad file descriptor) [pid 767] close(8) = -1 EBADF (Bad file descriptor) [pid 767] close(9) = -1 EBADF (Bad file descriptor) [pid 767] close(10) = -1 EBADF (Bad file descriptor) [pid 767] close(11) = -1 EBADF (Bad file descriptor) [pid 767] close(12) = -1 EBADF (Bad file descriptor) [pid 767] close(13) = -1 EBADF (Bad file descriptor) [pid 767] close(14) = -1 EBADF (Bad file descriptor) [pid 767] close(15) = -1 EBADF (Bad file descriptor) [pid 767] close(16) = -1 EBADF (Bad file descriptor) [pid 767] close(17) = -1 EBADF (Bad file descriptor) [pid 767] close(18) = -1 EBADF (Bad file descriptor) [pid 767] close(19) = -1 EBADF (Bad file descriptor) [pid 767] close(20) = -1 EBADF (Bad file descriptor) [pid 767] close(21) = -1 EBADF (Bad file descriptor) [pid 767] close(22) = -1 EBADF (Bad file descriptor) [pid 767] close(23) = -1 EBADF (Bad file descriptor) [pid 767] close(24) = -1 EBADF (Bad file descriptor) [pid 767] close(25) = -1 EBADF (Bad file descriptor) [pid 767] close(26) = -1 EBADF (Bad file descriptor) [pid 767] close(27) = -1 EBADF (Bad file descriptor) [pid 767] close(28) = -1 EBADF (Bad file descriptor) [pid 767] close(29) = -1 EBADF (Bad file descriptor) [pid 767] exit_group(0) = ? [pid 767] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./468", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./468", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./468/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./468/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./468/binderfs") = 0 [pid 298] umount2("./468/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./468/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./468/cgroup.net") = 0 [pid 298] umount2("./468/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./468/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./468/cgroup.cpu") = 0 [pid 298] umount2("./468/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./468/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./468/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./468") = 0 [pid 298] mkdir("./469", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 768 attached [pid 768] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 471 [pid 768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 768] chdir("./469" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 768] <... chdir resumed>) = 0 [pid 768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 768] setpgid(0, 0) = 0 [pid 768] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 768] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 768] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 768] write(3, "1000", 4) = 4 [pid 768] close(3) = 0 [pid 768] symlink("/dev/binderfs", "./binderfs") = 0 [pid 768] write(1, "executing program\n", 18) = 18 executing program [pid 768] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 768] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 768] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 768] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 768] close(3) = 0 [pid 768] close(4) = 0 [pid 768] close(5) = -1 EBADF (Bad file descriptor) [pid 768] close(6) = -1 EBADF (Bad file descriptor) [pid 768] close(7) = -1 EBADF (Bad file descriptor) [pid 768] close(8) = -1 EBADF (Bad file descriptor) [pid 768] close(9) = -1 EBADF (Bad file descriptor) [pid 768] close(10) = -1 EBADF (Bad file descriptor) [pid 768] close(11) = -1 EBADF (Bad file descriptor) [pid 768] close(12) = -1 EBADF (Bad file descriptor) [pid 768] close(13) = -1 EBADF (Bad file descriptor) [pid 768] close(14) = -1 EBADF (Bad file descriptor) [pid 768] close(15) = -1 EBADF (Bad file descriptor) [pid 768] close(16) = -1 EBADF (Bad file descriptor) [pid 768] close(17) = -1 EBADF (Bad file descriptor) [pid 768] close(18) = -1 EBADF (Bad file descriptor) [pid 768] close(19) = -1 EBADF (Bad file descriptor) [pid 768] close(20) = -1 EBADF (Bad file descriptor) [pid 768] close(21) = -1 EBADF (Bad file descriptor) [pid 768] close(22) = -1 EBADF (Bad file descriptor) [pid 768] close(23) = -1 EBADF (Bad file descriptor) [pid 768] close(24) = -1 EBADF (Bad file descriptor) [pid 768] close(25) = -1 EBADF (Bad file descriptor) [pid 768] close(26) = -1 EBADF (Bad file descriptor) [pid 768] close(27) = -1 EBADF (Bad file descriptor) [pid 768] close(28) = -1 EBADF (Bad file descriptor) [pid 768] close(29) = -1 EBADF (Bad file descriptor) [pid 768] exit_group(0) = ? [pid 768] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./469", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./469", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./469/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./469/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./469/binderfs") = 0 [pid 298] umount2("./469/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./469/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./469/cgroup.net") = 0 [pid 298] umount2("./469/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./469/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./469/cgroup.cpu") = 0 [pid 298] umount2("./469/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./469/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./469/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./469") = 0 [pid 298] mkdir("./470", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 769 attached [pid 769] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 472 [pid 769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 769] chdir("./470" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 769] <... chdir resumed>) = 0 [pid 769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 769] setpgid(0, 0) = 0 [pid 769] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 769] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 769] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 769] write(3, "1000", 4) = 4 [pid 769] close(3) = 0 [pid 769] symlink("/dev/binderfs", "./binderfs") = 0 [pid 769] write(1, "executing program\n", 18) = 18 executing program [pid 769] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 769] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 769] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 769] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 769] close(3) = 0 [pid 769] close(4) = 0 [pid 769] close(5) = -1 EBADF (Bad file descriptor) [pid 769] close(6) = -1 EBADF (Bad file descriptor) [pid 769] close(7) = -1 EBADF (Bad file descriptor) [pid 769] close(8) = -1 EBADF (Bad file descriptor) [pid 769] close(9) = -1 EBADF (Bad file descriptor) [pid 769] close(10) = -1 EBADF (Bad file descriptor) [pid 769] close(11) = -1 EBADF (Bad file descriptor) [pid 769] close(12) = -1 EBADF (Bad file descriptor) [pid 769] close(13) = -1 EBADF (Bad file descriptor) [pid 769] close(14) = -1 EBADF (Bad file descriptor) [pid 769] close(15) = -1 EBADF (Bad file descriptor) [pid 769] close(16) = -1 EBADF (Bad file descriptor) [pid 769] close(17) = -1 EBADF (Bad file descriptor) [pid 769] close(18) = -1 EBADF (Bad file descriptor) [pid 769] close(19) = -1 EBADF (Bad file descriptor) [pid 769] close(20) = -1 EBADF (Bad file descriptor) [pid 769] close(21) = -1 EBADF (Bad file descriptor) [pid 769] close(22) = -1 EBADF (Bad file descriptor) [pid 769] close(23) = -1 EBADF (Bad file descriptor) [pid 769] close(24) = -1 EBADF (Bad file descriptor) [pid 769] close(25) = -1 EBADF (Bad file descriptor) [pid 769] close(26) = -1 EBADF (Bad file descriptor) [pid 769] close(27) = -1 EBADF (Bad file descriptor) [pid 769] close(28) = -1 EBADF (Bad file descriptor) [pid 769] close(29) = -1 EBADF (Bad file descriptor) [pid 769] exit_group(0) = ? [pid 769] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./470", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./470", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./470/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./470/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./470/binderfs") = 0 [pid 298] umount2("./470/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./470/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./470/cgroup.net") = 0 [pid 298] umount2("./470/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./470/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./470/cgroup.cpu") = 0 [pid 298] umount2("./470/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./470/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./470/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./470") = 0 [pid 298] mkdir("./471", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 770 attached [pid 770] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 473 [pid 770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 770] chdir("./471" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 770] <... chdir resumed>) = 0 [pid 770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 770] <... prctl resumed>) = 0 [pid 770] setpgid(0, 0) = 0 [pid 770] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 770] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 770] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 770] write(3, "1000", 4) = 4 [pid 770] close(3) = 0 [pid 770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 770] write(1, "executing program\n", 18) = 18 [pid 770] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 770] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 770] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 770] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 770] close(3) = 0 [pid 770] close(4) = 0 [pid 770] close(5) = -1 EBADF (Bad file descriptor) [pid 770] close(6) = -1 EBADF (Bad file descriptor) [pid 770] close(7) = -1 EBADF (Bad file descriptor) [pid 770] close(8) = -1 EBADF (Bad file descriptor) [pid 770] close(9) = -1 EBADF (Bad file descriptor) [pid 770] close(10) = -1 EBADF (Bad file descriptor) [pid 770] close(11) = -1 EBADF (Bad file descriptor) [pid 770] close(12) = -1 EBADF (Bad file descriptor) [pid 770] close(13) = -1 EBADF (Bad file descriptor) [pid 770] close(14) = -1 EBADF (Bad file descriptor) [pid 770] close(15) = -1 EBADF (Bad file descriptor) [pid 770] close(16) = -1 EBADF (Bad file descriptor) [pid 770] close(17) = -1 EBADF (Bad file descriptor) [pid 770] close(18) = -1 EBADF (Bad file descriptor) [pid 770] close(19) = -1 EBADF (Bad file descriptor) [pid 770] close(20) = -1 EBADF (Bad file descriptor) [pid 770] close(21) = -1 EBADF (Bad file descriptor) [pid 770] close(22) = -1 EBADF (Bad file descriptor) [pid 770] close(23) = -1 EBADF (Bad file descriptor) [pid 770] close(24) = -1 EBADF (Bad file descriptor) [pid 770] close(25) = -1 EBADF (Bad file descriptor) [pid 770] close(26) = -1 EBADF (Bad file descriptor) [pid 770] close(27) = -1 EBADF (Bad file descriptor) [pid 770] close(28) = -1 EBADF (Bad file descriptor) [pid 770] close(29) = -1 EBADF (Bad file descriptor) [pid 770] exit_group(0) = ? [pid 770] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./471", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./471", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./471/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./471/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./471/binderfs") = 0 [pid 298] umount2("./471/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./471/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./471/cgroup.net") = 0 [pid 298] umount2("./471/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./471/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./471/cgroup.cpu") = 0 [pid 298] umount2("./471/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./471/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./471/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./471") = 0 [pid 298] mkdir("./472", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 771 attached [pid 771] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 474 [pid 771] <... set_robust_list resumed>) = 0 [pid 771] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 771] chdir("./472" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 771] <... chdir resumed>) = 0 [pid 771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 771] setpgid(0, 0) = 0 [pid 771] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 771] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 771] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 771] write(3, "1000", 4) = 4 [pid 771] close(3) = 0 [pid 771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 771] write(1, "executing program\n", 18) = 18 executing program [pid 771] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 771] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 771] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 771] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 771] close(3) = 0 [pid 771] close(4) = 0 [pid 771] close(5) = -1 EBADF (Bad file descriptor) [pid 771] close(6) = -1 EBADF (Bad file descriptor) [pid 771] close(7) = -1 EBADF (Bad file descriptor) [pid 771] close(8) = -1 EBADF (Bad file descriptor) [pid 771] close(9) = -1 EBADF (Bad file descriptor) [pid 771] close(10) = -1 EBADF (Bad file descriptor) [pid 771] close(11) = -1 EBADF (Bad file descriptor) [pid 771] close(12) = -1 EBADF (Bad file descriptor) [pid 771] close(13) = -1 EBADF (Bad file descriptor) [pid 771] close(14) = -1 EBADF (Bad file descriptor) [pid 771] close(15) = -1 EBADF (Bad file descriptor) [pid 771] close(16) = -1 EBADF (Bad file descriptor) [pid 771] close(17) = -1 EBADF (Bad file descriptor) [pid 771] close(18) = -1 EBADF (Bad file descriptor) [pid 771] close(19) = -1 EBADF (Bad file descriptor) [pid 771] close(20) = -1 EBADF (Bad file descriptor) [pid 771] close(21) = -1 EBADF (Bad file descriptor) [pid 771] close(22) = -1 EBADF (Bad file descriptor) [pid 771] close(23) = -1 EBADF (Bad file descriptor) [pid 771] close(24) = -1 EBADF (Bad file descriptor) [pid 771] close(25) = -1 EBADF (Bad file descriptor) [pid 771] close(26) = -1 EBADF (Bad file descriptor) [pid 771] close(27) = -1 EBADF (Bad file descriptor) [pid 771] close(28) = -1 EBADF (Bad file descriptor) [pid 771] close(29) = -1 EBADF (Bad file descriptor) [pid 771] exit_group(0) = ? [pid 771] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./472", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./472", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./472/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./472/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./472/binderfs") = 0 [pid 298] umount2("./472/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./472/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./472/cgroup.net") = 0 [pid 298] umount2("./472/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./472/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./472/cgroup.cpu") = 0 [pid 298] umount2("./472/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./472/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./472/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./472") = 0 [pid 298] mkdir("./473", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 772 attached [pid 772] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 475 [pid 772] <... set_robust_list resumed>) = 0 [pid 772] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 772] chdir("./473" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 772] <... chdir resumed>) = 0 [pid 772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 772] setpgid(0, 0) = 0 [pid 772] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 772] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 772] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 772] write(3, "1000", 4) = 4 [pid 772] close(3) = 0 [pid 772] symlink("/dev/binderfs", "./binderfs") = 0 [pid 772] write(1, "executing program\n", 18) = 18 executing program [pid 772] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 772] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 772] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 772] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 772] close(3) = 0 [pid 772] close(4) = 0 [pid 772] close(5) = -1 EBADF (Bad file descriptor) [pid 772] close(6) = -1 EBADF (Bad file descriptor) [pid 772] close(7) = -1 EBADF (Bad file descriptor) [pid 772] close(8) = -1 EBADF (Bad file descriptor) [pid 772] close(9) = -1 EBADF (Bad file descriptor) [pid 772] close(10) = -1 EBADF (Bad file descriptor) [pid 772] close(11) = -1 EBADF (Bad file descriptor) [pid 772] close(12) = -1 EBADF (Bad file descriptor) [pid 772] close(13) = -1 EBADF (Bad file descriptor) [pid 772] close(14) = -1 EBADF (Bad file descriptor) [pid 772] close(15) = -1 EBADF (Bad file descriptor) [pid 772] close(16) = -1 EBADF (Bad file descriptor) [pid 772] close(17) = -1 EBADF (Bad file descriptor) [pid 772] close(18) = -1 EBADF (Bad file descriptor) [pid 772] close(19) = -1 EBADF (Bad file descriptor) [pid 772] close(20) = -1 EBADF (Bad file descriptor) [pid 772] close(21) = -1 EBADF (Bad file descriptor) [pid 772] close(22) = -1 EBADF (Bad file descriptor) [pid 772] close(23) = -1 EBADF (Bad file descriptor) [pid 772] close(24) = -1 EBADF (Bad file descriptor) [pid 772] close(25) = -1 EBADF (Bad file descriptor) [pid 772] close(26) = -1 EBADF (Bad file descriptor) [pid 772] close(27) = -1 EBADF (Bad file descriptor) [pid 772] close(28) = -1 EBADF (Bad file descriptor) [pid 772] close(29) = -1 EBADF (Bad file descriptor) [pid 772] exit_group(0) = ? [pid 772] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./473", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./473", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./473/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./473/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./473/binderfs") = 0 [pid 298] umount2("./473/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./473/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./473/cgroup.net") = 0 [pid 298] umount2("./473/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./473/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./473/cgroup.cpu") = 0 [pid 298] umount2("./473/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./473/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./473/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./473") = 0 [pid 298] mkdir("./474", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 773 attached [pid 773] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 476 [pid 773] <... set_robust_list resumed>) = 0 [pid 773] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 773] chdir("./474" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 773] <... chdir resumed>) = 0 [pid 773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 773] setpgid(0, 0) = 0 [pid 773] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 773] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 773] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 773] write(3, "1000", 4) = 4 [pid 773] close(3) = 0 [pid 773] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 773] write(1, "executing program\n", 18) = 18 [pid 773] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 773] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 773] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 773] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 773] close(3) = 0 [pid 773] close(4) = 0 [pid 773] close(5) = -1 EBADF (Bad file descriptor) [pid 773] close(6) = -1 EBADF (Bad file descriptor) [pid 773] close(7) = -1 EBADF (Bad file descriptor) [pid 773] close(8) = -1 EBADF (Bad file descriptor) [pid 773] close(9) = -1 EBADF (Bad file descriptor) [pid 773] close(10) = -1 EBADF (Bad file descriptor) [pid 773] close(11) = -1 EBADF (Bad file descriptor) [pid 773] close(12) = -1 EBADF (Bad file descriptor) [pid 773] close(13) = -1 EBADF (Bad file descriptor) [pid 773] close(14) = -1 EBADF (Bad file descriptor) [pid 773] close(15) = -1 EBADF (Bad file descriptor) [pid 773] close(16) = -1 EBADF (Bad file descriptor) [pid 773] close(17) = -1 EBADF (Bad file descriptor) [pid 773] close(18) = -1 EBADF (Bad file descriptor) [pid 773] close(19) = -1 EBADF (Bad file descriptor) [pid 773] close(20) = -1 EBADF (Bad file descriptor) [pid 773] close(21) = -1 EBADF (Bad file descriptor) [pid 773] close(22) = -1 EBADF (Bad file descriptor) [pid 773] close(23) = -1 EBADF (Bad file descriptor) [pid 773] close(24) = -1 EBADF (Bad file descriptor) [pid 773] close(25) = -1 EBADF (Bad file descriptor) [pid 773] close(26) = -1 EBADF (Bad file descriptor) [pid 773] close(27) = -1 EBADF (Bad file descriptor) [pid 773] close(28) = -1 EBADF (Bad file descriptor) [pid 773] close(29) = -1 EBADF (Bad file descriptor) [pid 773] exit_group(0) = ? [pid 773] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./474", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./474", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./474/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./474/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./474/binderfs") = 0 [pid 298] umount2("./474/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./474/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./474/cgroup.net") = 0 [pid 298] umount2("./474/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./474/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./474/cgroup.cpu") = 0 [pid 298] umount2("./474/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./474/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./474/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./474") = 0 [pid 298] mkdir("./475", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 774 attached [pid 774] set_robust_list(0x555574184760, 24) = 0 [pid 774] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 477 [pid 774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 774] chdir("./475") = 0 [pid 774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 774] setpgid(0, 0) = 0 [pid 774] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 774] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 774] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 774] write(3, "1000", 4) = 4 [pid 774] close(3) = 0 [pid 774] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 774] write(1, "executing program\n", 18) = 18 [pid 774] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 774] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 774] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 774] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 774] close(3) = 0 [pid 774] close(4) = 0 [pid 774] close(5) = -1 EBADF (Bad file descriptor) [pid 774] close(6) = -1 EBADF (Bad file descriptor) [pid 774] close(7) = -1 EBADF (Bad file descriptor) [pid 774] close(8) = -1 EBADF (Bad file descriptor) [pid 774] close(9) = -1 EBADF (Bad file descriptor) [pid 774] close(10) = -1 EBADF (Bad file descriptor) [pid 774] close(11) = -1 EBADF (Bad file descriptor) [pid 774] close(12) = -1 EBADF (Bad file descriptor) [pid 774] close(13) = -1 EBADF (Bad file descriptor) [pid 774] close(14) = -1 EBADF (Bad file descriptor) [pid 774] close(15) = -1 EBADF (Bad file descriptor) [pid 774] close(16) = -1 EBADF (Bad file descriptor) [pid 774] close(17) = -1 EBADF (Bad file descriptor) [pid 774] close(18) = -1 EBADF (Bad file descriptor) [pid 774] close(19) = -1 EBADF (Bad file descriptor) [pid 774] close(20) = -1 EBADF (Bad file descriptor) [pid 774] close(21) = -1 EBADF (Bad file descriptor) [pid 774] close(22) = -1 EBADF (Bad file descriptor) [pid 774] close(23) = -1 EBADF (Bad file descriptor) [pid 774] close(24) = -1 EBADF (Bad file descriptor) [pid 774] close(25) = -1 EBADF (Bad file descriptor) [pid 774] close(26) = -1 EBADF (Bad file descriptor) [pid 774] close(27) = -1 EBADF (Bad file descriptor) [pid 774] close(28) = -1 EBADF (Bad file descriptor) [pid 774] close(29) = -1 EBADF (Bad file descriptor) [pid 774] exit_group(0) = ? [pid 774] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./475", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./475", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./475/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./475/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./475/binderfs") = 0 [pid 298] umount2("./475/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./475/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./475/cgroup.net") = 0 [pid 298] umount2("./475/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./475/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./475/cgroup.cpu") = 0 [pid 298] umount2("./475/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./475/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./475/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./475") = 0 [pid 298] mkdir("./476", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 478 ci2-android-5-10/strace-static-x86_64: Process 775 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 775] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 775] <... set_robust_list resumed>) = 0 [pid 775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 775] chdir("./476") = 0 [pid 775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 775] setpgid(0, 0) = 0 [pid 775] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 775] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 775] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 775] write(3, "1000", 4) = 4 [pid 775] close(3) = 0 [pid 775] symlink("/dev/binderfs", "./binderfs") = 0 [pid 775] write(1, "executing program\n", 18) = 18 executing program [pid 775] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 775] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 775] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 775] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 775] close(3) = 0 [pid 775] close(4) = 0 [pid 775] close(5) = -1 EBADF (Bad file descriptor) [pid 775] close(6) = -1 EBADF (Bad file descriptor) [pid 775] close(7) = -1 EBADF (Bad file descriptor) [pid 775] close(8) = -1 EBADF (Bad file descriptor) [pid 775] close(9) = -1 EBADF (Bad file descriptor) [pid 775] close(10) = -1 EBADF (Bad file descriptor) [pid 775] close(11) = -1 EBADF (Bad file descriptor) [pid 775] close(12) = -1 EBADF (Bad file descriptor) [pid 775] close(13) = -1 EBADF (Bad file descriptor) [pid 775] close(14) = -1 EBADF (Bad file descriptor) [pid 775] close(15) = -1 EBADF (Bad file descriptor) [pid 775] close(16) = -1 EBADF (Bad file descriptor) [pid 775] close(17) = -1 EBADF (Bad file descriptor) [pid 775] close(18) = -1 EBADF (Bad file descriptor) [pid 775] close(19) = -1 EBADF (Bad file descriptor) [pid 775] close(20) = -1 EBADF (Bad file descriptor) [pid 775] close(21) = -1 EBADF (Bad file descriptor) [pid 775] close(22) = -1 EBADF (Bad file descriptor) [pid 775] close(23) = -1 EBADF (Bad file descriptor) [pid 775] close(24) = -1 EBADF (Bad file descriptor) [pid 775] close(25) = -1 EBADF (Bad file descriptor) [pid 775] close(26) = -1 EBADF (Bad file descriptor) [pid 775] close(27) = -1 EBADF (Bad file descriptor) [pid 775] close(28) = -1 EBADF (Bad file descriptor) [pid 775] close(29) = -1 EBADF (Bad file descriptor) [pid 775] exit_group(0) = ? [pid 775] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./476", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./476", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./476/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./476/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./476/binderfs") = 0 [pid 298] umount2("./476/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./476/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./476/cgroup.net") = 0 [pid 298] umount2("./476/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./476/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./476/cgroup.cpu") = 0 [pid 298] umount2("./476/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./476/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./476/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./476") = 0 [pid 298] mkdir("./477", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 776 attached [pid 776] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 479 [pid 776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 776] chdir("./477") = 0 [pid 776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 776] <... prctl resumed>) = 0 [pid 776] setpgid(0, 0) = 0 [pid 776] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 776] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 776] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 776] write(3, "1000", 4) = 4 [pid 776] close(3) = 0 [pid 776] symlink("/dev/binderfs", "./binderfs") = 0 [pid 776] write(1, "executing program\n", 18) = 18 [pid 776] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 776] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 776] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 776] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 776] close(3) = 0 [pid 776] close(4) = 0 [pid 776] close(5) = -1 EBADF (Bad file descriptor) [pid 776] close(6) = -1 EBADF (Bad file descriptor) [pid 776] close(7) = -1 EBADF (Bad file descriptor) [pid 776] close(8) = -1 EBADF (Bad file descriptor) [pid 776] close(9) = -1 EBADF (Bad file descriptor) [pid 776] close(10) = -1 EBADF (Bad file descriptor) [pid 776] close(11) = -1 EBADF (Bad file descriptor) [pid 776] close(12) = -1 EBADF (Bad file descriptor) [pid 776] close(13) = -1 EBADF (Bad file descriptor) [pid 776] close(14) = -1 EBADF (Bad file descriptor) [pid 776] close(15) = -1 EBADF (Bad file descriptor) [pid 776] close(16) = -1 EBADF (Bad file descriptor) [pid 776] close(17) = -1 EBADF (Bad file descriptor) [pid 776] close(18) = -1 EBADF (Bad file descriptor) [pid 776] close(19) = -1 EBADF (Bad file descriptor) [pid 776] close(20) = -1 EBADF (Bad file descriptor) [pid 776] close(21) = -1 EBADF (Bad file descriptor) [pid 776] close(22) = -1 EBADF (Bad file descriptor) [pid 776] close(23) = -1 EBADF (Bad file descriptor) [pid 776] close(24) = -1 EBADF (Bad file descriptor) [pid 776] close(25) = -1 EBADF (Bad file descriptor) [pid 776] close(26) = -1 EBADF (Bad file descriptor) [pid 776] close(27) = -1 EBADF (Bad file descriptor) [pid 776] close(28) = -1 EBADF (Bad file descriptor) [pid 776] close(29) = -1 EBADF (Bad file descriptor) [pid 776] exit_group(0) = ? [pid 776] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./477", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./477", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./477/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./477/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./477/binderfs") = 0 [pid 298] umount2("./477/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./477/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./477/cgroup.net") = 0 [pid 298] umount2("./477/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./477/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./477/cgroup.cpu") = 0 [pid 298] umount2("./477/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./477/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./477/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./477") = 0 [pid 298] mkdir("./478", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 777 attached , child_tidptr=0x555574184750) = 480 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 777] set_robust_list(0x555574184760, 24) = 0 [pid 777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 777] chdir("./478") = 0 [pid 777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 777] setpgid(0, 0) = 0 [pid 777] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 777] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 777] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 777] write(3, "1000", 4) = 4 [pid 777] close(3) = 0 [pid 777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 777] write(1, "executing program\n", 18) = 18 executing program [pid 777] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 777] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 777] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 777] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 777] close(3) = 0 [pid 777] close(4) = 0 [pid 777] close(5) = -1 EBADF (Bad file descriptor) [pid 777] close(6) = -1 EBADF (Bad file descriptor) [pid 777] close(7) = -1 EBADF (Bad file descriptor) [pid 777] close(8) = -1 EBADF (Bad file descriptor) [pid 777] close(9) = -1 EBADF (Bad file descriptor) [pid 777] close(10) = -1 EBADF (Bad file descriptor) [pid 777] close(11) = -1 EBADF (Bad file descriptor) [pid 777] close(12) = -1 EBADF (Bad file descriptor) [pid 777] close(13) = -1 EBADF (Bad file descriptor) [pid 777] close(14) = -1 EBADF (Bad file descriptor) [pid 777] close(15) = -1 EBADF (Bad file descriptor) [pid 777] close(16) = -1 EBADF (Bad file descriptor) [pid 777] close(17) = -1 EBADF (Bad file descriptor) [pid 777] close(18) = -1 EBADF (Bad file descriptor) [pid 777] close(19) = -1 EBADF (Bad file descriptor) [pid 777] close(20) = -1 EBADF (Bad file descriptor) [pid 777] close(21) = -1 EBADF (Bad file descriptor) [pid 777] close(22) = -1 EBADF (Bad file descriptor) [pid 777] close(23) = -1 EBADF (Bad file descriptor) [pid 777] close(24) = -1 EBADF (Bad file descriptor) [pid 777] close(25) = -1 EBADF (Bad file descriptor) [pid 777] close(26) = -1 EBADF (Bad file descriptor) [pid 777] close(27) = -1 EBADF (Bad file descriptor) [pid 777] close(28) = -1 EBADF (Bad file descriptor) [pid 777] close(29) = -1 EBADF (Bad file descriptor) [pid 777] exit_group(0) = ? [pid 777] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./478", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./478", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./478/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./478/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./478/binderfs") = 0 [pid 298] umount2("./478/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./478/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./478/cgroup.net") = 0 [pid 298] umount2("./478/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./478/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./478/cgroup.cpu") = 0 [pid 298] umount2("./478/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./478/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./478/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./478") = 0 [pid 298] mkdir("./479", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 778 attached [pid 778] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 481 [pid 778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 778] chdir("./479") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 778] setpgid(0, 0) = 0 [pid 778] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 778] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 778] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 778] write(3, "1000", 4) = 4 [pid 778] close(3) = 0 [pid 778] symlink("/dev/binderfs", "./binderfs") = 0 [pid 778] write(1, "executing program\n", 18) = 18 executing program [pid 778] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 778] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 778] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 778] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 778] close(3) = 0 [pid 778] close(4) = 0 [pid 778] close(5) = -1 EBADF (Bad file descriptor) [pid 778] close(6) = -1 EBADF (Bad file descriptor) [pid 778] close(7) = -1 EBADF (Bad file descriptor) [pid 778] close(8) = -1 EBADF (Bad file descriptor) [pid 778] close(9) = -1 EBADF (Bad file descriptor) [pid 778] close(10) = -1 EBADF (Bad file descriptor) [pid 778] close(11) = -1 EBADF (Bad file descriptor) [pid 778] close(12) = -1 EBADF (Bad file descriptor) [pid 778] close(13) = -1 EBADF (Bad file descriptor) [pid 778] close(14) = -1 EBADF (Bad file descriptor) [pid 778] close(15) = -1 EBADF (Bad file descriptor) [pid 778] close(16) = -1 EBADF (Bad file descriptor) [pid 778] close(17) = -1 EBADF (Bad file descriptor) [pid 778] close(18) = -1 EBADF (Bad file descriptor) [pid 778] close(19) = -1 EBADF (Bad file descriptor) [pid 778] close(20) = -1 EBADF (Bad file descriptor) [pid 778] close(21) = -1 EBADF (Bad file descriptor) [pid 778] close(22) = -1 EBADF (Bad file descriptor) [pid 778] close(23) = -1 EBADF (Bad file descriptor) [pid 778] close(24) = -1 EBADF (Bad file descriptor) [pid 778] close(25) = -1 EBADF (Bad file descriptor) [pid 778] close(26) = -1 EBADF (Bad file descriptor) [pid 778] close(27) = -1 EBADF (Bad file descriptor) [pid 778] close(28) = -1 EBADF (Bad file descriptor) [pid 778] close(29) = -1 EBADF (Bad file descriptor) [pid 778] exit_group(0) = ? [pid 778] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./479", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./479", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./479/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./479/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./479/binderfs") = 0 [pid 298] umount2("./479/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./479/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./479/cgroup.net") = 0 [pid 298] umount2("./479/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./479/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./479/cgroup.cpu") = 0 [pid 298] umount2("./479/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./479/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./479/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./479") = 0 [pid 298] mkdir("./480", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 779 attached [pid 779] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 482 [pid 779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 779] chdir("./480" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 779] <... chdir resumed>) = 0 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 779] setpgid(0, 0) = 0 [pid 779] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 779] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 779] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 779] write(3, "1000", 4) = 4 [pid 779] close(3) = 0 [pid 779] symlink("/dev/binderfs", "./binderfs") = 0 [pid 779] write(1, "executing program\n", 18) = 18 executing program [pid 779] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 779] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 779] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 779] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 779] close(3) = 0 [pid 779] close(4) = 0 [pid 779] close(5) = -1 EBADF (Bad file descriptor) [pid 779] close(6) = -1 EBADF (Bad file descriptor) [pid 779] close(7) = -1 EBADF (Bad file descriptor) [pid 779] close(8) = -1 EBADF (Bad file descriptor) [pid 779] close(9) = -1 EBADF (Bad file descriptor) [pid 779] close(10) = -1 EBADF (Bad file descriptor) [pid 779] close(11) = -1 EBADF (Bad file descriptor) [pid 779] close(12) = -1 EBADF (Bad file descriptor) [pid 779] close(13) = -1 EBADF (Bad file descriptor) [pid 779] close(14) = -1 EBADF (Bad file descriptor) [pid 779] close(15) = -1 EBADF (Bad file descriptor) [pid 779] close(16) = -1 EBADF (Bad file descriptor) [pid 779] close(17) = -1 EBADF (Bad file descriptor) [pid 779] close(18) = -1 EBADF (Bad file descriptor) [pid 779] close(19) = -1 EBADF (Bad file descriptor) [pid 779] close(20) = -1 EBADF (Bad file descriptor) [pid 779] close(21) = -1 EBADF (Bad file descriptor) [pid 779] close(22) = -1 EBADF (Bad file descriptor) [pid 779] close(23) = -1 EBADF (Bad file descriptor) [pid 779] close(24) = -1 EBADF (Bad file descriptor) [pid 779] close(25) = -1 EBADF (Bad file descriptor) [pid 779] close(26) = -1 EBADF (Bad file descriptor) [pid 779] close(27) = -1 EBADF (Bad file descriptor) [pid 779] close(28) = -1 EBADF (Bad file descriptor) [pid 779] close(29) = -1 EBADF (Bad file descriptor) [pid 779] exit_group(0) = ? [pid 779] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./480", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./480", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./480/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./480/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./480/binderfs") = 0 [pid 298] umount2("./480/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./480/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./480/cgroup.net") = 0 [pid 298] umount2("./480/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./480/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./480/cgroup.cpu") = 0 [pid 298] umount2("./480/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./480/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./480/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./480") = 0 [pid 298] mkdir("./481", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 780 attached , child_tidptr=0x555574184750) = 483 [pid 780] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 780] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 780] chdir("./481") = 0 [pid 780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 780] setpgid(0, 0) = 0 [pid 780] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 780] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 780] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 780] write(3, "1000", 4) = 4 [pid 780] close(3) = 0 [pid 780] symlink("/dev/binderfs", "./binderfs") = 0 [pid 780] write(1, "executing program\n", 18) = 18 executing program [pid 780] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 780] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 780] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 780] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 780] close(3) = 0 [pid 780] close(4) = 0 [pid 780] close(5) = -1 EBADF (Bad file descriptor) [pid 780] close(6) = -1 EBADF (Bad file descriptor) [pid 780] close(7) = -1 EBADF (Bad file descriptor) [pid 780] close(8) = -1 EBADF (Bad file descriptor) [pid 780] close(9) = -1 EBADF (Bad file descriptor) [pid 780] close(10) = -1 EBADF (Bad file descriptor) [pid 780] close(11) = -1 EBADF (Bad file descriptor) [pid 780] close(12) = -1 EBADF (Bad file descriptor) [pid 780] close(13) = -1 EBADF (Bad file descriptor) [pid 780] close(14) = -1 EBADF (Bad file descriptor) [pid 780] close(15) = -1 EBADF (Bad file descriptor) [pid 780] close(16) = -1 EBADF (Bad file descriptor) [pid 780] close(17) = -1 EBADF (Bad file descriptor) [pid 780] close(18) = -1 EBADF (Bad file descriptor) [pid 780] close(19) = -1 EBADF (Bad file descriptor) [pid 780] close(20) = -1 EBADF (Bad file descriptor) [pid 780] close(21) = -1 EBADF (Bad file descriptor) [pid 780] close(22) = -1 EBADF (Bad file descriptor) [pid 780] close(23) = -1 EBADF (Bad file descriptor) [pid 780] close(24) = -1 EBADF (Bad file descriptor) [pid 780] close(25) = -1 EBADF (Bad file descriptor) [pid 780] close(26) = -1 EBADF (Bad file descriptor) [pid 780] close(27) = -1 EBADF (Bad file descriptor) [pid 780] close(28) = -1 EBADF (Bad file descriptor) [pid 780] close(29) = -1 EBADF (Bad file descriptor) [pid 780] exit_group(0) = ? [pid 780] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./481", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./481", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./481/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./481/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./481/binderfs") = 0 [pid 298] umount2("./481/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./481/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./481/cgroup.net") = 0 [pid 298] umount2("./481/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./481/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./481/cgroup.cpu") = 0 [pid 298] umount2("./481/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./481/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./481/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./481") = 0 [pid 298] mkdir("./482", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 781 attached [pid 781] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 484 [pid 781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 781] chdir("./482") = 0 [pid 781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 781] setpgid(0, 0) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 781] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 781] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 781] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 781] write(3, "1000", 4) = 4 [pid 781] close(3) = 0 [pid 781] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 781] write(1, "executing program\n", 18) = 18 [pid 781] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 781] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 781] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 781] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 781] close(3) = 0 [pid 781] close(4) = 0 [pid 781] close(5) = -1 EBADF (Bad file descriptor) [pid 781] close(6) = -1 EBADF (Bad file descriptor) [pid 781] close(7) = -1 EBADF (Bad file descriptor) [pid 781] close(8) = -1 EBADF (Bad file descriptor) [pid 781] close(9) = -1 EBADF (Bad file descriptor) [pid 781] close(10) = -1 EBADF (Bad file descriptor) [pid 781] close(11) = -1 EBADF (Bad file descriptor) [pid 781] close(12) = -1 EBADF (Bad file descriptor) [pid 781] close(13) = -1 EBADF (Bad file descriptor) [pid 781] close(14) = -1 EBADF (Bad file descriptor) [pid 781] close(15) = -1 EBADF (Bad file descriptor) [pid 781] close(16) = -1 EBADF (Bad file descriptor) [pid 781] close(17) = -1 EBADF (Bad file descriptor) [pid 781] close(18) = -1 EBADF (Bad file descriptor) [pid 781] close(19) = -1 EBADF (Bad file descriptor) [pid 781] close(20) = -1 EBADF (Bad file descriptor) [pid 781] close(21) = -1 EBADF (Bad file descriptor) [pid 781] close(22) = -1 EBADF (Bad file descriptor) [pid 781] close(23) = -1 EBADF (Bad file descriptor) [pid 781] close(24) = -1 EBADF (Bad file descriptor) [pid 781] close(25) = -1 EBADF (Bad file descriptor) [pid 781] close(26) = -1 EBADF (Bad file descriptor) [pid 781] close(27) = -1 EBADF (Bad file descriptor) [pid 781] close(28) = -1 EBADF (Bad file descriptor) [pid 781] close(29) = -1 EBADF (Bad file descriptor) [pid 781] exit_group(0) = ? [pid 781] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./482", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./482", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./482/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./482/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./482/binderfs") = 0 [pid 298] umount2("./482/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./482/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./482/cgroup.net") = 0 [pid 298] umount2("./482/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./482/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./482/cgroup.cpu") = 0 [pid 298] umount2("./482/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./482/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./482/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./482") = 0 [pid 298] mkdir("./483", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 782 attached , child_tidptr=0x555574184750) = 485 [pid 782] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 782] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 782] chdir("./483") = 0 [pid 782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 782] setpgid(0, 0) = 0 [pid 782] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 782] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 782] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 782] write(3, "1000", 4) = 4 [pid 782] close(3) = 0 [pid 782] symlink("/dev/binderfs", "./binderfs") = 0 [pid 782] write(1, "executing program\n", 18) = 18 executing program [pid 782] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 782] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 782] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 782] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 782] close(3) = 0 [pid 782] close(4) = 0 [pid 782] close(5) = -1 EBADF (Bad file descriptor) [pid 782] close(6) = -1 EBADF (Bad file descriptor) [pid 782] close(7) = -1 EBADF (Bad file descriptor) [pid 782] close(8) = -1 EBADF (Bad file descriptor) [pid 782] close(9) = -1 EBADF (Bad file descriptor) [pid 782] close(10) = -1 EBADF (Bad file descriptor) [pid 782] close(11) = -1 EBADF (Bad file descriptor) [pid 782] close(12) = -1 EBADF (Bad file descriptor) [pid 782] close(13) = -1 EBADF (Bad file descriptor) [pid 782] close(14) = -1 EBADF (Bad file descriptor) [pid 782] close(15) = -1 EBADF (Bad file descriptor) [pid 782] close(16) = -1 EBADF (Bad file descriptor) [pid 782] close(17) = -1 EBADF (Bad file descriptor) [pid 782] close(18) = -1 EBADF (Bad file descriptor) [pid 782] close(19) = -1 EBADF (Bad file descriptor) [pid 782] close(20) = -1 EBADF (Bad file descriptor) [pid 782] close(21) = -1 EBADF (Bad file descriptor) [pid 782] close(22) = -1 EBADF (Bad file descriptor) [pid 782] close(23) = -1 EBADF (Bad file descriptor) [pid 782] close(24) = -1 EBADF (Bad file descriptor) [pid 782] close(25) = -1 EBADF (Bad file descriptor) [pid 782] close(26) = -1 EBADF (Bad file descriptor) [pid 782] close(27) = -1 EBADF (Bad file descriptor) [pid 782] close(28) = -1 EBADF (Bad file descriptor) [pid 782] close(29) = -1 EBADF (Bad file descriptor) [pid 782] exit_group(0) = ? [pid 782] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./483", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./483", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./483/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./483/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./483/binderfs") = 0 [pid 298] umount2("./483/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./483/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./483/cgroup.net") = 0 [pid 298] umount2("./483/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./483/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./483/cgroup.cpu") = 0 [pid 298] umount2("./483/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./483/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./483/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./483") = 0 [pid 298] mkdir("./484", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 783 attached [pid 783] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 486 [pid 783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 783] chdir("./484" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 783] <... chdir resumed>) = 0 [pid 783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 783] <... prctl resumed>) = 0 [pid 783] setpgid(0, 0) = 0 [pid 783] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 783] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 783] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 783] write(3, "1000", 4) = 4 [pid 783] close(3) = 0 [pid 783] symlink("/dev/binderfs", "./binderfs") = 0 [pid 783] write(1, "executing program\n", 18) = 18 executing program [pid 783] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 783] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 783] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 783] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 783] close(3) = 0 [pid 783] close(4) = 0 [pid 783] close(5) = -1 EBADF (Bad file descriptor) [pid 783] close(6) = -1 EBADF (Bad file descriptor) [pid 783] close(7) = -1 EBADF (Bad file descriptor) [pid 783] close(8) = -1 EBADF (Bad file descriptor) [pid 783] close(9) = -1 EBADF (Bad file descriptor) [pid 783] close(10) = -1 EBADF (Bad file descriptor) [pid 783] close(11) = -1 EBADF (Bad file descriptor) [pid 783] close(12) = -1 EBADF (Bad file descriptor) [pid 783] close(13) = -1 EBADF (Bad file descriptor) [pid 783] close(14) = -1 EBADF (Bad file descriptor) [pid 783] close(15) = -1 EBADF (Bad file descriptor) [pid 783] close(16) = -1 EBADF (Bad file descriptor) [pid 783] close(17) = -1 EBADF (Bad file descriptor) [pid 783] close(18) = -1 EBADF (Bad file descriptor) [pid 783] close(19) = -1 EBADF (Bad file descriptor) [pid 783] close(20) = -1 EBADF (Bad file descriptor) [pid 783] close(21) = -1 EBADF (Bad file descriptor) [pid 783] close(22) = -1 EBADF (Bad file descriptor) [pid 783] close(23) = -1 EBADF (Bad file descriptor) [pid 783] close(24) = -1 EBADF (Bad file descriptor) [pid 783] close(25) = -1 EBADF (Bad file descriptor) [pid 783] close(26) = -1 EBADF (Bad file descriptor) [pid 783] close(27) = -1 EBADF (Bad file descriptor) [pid 783] close(28) = -1 EBADF (Bad file descriptor) [pid 783] close(29) = -1 EBADF (Bad file descriptor) [pid 783] exit_group(0) = ? [pid 783] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./484", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./484", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./484/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./484/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./484/binderfs") = 0 [pid 298] umount2("./484/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./484/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./484/cgroup.net") = 0 [pid 298] umount2("./484/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./484/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./484/cgroup.cpu") = 0 [pid 298] umount2("./484/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./484/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./484/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./484") = 0 [pid 298] mkdir("./485", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 784 attached [pid 784] set_robust_list(0x555574184760, 24) = 0 [pid 784] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 487 [pid 784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 784] chdir("./485" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 784] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 784] setpgid(0, 0) = 0 [pid 784] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 784] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 784] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 784] write(3, "1000", 4) = 4 [pid 784] close(3) = 0 [pid 784] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 784] write(1, "executing program\n", 18) = 18 [pid 784] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 784] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 784] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 784] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 784] close(3) = 0 [pid 784] close(4) = 0 [pid 784] close(5) = -1 EBADF (Bad file descriptor) [pid 784] close(6) = -1 EBADF (Bad file descriptor) [pid 784] close(7) = -1 EBADF (Bad file descriptor) [pid 784] close(8) = -1 EBADF (Bad file descriptor) [pid 784] close(9) = -1 EBADF (Bad file descriptor) [pid 784] close(10) = -1 EBADF (Bad file descriptor) [pid 784] close(11) = -1 EBADF (Bad file descriptor) [pid 784] close(12) = -1 EBADF (Bad file descriptor) [pid 784] close(13) = -1 EBADF (Bad file descriptor) [pid 784] close(14) = -1 EBADF (Bad file descriptor) [pid 784] close(15) = -1 EBADF (Bad file descriptor) [pid 784] close(16) = -1 EBADF (Bad file descriptor) [pid 784] close(17) = -1 EBADF (Bad file descriptor) [pid 784] close(18) = -1 EBADF (Bad file descriptor) [pid 784] close(19) = -1 EBADF (Bad file descriptor) [pid 784] close(20) = -1 EBADF (Bad file descriptor) [pid 784] close(21) = -1 EBADF (Bad file descriptor) [pid 784] close(22) = -1 EBADF (Bad file descriptor) [pid 784] close(23) = -1 EBADF (Bad file descriptor) [pid 784] close(24) = -1 EBADF (Bad file descriptor) [pid 784] close(25) = -1 EBADF (Bad file descriptor) [pid 784] close(26) = -1 EBADF (Bad file descriptor) [pid 784] close(27) = -1 EBADF (Bad file descriptor) [pid 784] close(28) = -1 EBADF (Bad file descriptor) [pid 784] close(29) = -1 EBADF (Bad file descriptor) [pid 784] exit_group(0) = ? [pid 784] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./485", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./485", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./485/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./485/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./485/binderfs") = 0 [pid 298] umount2("./485/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./485/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./485/cgroup.net") = 0 [pid 298] umount2("./485/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./485/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./485/cgroup.cpu") = 0 [pid 298] umount2("./485/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./485/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./485/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./485") = 0 [pid 298] mkdir("./486", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 785 attached [pid 785] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 488 [pid 785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 785] chdir("./486" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 785] <... chdir resumed>) = 0 [pid 785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 785] setpgid(0, 0) = 0 [pid 785] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 785] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 785] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 785] write(3, "1000", 4) = 4 [pid 785] close(3) = 0 [pid 785] symlink("/dev/binderfs", "./binderfs") = 0 [pid 785] write(1, "executing program\n", 18) = 18 executing program [pid 785] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 785] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 785] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 785] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 785] close(3) = 0 [pid 785] close(4) = 0 [pid 785] close(5) = -1 EBADF (Bad file descriptor) [pid 785] close(6) = -1 EBADF (Bad file descriptor) [pid 785] close(7) = -1 EBADF (Bad file descriptor) [pid 785] close(8) = -1 EBADF (Bad file descriptor) [pid 785] close(9) = -1 EBADF (Bad file descriptor) [pid 785] close(10) = -1 EBADF (Bad file descriptor) [pid 785] close(11) = -1 EBADF (Bad file descriptor) [pid 785] close(12) = -1 EBADF (Bad file descriptor) [pid 785] close(13) = -1 EBADF (Bad file descriptor) [pid 785] close(14) = -1 EBADF (Bad file descriptor) [pid 785] close(15) = -1 EBADF (Bad file descriptor) [pid 785] close(16) = -1 EBADF (Bad file descriptor) [pid 785] close(17) = -1 EBADF (Bad file descriptor) [pid 785] close(18) = -1 EBADF (Bad file descriptor) [pid 785] close(19) = -1 EBADF (Bad file descriptor) [pid 785] close(20) = -1 EBADF (Bad file descriptor) [pid 785] close(21) = -1 EBADF (Bad file descriptor) [pid 785] close(22) = -1 EBADF (Bad file descriptor) [pid 785] close(23) = -1 EBADF (Bad file descriptor) [pid 785] close(24) = -1 EBADF (Bad file descriptor) [pid 785] close(25) = -1 EBADF (Bad file descriptor) [pid 785] close(26) = -1 EBADF (Bad file descriptor) [pid 785] close(27) = -1 EBADF (Bad file descriptor) [pid 785] close(28) = -1 EBADF (Bad file descriptor) [pid 785] close(29) = -1 EBADF (Bad file descriptor) [pid 785] exit_group(0) = ? [pid 785] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./486", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./486", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./486/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./486/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./486/binderfs") = 0 [pid 298] umount2("./486/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./486/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./486/cgroup.net") = 0 [pid 298] umount2("./486/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./486/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./486/cgroup.cpu") = 0 [pid 298] umount2("./486/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./486/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./486/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./486") = 0 [pid 298] mkdir("./487", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 786 attached , child_tidptr=0x555574184750) = 489 [pid 786] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 786] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 786] chdir("./487") = 0 [pid 786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 786] setpgid(0, 0) = 0 [pid 786] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 786] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 786] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 786] write(3, "1000", 4) = 4 [pid 786] close(3) = 0 [pid 786] symlink("/dev/binderfs", "./binderfs") = 0 [pid 786] write(1, "executing program\n", 18) = 18 [pid 786] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 786] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 786] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 786] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 786] close(3) = 0 [pid 786] close(4) = 0 [pid 786] close(5) = -1 EBADF (Bad file descriptor) [pid 786] close(6) = -1 EBADF (Bad file descriptor) [pid 786] close(7) = -1 EBADF (Bad file descriptor) [pid 786] close(8) = -1 EBADF (Bad file descriptor) [pid 786] close(9) = -1 EBADF (Bad file descriptor) [pid 786] close(10) = -1 EBADF (Bad file descriptor) [pid 786] close(11) = -1 EBADF (Bad file descriptor) [pid 786] close(12) = -1 EBADF (Bad file descriptor) [pid 786] close(13) = -1 EBADF (Bad file descriptor) [pid 786] close(14) = -1 EBADF (Bad file descriptor) [pid 786] close(15) = -1 EBADF (Bad file descriptor) [pid 786] close(16) = -1 EBADF (Bad file descriptor) [pid 786] close(17) = -1 EBADF (Bad file descriptor) [pid 786] close(18) = -1 EBADF (Bad file descriptor) [pid 786] close(19) = -1 EBADF (Bad file descriptor) [pid 786] close(20) = -1 EBADF (Bad file descriptor) [pid 786] close(21) = -1 EBADF (Bad file descriptor) [pid 786] close(22) = -1 EBADF (Bad file descriptor) [pid 786] close(23) = -1 EBADF (Bad file descriptor) [pid 786] close(24) = -1 EBADF (Bad file descriptor) [pid 786] close(25) = -1 EBADF (Bad file descriptor) [pid 786] close(26) = -1 EBADF (Bad file descriptor) [pid 786] close(27) = -1 EBADF (Bad file descriptor) [pid 786] close(28) = -1 EBADF (Bad file descriptor) [pid 786] close(29) = -1 EBADF (Bad file descriptor) [pid 786] exit_group(0) = ? [pid 786] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./487", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./487", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./487/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./487/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./487/binderfs") = 0 [pid 298] umount2("./487/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./487/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./487/cgroup.net") = 0 [pid 298] umount2("./487/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./487/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./487/cgroup.cpu") = 0 [pid 298] umount2("./487/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./487/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./487/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./487") = 0 [pid 298] mkdir("./488", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 787 attached [pid 787] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 490 [pid 787] <... set_robust_list resumed>) = 0 [pid 787] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 787] chdir("./488") = 0 [pid 787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 787] setpgid(0, 0) = 0 [pid 787] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 787] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 787] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 787] write(3, "1000", 4) = 4 [pid 787] close(3) = 0 executing program [pid 787] symlink("/dev/binderfs", "./binderfs") = 0 [pid 787] write(1, "executing program\n", 18) = 18 [pid 787] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 787] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 787] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 787] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 787] close(3) = 0 [pid 787] close(4) = 0 [pid 787] close(5) = -1 EBADF (Bad file descriptor) [pid 787] close(6) = -1 EBADF (Bad file descriptor) [pid 787] close(7) = -1 EBADF (Bad file descriptor) [pid 787] close(8) = -1 EBADF (Bad file descriptor) [pid 787] close(9) = -1 EBADF (Bad file descriptor) [pid 787] close(10) = -1 EBADF (Bad file descriptor) [pid 787] close(11) = -1 EBADF (Bad file descriptor) [pid 787] close(12) = -1 EBADF (Bad file descriptor) [pid 787] close(13) = -1 EBADF (Bad file descriptor) [pid 787] close(14) = -1 EBADF (Bad file descriptor) [pid 787] close(15) = -1 EBADF (Bad file descriptor) [pid 787] close(16) = -1 EBADF (Bad file descriptor) [pid 787] close(17) = -1 EBADF (Bad file descriptor) [pid 787] close(18) = -1 EBADF (Bad file descriptor) [pid 787] close(19) = -1 EBADF (Bad file descriptor) [pid 787] close(20) = -1 EBADF (Bad file descriptor) [pid 787] close(21) = -1 EBADF (Bad file descriptor) [pid 787] close(22) = -1 EBADF (Bad file descriptor) [pid 787] close(23) = -1 EBADF (Bad file descriptor) [pid 787] close(24) = -1 EBADF (Bad file descriptor) [pid 787] close(25) = -1 EBADF (Bad file descriptor) [pid 787] close(26) = -1 EBADF (Bad file descriptor) [pid 787] close(27) = -1 EBADF (Bad file descriptor) [pid 787] close(28) = -1 EBADF (Bad file descriptor) [pid 787] close(29) = -1 EBADF (Bad file descriptor) [pid 787] exit_group(0) = ? [pid 787] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./488", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./488", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./488/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./488/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./488/binderfs") = 0 [pid 298] umount2("./488/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./488/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./488/cgroup.net") = 0 [pid 298] umount2("./488/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./488/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./488/cgroup.cpu") = 0 [pid 298] umount2("./488/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./488/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./488/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./488") = 0 [pid 298] mkdir("./489", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 788 attached [pid 788] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 491 [pid 788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 788] chdir("./489" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 788] <... chdir resumed>) = 0 [pid 788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 788] setpgid(0, 0) = 0 [pid 788] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 788] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 788] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 788] write(3, "1000", 4) = 4 [pid 788] close(3) = 0 [pid 788] symlink("/dev/binderfs", "./binderfs") = 0 [pid 788] write(1, "executing program\n", 18) = 18 executing program [pid 788] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 788] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 788] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 788] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 788] close(3) = 0 [pid 788] close(4) = 0 [pid 788] close(5) = -1 EBADF (Bad file descriptor) [pid 788] close(6) = -1 EBADF (Bad file descriptor) [pid 788] close(7) = -1 EBADF (Bad file descriptor) [pid 788] close(8) = -1 EBADF (Bad file descriptor) [pid 788] close(9) = -1 EBADF (Bad file descriptor) [pid 788] close(10) = -1 EBADF (Bad file descriptor) [pid 788] close(11) = -1 EBADF (Bad file descriptor) [pid 788] close(12) = -1 EBADF (Bad file descriptor) [pid 788] close(13) = -1 EBADF (Bad file descriptor) [pid 788] close(14) = -1 EBADF (Bad file descriptor) [pid 788] close(15) = -1 EBADF (Bad file descriptor) [pid 788] close(16) = -1 EBADF (Bad file descriptor) [pid 788] close(17) = -1 EBADF (Bad file descriptor) [pid 788] close(18) = -1 EBADF (Bad file descriptor) [pid 788] close(19) = -1 EBADF (Bad file descriptor) [pid 788] close(20) = -1 EBADF (Bad file descriptor) [pid 788] close(21) = -1 EBADF (Bad file descriptor) [pid 788] close(22) = -1 EBADF (Bad file descriptor) [pid 788] close(23) = -1 EBADF (Bad file descriptor) [pid 788] close(24) = -1 EBADF (Bad file descriptor) [pid 788] close(25) = -1 EBADF (Bad file descriptor) [pid 788] close(26) = -1 EBADF (Bad file descriptor) [pid 788] close(27) = -1 EBADF (Bad file descriptor) [pid 788] close(28) = -1 EBADF (Bad file descriptor) [pid 788] close(29) = -1 EBADF (Bad file descriptor) [pid 788] exit_group(0) = ? [pid 788] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./489", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./489", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./489/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./489/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./489/binderfs") = 0 [pid 298] umount2("./489/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./489/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./489/cgroup.net") = 0 [pid 298] umount2("./489/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./489/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./489/cgroup.cpu") = 0 [pid 298] umount2("./489/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./489/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./489/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./489") = 0 [pid 298] mkdir("./490", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 789 attached [pid 789] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 492 [pid 789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 789] chdir("./490") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 789] setpgid(0, 0) = 0 [pid 789] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 789] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 789] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 789] write(3, "1000", 4) = 4 [pid 789] close(3) = 0 [pid 789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 789] write(1, "executing program\n", 18) = 18 executing program [pid 789] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 789] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 789] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 789] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 789] close(3) = 0 [pid 789] close(4) = 0 [pid 789] close(5) = -1 EBADF (Bad file descriptor) [pid 789] close(6) = -1 EBADF (Bad file descriptor) [pid 789] close(7) = -1 EBADF (Bad file descriptor) [pid 789] close(8) = -1 EBADF (Bad file descriptor) [pid 789] close(9) = -1 EBADF (Bad file descriptor) [pid 789] close(10) = -1 EBADF (Bad file descriptor) [pid 789] close(11) = -1 EBADF (Bad file descriptor) [pid 789] close(12) = -1 EBADF (Bad file descriptor) [pid 789] close(13) = -1 EBADF (Bad file descriptor) [pid 789] close(14) = -1 EBADF (Bad file descriptor) [pid 789] close(15) = -1 EBADF (Bad file descriptor) [pid 789] close(16) = -1 EBADF (Bad file descriptor) [pid 789] close(17) = -1 EBADF (Bad file descriptor) [pid 789] close(18) = -1 EBADF (Bad file descriptor) [pid 789] close(19) = -1 EBADF (Bad file descriptor) [pid 789] close(20) = -1 EBADF (Bad file descriptor) [pid 789] close(21) = -1 EBADF (Bad file descriptor) [pid 789] close(22) = -1 EBADF (Bad file descriptor) [pid 789] close(23) = -1 EBADF (Bad file descriptor) [pid 789] close(24) = -1 EBADF (Bad file descriptor) [pid 789] close(25) = -1 EBADF (Bad file descriptor) [pid 789] close(26) = -1 EBADF (Bad file descriptor) [pid 789] close(27) = -1 EBADF (Bad file descriptor) [pid 789] close(28) = -1 EBADF (Bad file descriptor) [pid 789] close(29) = -1 EBADF (Bad file descriptor) [pid 789] exit_group(0) = ? [pid 789] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./490", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./490", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./490/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./490/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./490/binderfs") = 0 [pid 298] umount2("./490/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./490/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./490/cgroup.net") = 0 [pid 298] umount2("./490/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./490/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./490/cgroup.cpu") = 0 [pid 298] umount2("./490/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./490/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./490/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./490") = 0 [pid 298] mkdir("./491", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 790 attached , child_tidptr=0x555574184750) = 493 [pid 790] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 790] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 790] chdir("./491") = 0 [pid 790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 790] setpgid(0, 0) = 0 [pid 790] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 790] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 790] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 790] write(3, "1000", 4) = 4 [pid 790] close(3) = 0 [pid 790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 790] write(1, "executing program\n", 18) = 18 executing program [pid 790] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 790] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 790] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 790] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 790] close(3) = 0 [pid 790] close(4) = 0 [pid 790] close(5) = -1 EBADF (Bad file descriptor) [pid 790] close(6) = -1 EBADF (Bad file descriptor) [pid 790] close(7) = -1 EBADF (Bad file descriptor) [pid 790] close(8) = -1 EBADF (Bad file descriptor) [pid 790] close(9) = -1 EBADF (Bad file descriptor) [pid 790] close(10) = -1 EBADF (Bad file descriptor) [pid 790] close(11) = -1 EBADF (Bad file descriptor) [pid 790] close(12) = -1 EBADF (Bad file descriptor) [pid 790] close(13) = -1 EBADF (Bad file descriptor) [pid 790] close(14) = -1 EBADF (Bad file descriptor) [pid 790] close(15) = -1 EBADF (Bad file descriptor) [pid 790] close(16) = -1 EBADF (Bad file descriptor) [pid 790] close(17) = -1 EBADF (Bad file descriptor) [pid 790] close(18) = -1 EBADF (Bad file descriptor) [pid 790] close(19) = -1 EBADF (Bad file descriptor) [pid 790] close(20) = -1 EBADF (Bad file descriptor) [pid 790] close(21) = -1 EBADF (Bad file descriptor) [pid 790] close(22) = -1 EBADF (Bad file descriptor) [pid 790] close(23) = -1 EBADF (Bad file descriptor) [pid 790] close(24) = -1 EBADF (Bad file descriptor) [pid 790] close(25) = -1 EBADF (Bad file descriptor) [pid 790] close(26) = -1 EBADF (Bad file descriptor) [pid 790] close(27) = -1 EBADF (Bad file descriptor) [pid 790] close(28) = -1 EBADF (Bad file descriptor) [pid 790] close(29) = -1 EBADF (Bad file descriptor) [pid 790] exit_group(0) = ? [pid 790] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./491", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./491", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./491/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./491/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./491/binderfs") = 0 [pid 298] umount2("./491/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./491/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./491/cgroup.net") = 0 [pid 298] umount2("./491/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./491/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./491/cgroup.cpu") = 0 [pid 298] umount2("./491/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./491/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./491/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./491") = 0 [pid 298] mkdir("./492", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 791 attached [pid 791] set_robust_list(0x555574184760, 24) = 0 [pid 791] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 494 [pid 791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 791] chdir("./492") = 0 [pid 791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 791] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 791] <... setpgid resumed>) = 0 [pid 791] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 791] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 791] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 791] write(3, "1000", 4) = 4 [pid 791] close(3) = 0 [pid 791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 791] write(1, "executing program\n", 18) = 18 executing program [pid 791] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 791] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 791] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 791] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 791] close(3) = 0 [pid 791] close(4) = 0 [pid 791] close(5) = -1 EBADF (Bad file descriptor) [pid 791] close(6) = -1 EBADF (Bad file descriptor) [pid 791] close(7) = -1 EBADF (Bad file descriptor) [pid 791] close(8) = -1 EBADF (Bad file descriptor) [pid 791] close(9) = -1 EBADF (Bad file descriptor) [pid 791] close(10) = -1 EBADF (Bad file descriptor) [pid 791] close(11) = -1 EBADF (Bad file descriptor) [pid 791] close(12) = -1 EBADF (Bad file descriptor) [pid 791] close(13) = -1 EBADF (Bad file descriptor) [pid 791] close(14) = -1 EBADF (Bad file descriptor) [pid 791] close(15) = -1 EBADF (Bad file descriptor) [pid 791] close(16) = -1 EBADF (Bad file descriptor) [pid 791] close(17) = -1 EBADF (Bad file descriptor) [pid 791] close(18) = -1 EBADF (Bad file descriptor) [pid 791] close(19) = -1 EBADF (Bad file descriptor) [pid 791] close(20) = -1 EBADF (Bad file descriptor) [pid 791] close(21) = -1 EBADF (Bad file descriptor) [pid 791] close(22) = -1 EBADF (Bad file descriptor) [pid 791] close(23) = -1 EBADF (Bad file descriptor) [pid 791] close(24) = -1 EBADF (Bad file descriptor) [pid 791] close(25) = -1 EBADF (Bad file descriptor) [pid 791] close(26) = -1 EBADF (Bad file descriptor) [pid 791] close(27) = -1 EBADF (Bad file descriptor) [pid 791] close(28) = -1 EBADF (Bad file descriptor) [pid 791] close(29) = -1 EBADF (Bad file descriptor) [pid 791] exit_group(0) = ? [pid 791] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./492", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./492", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./492/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./492/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./492/binderfs") = 0 [pid 298] umount2("./492/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./492/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./492/cgroup.net") = 0 [pid 298] umount2("./492/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./492/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./492/cgroup.cpu") = 0 [pid 298] umount2("./492/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./492/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./492/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./492") = 0 [pid 298] mkdir("./493", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 792 attached [pid 792] set_robust_list(0x555574184760, 24) = 0 [pid 792] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 495 [pid 792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 792] chdir("./493") = 0 [pid 792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 792] setpgid(0, 0) = 0 [pid 792] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 792] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 792] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 792] write(3, "1000", 4) = 4 [pid 792] close(3) = 0 [pid 792] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 792] write(1, "executing program\n", 18) = 18 [pid 792] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 792] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 792] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 792] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 792] close(3) = 0 [pid 792] close(4) = 0 [pid 792] close(5) = -1 EBADF (Bad file descriptor) [pid 792] close(6) = -1 EBADF (Bad file descriptor) [pid 792] close(7) = -1 EBADF (Bad file descriptor) [pid 792] close(8) = -1 EBADF (Bad file descriptor) [pid 792] close(9) = -1 EBADF (Bad file descriptor) [pid 792] close(10) = -1 EBADF (Bad file descriptor) [pid 792] close(11) = -1 EBADF (Bad file descriptor) [pid 792] close(12) = -1 EBADF (Bad file descriptor) [pid 792] close(13) = -1 EBADF (Bad file descriptor) [pid 792] close(14) = -1 EBADF (Bad file descriptor) [pid 792] close(15) = -1 EBADF (Bad file descriptor) [pid 792] close(16) = -1 EBADF (Bad file descriptor) [pid 792] close(17) = -1 EBADF (Bad file descriptor) [pid 792] close(18) = -1 EBADF (Bad file descriptor) [pid 792] close(19) = -1 EBADF (Bad file descriptor) [pid 792] close(20) = -1 EBADF (Bad file descriptor) [pid 792] close(21) = -1 EBADF (Bad file descriptor) [pid 792] close(22) = -1 EBADF (Bad file descriptor) [pid 792] close(23) = -1 EBADF (Bad file descriptor) [pid 792] close(24) = -1 EBADF (Bad file descriptor) [pid 792] close(25) = -1 EBADF (Bad file descriptor) [pid 792] close(26) = -1 EBADF (Bad file descriptor) [pid 792] close(27) = -1 EBADF (Bad file descriptor) [pid 792] close(28) = -1 EBADF (Bad file descriptor) [pid 792] close(29) = -1 EBADF (Bad file descriptor) [pid 792] exit_group(0) = ? [pid 792] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./493", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./493", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./493/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./493/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./493/binderfs") = 0 [pid 298] umount2("./493/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./493/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./493/cgroup.net") = 0 [pid 298] umount2("./493/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./493/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./493/cgroup.cpu") = 0 [pid 298] umount2("./493/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./493/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./493/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./493") = 0 [pid 298] mkdir("./494", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 793 attached [pid 793] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 496 [pid 793] <... set_robust_list resumed>) = 0 [pid 793] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 793] chdir("./494" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 793] <... chdir resumed>) = 0 [pid 793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 793] setpgid(0, 0) = 0 [pid 793] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 793] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 793] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 793] write(3, "1000", 4) = 4 [pid 793] close(3) = 0 executing program [pid 793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 793] write(1, "executing program\n", 18) = 18 [pid 793] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 793] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 793] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 793] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 793] close(3) = 0 [pid 793] close(4) = 0 [pid 793] close(5) = -1 EBADF (Bad file descriptor) [pid 793] close(6) = -1 EBADF (Bad file descriptor) [pid 793] close(7) = -1 EBADF (Bad file descriptor) [pid 793] close(8) = -1 EBADF (Bad file descriptor) [pid 793] close(9) = -1 EBADF (Bad file descriptor) [pid 793] close(10) = -1 EBADF (Bad file descriptor) [pid 793] close(11) = -1 EBADF (Bad file descriptor) [pid 793] close(12) = -1 EBADF (Bad file descriptor) [pid 793] close(13) = -1 EBADF (Bad file descriptor) [pid 793] close(14) = -1 EBADF (Bad file descriptor) [pid 793] close(15) = -1 EBADF (Bad file descriptor) [pid 793] close(16) = -1 EBADF (Bad file descriptor) [pid 793] close(17) = -1 EBADF (Bad file descriptor) [pid 793] close(18) = -1 EBADF (Bad file descriptor) [pid 793] close(19) = -1 EBADF (Bad file descriptor) [pid 793] close(20) = -1 EBADF (Bad file descriptor) [pid 793] close(21) = -1 EBADF (Bad file descriptor) [pid 793] close(22) = -1 EBADF (Bad file descriptor) [pid 793] close(23) = -1 EBADF (Bad file descriptor) [pid 793] close(24) = -1 EBADF (Bad file descriptor) [pid 793] close(25) = -1 EBADF (Bad file descriptor) [pid 793] close(26) = -1 EBADF (Bad file descriptor) [pid 793] close(27) = -1 EBADF (Bad file descriptor) [pid 793] close(28) = -1 EBADF (Bad file descriptor) [pid 793] close(29) = -1 EBADF (Bad file descriptor) [pid 793] exit_group(0) = ? [pid 793] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./494", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./494", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./494/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./494/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./494/binderfs") = 0 [pid 298] umount2("./494/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./494/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./494/cgroup.net") = 0 [pid 298] umount2("./494/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./494/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./494/cgroup.cpu") = 0 [pid 298] umount2("./494/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./494/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./494/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./494") = 0 [pid 298] mkdir("./495", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 794 attached [pid 794] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 497 [pid 794] <... set_robust_list resumed>) = 0 [pid 794] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 794] chdir("./495") = 0 [pid 794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 794] setpgid(0, 0) = 0 [pid 794] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 794] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 794] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 794] write(3, "1000", 4) = 4 [pid 794] close(3) = 0 [pid 794] symlink("/dev/binderfs", "./binderfs") = 0 [pid 794] write(1, "executing program\n", 18) = 18 [pid 794] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 794] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 794] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 794] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 794] close(3) = 0 [pid 794] close(4) = 0 [pid 794] close(5) = -1 EBADF (Bad file descriptor) [pid 794] close(6) = -1 EBADF (Bad file descriptor) [pid 794] close(7) = -1 EBADF (Bad file descriptor) [pid 794] close(8) = -1 EBADF (Bad file descriptor) [pid 794] close(9) = -1 EBADF (Bad file descriptor) [pid 794] close(10) = -1 EBADF (Bad file descriptor) [pid 794] close(11) = -1 EBADF (Bad file descriptor) [pid 794] close(12) = -1 EBADF (Bad file descriptor) [pid 794] close(13) = -1 EBADF (Bad file descriptor) [pid 794] close(14) = -1 EBADF (Bad file descriptor) [pid 794] close(15) = -1 EBADF (Bad file descriptor) [pid 794] close(16) = -1 EBADF (Bad file descriptor) [pid 794] close(17) = -1 EBADF (Bad file descriptor) [pid 794] close(18) = -1 EBADF (Bad file descriptor) [pid 794] close(19) = -1 EBADF (Bad file descriptor) [pid 794] close(20) = -1 EBADF (Bad file descriptor) [pid 794] close(21) = -1 EBADF (Bad file descriptor) [pid 794] close(22) = -1 EBADF (Bad file descriptor) [pid 794] close(23) = -1 EBADF (Bad file descriptor) [pid 794] close(24) = -1 EBADF (Bad file descriptor) [pid 794] close(25) = -1 EBADF (Bad file descriptor) [pid 794] close(26) = -1 EBADF (Bad file descriptor) [pid 794] close(27) = -1 EBADF (Bad file descriptor) [pid 794] close(28) = -1 EBADF (Bad file descriptor) [pid 794] close(29) = -1 EBADF (Bad file descriptor) [pid 794] exit_group(0) = ? [pid 794] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./495", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./495", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./495/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./495/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./495/binderfs") = 0 [pid 298] umount2("./495/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./495/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./495/cgroup.net") = 0 [pid 298] umount2("./495/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./495/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./495/cgroup.cpu") = 0 [pid 298] umount2("./495/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./495/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./495/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./495") = 0 [pid 298] mkdir("./496", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 795 attached [pid 795] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 498 [pid 795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 795] chdir("./496") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 795] setpgid(0, 0) = 0 [pid 795] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 795] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 795] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 795] write(3, "1000", 4) = 4 [pid 795] close(3) = 0 [pid 795] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 795] write(1, "executing program\n", 18) = 18 [pid 795] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 795] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 795] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 795] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 795] close(3) = 0 [pid 795] close(4) = 0 [pid 795] close(5) = -1 EBADF (Bad file descriptor) [pid 795] close(6) = -1 EBADF (Bad file descriptor) [pid 795] close(7) = -1 EBADF (Bad file descriptor) [pid 795] close(8) = -1 EBADF (Bad file descriptor) [pid 795] close(9) = -1 EBADF (Bad file descriptor) [pid 795] close(10) = -1 EBADF (Bad file descriptor) [pid 795] close(11) = -1 EBADF (Bad file descriptor) [pid 795] close(12) = -1 EBADF (Bad file descriptor) [pid 795] close(13) = -1 EBADF (Bad file descriptor) [pid 795] close(14) = -1 EBADF (Bad file descriptor) [pid 795] close(15) = -1 EBADF (Bad file descriptor) [pid 795] close(16) = -1 EBADF (Bad file descriptor) [pid 795] close(17) = -1 EBADF (Bad file descriptor) [pid 795] close(18) = -1 EBADF (Bad file descriptor) [pid 795] close(19) = -1 EBADF (Bad file descriptor) [pid 795] close(20) = -1 EBADF (Bad file descriptor) [pid 795] close(21) = -1 EBADF (Bad file descriptor) [pid 795] close(22) = -1 EBADF (Bad file descriptor) [pid 795] close(23) = -1 EBADF (Bad file descriptor) [pid 795] close(24) = -1 EBADF (Bad file descriptor) [pid 795] close(25) = -1 EBADF (Bad file descriptor) [pid 795] close(26) = -1 EBADF (Bad file descriptor) [pid 795] close(27) = -1 EBADF (Bad file descriptor) [pid 795] close(28) = -1 EBADF (Bad file descriptor) [pid 795] close(29) = -1 EBADF (Bad file descriptor) [pid 795] exit_group(0) = ? [pid 795] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./496", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./496", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./496/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./496/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./496/binderfs") = 0 [pid 298] umount2("./496/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./496/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./496/cgroup.net") = 0 [pid 298] umount2("./496/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./496/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./496/cgroup.cpu") = 0 [pid 298] umount2("./496/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./496/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./496/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./496") = 0 [pid 298] mkdir("./497", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 796 attached [pid 796] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 499 [pid 796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 796] chdir("./497") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 796] setpgid(0, 0) = 0 [pid 796] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 796] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 796] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 796] write(3, "1000", 4) = 4 [pid 796] close(3) = 0 [pid 796] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 796] write(1, "executing program\n", 18) = 18 [pid 796] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 796] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 796] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 796] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 796] close(3) = 0 [pid 796] close(4) = 0 [pid 796] close(5) = -1 EBADF (Bad file descriptor) [pid 796] close(6) = -1 EBADF (Bad file descriptor) [pid 796] close(7) = -1 EBADF (Bad file descriptor) [pid 796] close(8) = -1 EBADF (Bad file descriptor) [pid 796] close(9) = -1 EBADF (Bad file descriptor) [pid 796] close(10) = -1 EBADF (Bad file descriptor) [pid 796] close(11) = -1 EBADF (Bad file descriptor) [pid 796] close(12) = -1 EBADF (Bad file descriptor) [pid 796] close(13) = -1 EBADF (Bad file descriptor) [pid 796] close(14) = -1 EBADF (Bad file descriptor) [pid 796] close(15) = -1 EBADF (Bad file descriptor) [pid 796] close(16) = -1 EBADF (Bad file descriptor) [pid 796] close(17) = -1 EBADF (Bad file descriptor) [pid 796] close(18) = -1 EBADF (Bad file descriptor) [pid 796] close(19) = -1 EBADF (Bad file descriptor) [pid 796] close(20) = -1 EBADF (Bad file descriptor) [pid 796] close(21) = -1 EBADF (Bad file descriptor) [pid 796] close(22) = -1 EBADF (Bad file descriptor) [pid 796] close(23) = -1 EBADF (Bad file descriptor) [pid 796] close(24) = -1 EBADF (Bad file descriptor) [pid 796] close(25) = -1 EBADF (Bad file descriptor) [pid 796] close(26) = -1 EBADF (Bad file descriptor) [pid 796] close(27) = -1 EBADF (Bad file descriptor) [pid 796] close(28) = -1 EBADF (Bad file descriptor) [pid 796] close(29) = -1 EBADF (Bad file descriptor) [pid 796] exit_group(0) = ? [pid 796] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./497", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./497", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./497/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./497/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./497/binderfs") = 0 [pid 298] umount2("./497/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./497/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./497/cgroup.net") = 0 [pid 298] umount2("./497/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./497/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./497/cgroup.cpu") = 0 [pid 298] umount2("./497/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./497/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./497/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./497") = 0 [pid 298] mkdir("./498", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 797 attached [pid 797] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 500 [pid 797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 797] chdir("./498") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 797] setpgid(0, 0) = 0 [pid 797] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 797] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 797] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 797] write(3, "1000", 4) = 4 [pid 797] close(3) = 0 [pid 797] symlink("/dev/binderfs", "./binderfs") = 0 [pid 797] write(1, "executing program\n", 18) = 18 executing program [pid 797] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 797] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 797] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 797] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 797] close(3) = 0 [pid 797] close(4) = 0 [pid 797] close(5) = -1 EBADF (Bad file descriptor) [pid 797] close(6) = -1 EBADF (Bad file descriptor) [pid 797] close(7) = -1 EBADF (Bad file descriptor) [pid 797] close(8) = -1 EBADF (Bad file descriptor) [pid 797] close(9) = -1 EBADF (Bad file descriptor) [pid 797] close(10) = -1 EBADF (Bad file descriptor) [pid 797] close(11) = -1 EBADF (Bad file descriptor) [pid 797] close(12) = -1 EBADF (Bad file descriptor) [pid 797] close(13) = -1 EBADF (Bad file descriptor) [pid 797] close(14) = -1 EBADF (Bad file descriptor) [pid 797] close(15) = -1 EBADF (Bad file descriptor) [pid 797] close(16) = -1 EBADF (Bad file descriptor) [pid 797] close(17) = -1 EBADF (Bad file descriptor) [pid 797] close(18) = -1 EBADF (Bad file descriptor) [pid 797] close(19) = -1 EBADF (Bad file descriptor) [pid 797] close(20) = -1 EBADF (Bad file descriptor) [pid 797] close(21) = -1 EBADF (Bad file descriptor) [pid 797] close(22) = -1 EBADF (Bad file descriptor) [pid 797] close(23) = -1 EBADF (Bad file descriptor) [pid 797] close(24) = -1 EBADF (Bad file descriptor) [pid 797] close(25) = -1 EBADF (Bad file descriptor) [pid 797] close(26) = -1 EBADF (Bad file descriptor) [pid 797] close(27) = -1 EBADF (Bad file descriptor) [pid 797] close(28) = -1 EBADF (Bad file descriptor) [pid 797] close(29) = -1 EBADF (Bad file descriptor) [pid 797] exit_group(0) = ? [pid 797] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./498", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./498", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./498/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./498/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./498/binderfs") = 0 [pid 298] umount2("./498/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./498/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./498/cgroup.net") = 0 [pid 298] umount2("./498/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./498/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./498/cgroup.cpu") = 0 [pid 298] umount2("./498/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./498/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./498/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./498") = 0 [pid 298] mkdir("./499", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 798 attached [pid 798] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 501 [pid 798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 798] chdir("./499") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 798] setpgid(0, 0) = 0 [pid 798] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 798] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 798] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 798] write(3, "1000", 4) = 4 [pid 798] close(3) = 0 [pid 798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 798] write(1, "executing program\n", 18) = 18 executing program [pid 798] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 798] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 798] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 798] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 798] close(3) = 0 [pid 798] close(4) = 0 [pid 798] close(5) = -1 EBADF (Bad file descriptor) [pid 798] close(6) = -1 EBADF (Bad file descriptor) [pid 798] close(7) = -1 EBADF (Bad file descriptor) [pid 798] close(8) = -1 EBADF (Bad file descriptor) [pid 798] close(9) = -1 EBADF (Bad file descriptor) [pid 798] close(10) = -1 EBADF (Bad file descriptor) [pid 798] close(11) = -1 EBADF (Bad file descriptor) [pid 798] close(12) = -1 EBADF (Bad file descriptor) [pid 798] close(13) = -1 EBADF (Bad file descriptor) [pid 798] close(14) = -1 EBADF (Bad file descriptor) [pid 798] close(15) = -1 EBADF (Bad file descriptor) [pid 798] close(16) = -1 EBADF (Bad file descriptor) [pid 798] close(17) = -1 EBADF (Bad file descriptor) [pid 798] close(18) = -1 EBADF (Bad file descriptor) [pid 798] close(19) = -1 EBADF (Bad file descriptor) [pid 798] close(20) = -1 EBADF (Bad file descriptor) [pid 798] close(21) = -1 EBADF (Bad file descriptor) [pid 798] close(22) = -1 EBADF (Bad file descriptor) [pid 798] close(23) = -1 EBADF (Bad file descriptor) [pid 798] close(24) = -1 EBADF (Bad file descriptor) [pid 798] close(25) = -1 EBADF (Bad file descriptor) [pid 798] close(26) = -1 EBADF (Bad file descriptor) [pid 798] close(27) = -1 EBADF (Bad file descriptor) [pid 798] close(28) = -1 EBADF (Bad file descriptor) [pid 798] close(29) = -1 EBADF (Bad file descriptor) [pid 798] exit_group(0) = ? [pid 798] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./499", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./499", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./499/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./499/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./499/binderfs") = 0 [pid 298] umount2("./499/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./499/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./499/cgroup.net") = 0 [pid 298] umount2("./499/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./499/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./499/cgroup.cpu") = 0 [pid 298] umount2("./499/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./499/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./499/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./499") = 0 [pid 298] mkdir("./500", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 799 attached [pid 799] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 502 [pid 799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 799] chdir("./500") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 799] setpgid(0, 0) = 0 [pid 799] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 799] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 799] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 799] write(3, "1000", 4) = 4 [pid 799] close(3) = 0 [pid 799] symlink("/dev/binderfs", "./binderfs") = 0 [pid 799] write(1, "executing program\n", 18) = 18 executing program [pid 799] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 799] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 799] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 799] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 799] close(3) = 0 [pid 799] close(4) = 0 [pid 799] close(5) = -1 EBADF (Bad file descriptor) [pid 799] close(6) = -1 EBADF (Bad file descriptor) [pid 799] close(7) = -1 EBADF (Bad file descriptor) [pid 799] close(8) = -1 EBADF (Bad file descriptor) [pid 799] close(9) = -1 EBADF (Bad file descriptor) [pid 799] close(10) = -1 EBADF (Bad file descriptor) [pid 799] close(11) = -1 EBADF (Bad file descriptor) [pid 799] close(12) = -1 EBADF (Bad file descriptor) [pid 799] close(13) = -1 EBADF (Bad file descriptor) [pid 799] close(14) = -1 EBADF (Bad file descriptor) [pid 799] close(15) = -1 EBADF (Bad file descriptor) [pid 799] close(16) = -1 EBADF (Bad file descriptor) [pid 799] close(17) = -1 EBADF (Bad file descriptor) [pid 799] close(18) = -1 EBADF (Bad file descriptor) [pid 799] close(19) = -1 EBADF (Bad file descriptor) [pid 799] close(20) = -1 EBADF (Bad file descriptor) [pid 799] close(21) = -1 EBADF (Bad file descriptor) [pid 799] close(22) = -1 EBADF (Bad file descriptor) [pid 799] close(23) = -1 EBADF (Bad file descriptor) [pid 799] close(24) = -1 EBADF (Bad file descriptor) [pid 799] close(25) = -1 EBADF (Bad file descriptor) [pid 799] close(26) = -1 EBADF (Bad file descriptor) [pid 799] close(27) = -1 EBADF (Bad file descriptor) [pid 799] close(28) = -1 EBADF (Bad file descriptor) [pid 799] close(29) = -1 EBADF (Bad file descriptor) [pid 799] exit_group(0) = ? [pid 799] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./500", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./500", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./500/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./500/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./500/binderfs") = 0 [pid 298] umount2("./500/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./500/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./500/cgroup.net") = 0 [pid 298] umount2("./500/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./500/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./500/cgroup.cpu") = 0 [pid 298] umount2("./500/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./500/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./500/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./500") = 0 [pid 298] mkdir("./501", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 800 attached [pid 800] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 503 [pid 800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 800] chdir("./501") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 800] setpgid(0, 0) = 0 [pid 800] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 800] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 800] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 800] write(3, "1000", 4) = 4 [pid 800] close(3) = 0 [pid 800] symlink("/dev/binderfs", "./binderfs") = 0 [pid 800] write(1, "executing program\n", 18) = 18 executing program [pid 800] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 800] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 800] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 800] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 800] close(3) = 0 [pid 800] close(4) = 0 [pid 800] close(5) = -1 EBADF (Bad file descriptor) [pid 800] close(6) = -1 EBADF (Bad file descriptor) [pid 800] close(7) = -1 EBADF (Bad file descriptor) [pid 800] close(8) = -1 EBADF (Bad file descriptor) [pid 800] close(9) = -1 EBADF (Bad file descriptor) [pid 800] close(10) = -1 EBADF (Bad file descriptor) [pid 800] close(11) = -1 EBADF (Bad file descriptor) [pid 800] close(12) = -1 EBADF (Bad file descriptor) [pid 800] close(13) = -1 EBADF (Bad file descriptor) [pid 800] close(14) = -1 EBADF (Bad file descriptor) [pid 800] close(15) = -1 EBADF (Bad file descriptor) [pid 800] close(16) = -1 EBADF (Bad file descriptor) [pid 800] close(17) = -1 EBADF (Bad file descriptor) [pid 800] close(18) = -1 EBADF (Bad file descriptor) [pid 800] close(19) = -1 EBADF (Bad file descriptor) [pid 800] close(20) = -1 EBADF (Bad file descriptor) [pid 800] close(21) = -1 EBADF (Bad file descriptor) [pid 800] close(22) = -1 EBADF (Bad file descriptor) [pid 800] close(23) = -1 EBADF (Bad file descriptor) [pid 800] close(24) = -1 EBADF (Bad file descriptor) [pid 800] close(25) = -1 EBADF (Bad file descriptor) [pid 800] close(26) = -1 EBADF (Bad file descriptor) [pid 800] close(27) = -1 EBADF (Bad file descriptor) [pid 800] close(28) = -1 EBADF (Bad file descriptor) [pid 800] close(29) = -1 EBADF (Bad file descriptor) [pid 800] exit_group(0) = ? [pid 800] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./501", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./501", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./501/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./501/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./501/binderfs") = 0 [pid 298] umount2("./501/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./501/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./501/cgroup.net") = 0 [pid 298] umount2("./501/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./501/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./501/cgroup.cpu") = 0 [pid 298] umount2("./501/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./501/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./501/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./501") = 0 [pid 298] mkdir("./502", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 801 attached [pid 801] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 504 [pid 801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 801] chdir("./502" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 801] <... chdir resumed>) = 0 [pid 801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 801] setpgid(0, 0) = 0 [pid 801] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 801] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 801] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 801] write(3, "1000", 4) = 4 [pid 801] close(3) = 0 [pid 801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 801] write(1, "executing program\n", 18) = 18 executing program [pid 801] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 801] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 801] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 801] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 801] close(3) = 0 [pid 801] close(4) = 0 [pid 801] close(5) = -1 EBADF (Bad file descriptor) [pid 801] close(6) = -1 EBADF (Bad file descriptor) [pid 801] close(7) = -1 EBADF (Bad file descriptor) [pid 801] close(8) = -1 EBADF (Bad file descriptor) [pid 801] close(9) = -1 EBADF (Bad file descriptor) [pid 801] close(10) = -1 EBADF (Bad file descriptor) [pid 801] close(11) = -1 EBADF (Bad file descriptor) [pid 801] close(12) = -1 EBADF (Bad file descriptor) [pid 801] close(13) = -1 EBADF (Bad file descriptor) [pid 801] close(14) = -1 EBADF (Bad file descriptor) [pid 801] close(15) = -1 EBADF (Bad file descriptor) [pid 801] close(16) = -1 EBADF (Bad file descriptor) [pid 801] close(17) = -1 EBADF (Bad file descriptor) [pid 801] close(18) = -1 EBADF (Bad file descriptor) [pid 801] close(19) = -1 EBADF (Bad file descriptor) [pid 801] close(20) = -1 EBADF (Bad file descriptor) [pid 801] close(21) = -1 EBADF (Bad file descriptor) [pid 801] close(22) = -1 EBADF (Bad file descriptor) [pid 801] close(23) = -1 EBADF (Bad file descriptor) [pid 801] close(24) = -1 EBADF (Bad file descriptor) [pid 801] close(25) = -1 EBADF (Bad file descriptor) [pid 801] close(26) = -1 EBADF (Bad file descriptor) [pid 801] close(27) = -1 EBADF (Bad file descriptor) [pid 801] close(28) = -1 EBADF (Bad file descriptor) [pid 801] close(29) = -1 EBADF (Bad file descriptor) [pid 801] exit_group(0) = ? [pid 801] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./502", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./502", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./502/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./502/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./502/binderfs") = 0 [pid 298] umount2("./502/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./502/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./502/cgroup.net") = 0 [pid 298] umount2("./502/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./502/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./502/cgroup.cpu") = 0 [pid 298] umount2("./502/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./502/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./502/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./502") = 0 [pid 298] mkdir("./503", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 802 attached [pid 802] set_robust_list(0x555574184760, 24) = 0 [pid 802] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 505 [pid 802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 802] chdir("./503" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 802] <... chdir resumed>) = 0 [pid 802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 802] <... prctl resumed>) = 0 [pid 802] setpgid(0, 0) = 0 [pid 802] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 802] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 802] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 802] write(3, "1000", 4) = 4 [pid 802] close(3) = 0 [pid 802] symlink("/dev/binderfs", "./binderfs") = 0 [pid 802] write(1, "executing program\n", 18) = 18 [pid 802] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 802] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 802] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 802] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 802] close(3) = 0 [pid 802] close(4) = 0 [pid 802] close(5) = -1 EBADF (Bad file descriptor) [pid 802] close(6) = -1 EBADF (Bad file descriptor) [pid 802] close(7) = -1 EBADF (Bad file descriptor) [pid 802] close(8) = -1 EBADF (Bad file descriptor) [pid 802] close(9) = -1 EBADF (Bad file descriptor) [pid 802] close(10) = -1 EBADF (Bad file descriptor) [pid 802] close(11) = -1 EBADF (Bad file descriptor) [pid 802] close(12) = -1 EBADF (Bad file descriptor) [pid 802] close(13) = -1 EBADF (Bad file descriptor) [pid 802] close(14) = -1 EBADF (Bad file descriptor) [pid 802] close(15) = -1 EBADF (Bad file descriptor) [pid 802] close(16) = -1 EBADF (Bad file descriptor) [pid 802] close(17) = -1 EBADF (Bad file descriptor) [pid 802] close(18) = -1 EBADF (Bad file descriptor) [pid 802] close(19) = -1 EBADF (Bad file descriptor) [pid 802] close(20) = -1 EBADF (Bad file descriptor) [pid 802] close(21) = -1 EBADF (Bad file descriptor) [pid 802] close(22) = -1 EBADF (Bad file descriptor) [pid 802] close(23) = -1 EBADF (Bad file descriptor) [pid 802] close(24) = -1 EBADF (Bad file descriptor) [pid 802] close(25) = -1 EBADF (Bad file descriptor) [pid 802] close(26) = -1 EBADF (Bad file descriptor) [pid 802] close(27) = -1 EBADF (Bad file descriptor) [pid 802] close(28) = -1 EBADF (Bad file descriptor) [pid 802] close(29) = -1 EBADF (Bad file descriptor) [pid 802] exit_group(0) = ? [pid 802] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./503", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./503", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./503/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./503/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./503/binderfs") = 0 [pid 298] umount2("./503/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./503/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./503/cgroup.net") = 0 [pid 298] umount2("./503/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./503/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./503/cgroup.cpu") = 0 [pid 298] umount2("./503/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./503/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./503/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./503") = 0 [pid 298] mkdir("./504", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 803 attached , child_tidptr=0x555574184750) = 506 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 803] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 803] <... set_robust_list resumed>) = 0 [pid 803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 803] chdir("./504") = 0 [pid 803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 803] setpgid(0, 0) = 0 [pid 803] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 803] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 803] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 803] write(3, "1000", 4) = 4 [pid 803] close(3) = 0 [pid 803] symlink("/dev/binderfs", "./binderfs") = 0 [pid 803] write(1, "executing program\n", 18) = 18 [pid 803] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 803] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 803] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 803] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 803] close(3) = 0 [pid 803] close(4) = 0 [pid 803] close(5) = -1 EBADF (Bad file descriptor) [pid 803] close(6) = -1 EBADF (Bad file descriptor) [pid 803] close(7) = -1 EBADF (Bad file descriptor) [pid 803] close(8) = -1 EBADF (Bad file descriptor) [pid 803] close(9) = -1 EBADF (Bad file descriptor) [pid 803] close(10) = -1 EBADF (Bad file descriptor) [pid 803] close(11) = -1 EBADF (Bad file descriptor) [pid 803] close(12) = -1 EBADF (Bad file descriptor) [pid 803] close(13) = -1 EBADF (Bad file descriptor) [pid 803] close(14) = -1 EBADF (Bad file descriptor) [pid 803] close(15) = -1 EBADF (Bad file descriptor) [pid 803] close(16) = -1 EBADF (Bad file descriptor) [pid 803] close(17) = -1 EBADF (Bad file descriptor) [pid 803] close(18) = -1 EBADF (Bad file descriptor) [pid 803] close(19) = -1 EBADF (Bad file descriptor) [pid 803] close(20) = -1 EBADF (Bad file descriptor) [pid 803] close(21) = -1 EBADF (Bad file descriptor) [pid 803] close(22) = -1 EBADF (Bad file descriptor) [pid 803] close(23) = -1 EBADF (Bad file descriptor) [pid 803] close(24) = -1 EBADF (Bad file descriptor) [pid 803] close(25) = -1 EBADF (Bad file descriptor) [pid 803] close(26) = -1 EBADF (Bad file descriptor) [pid 803] close(27) = -1 EBADF (Bad file descriptor) [pid 803] close(28) = -1 EBADF (Bad file descriptor) [pid 803] close(29) = -1 EBADF (Bad file descriptor) [pid 803] exit_group(0) = ? [pid 803] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./504", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./504/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./504/binderfs") = 0 [pid 298] umount2("./504/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./504/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./504/cgroup.net") = 0 [pid 298] umount2("./504/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./504/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./504/cgroup.cpu") = 0 [pid 298] umount2("./504/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./504/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./504/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./504") = 0 [pid 298] mkdir("./505", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 804 attached [pid 804] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 507 [pid 804] <... set_robust_list resumed>) = 0 [pid 804] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 804] chdir("./505" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 804] <... chdir resumed>) = 0 [pid 804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 804] setpgid(0, 0) = 0 [pid 804] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 804] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 804] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 804] write(3, "1000", 4) = 4 [pid 804] close(3) = 0 [pid 804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 804] write(1, "executing program\n", 18) = 18 [pid 804] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 804] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 804] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 804] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 804] close(3) = 0 [pid 804] close(4) = 0 [pid 804] close(5) = -1 EBADF (Bad file descriptor) [pid 804] close(6) = -1 EBADF (Bad file descriptor) [pid 804] close(7) = -1 EBADF (Bad file descriptor) [pid 804] close(8) = -1 EBADF (Bad file descriptor) [pid 804] close(9) = -1 EBADF (Bad file descriptor) [pid 804] close(10) = -1 EBADF (Bad file descriptor) [pid 804] close(11) = -1 EBADF (Bad file descriptor) [pid 804] close(12) = -1 EBADF (Bad file descriptor) [pid 804] close(13) = -1 EBADF (Bad file descriptor) [pid 804] close(14) = -1 EBADF (Bad file descriptor) [pid 804] close(15) = -1 EBADF (Bad file descriptor) [pid 804] close(16) = -1 EBADF (Bad file descriptor) [pid 804] close(17) = -1 EBADF (Bad file descriptor) [pid 804] close(18) = -1 EBADF (Bad file descriptor) [pid 804] close(19) = -1 EBADF (Bad file descriptor) [pid 804] close(20) = -1 EBADF (Bad file descriptor) [pid 804] close(21) = -1 EBADF (Bad file descriptor) [pid 804] close(22) = -1 EBADF (Bad file descriptor) [pid 804] close(23) = -1 EBADF (Bad file descriptor) [pid 804] close(24) = -1 EBADF (Bad file descriptor) [pid 804] close(25) = -1 EBADF (Bad file descriptor) [pid 804] close(26) = -1 EBADF (Bad file descriptor) [pid 804] close(27) = -1 EBADF (Bad file descriptor) [pid 804] close(28) = -1 EBADF (Bad file descriptor) [pid 804] close(29) = -1 EBADF (Bad file descriptor) [pid 804] exit_group(0) = ? [pid 804] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./505", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./505/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./505/binderfs") = 0 [pid 298] umount2("./505/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./505/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./505/cgroup.net") = 0 [pid 298] umount2("./505/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./505/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./505/cgroup.cpu") = 0 [pid 298] umount2("./505/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./505/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./505/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./505") = 0 [pid 298] mkdir("./506", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 805 attached [pid 805] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 508 [pid 805] <... set_robust_list resumed>) = 0 [pid 805] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 805] chdir("./506" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 805] <... chdir resumed>) = 0 [pid 805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 805] setpgid(0, 0) = 0 [pid 805] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 805] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 805] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 805] write(3, "1000", 4) = 4 [pid 805] close(3) = 0 [pid 805] symlink("/dev/binderfs", "./binderfs") = 0 [pid 805] write(1, "executing program\n", 18) = 18 executing program [pid 805] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 805] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 805] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 805] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 805] close(3) = 0 [pid 805] close(4) = 0 [pid 805] close(5) = -1 EBADF (Bad file descriptor) [pid 805] close(6) = -1 EBADF (Bad file descriptor) [pid 805] close(7) = -1 EBADF (Bad file descriptor) [pid 805] close(8) = -1 EBADF (Bad file descriptor) [pid 805] close(9) = -1 EBADF (Bad file descriptor) [pid 805] close(10) = -1 EBADF (Bad file descriptor) [pid 805] close(11) = -1 EBADF (Bad file descriptor) [pid 805] close(12) = -1 EBADF (Bad file descriptor) [pid 805] close(13) = -1 EBADF (Bad file descriptor) [pid 805] close(14) = -1 EBADF (Bad file descriptor) [pid 805] close(15) = -1 EBADF (Bad file descriptor) [pid 805] close(16) = -1 EBADF (Bad file descriptor) [pid 805] close(17) = -1 EBADF (Bad file descriptor) [pid 805] close(18) = -1 EBADF (Bad file descriptor) [pid 805] close(19) = -1 EBADF (Bad file descriptor) [pid 805] close(20) = -1 EBADF (Bad file descriptor) [pid 805] close(21) = -1 EBADF (Bad file descriptor) [pid 805] close(22) = -1 EBADF (Bad file descriptor) [pid 805] close(23) = -1 EBADF (Bad file descriptor) [pid 805] close(24) = -1 EBADF (Bad file descriptor) [pid 805] close(25) = -1 EBADF (Bad file descriptor) [pid 805] close(26) = -1 EBADF (Bad file descriptor) [pid 805] close(27) = -1 EBADF (Bad file descriptor) [pid 805] close(28) = -1 EBADF (Bad file descriptor) [pid 805] close(29) = -1 EBADF (Bad file descriptor) [pid 805] exit_group(0) = ? [pid 805] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./506", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./506/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./506/binderfs") = 0 [pid 298] umount2("./506/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./506/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./506/cgroup.net") = 0 [pid 298] umount2("./506/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./506/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./506/cgroup.cpu") = 0 [pid 298] umount2("./506/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./506/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./506/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./506") = 0 [pid 298] mkdir("./507", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 806 attached [pid 806] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 509 [pid 806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 806] chdir("./507" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 806] <... chdir resumed>) = 0 [pid 806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 806] setpgid(0, 0) = 0 [pid 806] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 806] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 806] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 806] write(3, "1000", 4) = 4 [pid 806] close(3) = 0 [pid 806] symlink("/dev/binderfs", "./binderfs") = 0 [pid 806] write(1, "executing program\n", 18) = 18 executing program [pid 806] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 806] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 806] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 806] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 806] close(3) = 0 [pid 806] close(4) = 0 [pid 806] close(5) = -1 EBADF (Bad file descriptor) [pid 806] close(6) = -1 EBADF (Bad file descriptor) [pid 806] close(7) = -1 EBADF (Bad file descriptor) [pid 806] close(8) = -1 EBADF (Bad file descriptor) [pid 806] close(9) = -1 EBADF (Bad file descriptor) [pid 806] close(10) = -1 EBADF (Bad file descriptor) [pid 806] close(11) = -1 EBADF (Bad file descriptor) [pid 806] close(12) = -1 EBADF (Bad file descriptor) [pid 806] close(13) = -1 EBADF (Bad file descriptor) [pid 806] close(14) = -1 EBADF (Bad file descriptor) [pid 806] close(15) = -1 EBADF (Bad file descriptor) [pid 806] close(16) = -1 EBADF (Bad file descriptor) [pid 806] close(17) = -1 EBADF (Bad file descriptor) [pid 806] close(18) = -1 EBADF (Bad file descriptor) [pid 806] close(19) = -1 EBADF (Bad file descriptor) [pid 806] close(20) = -1 EBADF (Bad file descriptor) [pid 806] close(21) = -1 EBADF (Bad file descriptor) [pid 806] close(22) = -1 EBADF (Bad file descriptor) [pid 806] close(23) = -1 EBADF (Bad file descriptor) [pid 806] close(24) = -1 EBADF (Bad file descriptor) [pid 806] close(25) = -1 EBADF (Bad file descriptor) [pid 806] close(26) = -1 EBADF (Bad file descriptor) [pid 806] close(27) = -1 EBADF (Bad file descriptor) [pid 806] close(28) = -1 EBADF (Bad file descriptor) [pid 806] close(29) = -1 EBADF (Bad file descriptor) [pid 806] exit_group(0) = ? [pid 806] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./507", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./507/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./507/binderfs") = 0 [pid 298] umount2("./507/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./507/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./507/cgroup.net") = 0 [pid 298] umount2("./507/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./507/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./507/cgroup.cpu") = 0 [pid 298] umount2("./507/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./507/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./507/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./507") = 0 [pid 298] mkdir("./508", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 807 attached [pid 807] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 510 [pid 807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 807] chdir("./508") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 807] setpgid(0, 0) = 0 [pid 807] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 807] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 807] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 807] write(3, "1000", 4) = 4 [pid 807] close(3) = 0 [pid 807] symlink("/dev/binderfs", "./binderfs") = 0 [pid 807] write(1, "executing program\n", 18) = 18 executing program [pid 807] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 807] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 807] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 807] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 807] close(3) = 0 [pid 807] close(4) = 0 [pid 807] close(5) = -1 EBADF (Bad file descriptor) [pid 807] close(6) = -1 EBADF (Bad file descriptor) [pid 807] close(7) = -1 EBADF (Bad file descriptor) [pid 807] close(8) = -1 EBADF (Bad file descriptor) [pid 807] close(9) = -1 EBADF (Bad file descriptor) [pid 807] close(10) = -1 EBADF (Bad file descriptor) [pid 807] close(11) = -1 EBADF (Bad file descriptor) [pid 807] close(12) = -1 EBADF (Bad file descriptor) [pid 807] close(13) = -1 EBADF (Bad file descriptor) [pid 807] close(14) = -1 EBADF (Bad file descriptor) [pid 807] close(15) = -1 EBADF (Bad file descriptor) [pid 807] close(16) = -1 EBADF (Bad file descriptor) [pid 807] close(17) = -1 EBADF (Bad file descriptor) [pid 807] close(18) = -1 EBADF (Bad file descriptor) [pid 807] close(19) = -1 EBADF (Bad file descriptor) [pid 807] close(20) = -1 EBADF (Bad file descriptor) [pid 807] close(21) = -1 EBADF (Bad file descriptor) [pid 807] close(22) = -1 EBADF (Bad file descriptor) [pid 807] close(23) = -1 EBADF (Bad file descriptor) [pid 807] close(24) = -1 EBADF (Bad file descriptor) [pid 807] close(25) = -1 EBADF (Bad file descriptor) [pid 807] close(26) = -1 EBADF (Bad file descriptor) [pid 807] close(27) = -1 EBADF (Bad file descriptor) [pid 807] close(28) = -1 EBADF (Bad file descriptor) [pid 807] close(29) = -1 EBADF (Bad file descriptor) [pid 807] exit_group(0) = ? [pid 807] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./508", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./508/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./508/binderfs") = 0 [pid 298] umount2("./508/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./508/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./508/cgroup.net") = 0 [pid 298] umount2("./508/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./508/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./508/cgroup.cpu") = 0 [pid 298] umount2("./508/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./508/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./508/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./508") = 0 [pid 298] mkdir("./509", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 808 attached [pid 808] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 511 [pid 808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 808] chdir("./509") = 0 [pid 808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 808] setpgid(0, 0) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 808] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 808] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 808] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 808] write(3, "1000", 4) = 4 [pid 808] close(3) = 0 [pid 808] symlink("/dev/binderfs", "./binderfs") = 0 [pid 808] write(1, "executing program\n", 18) = 18 executing program [pid 808] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 808] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 808] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 808] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 808] close(3) = 0 [pid 808] close(4) = 0 [pid 808] close(5) = -1 EBADF (Bad file descriptor) [pid 808] close(6) = -1 EBADF (Bad file descriptor) [pid 808] close(7) = -1 EBADF (Bad file descriptor) [pid 808] close(8) = -1 EBADF (Bad file descriptor) [pid 808] close(9) = -1 EBADF (Bad file descriptor) [pid 808] close(10) = -1 EBADF (Bad file descriptor) [pid 808] close(11) = -1 EBADF (Bad file descriptor) [pid 808] close(12) = -1 EBADF (Bad file descriptor) [pid 808] close(13) = -1 EBADF (Bad file descriptor) [pid 808] close(14) = -1 EBADF (Bad file descriptor) [pid 808] close(15) = -1 EBADF (Bad file descriptor) [pid 808] close(16) = -1 EBADF (Bad file descriptor) [pid 808] close(17) = -1 EBADF (Bad file descriptor) [pid 808] close(18) = -1 EBADF (Bad file descriptor) [pid 808] close(19) = -1 EBADF (Bad file descriptor) [pid 808] close(20) = -1 EBADF (Bad file descriptor) [pid 808] close(21) = -1 EBADF (Bad file descriptor) [pid 808] close(22) = -1 EBADF (Bad file descriptor) [pid 808] close(23) = -1 EBADF (Bad file descriptor) [pid 808] close(24) = -1 EBADF (Bad file descriptor) [pid 808] close(25) = -1 EBADF (Bad file descriptor) [pid 808] close(26) = -1 EBADF (Bad file descriptor) [pid 808] close(27) = -1 EBADF (Bad file descriptor) [pid 808] close(28) = -1 EBADF (Bad file descriptor) [pid 808] close(29) = -1 EBADF (Bad file descriptor) [pid 808] exit_group(0) = ? [pid 808] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./509", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./509/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./509/binderfs") = 0 [pid 298] umount2("./509/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./509/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./509/cgroup.net") = 0 [pid 298] umount2("./509/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./509/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./509/cgroup.cpu") = 0 [pid 298] umount2("./509/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./509/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./509/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./509") = 0 [pid 298] mkdir("./510", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 809 attached [pid 809] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 512 [pid 809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 809] chdir("./510") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 0 [pid 809] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 809] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 809] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 809] write(3, "1000", 4) = 4 [pid 809] close(3) = 0 [pid 809] symlink("/dev/binderfs", "./binderfs") = 0 [pid 809] write(1, "executing program\n", 18) = 18 executing program [pid 809] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 809] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 809] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 809] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 809] close(3) = 0 [pid 809] close(4) = 0 [pid 809] close(5) = -1 EBADF (Bad file descriptor) [pid 809] close(6) = -1 EBADF (Bad file descriptor) [pid 809] close(7) = -1 EBADF (Bad file descriptor) [pid 809] close(8) = -1 EBADF (Bad file descriptor) [pid 809] close(9) = -1 EBADF (Bad file descriptor) [pid 809] close(10) = -1 EBADF (Bad file descriptor) [pid 809] close(11) = -1 EBADF (Bad file descriptor) [pid 809] close(12) = -1 EBADF (Bad file descriptor) [pid 809] close(13) = -1 EBADF (Bad file descriptor) [pid 809] close(14) = -1 EBADF (Bad file descriptor) [pid 809] close(15) = -1 EBADF (Bad file descriptor) [pid 809] close(16) = -1 EBADF (Bad file descriptor) [pid 809] close(17) = -1 EBADF (Bad file descriptor) [pid 809] close(18) = -1 EBADF (Bad file descriptor) [pid 809] close(19) = -1 EBADF (Bad file descriptor) [pid 809] close(20) = -1 EBADF (Bad file descriptor) [pid 809] close(21) = -1 EBADF (Bad file descriptor) [pid 809] close(22) = -1 EBADF (Bad file descriptor) [pid 809] close(23) = -1 EBADF (Bad file descriptor) [pid 809] close(24) = -1 EBADF (Bad file descriptor) [pid 809] close(25) = -1 EBADF (Bad file descriptor) [pid 809] close(26) = -1 EBADF (Bad file descriptor) [pid 809] close(27) = -1 EBADF (Bad file descriptor) [pid 809] close(28) = -1 EBADF (Bad file descriptor) [pid 809] close(29) = -1 EBADF (Bad file descriptor) [pid 809] exit_group(0) = ? [pid 809] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./510", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./510/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./510/binderfs") = 0 [pid 298] umount2("./510/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./510/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./510/cgroup.net") = 0 [pid 298] umount2("./510/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./510/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./510/cgroup.cpu") = 0 [pid 298] umount2("./510/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./510/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./510/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./510") = 0 [pid 298] mkdir("./511", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 810 attached [pid 810] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 513 [pid 810] <... set_robust_list resumed>) = 0 [pid 810] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 810] chdir("./511" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 810] <... chdir resumed>) = 0 [pid 810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 810] setpgid(0, 0) = 0 [pid 810] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 810] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 810] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 810] write(3, "1000", 4) = 4 [pid 810] close(3) = 0 [pid 810] symlink("/dev/binderfs", "./binderfs") = 0 [pid 810] write(1, "executing program\n", 18) = 18 executing program [pid 810] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 810] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 810] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 810] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 810] close(3) = 0 [pid 810] close(4) = 0 [pid 810] close(5) = -1 EBADF (Bad file descriptor) [pid 810] close(6) = -1 EBADF (Bad file descriptor) [pid 810] close(7) = -1 EBADF (Bad file descriptor) [pid 810] close(8) = -1 EBADF (Bad file descriptor) [pid 810] close(9) = -1 EBADF (Bad file descriptor) [pid 810] close(10) = -1 EBADF (Bad file descriptor) [pid 810] close(11) = -1 EBADF (Bad file descriptor) [pid 810] close(12) = -1 EBADF (Bad file descriptor) [pid 810] close(13) = -1 EBADF (Bad file descriptor) [pid 810] close(14) = -1 EBADF (Bad file descriptor) [pid 810] close(15) = -1 EBADF (Bad file descriptor) [pid 810] close(16) = -1 EBADF (Bad file descriptor) [pid 810] close(17) = -1 EBADF (Bad file descriptor) [pid 810] close(18) = -1 EBADF (Bad file descriptor) [pid 810] close(19) = -1 EBADF (Bad file descriptor) [pid 810] close(20) = -1 EBADF (Bad file descriptor) [pid 810] close(21) = -1 EBADF (Bad file descriptor) [pid 810] close(22) = -1 EBADF (Bad file descriptor) [pid 810] close(23) = -1 EBADF (Bad file descriptor) [pid 810] close(24) = -1 EBADF (Bad file descriptor) [pid 810] close(25) = -1 EBADF (Bad file descriptor) [pid 810] close(26) = -1 EBADF (Bad file descriptor) [pid 810] close(27) = -1 EBADF (Bad file descriptor) [pid 810] close(28) = -1 EBADF (Bad file descriptor) [pid 810] close(29) = -1 EBADF (Bad file descriptor) [pid 810] exit_group(0) = ? [pid 810] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./511", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./511/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./511/binderfs") = 0 [pid 298] umount2("./511/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./511/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./511/cgroup.net") = 0 [pid 298] umount2("./511/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./511/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./511/cgroup.cpu") = 0 [pid 298] umount2("./511/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./511/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./511/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./511") = 0 [pid 298] mkdir("./512", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 811 attached [pid 811] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 514 [pid 811] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 811] chdir("./512") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 811] setpgid(0, 0) = 0 [pid 811] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 811] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 811] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 811] write(3, "1000", 4) = 4 [pid 811] close(3) = 0 [pid 811] symlink("/dev/binderfs", "./binderfs") = 0 [pid 811] write(1, "executing program\n", 18) = 18 executing program [pid 811] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 811] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 811] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 811] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 811] close(3) = 0 [pid 811] close(4) = 0 [pid 811] close(5) = -1 EBADF (Bad file descriptor) [pid 811] close(6) = -1 EBADF (Bad file descriptor) [pid 811] close(7) = -1 EBADF (Bad file descriptor) [pid 811] close(8) = -1 EBADF (Bad file descriptor) [pid 811] close(9) = -1 EBADF (Bad file descriptor) [pid 811] close(10) = -1 EBADF (Bad file descriptor) [pid 811] close(11) = -1 EBADF (Bad file descriptor) [pid 811] close(12) = -1 EBADF (Bad file descriptor) [pid 811] close(13) = -1 EBADF (Bad file descriptor) [pid 811] close(14) = -1 EBADF (Bad file descriptor) [pid 811] close(15) = -1 EBADF (Bad file descriptor) [pid 811] close(16) = -1 EBADF (Bad file descriptor) [pid 811] close(17) = -1 EBADF (Bad file descriptor) [pid 811] close(18) = -1 EBADF (Bad file descriptor) [pid 811] close(19) = -1 EBADF (Bad file descriptor) [pid 811] close(20) = -1 EBADF (Bad file descriptor) [pid 811] close(21) = -1 EBADF (Bad file descriptor) [pid 811] close(22) = -1 EBADF (Bad file descriptor) [pid 811] close(23) = -1 EBADF (Bad file descriptor) [pid 811] close(24) = -1 EBADF (Bad file descriptor) [pid 811] close(25) = -1 EBADF (Bad file descriptor) [pid 811] close(26) = -1 EBADF (Bad file descriptor) [pid 811] close(27) = -1 EBADF (Bad file descriptor) [pid 811] close(28) = -1 EBADF (Bad file descriptor) [pid 811] close(29) = -1 EBADF (Bad file descriptor) [pid 811] exit_group(0) = ? [pid 811] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./512", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./512/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./512/binderfs") = 0 [pid 298] umount2("./512/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./512/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./512/cgroup.net") = 0 [pid 298] umount2("./512/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./512/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./512/cgroup.cpu") = 0 [pid 298] umount2("./512/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./512/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./512/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./512") = 0 [pid 298] mkdir("./513", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 812 attached [pid 812] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 515 [pid 812] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 812] chdir("./513" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 812] <... chdir resumed>) = 0 [pid 812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 812] setpgid(0, 0) = 0 [pid 812] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 812] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 812] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 812] write(3, "1000", 4) = 4 [pid 812] close(3) = 0 [pid 812] symlink("/dev/binderfs", "./binderfs") = 0 [pid 812] write(1, "executing program\n", 18) = 18 [pid 812] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 812] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 812] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 812] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 812] close(3) = 0 [pid 812] close(4) = 0 [pid 812] close(5) = -1 EBADF (Bad file descriptor) [pid 812] close(6) = -1 EBADF (Bad file descriptor) [pid 812] close(7) = -1 EBADF (Bad file descriptor) [pid 812] close(8) = -1 EBADF (Bad file descriptor) [pid 812] close(9) = -1 EBADF (Bad file descriptor) [pid 812] close(10) = -1 EBADF (Bad file descriptor) [pid 812] close(11) = -1 EBADF (Bad file descriptor) [pid 812] close(12) = -1 EBADF (Bad file descriptor) [pid 812] close(13) = -1 EBADF (Bad file descriptor) [pid 812] close(14) = -1 EBADF (Bad file descriptor) [pid 812] close(15) = -1 EBADF (Bad file descriptor) [pid 812] close(16) = -1 EBADF (Bad file descriptor) [pid 812] close(17) = -1 EBADF (Bad file descriptor) [pid 812] close(18) = -1 EBADF (Bad file descriptor) [pid 812] close(19) = -1 EBADF (Bad file descriptor) [pid 812] close(20) = -1 EBADF (Bad file descriptor) [pid 812] close(21) = -1 EBADF (Bad file descriptor) [pid 812] close(22) = -1 EBADF (Bad file descriptor) [pid 812] close(23) = -1 EBADF (Bad file descriptor) [pid 812] close(24) = -1 EBADF (Bad file descriptor) [pid 812] close(25) = -1 EBADF (Bad file descriptor) [pid 812] close(26) = -1 EBADF (Bad file descriptor) [pid 812] close(27) = -1 EBADF (Bad file descriptor) [pid 812] close(28) = -1 EBADF (Bad file descriptor) [pid 812] close(29) = -1 EBADF (Bad file descriptor) [pid 812] exit_group(0) = ? [pid 812] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./513", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./513/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./513/binderfs") = 0 [pid 298] umount2("./513/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./513/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./513/cgroup.net") = 0 [pid 298] umount2("./513/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./513/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./513/cgroup.cpu") = 0 [pid 298] umount2("./513/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./513/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./513/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./513") = 0 [pid 298] mkdir("./514", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 813 attached [pid 813] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 516 [pid 813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 813] chdir("./514" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 813] <... chdir resumed>) = 0 [pid 813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 813] setpgid(0, 0) = 0 [pid 813] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 813] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 813] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 813] write(3, "1000", 4) = 4 [pid 813] close(3) = 0 [pid 813] symlink("/dev/binderfs", "./binderfs") = 0 [pid 813] write(1, "executing program\n", 18) = 18 executing program [pid 813] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 813] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 813] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 813] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 813] close(3) = 0 [pid 813] close(4) = 0 [pid 813] close(5) = -1 EBADF (Bad file descriptor) [pid 813] close(6) = -1 EBADF (Bad file descriptor) [pid 813] close(7) = -1 EBADF (Bad file descriptor) [pid 813] close(8) = -1 EBADF (Bad file descriptor) [pid 813] close(9) = -1 EBADF (Bad file descriptor) [pid 813] close(10) = -1 EBADF (Bad file descriptor) [pid 813] close(11) = -1 EBADF (Bad file descriptor) [pid 813] close(12) = -1 EBADF (Bad file descriptor) [pid 813] close(13) = -1 EBADF (Bad file descriptor) [pid 813] close(14) = -1 EBADF (Bad file descriptor) [pid 813] close(15) = -1 EBADF (Bad file descriptor) [pid 813] close(16) = -1 EBADF (Bad file descriptor) [pid 813] close(17) = -1 EBADF (Bad file descriptor) [pid 813] close(18) = -1 EBADF (Bad file descriptor) [pid 813] close(19) = -1 EBADF (Bad file descriptor) [pid 813] close(20) = -1 EBADF (Bad file descriptor) [pid 813] close(21) = -1 EBADF (Bad file descriptor) [pid 813] close(22) = -1 EBADF (Bad file descriptor) [pid 813] close(23) = -1 EBADF (Bad file descriptor) [pid 813] close(24) = -1 EBADF (Bad file descriptor) [pid 813] close(25) = -1 EBADF (Bad file descriptor) [pid 813] close(26) = -1 EBADF (Bad file descriptor) [pid 813] close(27) = -1 EBADF (Bad file descriptor) [pid 813] close(28) = -1 EBADF (Bad file descriptor) [pid 813] close(29) = -1 EBADF (Bad file descriptor) [pid 813] exit_group(0) = ? [pid 813] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./514", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./514/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./514/binderfs") = 0 [pid 298] umount2("./514/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./514/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./514/cgroup.net") = 0 [pid 298] umount2("./514/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./514/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./514/cgroup.cpu") = 0 [pid 298] umount2("./514/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./514/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./514/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./514") = 0 [pid 298] mkdir("./515", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 814 attached [pid 814] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 517 [pid 814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 814] chdir("./515") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 814] setpgid(0, 0) = 0 [pid 814] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 814] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 814] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 814] write(3, "1000", 4) = 4 [pid 814] close(3) = 0 [pid 814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 814] write(1, "executing program\n", 18) = 18 executing program [pid 814] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 814] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 814] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 814] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 814] close(3) = 0 [pid 814] close(4) = 0 [pid 814] close(5) = -1 EBADF (Bad file descriptor) [pid 814] close(6) = -1 EBADF (Bad file descriptor) [pid 814] close(7) = -1 EBADF (Bad file descriptor) [pid 814] close(8) = -1 EBADF (Bad file descriptor) [pid 814] close(9) = -1 EBADF (Bad file descriptor) [pid 814] close(10) = -1 EBADF (Bad file descriptor) [pid 814] close(11) = -1 EBADF (Bad file descriptor) [pid 814] close(12) = -1 EBADF (Bad file descriptor) [pid 814] close(13) = -1 EBADF (Bad file descriptor) [pid 814] close(14) = -1 EBADF (Bad file descriptor) [pid 814] close(15) = -1 EBADF (Bad file descriptor) [pid 814] close(16) = -1 EBADF (Bad file descriptor) [pid 814] close(17) = -1 EBADF (Bad file descriptor) [pid 814] close(18) = -1 EBADF (Bad file descriptor) [pid 814] close(19) = -1 EBADF (Bad file descriptor) [pid 814] close(20) = -1 EBADF (Bad file descriptor) [pid 814] close(21) = -1 EBADF (Bad file descriptor) [pid 814] close(22) = -1 EBADF (Bad file descriptor) [pid 814] close(23) = -1 EBADF (Bad file descriptor) [pid 814] close(24) = -1 EBADF (Bad file descriptor) [pid 814] close(25) = -1 EBADF (Bad file descriptor) [pid 814] close(26) = -1 EBADF (Bad file descriptor) [pid 814] close(27) = -1 EBADF (Bad file descriptor) [pid 814] close(28) = -1 EBADF (Bad file descriptor) [pid 814] close(29) = -1 EBADF (Bad file descriptor) [pid 814] exit_group(0) = ? [pid 814] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./515", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./515/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./515/binderfs") = 0 [pid 298] umount2("./515/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./515/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./515/cgroup.net") = 0 [pid 298] umount2("./515/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./515/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./515/cgroup.cpu") = 0 [pid 298] umount2("./515/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./515/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./515/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./515") = 0 [pid 298] mkdir("./516", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 815 attached [pid 815] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 518 [pid 815] <... set_robust_list resumed>) = 0 [pid 815] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 815] chdir("./516" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 815] <... chdir resumed>) = 0 [pid 815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 815] setpgid(0, 0) = 0 [pid 815] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 815] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 815] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 815] write(3, "1000", 4) = 4 [pid 815] close(3) = 0 [pid 815] symlink("/dev/binderfs", "./binderfs") = 0 [pid 815] write(1, "executing program\n", 18) = 18 executing program [pid 815] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 815] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 815] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 815] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 815] close(3) = 0 [pid 815] close(4) = 0 [pid 815] close(5) = -1 EBADF (Bad file descriptor) [pid 815] close(6) = -1 EBADF (Bad file descriptor) [pid 815] close(7) = -1 EBADF (Bad file descriptor) [pid 815] close(8) = -1 EBADF (Bad file descriptor) [pid 815] close(9) = -1 EBADF (Bad file descriptor) [pid 815] close(10) = -1 EBADF (Bad file descriptor) [pid 815] close(11) = -1 EBADF (Bad file descriptor) [pid 815] close(12) = -1 EBADF (Bad file descriptor) [pid 815] close(13) = -1 EBADF (Bad file descriptor) [pid 815] close(14) = -1 EBADF (Bad file descriptor) [pid 815] close(15) = -1 EBADF (Bad file descriptor) [pid 815] close(16) = -1 EBADF (Bad file descriptor) [pid 815] close(17) = -1 EBADF (Bad file descriptor) [pid 815] close(18) = -1 EBADF (Bad file descriptor) [pid 815] close(19) = -1 EBADF (Bad file descriptor) [pid 815] close(20) = -1 EBADF (Bad file descriptor) [pid 815] close(21) = -1 EBADF (Bad file descriptor) [pid 815] close(22) = -1 EBADF (Bad file descriptor) [pid 815] close(23) = -1 EBADF (Bad file descriptor) [pid 815] close(24) = -1 EBADF (Bad file descriptor) [pid 815] close(25) = -1 EBADF (Bad file descriptor) [pid 815] close(26) = -1 EBADF (Bad file descriptor) [pid 815] close(27) = -1 EBADF (Bad file descriptor) [pid 815] close(28) = -1 EBADF (Bad file descriptor) [pid 815] close(29) = -1 EBADF (Bad file descriptor) [pid 815] exit_group(0) = ? [pid 815] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./516", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./516/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./516/binderfs") = 0 [pid 298] umount2("./516/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./516/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./516/cgroup.net") = 0 [pid 298] umount2("./516/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./516/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./516/cgroup.cpu") = 0 [pid 298] umount2("./516/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./516/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./516/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./516") = 0 [pid 298] mkdir("./517", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 816 attached [pid 816] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 519 [pid 816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 816] chdir("./517") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 816] setpgid(0, 0) = 0 [pid 816] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 816] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 816] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 816] write(3, "1000", 4) = 4 [pid 816] close(3) = 0 [pid 816] symlink("/dev/binderfs", "./binderfs") = 0 [pid 816] write(1, "executing program\n", 18) = 18 executing program [pid 816] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 816] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 816] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 816] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 816] close(3) = 0 [pid 816] close(4) = 0 [pid 816] close(5) = -1 EBADF (Bad file descriptor) [pid 816] close(6) = -1 EBADF (Bad file descriptor) [pid 816] close(7) = -1 EBADF (Bad file descriptor) [pid 816] close(8) = -1 EBADF (Bad file descriptor) [pid 816] close(9) = -1 EBADF (Bad file descriptor) [pid 816] close(10) = -1 EBADF (Bad file descriptor) [pid 816] close(11) = -1 EBADF (Bad file descriptor) [pid 816] close(12) = -1 EBADF (Bad file descriptor) [pid 816] close(13) = -1 EBADF (Bad file descriptor) [pid 816] close(14) = -1 EBADF (Bad file descriptor) [pid 816] close(15) = -1 EBADF (Bad file descriptor) [pid 816] close(16) = -1 EBADF (Bad file descriptor) [pid 816] close(17) = -1 EBADF (Bad file descriptor) [pid 816] close(18) = -1 EBADF (Bad file descriptor) [pid 816] close(19) = -1 EBADF (Bad file descriptor) [pid 816] close(20) = -1 EBADF (Bad file descriptor) [pid 816] close(21) = -1 EBADF (Bad file descriptor) [pid 816] close(22) = -1 EBADF (Bad file descriptor) [pid 816] close(23) = -1 EBADF (Bad file descriptor) [pid 816] close(24) = -1 EBADF (Bad file descriptor) [pid 816] close(25) = -1 EBADF (Bad file descriptor) [pid 816] close(26) = -1 EBADF (Bad file descriptor) [pid 816] close(27) = -1 EBADF (Bad file descriptor) [pid 816] close(28) = -1 EBADF (Bad file descriptor) [pid 816] close(29) = -1 EBADF (Bad file descriptor) [pid 816] exit_group(0) = ? [pid 816] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./517", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./517/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./517/binderfs") = 0 [pid 298] umount2("./517/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./517/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./517/cgroup.net") = 0 [pid 298] umount2("./517/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./517/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./517/cgroup.cpu") = 0 [pid 298] umount2("./517/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./517/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./517/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./517") = 0 [pid 298] mkdir("./518", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 817 attached [pid 817] set_robust_list(0x555574184760, 24) = 0 [pid 817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 520 [pid 817] chdir("./518") = 0 [pid 817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 817] setpgid(0, 0) = 0 [pid 817] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 817] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 817] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 817] write(3, "1000", 4) = 4 [pid 817] close(3) = 0 [pid 817] symlink("/dev/binderfs", "./binderfs") = 0 [pid 817] write(1, "executing program\n", 18) = 18 executing program [pid 817] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 817] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 817] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 817] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 817] close(3) = 0 [pid 817] close(4) = 0 [pid 817] close(5) = -1 EBADF (Bad file descriptor) [pid 817] close(6) = -1 EBADF (Bad file descriptor) [pid 817] close(7) = -1 EBADF (Bad file descriptor) [pid 817] close(8) = -1 EBADF (Bad file descriptor) [pid 817] close(9) = -1 EBADF (Bad file descriptor) [pid 817] close(10) = -1 EBADF (Bad file descriptor) [pid 817] close(11) = -1 EBADF (Bad file descriptor) [pid 817] close(12) = -1 EBADF (Bad file descriptor) [pid 817] close(13) = -1 EBADF (Bad file descriptor) [pid 817] close(14) = -1 EBADF (Bad file descriptor) [pid 817] close(15) = -1 EBADF (Bad file descriptor) [pid 817] close(16) = -1 EBADF (Bad file descriptor) [pid 817] close(17) = -1 EBADF (Bad file descriptor) [pid 817] close(18) = -1 EBADF (Bad file descriptor) [pid 817] close(19) = -1 EBADF (Bad file descriptor) [pid 817] close(20) = -1 EBADF (Bad file descriptor) [pid 817] close(21) = -1 EBADF (Bad file descriptor) [pid 817] close(22) = -1 EBADF (Bad file descriptor) [pid 817] close(23) = -1 EBADF (Bad file descriptor) [pid 817] close(24) = -1 EBADF (Bad file descriptor) [pid 817] close(25) = -1 EBADF (Bad file descriptor) [pid 817] close(26) = -1 EBADF (Bad file descriptor) [pid 817] close(27) = -1 EBADF (Bad file descriptor) [pid 817] close(28) = -1 EBADF (Bad file descriptor) [pid 817] close(29) = -1 EBADF (Bad file descriptor) [pid 817] exit_group(0) = ? [pid 817] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./518", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./518/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./518/binderfs") = 0 [pid 298] umount2("./518/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./518/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./518/cgroup.net") = 0 [pid 298] umount2("./518/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./518/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./518/cgroup.cpu") = 0 [pid 298] umount2("./518/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./518/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./518/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./518") = 0 [pid 298] mkdir("./519", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 818 attached [pid 818] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 521 [pid 818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 818] chdir("./519") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 818] setpgid(0, 0) = 0 [pid 818] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 818] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 818] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 818] write(3, "1000", 4) = 4 [pid 818] close(3) = 0 [pid 818] symlink("/dev/binderfs", "./binderfs") = 0 [pid 818] write(1, "executing program\n", 18) = 18 executing program [pid 818] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 818] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 818] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 818] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 818] close(3) = 0 [pid 818] close(4) = 0 [pid 818] close(5) = -1 EBADF (Bad file descriptor) [pid 818] close(6) = -1 EBADF (Bad file descriptor) [pid 818] close(7) = -1 EBADF (Bad file descriptor) [pid 818] close(8) = -1 EBADF (Bad file descriptor) [pid 818] close(9) = -1 EBADF (Bad file descriptor) [pid 818] close(10) = -1 EBADF (Bad file descriptor) [pid 818] close(11) = -1 EBADF (Bad file descriptor) [pid 818] close(12) = -1 EBADF (Bad file descriptor) [pid 818] close(13) = -1 EBADF (Bad file descriptor) [pid 818] close(14) = -1 EBADF (Bad file descriptor) [pid 818] close(15) = -1 EBADF (Bad file descriptor) [pid 818] close(16) = -1 EBADF (Bad file descriptor) [pid 818] close(17) = -1 EBADF (Bad file descriptor) [pid 818] close(18) = -1 EBADF (Bad file descriptor) [pid 818] close(19) = -1 EBADF (Bad file descriptor) [pid 818] close(20) = -1 EBADF (Bad file descriptor) [pid 818] close(21) = -1 EBADF (Bad file descriptor) [pid 818] close(22) = -1 EBADF (Bad file descriptor) [pid 818] close(23) = -1 EBADF (Bad file descriptor) [pid 818] close(24) = -1 EBADF (Bad file descriptor) [pid 818] close(25) = -1 EBADF (Bad file descriptor) [pid 818] close(26) = -1 EBADF (Bad file descriptor) [pid 818] close(27) = -1 EBADF (Bad file descriptor) [pid 818] close(28) = -1 EBADF (Bad file descriptor) [pid 818] close(29) = -1 EBADF (Bad file descriptor) [pid 818] exit_group(0) = ? [pid 818] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./519", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./519/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./519/binderfs") = 0 [pid 298] umount2("./519/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./519/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./519/cgroup.net") = 0 [pid 298] umount2("./519/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./519/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./519/cgroup.cpu") = 0 [pid 298] umount2("./519/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./519/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./519/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./519") = 0 [pid 298] mkdir("./520", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 819 attached [pid 819] set_robust_list(0x555574184760, 24) = 0 [pid 819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 819] chdir("./520" [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 522 [pid 819] <... chdir resumed>) = 0 [pid 819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 819] <... prctl resumed>) = 0 [pid 819] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 819] <... setpgid resumed>) = 0 [pid 819] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 819] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 819] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 819] write(3, "1000", 4) = 4 [pid 819] close(3) = 0 [pid 819] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 819] write(1, "executing program\n", 18) = 18 [pid 819] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 819] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 819] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 819] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 819] close(3) = 0 [pid 819] close(4) = 0 [pid 819] close(5) = -1 EBADF (Bad file descriptor) [pid 819] close(6) = -1 EBADF (Bad file descriptor) [pid 819] close(7) = -1 EBADF (Bad file descriptor) [pid 819] close(8) = -1 EBADF (Bad file descriptor) [pid 819] close(9) = -1 EBADF (Bad file descriptor) [pid 819] close(10) = -1 EBADF (Bad file descriptor) [pid 819] close(11) = -1 EBADF (Bad file descriptor) [pid 819] close(12) = -1 EBADF (Bad file descriptor) [pid 819] close(13) = -1 EBADF (Bad file descriptor) [pid 819] close(14) = -1 EBADF (Bad file descriptor) [pid 819] close(15) = -1 EBADF (Bad file descriptor) [pid 819] close(16) = -1 EBADF (Bad file descriptor) [pid 819] close(17) = -1 EBADF (Bad file descriptor) [pid 819] close(18) = -1 EBADF (Bad file descriptor) [pid 819] close(19) = -1 EBADF (Bad file descriptor) [pid 819] close(20) = -1 EBADF (Bad file descriptor) [pid 819] close(21) = -1 EBADF (Bad file descriptor) [pid 819] close(22) = -1 EBADF (Bad file descriptor) [pid 819] close(23) = -1 EBADF (Bad file descriptor) [pid 819] close(24) = -1 EBADF (Bad file descriptor) [pid 819] close(25) = -1 EBADF (Bad file descriptor) [pid 819] close(26) = -1 EBADF (Bad file descriptor) [pid 819] close(27) = -1 EBADF (Bad file descriptor) [pid 819] close(28) = -1 EBADF (Bad file descriptor) [pid 819] close(29) = -1 EBADF (Bad file descriptor) [pid 819] exit_group(0) = ? [pid 819] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./520", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./520/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./520/binderfs") = 0 [pid 298] umount2("./520/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./520/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./520/cgroup.net") = 0 [pid 298] umount2("./520/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./520/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./520/cgroup.cpu") = 0 [pid 298] umount2("./520/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./520/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./520/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./520") = 0 [pid 298] mkdir("./521", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 820 attached [pid 820] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 523 [pid 820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 820] chdir("./521") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 820] setpgid(0, 0) = 0 [pid 820] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 820] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 820] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 820] write(3, "1000", 4) = 4 [pid 820] close(3) = 0 [pid 820] symlink("/dev/binderfs", "./binderfs") = 0 [pid 820] write(1, "executing program\n", 18) = 18 executing program [pid 820] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 820] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 820] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 820] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 820] close(3) = 0 [pid 820] close(4) = 0 [pid 820] close(5) = -1 EBADF (Bad file descriptor) [pid 820] close(6) = -1 EBADF (Bad file descriptor) [pid 820] close(7) = -1 EBADF (Bad file descriptor) [pid 820] close(8) = -1 EBADF (Bad file descriptor) [pid 820] close(9) = -1 EBADF (Bad file descriptor) [pid 820] close(10) = -1 EBADF (Bad file descriptor) [pid 820] close(11) = -1 EBADF (Bad file descriptor) [pid 820] close(12) = -1 EBADF (Bad file descriptor) [pid 820] close(13) = -1 EBADF (Bad file descriptor) [pid 820] close(14) = -1 EBADF (Bad file descriptor) [pid 820] close(15) = -1 EBADF (Bad file descriptor) [pid 820] close(16) = -1 EBADF (Bad file descriptor) [pid 820] close(17) = -1 EBADF (Bad file descriptor) [pid 820] close(18) = -1 EBADF (Bad file descriptor) [pid 820] close(19) = -1 EBADF (Bad file descriptor) [pid 820] close(20) = -1 EBADF (Bad file descriptor) [pid 820] close(21) = -1 EBADF (Bad file descriptor) [pid 820] close(22) = -1 EBADF (Bad file descriptor) [pid 820] close(23) = -1 EBADF (Bad file descriptor) [pid 820] close(24) = -1 EBADF (Bad file descriptor) [pid 820] close(25) = -1 EBADF (Bad file descriptor) [pid 820] close(26) = -1 EBADF (Bad file descriptor) [pid 820] close(27) = -1 EBADF (Bad file descriptor) [pid 820] close(28) = -1 EBADF (Bad file descriptor) [pid 820] close(29) = -1 EBADF (Bad file descriptor) [pid 820] exit_group(0) = ? [pid 820] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./521", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./521/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./521/binderfs") = 0 [pid 298] umount2("./521/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./521/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./521/cgroup.net") = 0 [pid 298] umount2("./521/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./521/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./521/cgroup.cpu") = 0 [pid 298] umount2("./521/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./521/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./521/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./521") = 0 [pid 298] mkdir("./522", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 821 attached [pid 821] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 524 [pid 821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 821] chdir("./522") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 821] setpgid(0, 0) = 0 [pid 821] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 821] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 821] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 821] write(3, "1000", 4) = 4 [pid 821] close(3) = 0 [pid 821] symlink("/dev/binderfs", "./binderfs") = 0 [pid 821] write(1, "executing program\n", 18) = 18 executing program [pid 821] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 821] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 821] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 821] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 821] close(3) = 0 [pid 821] close(4) = 0 [pid 821] close(5) = -1 EBADF (Bad file descriptor) [pid 821] close(6) = -1 EBADF (Bad file descriptor) [pid 821] close(7) = -1 EBADF (Bad file descriptor) [pid 821] close(8) = -1 EBADF (Bad file descriptor) [pid 821] close(9) = -1 EBADF (Bad file descriptor) [pid 821] close(10) = -1 EBADF (Bad file descriptor) [pid 821] close(11) = -1 EBADF (Bad file descriptor) [pid 821] close(12) = -1 EBADF (Bad file descriptor) [pid 821] close(13) = -1 EBADF (Bad file descriptor) [pid 821] close(14) = -1 EBADF (Bad file descriptor) [pid 821] close(15) = -1 EBADF (Bad file descriptor) [pid 821] close(16) = -1 EBADF (Bad file descriptor) [pid 821] close(17) = -1 EBADF (Bad file descriptor) [pid 821] close(18) = -1 EBADF (Bad file descriptor) [pid 821] close(19) = -1 EBADF (Bad file descriptor) [pid 821] close(20) = -1 EBADF (Bad file descriptor) [pid 821] close(21) = -1 EBADF (Bad file descriptor) [pid 821] close(22) = -1 EBADF (Bad file descriptor) [pid 821] close(23) = -1 EBADF (Bad file descriptor) [pid 821] close(24) = -1 EBADF (Bad file descriptor) [pid 821] close(25) = -1 EBADF (Bad file descriptor) [pid 821] close(26) = -1 EBADF (Bad file descriptor) [pid 821] close(27) = -1 EBADF (Bad file descriptor) [pid 821] close(28) = -1 EBADF (Bad file descriptor) [pid 821] close(29) = -1 EBADF (Bad file descriptor) [pid 821] exit_group(0) = ? [pid 821] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./522", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./522/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./522/binderfs") = 0 [pid 298] umount2("./522/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./522/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./522/cgroup.net") = 0 [pid 298] umount2("./522/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./522/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./522/cgroup.cpu") = 0 [pid 298] umount2("./522/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./522/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./522/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./522") = 0 [pid 298] mkdir("./523", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 822 attached [pid 822] set_robust_list(0x555574184760, 24) = 0 [pid 822] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 525 [pid 822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 822] chdir("./523" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 822] <... chdir resumed>) = 0 [pid 822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 822] <... prctl resumed>) = 0 [pid 822] setpgid(0, 0) = 0 [pid 822] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 822] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 822] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 822] write(3, "1000", 4) = 4 [pid 822] close(3) = 0 [pid 822] symlink("/dev/binderfs", "./binderfs") = 0 [pid 822] write(1, "executing program\n", 18) = 18 executing program [pid 822] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 822] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 822] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 822] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 822] close(3) = 0 [pid 822] close(4) = 0 [pid 822] close(5) = -1 EBADF (Bad file descriptor) [pid 822] close(6) = -1 EBADF (Bad file descriptor) [pid 822] close(7) = -1 EBADF (Bad file descriptor) [pid 822] close(8) = -1 EBADF (Bad file descriptor) [pid 822] close(9) = -1 EBADF (Bad file descriptor) [pid 822] close(10) = -1 EBADF (Bad file descriptor) [pid 822] close(11) = -1 EBADF (Bad file descriptor) [pid 822] close(12) = -1 EBADF (Bad file descriptor) [pid 822] close(13) = -1 EBADF (Bad file descriptor) [pid 822] close(14) = -1 EBADF (Bad file descriptor) [pid 822] close(15) = -1 EBADF (Bad file descriptor) [pid 822] close(16) = -1 EBADF (Bad file descriptor) [pid 822] close(17) = -1 EBADF (Bad file descriptor) [pid 822] close(18) = -1 EBADF (Bad file descriptor) [pid 822] close(19) = -1 EBADF (Bad file descriptor) [pid 822] close(20) = -1 EBADF (Bad file descriptor) [pid 822] close(21) = -1 EBADF (Bad file descriptor) [pid 822] close(22) = -1 EBADF (Bad file descriptor) [pid 822] close(23) = -1 EBADF (Bad file descriptor) [pid 822] close(24) = -1 EBADF (Bad file descriptor) [pid 822] close(25) = -1 EBADF (Bad file descriptor) [pid 822] close(26) = -1 EBADF (Bad file descriptor) [pid 822] close(27) = -1 EBADF (Bad file descriptor) [pid 822] close(28) = -1 EBADF (Bad file descriptor) [pid 822] close(29) = -1 EBADF (Bad file descriptor) [pid 822] exit_group(0) = ? [pid 822] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./523", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./523/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./523/binderfs") = 0 [pid 298] umount2("./523/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./523/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./523/cgroup.net") = 0 [pid 298] umount2("./523/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./523/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./523/cgroup.cpu") = 0 [pid 298] umount2("./523/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./523/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./523/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./523") = 0 [pid 298] mkdir("./524", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 823 attached [pid 823] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 526 [pid 823] <... set_robust_list resumed>) = 0 [pid 823] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 823] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 823] chdir("./524") = 0 [pid 823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 823] setpgid(0, 0) = 0 [pid 823] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 823] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 823] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 823] write(3, "1000", 4) = 4 [pid 823] close(3) = 0 [pid 823] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 823] write(1, "executing program\n", 18) = 18 [pid 823] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 823] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 823] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 823] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 823] close(3) = 0 [pid 823] close(4) = 0 [pid 823] close(5) = -1 EBADF (Bad file descriptor) [pid 823] close(6) = -1 EBADF (Bad file descriptor) [pid 823] close(7) = -1 EBADF (Bad file descriptor) [pid 823] close(8) = -1 EBADF (Bad file descriptor) [pid 823] close(9) = -1 EBADF (Bad file descriptor) [pid 823] close(10) = -1 EBADF (Bad file descriptor) [pid 823] close(11) = -1 EBADF (Bad file descriptor) [pid 823] close(12) = -1 EBADF (Bad file descriptor) [pid 823] close(13) = -1 EBADF (Bad file descriptor) [pid 823] close(14) = -1 EBADF (Bad file descriptor) [pid 823] close(15) = -1 EBADF (Bad file descriptor) [pid 823] close(16) = -1 EBADF (Bad file descriptor) [pid 823] close(17) = -1 EBADF (Bad file descriptor) [pid 823] close(18) = -1 EBADF (Bad file descriptor) [pid 823] close(19) = -1 EBADF (Bad file descriptor) [pid 823] close(20) = -1 EBADF (Bad file descriptor) [pid 823] close(21) = -1 EBADF (Bad file descriptor) [pid 823] close(22) = -1 EBADF (Bad file descriptor) [pid 823] close(23) = -1 EBADF (Bad file descriptor) [pid 823] close(24) = -1 EBADF (Bad file descriptor) [pid 823] close(25) = -1 EBADF (Bad file descriptor) [pid 823] close(26) = -1 EBADF (Bad file descriptor) [pid 823] close(27) = -1 EBADF (Bad file descriptor) [pid 823] close(28) = -1 EBADF (Bad file descriptor) [pid 823] close(29) = -1 EBADF (Bad file descriptor) [pid 823] exit_group(0) = ? [pid 823] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./524", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./524/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./524/binderfs") = 0 [pid 298] umount2("./524/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./524/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./524/cgroup.net") = 0 [pid 298] umount2("./524/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./524/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./524/cgroup.cpu") = 0 [pid 298] umount2("./524/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./524/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./524/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./524") = 0 [pid 298] mkdir("./525", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 824 attached [pid 824] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 527 [pid 824] <... set_robust_list resumed>) = 0 [pid 824] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 824] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 824] chdir("./525" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 824] <... chdir resumed>) = 0 [pid 824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 824] setpgid(0, 0) = 0 [pid 824] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 824] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 824] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 824] write(3, "1000", 4) = 4 [pid 824] close(3) = 0 [pid 824] symlink("/dev/binderfs", "./binderfs") = 0 [pid 824] write(1, "executing program\n", 18) = 18 [pid 824] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 824] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 824] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 824] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 824] close(3) = 0 [pid 824] close(4) = 0 [pid 824] close(5) = -1 EBADF (Bad file descriptor) [pid 824] close(6) = -1 EBADF (Bad file descriptor) [pid 824] close(7) = -1 EBADF (Bad file descriptor) [pid 824] close(8) = -1 EBADF (Bad file descriptor) [pid 824] close(9) = -1 EBADF (Bad file descriptor) [pid 824] close(10) = -1 EBADF (Bad file descriptor) [pid 824] close(11) = -1 EBADF (Bad file descriptor) [pid 824] close(12) = -1 EBADF (Bad file descriptor) [pid 824] close(13) = -1 EBADF (Bad file descriptor) [pid 824] close(14) = -1 EBADF (Bad file descriptor) [pid 824] close(15) = -1 EBADF (Bad file descriptor) [pid 824] close(16) = -1 EBADF (Bad file descriptor) [pid 824] close(17) = -1 EBADF (Bad file descriptor) [pid 824] close(18) = -1 EBADF (Bad file descriptor) [pid 824] close(19) = -1 EBADF (Bad file descriptor) [pid 824] close(20) = -1 EBADF (Bad file descriptor) [pid 824] close(21) = -1 EBADF (Bad file descriptor) [pid 824] close(22) = -1 EBADF (Bad file descriptor) [pid 824] close(23) = -1 EBADF (Bad file descriptor) [pid 824] close(24) = -1 EBADF (Bad file descriptor) [pid 824] close(25) = -1 EBADF (Bad file descriptor) [pid 824] close(26) = -1 EBADF (Bad file descriptor) [pid 824] close(27) = -1 EBADF (Bad file descriptor) [pid 824] close(28) = -1 EBADF (Bad file descriptor) [pid 824] close(29) = -1 EBADF (Bad file descriptor) [pid 824] exit_group(0) = ? [pid 824] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./525", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./525/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./525/binderfs") = 0 [pid 298] umount2("./525/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./525/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./525/cgroup.net") = 0 [pid 298] umount2("./525/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./525/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./525/cgroup.cpu") = 0 [pid 298] umount2("./525/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./525/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./525/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./525") = 0 [pid 298] mkdir("./526", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 825 attached [pid 825] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 528 [pid 825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 825] chdir("./526" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 825] <... chdir resumed>) = 0 [pid 825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 825] setpgid(0, 0) = 0 [pid 825] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 825] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 825] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 825] write(3, "1000", 4) = 4 [pid 825] close(3) = 0 [pid 825] symlink("/dev/binderfs", "./binderfs") = 0 [pid 825] write(1, "executing program\n", 18) = 18 executing program [pid 825] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 825] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 825] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 825] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 825] close(3) = 0 [pid 825] close(4) = 0 [pid 825] close(5) = -1 EBADF (Bad file descriptor) [pid 825] close(6) = -1 EBADF (Bad file descriptor) [pid 825] close(7) = -1 EBADF (Bad file descriptor) [pid 825] close(8) = -1 EBADF (Bad file descriptor) [pid 825] close(9) = -1 EBADF (Bad file descriptor) [pid 825] close(10) = -1 EBADF (Bad file descriptor) [pid 825] close(11) = -1 EBADF (Bad file descriptor) [pid 825] close(12) = -1 EBADF (Bad file descriptor) [pid 825] close(13) = -1 EBADF (Bad file descriptor) [pid 825] close(14) = -1 EBADF (Bad file descriptor) [pid 825] close(15) = -1 EBADF (Bad file descriptor) [pid 825] close(16) = -1 EBADF (Bad file descriptor) [pid 825] close(17) = -1 EBADF (Bad file descriptor) [pid 825] close(18) = -1 EBADF (Bad file descriptor) [pid 825] close(19) = -1 EBADF (Bad file descriptor) [pid 825] close(20) = -1 EBADF (Bad file descriptor) [pid 825] close(21) = -1 EBADF (Bad file descriptor) [pid 825] close(22) = -1 EBADF (Bad file descriptor) [pid 825] close(23) = -1 EBADF (Bad file descriptor) [pid 825] close(24) = -1 EBADF (Bad file descriptor) [pid 825] close(25) = -1 EBADF (Bad file descriptor) [pid 825] close(26) = -1 EBADF (Bad file descriptor) [pid 825] close(27) = -1 EBADF (Bad file descriptor) [pid 825] close(28) = -1 EBADF (Bad file descriptor) [pid 825] close(29) = -1 EBADF (Bad file descriptor) [pid 825] exit_group(0) = ? [pid 825] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./526", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./526/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./526/binderfs") = 0 [pid 298] umount2("./526/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./526/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./526/cgroup.net") = 0 [pid 298] umount2("./526/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./526/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./526/cgroup.cpu") = 0 [pid 298] umount2("./526/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./526/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./526/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./526") = 0 [pid 298] mkdir("./527", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 826 attached [pid 826] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 529 [pid 826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 826] chdir("./527") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 826] setpgid(0, 0) = 0 [pid 826] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 826] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 826] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 826] write(3, "1000", 4) = 4 [pid 826] close(3) = 0 [pid 826] symlink("/dev/binderfs", "./binderfs") = 0 [pid 826] write(1, "executing program\n", 18) = 18 [pid 826] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 826] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 826] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 826] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 826] close(3) = 0 [pid 826] close(4) = 0 [pid 826] close(5) = -1 EBADF (Bad file descriptor) [pid 826] close(6) = -1 EBADF (Bad file descriptor) [pid 826] close(7) = -1 EBADF (Bad file descriptor) [pid 826] close(8) = -1 EBADF (Bad file descriptor) [pid 826] close(9) = -1 EBADF (Bad file descriptor) [pid 826] close(10) = -1 EBADF (Bad file descriptor) [pid 826] close(11) = -1 EBADF (Bad file descriptor) [pid 826] close(12) = -1 EBADF (Bad file descriptor) [pid 826] close(13) = -1 EBADF (Bad file descriptor) [pid 826] close(14) = -1 EBADF (Bad file descriptor) [pid 826] close(15) = -1 EBADF (Bad file descriptor) [pid 826] close(16) = -1 EBADF (Bad file descriptor) [pid 826] close(17) = -1 EBADF (Bad file descriptor) [pid 826] close(18) = -1 EBADF (Bad file descriptor) [pid 826] close(19) = -1 EBADF (Bad file descriptor) [pid 826] close(20) = -1 EBADF (Bad file descriptor) [pid 826] close(21) = -1 EBADF (Bad file descriptor) [pid 826] close(22) = -1 EBADF (Bad file descriptor) [pid 826] close(23) = -1 EBADF (Bad file descriptor) [pid 826] close(24) = -1 EBADF (Bad file descriptor) [pid 826] close(25) = -1 EBADF (Bad file descriptor) [pid 826] close(26) = -1 EBADF (Bad file descriptor) [pid 826] close(27) = -1 EBADF (Bad file descriptor) [pid 826] close(28) = -1 EBADF (Bad file descriptor) [pid 826] close(29) = -1 EBADF (Bad file descriptor) [pid 826] exit_group(0) = ? [pid 826] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./527", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./527/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./527/binderfs") = 0 [pid 298] umount2("./527/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./527/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./527/cgroup.net") = 0 [pid 298] umount2("./527/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./527/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./527/cgroup.cpu") = 0 [pid 298] umount2("./527/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./527/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./527/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./527") = 0 [pid 298] mkdir("./528", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 827 attached [pid 827] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 530 [pid 827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 827] chdir("./528") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 827] setpgid(0, 0) = 0 [pid 827] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 827] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 827] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 827] write(3, "1000", 4) = 4 [pid 827] close(3) = 0 [pid 827] symlink("/dev/binderfs", "./binderfs") = 0 [pid 827] write(1, "executing program\n", 18) = 18 [pid 827] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 827] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 827] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 827] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 827] close(3) = 0 [pid 827] close(4) = 0 [pid 827] close(5) = -1 EBADF (Bad file descriptor) [pid 827] close(6) = -1 EBADF (Bad file descriptor) [pid 827] close(7) = -1 EBADF (Bad file descriptor) [pid 827] close(8) = -1 EBADF (Bad file descriptor) [pid 827] close(9) = -1 EBADF (Bad file descriptor) [pid 827] close(10) = -1 EBADF (Bad file descriptor) [pid 827] close(11) = -1 EBADF (Bad file descriptor) [pid 827] close(12) = -1 EBADF (Bad file descriptor) [pid 827] close(13) = -1 EBADF (Bad file descriptor) [pid 827] close(14) = -1 EBADF (Bad file descriptor) [pid 827] close(15) = -1 EBADF (Bad file descriptor) [pid 827] close(16) = -1 EBADF (Bad file descriptor) [pid 827] close(17) = -1 EBADF (Bad file descriptor) [pid 827] close(18) = -1 EBADF (Bad file descriptor) [pid 827] close(19) = -1 EBADF (Bad file descriptor) [pid 827] close(20) = -1 EBADF (Bad file descriptor) [pid 827] close(21) = -1 EBADF (Bad file descriptor) [pid 827] close(22) = -1 EBADF (Bad file descriptor) [pid 827] close(23) = -1 EBADF (Bad file descriptor) [pid 827] close(24) = -1 EBADF (Bad file descriptor) [pid 827] close(25) = -1 EBADF (Bad file descriptor) [pid 827] close(26) = -1 EBADF (Bad file descriptor) [pid 827] close(27) = -1 EBADF (Bad file descriptor) [pid 827] close(28) = -1 EBADF (Bad file descriptor) [pid 827] close(29) = -1 EBADF (Bad file descriptor) [pid 827] exit_group(0) = ? [pid 827] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./528/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./528/binderfs") = 0 [pid 298] umount2("./528/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./528/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./528/cgroup.net") = 0 [pid 298] umount2("./528/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./528/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./528/cgroup.cpu") = 0 [pid 298] umount2("./528/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./528/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./528/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./528") = 0 [pid 298] mkdir("./529", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 828 attached [pid 828] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 531 [pid 828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 828] chdir("./529") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 828] setpgid(0, 0) = 0 [pid 828] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 828] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 828] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 828] write(3, "1000", 4) = 4 [pid 828] close(3) = 0 [pid 828] symlink("/dev/binderfs", "./binderfs") = 0 [pid 828] write(1, "executing program\n", 18) = 18 [pid 828] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 828] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 828] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 828] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 828] close(3) = 0 [pid 828] close(4) = 0 [pid 828] close(5) = -1 EBADF (Bad file descriptor) [pid 828] close(6) = -1 EBADF (Bad file descriptor) [pid 828] close(7) = -1 EBADF (Bad file descriptor) [pid 828] close(8) = -1 EBADF (Bad file descriptor) [pid 828] close(9) = -1 EBADF (Bad file descriptor) [pid 828] close(10) = -1 EBADF (Bad file descriptor) [pid 828] close(11) = -1 EBADF (Bad file descriptor) [pid 828] close(12) = -1 EBADF (Bad file descriptor) [pid 828] close(13) = -1 EBADF (Bad file descriptor) [pid 828] close(14) = -1 EBADF (Bad file descriptor) [pid 828] close(15) = -1 EBADF (Bad file descriptor) [pid 828] close(16) = -1 EBADF (Bad file descriptor) [pid 828] close(17) = -1 EBADF (Bad file descriptor) [pid 828] close(18) = -1 EBADF (Bad file descriptor) [pid 828] close(19) = -1 EBADF (Bad file descriptor) [pid 828] close(20) = -1 EBADF (Bad file descriptor) [pid 828] close(21) = -1 EBADF (Bad file descriptor) [pid 828] close(22) = -1 EBADF (Bad file descriptor) [pid 828] close(23) = -1 EBADF (Bad file descriptor) [pid 828] close(24) = -1 EBADF (Bad file descriptor) [pid 828] close(25) = -1 EBADF (Bad file descriptor) [pid 828] close(26) = -1 EBADF (Bad file descriptor) [pid 828] close(27) = -1 EBADF (Bad file descriptor) [pid 828] close(28) = -1 EBADF (Bad file descriptor) [pid 828] close(29) = -1 EBADF (Bad file descriptor) [pid 828] exit_group(0) = ? [pid 828] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./529/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./529/binderfs") = 0 [pid 298] umount2("./529/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./529/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./529/cgroup.net") = 0 [pid 298] umount2("./529/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./529/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./529/cgroup.cpu") = 0 [pid 298] umount2("./529/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./529/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./529/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./529") = 0 [pid 298] mkdir("./530", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 829 attached [pid 829] set_robust_list(0x555574184760, 24) = 0 [pid 829] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 532 [pid 829] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 829] chdir("./530") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 829] setpgid(0, 0) = 0 [pid 829] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 829] <... symlink resumed>) = 0 [pid 829] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 829] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 829] write(3, "1000", 4) = 4 [pid 829] close(3) = 0 [pid 829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 829] write(1, "executing program\n", 18) = 18 [pid 829] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 829] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 829] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 829] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 829] close(3) = 0 [pid 829] close(4) = 0 [pid 829] close(5) = -1 EBADF (Bad file descriptor) [pid 829] close(6) = -1 EBADF (Bad file descriptor) [pid 829] close(7) = -1 EBADF (Bad file descriptor) [pid 829] close(8) = -1 EBADF (Bad file descriptor) [pid 829] close(9) = -1 EBADF (Bad file descriptor) [pid 829] close(10) = -1 EBADF (Bad file descriptor) [pid 829] close(11) = -1 EBADF (Bad file descriptor) [pid 829] close(12) = -1 EBADF (Bad file descriptor) [pid 829] close(13) = -1 EBADF (Bad file descriptor) executing program [pid 829] close(14) = -1 EBADF (Bad file descriptor) [pid 829] close(15) = -1 EBADF (Bad file descriptor) [pid 829] close(16) = -1 EBADF (Bad file descriptor) [pid 829] close(17) = -1 EBADF (Bad file descriptor) [pid 829] close(18) = -1 EBADF (Bad file descriptor) [pid 829] close(19) = -1 EBADF (Bad file descriptor) [pid 829] close(20) = -1 EBADF (Bad file descriptor) [pid 829] close(21) = -1 EBADF (Bad file descriptor) [pid 829] close(22) = -1 EBADF (Bad file descriptor) [pid 829] close(23) = -1 EBADF (Bad file descriptor) [pid 829] close(24) = -1 EBADF (Bad file descriptor) [pid 829] close(25) = -1 EBADF (Bad file descriptor) [pid 829] close(26) = -1 EBADF (Bad file descriptor) [pid 829] close(27) = -1 EBADF (Bad file descriptor) [pid 829] close(28) = -1 EBADF (Bad file descriptor) [pid 829] close(29) = -1 EBADF (Bad file descriptor) [pid 829] exit_group(0) = ? [pid 829] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./530/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./530/binderfs") = 0 [pid 298] umount2("./530/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./530/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./530/cgroup.net") = 0 [pid 298] umount2("./530/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./530/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./530/cgroup.cpu") = 0 [pid 298] umount2("./530/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./530/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./530/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./530") = 0 [pid 298] mkdir("./531", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 830 attached [pid 830] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 533 [pid 830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 830] chdir("./531" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 830] <... chdir resumed>) = 0 [pid 830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 830] setpgid(0, 0) = 0 [pid 830] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 830] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 830] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 830] write(3, "1000", 4) = 4 [pid 830] close(3) = 0 [pid 830] symlink("/dev/binderfs", "./binderfs") = 0 [pid 830] write(1, "executing program\n", 18) = 18 [pid 830] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 830] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 830] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 830] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 830] close(3) = 0 [pid 830] close(4) = 0 [pid 830] close(5) = -1 EBADF (Bad file descriptor) [pid 830] close(6) = -1 EBADF (Bad file descriptor) [pid 830] close(7) = -1 EBADF (Bad file descriptor) [pid 830] close(8) = -1 EBADF (Bad file descriptor) executing program [pid 830] close(9) = -1 EBADF (Bad file descriptor) [pid 830] close(10) = -1 EBADF (Bad file descriptor) [pid 830] close(11) = -1 EBADF (Bad file descriptor) [pid 830] close(12) = -1 EBADF (Bad file descriptor) [pid 830] close(13) = -1 EBADF (Bad file descriptor) [pid 830] close(14) = -1 EBADF (Bad file descriptor) [pid 830] close(15) = -1 EBADF (Bad file descriptor) [pid 830] close(16) = -1 EBADF (Bad file descriptor) [pid 830] close(17) = -1 EBADF (Bad file descriptor) [pid 830] close(18) = -1 EBADF (Bad file descriptor) [pid 830] close(19) = -1 EBADF (Bad file descriptor) [pid 830] close(20) = -1 EBADF (Bad file descriptor) [pid 830] close(21) = -1 EBADF (Bad file descriptor) [pid 830] close(22) = -1 EBADF (Bad file descriptor) [pid 830] close(23) = -1 EBADF (Bad file descriptor) [pid 830] close(24) = -1 EBADF (Bad file descriptor) [pid 830] close(25) = -1 EBADF (Bad file descriptor) [pid 830] close(26) = -1 EBADF (Bad file descriptor) [pid 830] close(27) = -1 EBADF (Bad file descriptor) [pid 830] close(28) = -1 EBADF (Bad file descriptor) [pid 830] close(29) = -1 EBADF (Bad file descriptor) [pid 830] exit_group(0) = ? [pid 830] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./531/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./531/binderfs") = 0 [pid 298] umount2("./531/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./531/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./531/cgroup.net") = 0 [pid 298] umount2("./531/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./531/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./531/cgroup.cpu") = 0 [pid 298] umount2("./531/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./531/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./531/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./531") = 0 [pid 298] mkdir("./532", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 831 attached [pid 831] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 534 [pid 831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 831] chdir("./532" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 831] <... chdir resumed>) = 0 [pid 831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 831] <... prctl resumed>) = 0 [pid 831] setpgid(0, 0) = 0 [pid 831] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 831] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 831] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 831] write(3, "1000", 4) = 4 [pid 831] close(3) = 0 [pid 831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 831] write(1, "executing program\n", 18) = 18 [pid 831] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 831] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 831] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 831] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 831] close(3) = 0 [pid 831] close(4) = 0 [pid 831] close(5) = -1 EBADF (Bad file descriptor) [pid 831] close(6) = -1 EBADF (Bad file descriptor) [pid 831] close(7) = -1 EBADF (Bad file descriptor) [pid 831] close(8) = -1 EBADF (Bad file descriptor) [pid 831] close(9) = -1 EBADF (Bad file descriptor) [pid 831] close(10) = -1 EBADF (Bad file descriptor) [pid 831] close(11) = -1 EBADF (Bad file descriptor) [pid 831] close(12) = -1 EBADF (Bad file descriptor) [pid 831] close(13) = -1 EBADF (Bad file descriptor) [pid 831] close(14) = -1 EBADF (Bad file descriptor) [pid 831] close(15) = -1 EBADF (Bad file descriptor) [pid 831] close(16) = -1 EBADF (Bad file descriptor) [pid 831] close(17) = -1 EBADF (Bad file descriptor) [pid 831] close(18) = -1 EBADF (Bad file descriptor) [pid 831] close(19) = -1 EBADF (Bad file descriptor) [pid 831] close(20) = -1 EBADF (Bad file descriptor) [pid 831] close(21) = -1 EBADF (Bad file descriptor) [pid 831] close(22) = -1 EBADF (Bad file descriptor) [pid 831] close(23) = -1 EBADF (Bad file descriptor) [pid 831] close(24) = -1 EBADF (Bad file descriptor) [pid 831] close(25) = -1 EBADF (Bad file descriptor) [pid 831] close(26) = -1 EBADF (Bad file descriptor) [pid 831] close(27) = -1 EBADF (Bad file descriptor) [pid 831] close(28) = -1 EBADF (Bad file descriptor) [pid 831] close(29) = -1 EBADF (Bad file descriptor) [pid 831] exit_group(0) = ? [pid 831] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./532/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./532/binderfs") = 0 [pid 298] umount2("./532/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./532/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./532/cgroup.net") = 0 [pid 298] umount2("./532/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./532/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./532/cgroup.cpu") = 0 [pid 298] umount2("./532/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./532/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./532/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./532") = 0 [pid 298] mkdir("./533", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 832 attached , child_tidptr=0x555574184750) = 535 [pid 832] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 832] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 832] chdir("./533") = 0 [pid 832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 832] setpgid(0, 0) = 0 [pid 832] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 832] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 832] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 832] write(3, "1000", 4) = 4 [pid 832] close(3) = 0 [pid 832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 832] write(1, "executing program\n", 18) = 18 executing program [pid 832] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 832] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 832] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 832] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 832] close(3) = 0 [pid 832] close(4) = 0 [pid 832] close(5) = -1 EBADF (Bad file descriptor) [pid 832] close(6) = -1 EBADF (Bad file descriptor) [pid 832] close(7) = -1 EBADF (Bad file descriptor) [pid 832] close(8) = -1 EBADF (Bad file descriptor) [pid 832] close(9) = -1 EBADF (Bad file descriptor) [pid 832] close(10) = -1 EBADF (Bad file descriptor) [pid 832] close(11) = -1 EBADF (Bad file descriptor) [pid 832] close(12) = -1 EBADF (Bad file descriptor) [pid 832] close(13) = -1 EBADF (Bad file descriptor) [pid 832] close(14) = -1 EBADF (Bad file descriptor) [pid 832] close(15) = -1 EBADF (Bad file descriptor) [pid 832] close(16) = -1 EBADF (Bad file descriptor) [pid 832] close(17) = -1 EBADF (Bad file descriptor) [pid 832] close(18) = -1 EBADF (Bad file descriptor) [pid 832] close(19) = -1 EBADF (Bad file descriptor) [pid 832] close(20) = -1 EBADF (Bad file descriptor) [pid 832] close(21) = -1 EBADF (Bad file descriptor) [pid 832] close(22) = -1 EBADF (Bad file descriptor) [pid 832] close(23) = -1 EBADF (Bad file descriptor) [pid 832] close(24) = -1 EBADF (Bad file descriptor) [pid 832] close(25) = -1 EBADF (Bad file descriptor) [pid 832] close(26) = -1 EBADF (Bad file descriptor) [pid 832] close(27) = -1 EBADF (Bad file descriptor) [pid 832] close(28) = -1 EBADF (Bad file descriptor) [pid 832] close(29) = -1 EBADF (Bad file descriptor) [pid 832] exit_group(0) = ? [pid 832] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./533/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./533/binderfs") = 0 [pid 298] umount2("./533/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./533/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./533/cgroup.net") = 0 [pid 298] umount2("./533/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./533/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./533/cgroup.cpu") = 0 [pid 298] umount2("./533/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./533/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./533/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./533") = 0 [pid 298] mkdir("./534", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 833 attached , child_tidptr=0x555574184750) = 536 [pid 833] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 833] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 833] chdir("./534") = 0 [pid 833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 833] setpgid(0, 0) = 0 [pid 833] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 833] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 833] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 833] write(3, "1000", 4) = 4 [pid 833] close(3) = 0 [pid 833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 833] write(1, "executing program\n", 18) = 18 executing program [pid 833] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 833] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 833] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 833] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 833] close(3) = 0 [pid 833] close(4) = 0 [pid 833] close(5) = -1 EBADF (Bad file descriptor) [pid 833] close(6) = -1 EBADF (Bad file descriptor) [pid 833] close(7) = -1 EBADF (Bad file descriptor) [pid 833] close(8) = -1 EBADF (Bad file descriptor) [pid 833] close(9) = -1 EBADF (Bad file descriptor) [pid 833] close(10) = -1 EBADF (Bad file descriptor) [pid 833] close(11) = -1 EBADF (Bad file descriptor) [pid 833] close(12) = -1 EBADF (Bad file descriptor) [pid 833] close(13) = -1 EBADF (Bad file descriptor) [pid 833] close(14) = -1 EBADF (Bad file descriptor) [pid 833] close(15) = -1 EBADF (Bad file descriptor) [pid 833] close(16) = -1 EBADF (Bad file descriptor) [pid 833] close(17) = -1 EBADF (Bad file descriptor) [pid 833] close(18) = -1 EBADF (Bad file descriptor) [pid 833] close(19) = -1 EBADF (Bad file descriptor) [pid 833] close(20) = -1 EBADF (Bad file descriptor) [pid 833] close(21) = -1 EBADF (Bad file descriptor) [pid 833] close(22) = -1 EBADF (Bad file descriptor) [pid 833] close(23) = -1 EBADF (Bad file descriptor) [pid 833] close(24) = -1 EBADF (Bad file descriptor) [pid 833] close(25) = -1 EBADF (Bad file descriptor) [pid 833] close(26) = -1 EBADF (Bad file descriptor) [pid 833] close(27) = -1 EBADF (Bad file descriptor) [pid 833] close(28) = -1 EBADF (Bad file descriptor) [pid 833] close(29) = -1 EBADF (Bad file descriptor) [pid 833] exit_group(0) = ? [pid 833] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./534/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./534/binderfs") = 0 [pid 298] umount2("./534/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./534/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./534/cgroup.net") = 0 [pid 298] umount2("./534/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./534/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./534/cgroup.cpu") = 0 [pid 298] umount2("./534/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./534/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./534/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./534") = 0 [pid 298] mkdir("./535", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 834 attached [pid 834] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 537 [pid 834] <... set_robust_list resumed>) = 0 [pid 834] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 834] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 834] chdir("./535") = 0 [pid 834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 834] setpgid(0, 0) = 0 [pid 834] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 834] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 834] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 834] write(3, "1000", 4) = 4 [pid 834] close(3) = 0 [pid 834] symlink("/dev/binderfs", "./binderfs") = 0 [pid 834] write(1, "executing program\n", 18) = 18 executing program [pid 834] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 834] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 834] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 834] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 834] close(3) = 0 [pid 834] close(4) = 0 [pid 834] close(5) = -1 EBADF (Bad file descriptor) [pid 834] close(6) = -1 EBADF (Bad file descriptor) [pid 834] close(7) = -1 EBADF (Bad file descriptor) [pid 834] close(8) = -1 EBADF (Bad file descriptor) [pid 834] close(9) = -1 EBADF (Bad file descriptor) [pid 834] close(10) = -1 EBADF (Bad file descriptor) [pid 834] close(11) = -1 EBADF (Bad file descriptor) [pid 834] close(12) = -1 EBADF (Bad file descriptor) [pid 834] close(13) = -1 EBADF (Bad file descriptor) [pid 834] close(14) = -1 EBADF (Bad file descriptor) [pid 834] close(15) = -1 EBADF (Bad file descriptor) [pid 834] close(16) = -1 EBADF (Bad file descriptor) [pid 834] close(17) = -1 EBADF (Bad file descriptor) [pid 834] close(18) = -1 EBADF (Bad file descriptor) [pid 834] close(19) = -1 EBADF (Bad file descriptor) [pid 834] close(20) = -1 EBADF (Bad file descriptor) [pid 834] close(21) = -1 EBADF (Bad file descriptor) [pid 834] close(22) = -1 EBADF (Bad file descriptor) [pid 834] close(23) = -1 EBADF (Bad file descriptor) [pid 834] close(24) = -1 EBADF (Bad file descriptor) [pid 834] close(25) = -1 EBADF (Bad file descriptor) [pid 834] close(26) = -1 EBADF (Bad file descriptor) [pid 834] close(27) = -1 EBADF (Bad file descriptor) [pid 834] close(28) = -1 EBADF (Bad file descriptor) [pid 834] close(29) = -1 EBADF (Bad file descriptor) [pid 834] exit_group(0) = ? [pid 834] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./535/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./535/binderfs") = 0 [pid 298] umount2("./535/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./535/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./535/cgroup.net") = 0 [pid 298] umount2("./535/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./535/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./535/cgroup.cpu") = 0 [pid 298] umount2("./535/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./535/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./535/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./535") = 0 [pid 298] mkdir("./536", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574184750) = 538 ci2-android-5-10/strace-static-x86_64: Process 835 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 835] set_robust_list(0x555574184760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 835] <... set_robust_list resumed>) = 0 [pid 835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 835] chdir("./536") = 0 [pid 835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 835] setpgid(0, 0) = 0 [pid 835] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 835] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 835] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 835] write(3, "1000", 4) = 4 [pid 835] close(3) = 0 [pid 835] symlink("/dev/binderfs", "./binderfs") = 0 [pid 835] write(1, "executing program\n", 18) = 18 [pid 835] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 835] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 835] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 835] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 835] close(3) = 0 [pid 835] close(4) = 0 [pid 835] close(5) = -1 EBADF (Bad file descriptor) executing program [pid 835] close(6) = -1 EBADF (Bad file descriptor) [pid 835] close(7) = -1 EBADF (Bad file descriptor) [pid 835] close(8) = -1 EBADF (Bad file descriptor) [pid 835] close(9) = -1 EBADF (Bad file descriptor) [pid 835] close(10) = -1 EBADF (Bad file descriptor) [pid 835] close(11) = -1 EBADF (Bad file descriptor) [pid 835] close(12) = -1 EBADF (Bad file descriptor) [pid 835] close(13) = -1 EBADF (Bad file descriptor) [pid 835] close(14) = -1 EBADF (Bad file descriptor) [pid 835] close(15) = -1 EBADF (Bad file descriptor) [pid 835] close(16) = -1 EBADF (Bad file descriptor) [pid 835] close(17) = -1 EBADF (Bad file descriptor) [pid 835] close(18) = -1 EBADF (Bad file descriptor) [pid 835] close(19) = -1 EBADF (Bad file descriptor) [pid 835] close(20) = -1 EBADF (Bad file descriptor) [pid 835] close(21) = -1 EBADF (Bad file descriptor) [pid 835] close(22) = -1 EBADF (Bad file descriptor) [pid 835] close(23) = -1 EBADF (Bad file descriptor) [pid 835] close(24) = -1 EBADF (Bad file descriptor) [pid 835] close(25) = -1 EBADF (Bad file descriptor) [pid 835] close(26) = -1 EBADF (Bad file descriptor) [pid 835] close(27) = -1 EBADF (Bad file descriptor) [pid 835] close(28) = -1 EBADF (Bad file descriptor) [pid 835] close(29) = -1 EBADF (Bad file descriptor) [pid 835] exit_group(0) = ? [pid 835] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./536/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./536/binderfs") = 0 [pid 298] umount2("./536/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./536/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./536/cgroup.net") = 0 [pid 298] umount2("./536/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./536/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./536/cgroup.cpu") = 0 [pid 298] umount2("./536/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./536/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./536/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./536") = 0 [pid 298] mkdir("./537", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 836 attached [pid 836] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 539 [pid 836] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 836] chdir("./537") = 0 [pid 836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 836] setpgid(0, 0) = 0 [pid 836] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 836] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 836] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 836] write(3, "1000", 4) = 4 [pid 836] close(3) = 0 [pid 836] symlink("/dev/binderfs", "./binderfs") = 0 [pid 836] write(1, "executing program\n", 18) = 18 [pid 836] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 836] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 836] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 836] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 836] close(3) = 0 [pid 836] close(4) = 0 [pid 836] close(5) = -1 EBADF (Bad file descriptor) [pid 836] close(6) = -1 EBADF (Bad file descriptor) [pid 836] close(7) = -1 EBADF (Bad file descriptor) [pid 836] close(8) = -1 EBADF (Bad file descriptor) [pid 836] close(9) = -1 EBADF (Bad file descriptor) [pid 836] close(10) = -1 EBADF (Bad file descriptor) executing program [pid 836] close(11) = -1 EBADF (Bad file descriptor) [pid 836] close(12) = -1 EBADF (Bad file descriptor) [pid 836] close(13) = -1 EBADF (Bad file descriptor) [pid 836] close(14) = -1 EBADF (Bad file descriptor) [pid 836] close(15) = -1 EBADF (Bad file descriptor) [pid 836] close(16) = -1 EBADF (Bad file descriptor) [pid 836] close(17) = -1 EBADF (Bad file descriptor) [pid 836] close(18) = -1 EBADF (Bad file descriptor) [pid 836] close(19) = -1 EBADF (Bad file descriptor) [pid 836] close(20) = -1 EBADF (Bad file descriptor) [pid 836] close(21) = -1 EBADF (Bad file descriptor) [pid 836] close(22) = -1 EBADF (Bad file descriptor) [pid 836] close(23) = -1 EBADF (Bad file descriptor) [pid 836] close(24) = -1 EBADF (Bad file descriptor) [pid 836] close(25) = -1 EBADF (Bad file descriptor) [pid 836] close(26) = -1 EBADF (Bad file descriptor) [pid 836] close(27) = -1 EBADF (Bad file descriptor) [pid 836] close(28) = -1 EBADF (Bad file descriptor) [pid 836] close(29) = -1 EBADF (Bad file descriptor) [pid 836] exit_group(0) = ? [pid 836] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./537/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./537/binderfs") = 0 [pid 298] umount2("./537/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./537/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./537/cgroup.net") = 0 [pid 298] umount2("./537/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./537/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./537/cgroup.cpu") = 0 [pid 298] umount2("./537/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./537/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./537/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./537") = 0 [pid 298] mkdir("./538", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 837 attached [pid 837] set_robust_list(0x555574184760, 24) = 0 [pid 837] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 540 [pid 837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 837] chdir("./538") = 0 [pid 837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 837] setpgid(0, 0) = 0 [pid 837] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 837] <... symlink resumed>) = 0 [pid 837] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 837] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 837] write(3, "1000", 4) = 4 [pid 837] close(3) = 0 [pid 837] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 837] write(1, "executing program\n", 18) = 18 [pid 837] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 837] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 837] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 837] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 837] close(3) = 0 [pid 837] close(4) = 0 [pid 837] close(5) = -1 EBADF (Bad file descriptor) [pid 837] close(6) = -1 EBADF (Bad file descriptor) [pid 837] close(7) = -1 EBADF (Bad file descriptor) [pid 837] close(8) = -1 EBADF (Bad file descriptor) [pid 837] close(9) = -1 EBADF (Bad file descriptor) [pid 837] close(10) = -1 EBADF (Bad file descriptor) [pid 837] close(11) = -1 EBADF (Bad file descriptor) [pid 837] close(12) = -1 EBADF (Bad file descriptor) [pid 837] close(13) = -1 EBADF (Bad file descriptor) [pid 837] close(14) = -1 EBADF (Bad file descriptor) [pid 837] close(15) = -1 EBADF (Bad file descriptor) [pid 837] close(16) = -1 EBADF (Bad file descriptor) [pid 837] close(17) = -1 EBADF (Bad file descriptor) [pid 837] close(18) = -1 EBADF (Bad file descriptor) [pid 837] close(19) = -1 EBADF (Bad file descriptor) [pid 837] close(20) = -1 EBADF (Bad file descriptor) [pid 837] close(21) = -1 EBADF (Bad file descriptor) [pid 837] close(22) = -1 EBADF (Bad file descriptor) [pid 837] close(23) = -1 EBADF (Bad file descriptor) [pid 837] close(24) = -1 EBADF (Bad file descriptor) [pid 837] close(25) = -1 EBADF (Bad file descriptor) [pid 837] close(26) = -1 EBADF (Bad file descriptor) [pid 837] close(27) = -1 EBADF (Bad file descriptor) [pid 837] close(28) = -1 EBADF (Bad file descriptor) [pid 837] close(29) = -1 EBADF (Bad file descriptor) [pid 837] exit_group(0) = ? [pid 837] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./538/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./538/binderfs") = 0 [pid 298] umount2("./538/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./538/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./538/cgroup.net") = 0 [pid 298] umount2("./538/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./538/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./538/cgroup.cpu") = 0 [pid 298] umount2("./538/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./538/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./538/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./538") = 0 [pid 298] mkdir("./539", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 838 attached [pid 838] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 541 [pid 838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 838] chdir("./539" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 838] <... chdir resumed>) = 0 [pid 838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 838] setpgid(0, 0) = 0 [pid 838] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 838] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 838] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 838] write(3, "1000", 4) = 4 [pid 838] close(3) = 0 [pid 838] symlink("/dev/binderfs", "./binderfs") = 0 [pid 838] write(1, "executing program\n", 18) = 18 executing program [pid 838] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 838] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 838] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 838] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 838] close(3) = 0 [pid 838] close(4) = 0 [pid 838] close(5) = -1 EBADF (Bad file descriptor) [pid 838] close(6) = -1 EBADF (Bad file descriptor) [pid 838] close(7) = -1 EBADF (Bad file descriptor) [pid 838] close(8) = -1 EBADF (Bad file descriptor) [pid 838] close(9) = -1 EBADF (Bad file descriptor) [pid 838] close(10) = -1 EBADF (Bad file descriptor) [pid 838] close(11) = -1 EBADF (Bad file descriptor) [pid 838] close(12) = -1 EBADF (Bad file descriptor) [pid 838] close(13) = -1 EBADF (Bad file descriptor) [pid 838] close(14) = -1 EBADF (Bad file descriptor) [pid 838] close(15) = -1 EBADF (Bad file descriptor) [pid 838] close(16) = -1 EBADF (Bad file descriptor) [pid 838] close(17) = -1 EBADF (Bad file descriptor) [pid 838] close(18) = -1 EBADF (Bad file descriptor) [pid 838] close(19) = -1 EBADF (Bad file descriptor) [pid 838] close(20) = -1 EBADF (Bad file descriptor) [pid 838] close(21) = -1 EBADF (Bad file descriptor) [pid 838] close(22) = -1 EBADF (Bad file descriptor) [pid 838] close(23) = -1 EBADF (Bad file descriptor) [pid 838] close(24) = -1 EBADF (Bad file descriptor) [pid 838] close(25) = -1 EBADF (Bad file descriptor) [pid 838] close(26) = -1 EBADF (Bad file descriptor) [pid 838] close(27) = -1 EBADF (Bad file descriptor) [pid 838] close(28) = -1 EBADF (Bad file descriptor) [pid 838] close(29) = -1 EBADF (Bad file descriptor) [pid 838] exit_group(0) = ? [pid 838] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./539/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./539/binderfs") = 0 [pid 298] umount2("./539/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./539/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./539/cgroup.net") = 0 [pid 298] umount2("./539/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./539/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./539/cgroup.cpu") = 0 [pid 298] umount2("./539/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./539/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./539/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./539") = 0 [pid 298] mkdir("./540", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 839 attached , child_tidptr=0x555574184750) = 542 [pid 839] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 839] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 839] chdir("./540") = 0 [pid 839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 839] setpgid(0, 0) = 0 [pid 839] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 839] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 839] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 839] write(3, "1000", 4) = 4 [pid 839] close(3) = 0 [pid 839] symlink("/dev/binderfs", "./binderfs") = 0 [pid 839] write(1, "executing program\n", 18) = 18 [pid 839] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 839] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 839] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 839] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 839] close(3) = 0 [pid 839] close(4) = 0 [pid 839] close(5) = -1 EBADF (Bad file descriptor) [pid 839] close(6) = -1 EBADF (Bad file descriptor) [pid 839] close(7) = -1 EBADF (Bad file descriptor) [pid 839] close(8) = -1 EBADF (Bad file descriptor) [pid 839] close(9) = -1 EBADF (Bad file descriptor) [pid 839] close(10) = -1 EBADF (Bad file descriptor) [pid 839] close(11) = -1 EBADF (Bad file descriptor) [pid 839] close(12) = -1 EBADF (Bad file descriptor) [pid 839] close(13) = -1 EBADF (Bad file descriptor) [pid 839] close(14) = -1 EBADF (Bad file descriptor) [pid 839] close(15) = -1 EBADF (Bad file descriptor) [pid 839] close(16) = -1 EBADF (Bad file descriptor) [pid 839] close(17) = -1 EBADF (Bad file descriptor) [pid 839] close(18) = -1 EBADF (Bad file descriptor) [pid 839] close(19) = -1 EBADF (Bad file descriptor) [pid 839] close(20) = -1 EBADF (Bad file descriptor) [pid 839] close(21) = -1 EBADF (Bad file descriptor) [pid 839] close(22) = -1 EBADF (Bad file descriptor) [pid 839] close(23) = -1 EBADF (Bad file descriptor) [pid 839] close(24) = -1 EBADF (Bad file descriptor) [pid 839] close(25) = -1 EBADF (Bad file descriptor) [pid 839] close(26) = -1 EBADF (Bad file descriptor) [pid 839] close(27) = -1 EBADF (Bad file descriptor) [pid 839] close(28) = -1 EBADF (Bad file descriptor) [pid 839] close(29) = -1 EBADF (Bad file descriptor) [pid 839] exit_group(0) = ? [pid 839] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./540/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./540/binderfs") = 0 [pid 298] umount2("./540/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./540/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./540/cgroup.net") = 0 [pid 298] umount2("./540/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./540/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./540/cgroup.cpu") = 0 [pid 298] umount2("./540/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./540/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./540/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./540") = 0 [pid 298] mkdir("./541", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 840 attached [pid 840] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 543 [pid 840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 840] chdir("./541") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 840] setpgid(0, 0) = 0 [pid 840] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 840] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 840] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 840] write(3, "1000", 4) = 4 [pid 840] close(3) = 0 [pid 840] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 840] write(1, "executing program\n", 18) = 18 [pid 840] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 840] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 840] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 840] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 840] close(3) = 0 [pid 840] close(4) = 0 [pid 840] close(5) = -1 EBADF (Bad file descriptor) [pid 840] close(6) = -1 EBADF (Bad file descriptor) [pid 840] close(7) = -1 EBADF (Bad file descriptor) [pid 840] close(8) = -1 EBADF (Bad file descriptor) [pid 840] close(9) = -1 EBADF (Bad file descriptor) [pid 840] close(10) = -1 EBADF (Bad file descriptor) [pid 840] close(11) = -1 EBADF (Bad file descriptor) [pid 840] close(12) = -1 EBADF (Bad file descriptor) [pid 840] close(13) = -1 EBADF (Bad file descriptor) [pid 840] close(14) = -1 EBADF (Bad file descriptor) [pid 840] close(15) = -1 EBADF (Bad file descriptor) [pid 840] close(16) = -1 EBADF (Bad file descriptor) [pid 840] close(17) = -1 EBADF (Bad file descriptor) [pid 840] close(18) = -1 EBADF (Bad file descriptor) [pid 840] close(19) = -1 EBADF (Bad file descriptor) [pid 840] close(20) = -1 EBADF (Bad file descriptor) [pid 840] close(21) = -1 EBADF (Bad file descriptor) [pid 840] close(22) = -1 EBADF (Bad file descriptor) [pid 840] close(23) = -1 EBADF (Bad file descriptor) [pid 840] close(24) = -1 EBADF (Bad file descriptor) [pid 840] close(25) = -1 EBADF (Bad file descriptor) [pid 840] close(26) = -1 EBADF (Bad file descriptor) [pid 840] close(27) = -1 EBADF (Bad file descriptor) [pid 840] close(28) = -1 EBADF (Bad file descriptor) [pid 840] close(29) = -1 EBADF (Bad file descriptor) [pid 840] exit_group(0) = ? [pid 840] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./541/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./541/binderfs") = 0 [pid 298] umount2("./541/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./541/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./541/cgroup.net") = 0 [pid 298] umount2("./541/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./541/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./541/cgroup.cpu") = 0 [pid 298] umount2("./541/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./541/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./541/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./541") = 0 [pid 298] mkdir("./542", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 841 attached [pid 841] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 544 [pid 841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 841] chdir("./542") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 841] setpgid(0, 0) = 0 [pid 841] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 841] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 841] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 841] write(3, "1000", 4) = 4 [pid 841] close(3) = 0 [pid 841] symlink("/dev/binderfs", "./binderfs") = 0 [pid 841] write(1, "executing program\n", 18) = 18 executing program [pid 841] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 841] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 841] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 841] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 841] close(3) = 0 [pid 841] close(4) = 0 [pid 841] close(5) = -1 EBADF (Bad file descriptor) [pid 841] close(6) = -1 EBADF (Bad file descriptor) [pid 841] close(7) = -1 EBADF (Bad file descriptor) [pid 841] close(8) = -1 EBADF (Bad file descriptor) [pid 841] close(9) = -1 EBADF (Bad file descriptor) [pid 841] close(10) = -1 EBADF (Bad file descriptor) [pid 841] close(11) = -1 EBADF (Bad file descriptor) [pid 841] close(12) = -1 EBADF (Bad file descriptor) [pid 841] close(13) = -1 EBADF (Bad file descriptor) [pid 841] close(14) = -1 EBADF (Bad file descriptor) [pid 841] close(15) = -1 EBADF (Bad file descriptor) [pid 841] close(16) = -1 EBADF (Bad file descriptor) [pid 841] close(17) = -1 EBADF (Bad file descriptor) [pid 841] close(18) = -1 EBADF (Bad file descriptor) [pid 841] close(19) = -1 EBADF (Bad file descriptor) [pid 841] close(20) = -1 EBADF (Bad file descriptor) [pid 841] close(21) = -1 EBADF (Bad file descriptor) [pid 841] close(22) = -1 EBADF (Bad file descriptor) [pid 841] close(23) = -1 EBADF (Bad file descriptor) [pid 841] close(24) = -1 EBADF (Bad file descriptor) [pid 841] close(25) = -1 EBADF (Bad file descriptor) [pid 841] close(26) = -1 EBADF (Bad file descriptor) [pid 841] close(27) = -1 EBADF (Bad file descriptor) [pid 841] close(28) = -1 EBADF (Bad file descriptor) [pid 841] close(29) = -1 EBADF (Bad file descriptor) [pid 841] exit_group(0) = ? [pid 841] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./542/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./542/binderfs") = 0 [pid 298] umount2("./542/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./542/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./542/cgroup.net") = 0 [pid 298] umount2("./542/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./542/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./542/cgroup.cpu") = 0 [pid 298] umount2("./542/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./542/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./542/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./542") = 0 [pid 298] mkdir("./543", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 842 attached [pid 842] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 545 [pid 842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 842] chdir("./543" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 842] <... chdir resumed>) = 0 [pid 842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 842] setpgid(0, 0) = 0 [pid 842] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 842] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 842] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 842] write(3, "1000", 4) = 4 [pid 842] close(3) = 0 [pid 842] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 842] write(1, "executing program\n", 18) = 18 [pid 842] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 842] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 842] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 842] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 842] close(3) = 0 [pid 842] close(4) = 0 [pid 842] close(5) = -1 EBADF (Bad file descriptor) [pid 842] close(6) = -1 EBADF (Bad file descriptor) [pid 842] close(7) = -1 EBADF (Bad file descriptor) [pid 842] close(8) = -1 EBADF (Bad file descriptor) [pid 842] close(9) = -1 EBADF (Bad file descriptor) [pid 842] close(10) = -1 EBADF (Bad file descriptor) [pid 842] close(11) = -1 EBADF (Bad file descriptor) [pid 842] close(12) = -1 EBADF (Bad file descriptor) [pid 842] close(13) = -1 EBADF (Bad file descriptor) [pid 842] close(14) = -1 EBADF (Bad file descriptor) [pid 842] close(15) = -1 EBADF (Bad file descriptor) [pid 842] close(16) = -1 EBADF (Bad file descriptor) [pid 842] close(17) = -1 EBADF (Bad file descriptor) [pid 842] close(18) = -1 EBADF (Bad file descriptor) [pid 842] close(19) = -1 EBADF (Bad file descriptor) [pid 842] close(20) = -1 EBADF (Bad file descriptor) [pid 842] close(21) = -1 EBADF (Bad file descriptor) [pid 842] close(22) = -1 EBADF (Bad file descriptor) [pid 842] close(23) = -1 EBADF (Bad file descriptor) [pid 842] close(24) = -1 EBADF (Bad file descriptor) [pid 842] close(25) = -1 EBADF (Bad file descriptor) [pid 842] close(26) = -1 EBADF (Bad file descriptor) [pid 842] close(27) = -1 EBADF (Bad file descriptor) [pid 842] close(28) = -1 EBADF (Bad file descriptor) [pid 842] close(29) = -1 EBADF (Bad file descriptor) [pid 842] exit_group(0) = ? [pid 842] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./543/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./543/binderfs") = 0 [pid 298] umount2("./543/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./543/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./543/cgroup.net") = 0 [pid 298] umount2("./543/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./543/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./543/cgroup.cpu") = 0 [pid 298] umount2("./543/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./543/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./543/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./543") = 0 [pid 298] mkdir("./544", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 843 attached [pid 843] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 546 [pid 843] <... set_robust_list resumed>) = 0 [pid 843] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 843] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 843] chdir("./544" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 843] <... chdir resumed>) = 0 [pid 843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 843] setpgid(0, 0) = 0 [pid 843] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 843] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 843] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 843] write(3, "1000", 4) = 4 [pid 843] close(3) = 0 [pid 843] symlink("/dev/binderfs", "./binderfs") = 0 [pid 843] write(1, "executing program\n", 18) = 18 executing program [pid 843] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 843] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 843] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 843] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 843] close(3) = 0 [pid 843] close(4) = 0 [pid 843] close(5) = -1 EBADF (Bad file descriptor) [pid 843] close(6) = -1 EBADF (Bad file descriptor) [pid 843] close(7) = -1 EBADF (Bad file descriptor) [pid 843] close(8) = -1 EBADF (Bad file descriptor) [pid 843] close(9) = -1 EBADF (Bad file descriptor) [pid 843] close(10) = -1 EBADF (Bad file descriptor) [pid 843] close(11) = -1 EBADF (Bad file descriptor) [pid 843] close(12) = -1 EBADF (Bad file descriptor) [pid 843] close(13) = -1 EBADF (Bad file descriptor) [pid 843] close(14) = -1 EBADF (Bad file descriptor) [pid 843] close(15) = -1 EBADF (Bad file descriptor) [pid 843] close(16) = -1 EBADF (Bad file descriptor) [pid 843] close(17) = -1 EBADF (Bad file descriptor) [pid 843] close(18) = -1 EBADF (Bad file descriptor) [pid 843] close(19) = -1 EBADF (Bad file descriptor) [pid 843] close(20) = -1 EBADF (Bad file descriptor) [pid 843] close(21) = -1 EBADF (Bad file descriptor) [pid 843] close(22) = -1 EBADF (Bad file descriptor) [pid 843] close(23) = -1 EBADF (Bad file descriptor) [pid 843] close(24) = -1 EBADF (Bad file descriptor) [pid 843] close(25) = -1 EBADF (Bad file descriptor) [pid 843] close(26) = -1 EBADF (Bad file descriptor) [pid 843] close(27) = -1 EBADF (Bad file descriptor) [pid 843] close(28) = -1 EBADF (Bad file descriptor) [pid 843] close(29) = -1 EBADF (Bad file descriptor) [pid 843] exit_group(0) = ? [pid 843] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./544/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./544/binderfs") = 0 [pid 298] umount2("./544/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./544/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./544/cgroup.net") = 0 [pid 298] umount2("./544/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./544/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./544/cgroup.cpu") = 0 [pid 298] umount2("./544/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./544/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./544/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./544") = 0 [pid 298] mkdir("./545", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 844 attached [pid 844] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 547 [pid 844] <... set_robust_list resumed>) = 0 [pid 844] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 844] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 844] chdir("./545" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 844] <... chdir resumed>) = 0 [pid 844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 844] setpgid(0, 0) = 0 [pid 844] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 844] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 844] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 844] write(3, "1000", 4) = 4 [pid 844] close(3) = 0 [pid 844] symlink("/dev/binderfs", "./binderfs") = 0 [pid 844] write(1, "executing program\n", 18) = 18 [pid 844] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 844] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 844] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 844] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 844] close(3) = 0 [pid 844] close(4) = 0 [pid 844] close(5) = -1 EBADF (Bad file descriptor) [pid 844] close(6) = -1 EBADF (Bad file descriptor) [pid 844] close(7) = -1 EBADF (Bad file descriptor) [pid 844] close(8) = -1 EBADF (Bad file descriptor) [pid 844] close(9) = -1 EBADF (Bad file descriptor) [pid 844] close(10) = -1 EBADF (Bad file descriptor) [pid 844] close(11) = -1 EBADF (Bad file descriptor) [pid 844] close(12) = -1 EBADF (Bad file descriptor) [pid 844] close(13) = -1 EBADF (Bad file descriptor) [pid 844] close(14) = -1 EBADF (Bad file descriptor) [pid 844] close(15) = -1 EBADF (Bad file descriptor) [pid 844] close(16) = -1 EBADF (Bad file descriptor) [pid 844] close(17) = -1 EBADF (Bad file descriptor) [pid 844] close(18) = -1 EBADF (Bad file descriptor) [pid 844] close(19) = -1 EBADF (Bad file descriptor) [pid 844] close(20) = -1 EBADF (Bad file descriptor) [pid 844] close(21) = -1 EBADF (Bad file descriptor) [pid 844] close(22) = -1 EBADF (Bad file descriptor) [pid 844] close(23) = -1 EBADF (Bad file descriptor) [pid 844] close(24) = -1 EBADF (Bad file descriptor) [pid 844] close(25) = -1 EBADF (Bad file descriptor) [pid 844] close(26) = -1 EBADF (Bad file descriptor) [pid 844] close(27) = -1 EBADF (Bad file descriptor) [pid 844] close(28) = -1 EBADF (Bad file descriptor) [pid 844] close(29) = -1 EBADF (Bad file descriptor) [pid 844] exit_group(0) = ? [pid 844] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./545/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./545/binderfs") = 0 [pid 298] umount2("./545/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./545/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./545/cgroup.net") = 0 [pid 298] umount2("./545/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./545/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./545/cgroup.cpu") = 0 [pid 298] umount2("./545/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./545/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./545/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./545") = 0 [pid 298] mkdir("./546", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 845 attached [pid 845] set_robust_list(0x555574184760, 24) = 0 [pid 845] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 548 [pid 845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 845] chdir("./546") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 845] setpgid(0, 0) = 0 [pid 845] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 845] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 845] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 845] write(3, "1000", 4) = 4 [pid 845] close(3) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 845] symlink("/dev/binderfs", "./binderfs") = 0 [pid 845] write(1, "executing program\n", 18) = 18 executing program [pid 845] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 845] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 845] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 845] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 845] close(3) = 0 [pid 845] close(4) = 0 [pid 845] close(5) = -1 EBADF (Bad file descriptor) [pid 845] close(6) = -1 EBADF (Bad file descriptor) [pid 845] close(7) = -1 EBADF (Bad file descriptor) [pid 845] close(8) = -1 EBADF (Bad file descriptor) [pid 845] close(9) = -1 EBADF (Bad file descriptor) [pid 845] close(10) = -1 EBADF (Bad file descriptor) [pid 845] close(11) = -1 EBADF (Bad file descriptor) [pid 845] close(12) = -1 EBADF (Bad file descriptor) [pid 845] close(13) = -1 EBADF (Bad file descriptor) [pid 845] close(14) = -1 EBADF (Bad file descriptor) [pid 845] close(15) = -1 EBADF (Bad file descriptor) [pid 845] close(16) = -1 EBADF (Bad file descriptor) [pid 845] close(17) = -1 EBADF (Bad file descriptor) [pid 845] close(18) = -1 EBADF (Bad file descriptor) [pid 845] close(19) = -1 EBADF (Bad file descriptor) [pid 845] close(20) = -1 EBADF (Bad file descriptor) [pid 845] close(21) = -1 EBADF (Bad file descriptor) [pid 845] close(22) = -1 EBADF (Bad file descriptor) [pid 845] close(23) = -1 EBADF (Bad file descriptor) [pid 845] close(24) = -1 EBADF (Bad file descriptor) [pid 845] close(25) = -1 EBADF (Bad file descriptor) [pid 845] close(26) = -1 EBADF (Bad file descriptor) [pid 845] close(27) = -1 EBADF (Bad file descriptor) [pid 845] close(28) = -1 EBADF (Bad file descriptor) [pid 845] close(29) = -1 EBADF (Bad file descriptor) [pid 845] exit_group(0) = ? [pid 845] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./546/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./546/binderfs") = 0 [pid 298] umount2("./546/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./546/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./546/cgroup.net") = 0 [pid 298] umount2("./546/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./546/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./546/cgroup.cpu") = 0 [pid 298] umount2("./546/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./546/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./546/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./546") = 0 [pid 298] mkdir("./547", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 846 attached , child_tidptr=0x555574184750) = 549 [pid 846] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 846] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 846] chdir("./547") = 0 [pid 846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 846] setpgid(0, 0) = 0 [pid 846] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 846] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 846] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 846] write(3, "1000", 4) = 4 [pid 846] close(3) = 0 [pid 846] symlink("/dev/binderfs", "./binderfs") = 0 [pid 846] write(1, "executing program\n", 18) = 18 [pid 846] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 846] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 846] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 846] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 846] close(3) = 0 [pid 846] close(4) = 0 [pid 846] close(5) = -1 EBADF (Bad file descriptor) [pid 846] close(6) = -1 EBADF (Bad file descriptor) [pid 846] close(7) = -1 EBADF (Bad file descriptor) [pid 846] close(8) = -1 EBADF (Bad file descriptor) [pid 846] close(9) = -1 EBADF (Bad file descriptor) [pid 846] close(10) = -1 EBADF (Bad file descriptor) [pid 846] close(11) = -1 EBADF (Bad file descriptor) [pid 846] close(12) = -1 EBADF (Bad file descriptor) [pid 846] close(13) = -1 EBADF (Bad file descriptor) [pid 846] close(14) = -1 EBADF (Bad file descriptor) [pid 846] close(15) = -1 EBADF (Bad file descriptor) [pid 846] close(16) = -1 EBADF (Bad file descriptor) [pid 846] close(17) = -1 EBADF (Bad file descriptor) [pid 846] close(18) = -1 EBADF (Bad file descriptor) [pid 846] close(19) = -1 EBADF (Bad file descriptor) [pid 846] close(20) = -1 EBADF (Bad file descriptor) [pid 846] close(21) = -1 EBADF (Bad file descriptor) [pid 846] close(22) = -1 EBADF (Bad file descriptor) [pid 846] close(23) = -1 EBADF (Bad file descriptor) [pid 846] close(24) = -1 EBADF (Bad file descriptor) [pid 846] close(25) = -1 EBADF (Bad file descriptor) [pid 846] close(26) = -1 EBADF (Bad file descriptor) [pid 846] close(27) = -1 EBADF (Bad file descriptor) [pid 846] close(28) = -1 EBADF (Bad file descriptor) [pid 846] close(29) = -1 EBADF (Bad file descriptor) [pid 846] exit_group(0) = ? [pid 846] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./547/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./547/binderfs") = 0 [pid 298] umount2("./547/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./547/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./547/cgroup.net") = 0 [pid 298] umount2("./547/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./547/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./547/cgroup.cpu") = 0 [pid 298] umount2("./547/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./547/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./547/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./547") = 0 [pid 298] mkdir("./548", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 847 attached [pid 847] set_robust_list(0x555574184760, 24) = 0 [pid 847] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 550 [pid 847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 847] chdir("./548") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 847] setpgid(0, 0) = 0 [pid 847] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 847] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 847] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 847] write(3, "1000", 4) = 4 [pid 847] close(3) = 0 [pid 847] symlink("/dev/binderfs", "./binderfs") = 0 [pid 847] write(1, "executing program\n", 18) = 18 [pid 847] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 847] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 847] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 847] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 847] close(3) = 0 [pid 847] close(4) = 0 [pid 847] close(5) = -1 EBADF (Bad file descriptor) [pid 847] close(6) = -1 EBADF (Bad file descriptor) [pid 847] close(7) = -1 EBADF (Bad file descriptor) [pid 847] close(8) = -1 EBADF (Bad file descriptor) [pid 847] close(9) = -1 EBADF (Bad file descriptor) [pid 847] close(10) = -1 EBADF (Bad file descriptor) [pid 847] close(11) = -1 EBADF (Bad file descriptor) [pid 847] close(12) = -1 EBADF (Bad file descriptor) [pid 847] close(13) = -1 EBADF (Bad file descriptor) [pid 847] close(14) = -1 EBADF (Bad file descriptor) [pid 847] close(15) = -1 EBADF (Bad file descriptor) [pid 847] close(16) = -1 EBADF (Bad file descriptor) [pid 847] close(17) = -1 EBADF (Bad file descriptor) [pid 847] close(18) = -1 EBADF (Bad file descriptor) [pid 847] close(19) = -1 EBADF (Bad file descriptor) [pid 847] close(20) = -1 EBADF (Bad file descriptor) [pid 847] close(21) = -1 EBADF (Bad file descriptor) [pid 847] close(22) = -1 EBADF (Bad file descriptor) [pid 847] close(23) = -1 EBADF (Bad file descriptor) [pid 847] close(24) = -1 EBADF (Bad file descriptor) [pid 847] close(25) = -1 EBADF (Bad file descriptor) [pid 847] close(26) = -1 EBADF (Bad file descriptor) [pid 847] close(27) = -1 EBADF (Bad file descriptor) [pid 847] close(28) = -1 EBADF (Bad file descriptor) [pid 847] close(29) = -1 EBADF (Bad file descriptor) [pid 847] exit_group(0) = ? [pid 847] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./548/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./548/binderfs") = 0 [pid 298] umount2("./548/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./548/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./548/cgroup.net") = 0 [pid 298] umount2("./548/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./548/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./548/cgroup.cpu") = 0 [pid 298] umount2("./548/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./548/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./548/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./548") = 0 [pid 298] mkdir("./549", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 848 attached [pid 848] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 551 [pid 848] <... set_robust_list resumed>) = 0 [pid 848] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 848] chdir("./549" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 848] <... chdir resumed>) = 0 [pid 848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 848] setpgid(0, 0) = 0 [pid 848] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 848] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 848] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 848] write(3, "1000", 4) = 4 [pid 848] close(3) = 0 [pid 848] symlink("/dev/binderfs", "./binderfs") = 0 [pid 848] write(1, "executing program\n", 18) = 18 executing program [pid 848] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 848] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 848] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 848] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 848] close(3) = 0 [pid 848] close(4) = 0 [pid 848] close(5) = -1 EBADF (Bad file descriptor) [pid 848] close(6) = -1 EBADF (Bad file descriptor) [pid 848] close(7) = -1 EBADF (Bad file descriptor) [pid 848] close(8) = -1 EBADF (Bad file descriptor) [pid 848] close(9) = -1 EBADF (Bad file descriptor) [pid 848] close(10) = -1 EBADF (Bad file descriptor) [pid 848] close(11) = -1 EBADF (Bad file descriptor) [pid 848] close(12) = -1 EBADF (Bad file descriptor) [pid 848] close(13) = -1 EBADF (Bad file descriptor) [pid 848] close(14) = -1 EBADF (Bad file descriptor) [pid 848] close(15) = -1 EBADF (Bad file descriptor) [pid 848] close(16) = -1 EBADF (Bad file descriptor) [pid 848] close(17) = -1 EBADF (Bad file descriptor) [pid 848] close(18) = -1 EBADF (Bad file descriptor) [pid 848] close(19) = -1 EBADF (Bad file descriptor) [pid 848] close(20) = -1 EBADF (Bad file descriptor) [pid 848] close(21) = -1 EBADF (Bad file descriptor) [pid 848] close(22) = -1 EBADF (Bad file descriptor) [pid 848] close(23) = -1 EBADF (Bad file descriptor) [pid 848] close(24) = -1 EBADF (Bad file descriptor) [pid 848] close(25) = -1 EBADF (Bad file descriptor) [pid 848] close(26) = -1 EBADF (Bad file descriptor) [pid 848] close(27) = -1 EBADF (Bad file descriptor) [pid 848] close(28) = -1 EBADF (Bad file descriptor) [pid 848] close(29) = -1 EBADF (Bad file descriptor) [pid 848] exit_group(0) = ? [pid 848] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./549/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./549/binderfs") = 0 [pid 298] umount2("./549/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./549/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./549/cgroup.net") = 0 [pid 298] umount2("./549/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./549/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./549/cgroup.cpu") = 0 [pid 298] umount2("./549/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./549/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./549/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./549") = 0 [pid 298] mkdir("./550", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 849 attached , child_tidptr=0x555574184750) = 552 [pid 849] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 849] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 849] chdir("./550") = 0 [pid 849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 849] setpgid(0, 0) = 0 [pid 849] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 849] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 849] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 849] write(3, "1000", 4) = 4 [pid 849] close(3) = 0 [pid 849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 849] write(1, "executing program\n", 18) = 18 executing program [pid 849] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 849] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 849] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 849] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 849] close(3) = 0 [pid 849] close(4) = 0 [pid 849] close(5) = -1 EBADF (Bad file descriptor) [pid 849] close(6) = -1 EBADF (Bad file descriptor) [pid 849] close(7) = -1 EBADF (Bad file descriptor) [pid 849] close(8) = -1 EBADF (Bad file descriptor) [pid 849] close(9) = -1 EBADF (Bad file descriptor) [pid 849] close(10) = -1 EBADF (Bad file descriptor) [pid 849] close(11) = -1 EBADF (Bad file descriptor) [pid 849] close(12) = -1 EBADF (Bad file descriptor) [pid 849] close(13) = -1 EBADF (Bad file descriptor) [pid 849] close(14) = -1 EBADF (Bad file descriptor) [pid 849] close(15) = -1 EBADF (Bad file descriptor) [pid 849] close(16) = -1 EBADF (Bad file descriptor) [pid 849] close(17) = -1 EBADF (Bad file descriptor) [pid 849] close(18) = -1 EBADF (Bad file descriptor) [pid 849] close(19) = -1 EBADF (Bad file descriptor) [pid 849] close(20) = -1 EBADF (Bad file descriptor) [pid 849] close(21) = -1 EBADF (Bad file descriptor) [pid 849] close(22) = -1 EBADF (Bad file descriptor) [pid 849] close(23) = -1 EBADF (Bad file descriptor) [pid 849] close(24) = -1 EBADF (Bad file descriptor) [pid 849] close(25) = -1 EBADF (Bad file descriptor) [pid 849] close(26) = -1 EBADF (Bad file descriptor) [pid 849] close(27) = -1 EBADF (Bad file descriptor) [pid 849] close(28) = -1 EBADF (Bad file descriptor) [pid 849] close(29) = -1 EBADF (Bad file descriptor) [pid 849] exit_group(0) = ? [pid 849] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./550/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./550/binderfs") = 0 [pid 298] umount2("./550/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./550/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./550/cgroup.net") = 0 [pid 298] umount2("./550/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./550/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./550/cgroup.cpu") = 0 [pid 298] umount2("./550/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./550/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./550/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./550") = 0 [pid 298] mkdir("./551", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 850 attached [pid 850] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 553 [pid 850] <... set_robust_list resumed>) = 0 [pid 850] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 850] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 850] chdir("./551" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 850] <... chdir resumed>) = 0 [pid 850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 850] setpgid(0, 0) = 0 [pid 850] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 850] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 850] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 850] write(3, "1000", 4) = 4 [pid 850] close(3) = 0 [pid 850] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 850] write(1, "executing program\n", 18) = 18 [pid 850] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 850] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 850] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 850] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 850] close(3) = 0 [pid 850] close(4) = 0 [pid 850] close(5) = -1 EBADF (Bad file descriptor) [pid 850] close(6) = -1 EBADF (Bad file descriptor) [pid 850] close(7) = -1 EBADF (Bad file descriptor) [pid 850] close(8) = -1 EBADF (Bad file descriptor) [pid 850] close(9) = -1 EBADF (Bad file descriptor) [pid 850] close(10) = -1 EBADF (Bad file descriptor) [pid 850] close(11) = -1 EBADF (Bad file descriptor) [pid 850] close(12) = -1 EBADF (Bad file descriptor) [pid 850] close(13) = -1 EBADF (Bad file descriptor) [pid 850] close(14) = -1 EBADF (Bad file descriptor) [pid 850] close(15) = -1 EBADF (Bad file descriptor) [pid 850] close(16) = -1 EBADF (Bad file descriptor) [pid 850] close(17) = -1 EBADF (Bad file descriptor) [pid 850] close(18) = -1 EBADF (Bad file descriptor) [pid 850] close(19) = -1 EBADF (Bad file descriptor) [pid 850] close(20) = -1 EBADF (Bad file descriptor) [pid 850] close(21) = -1 EBADF (Bad file descriptor) [pid 850] close(22) = -1 EBADF (Bad file descriptor) [pid 850] close(23) = -1 EBADF (Bad file descriptor) [pid 850] close(24) = -1 EBADF (Bad file descriptor) [pid 850] close(25) = -1 EBADF (Bad file descriptor) [pid 850] close(26) = -1 EBADF (Bad file descriptor) [pid 850] close(27) = -1 EBADF (Bad file descriptor) [pid 850] close(28) = -1 EBADF (Bad file descriptor) [pid 850] close(29) = -1 EBADF (Bad file descriptor) [pid 850] exit_group(0) = ? [pid 850] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./551/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./551/binderfs") = 0 [pid 298] umount2("./551/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./551/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./551/cgroup.net") = 0 [pid 298] umount2("./551/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./551/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./551/cgroup.cpu") = 0 [pid 298] umount2("./551/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./551/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./551/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./551") = 0 [pid 298] mkdir("./552", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 851 attached [pid 851] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 554 [pid 851] <... set_robust_list resumed>) = 0 [pid 851] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 851] chdir("./552") = 0 [pid 851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 851] setpgid(0, 0) = 0 [pid 851] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 851] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 851] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 851] write(3, "1000", 4) = 4 [pid 851] close(3) = 0 [pid 851] symlink("/dev/binderfs", "./binderfs") = 0 [pid 851] write(1, "executing program\n", 18) = 18 executing program [pid 851] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 851] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 851] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 851] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 851] close(3) = 0 [pid 851] close(4) = 0 [pid 851] close(5) = -1 EBADF (Bad file descriptor) [pid 851] close(6) = -1 EBADF (Bad file descriptor) [pid 851] close(7) = -1 EBADF (Bad file descriptor) [pid 851] close(8) = -1 EBADF (Bad file descriptor) [pid 851] close(9) = -1 EBADF (Bad file descriptor) [pid 851] close(10) = -1 EBADF (Bad file descriptor) [pid 851] close(11) = -1 EBADF (Bad file descriptor) [pid 851] close(12) = -1 EBADF (Bad file descriptor) [pid 851] close(13) = -1 EBADF (Bad file descriptor) [pid 851] close(14) = -1 EBADF (Bad file descriptor) [pid 851] close(15) = -1 EBADF (Bad file descriptor) [pid 851] close(16) = -1 EBADF (Bad file descriptor) [pid 851] close(17) = -1 EBADF (Bad file descriptor) [pid 851] close(18) = -1 EBADF (Bad file descriptor) [pid 851] close(19) = -1 EBADF (Bad file descriptor) [pid 851] close(20) = -1 EBADF (Bad file descriptor) [pid 851] close(21) = -1 EBADF (Bad file descriptor) [pid 851] close(22) = -1 EBADF (Bad file descriptor) [pid 851] close(23) = -1 EBADF (Bad file descriptor) [pid 851] close(24) = -1 EBADF (Bad file descriptor) [pid 851] close(25) = -1 EBADF (Bad file descriptor) [pid 851] close(26) = -1 EBADF (Bad file descriptor) [pid 851] close(27) = -1 EBADF (Bad file descriptor) [pid 851] close(28) = -1 EBADF (Bad file descriptor) [pid 851] close(29) = -1 EBADF (Bad file descriptor) [pid 851] exit_group(0) = ? [pid 851] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./552/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./552/binderfs") = 0 [pid 298] umount2("./552/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./552/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./552/cgroup.net") = 0 [pid 298] umount2("./552/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./552/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./552/cgroup.cpu") = 0 [pid 298] umount2("./552/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./552/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./552/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./552") = 0 [pid 298] mkdir("./553", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 852 attached [pid 852] set_robust_list(0x555574184760, 24) = 0 [pid 852] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 555 [pid 852] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 852] chdir("./553" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 852] <... chdir resumed>) = 0 [pid 852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 852] <... prctl resumed>) = 0 [pid 852] setpgid(0, 0) = 0 [pid 852] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 852] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 852] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 852] write(3, "1000", 4) = 4 [pid 852] close(3) = 0 [pid 852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 852] write(1, "executing program\n", 18) = 18 executing program [pid 852] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 852] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 852] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 852] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 852] close(3) = 0 [pid 852] close(4) = 0 [pid 852] close(5) = -1 EBADF (Bad file descriptor) [pid 852] close(6) = -1 EBADF (Bad file descriptor) [pid 852] close(7) = -1 EBADF (Bad file descriptor) [pid 852] close(8) = -1 EBADF (Bad file descriptor) [pid 852] close(9) = -1 EBADF (Bad file descriptor) [pid 852] close(10) = -1 EBADF (Bad file descriptor) [pid 852] close(11) = -1 EBADF (Bad file descriptor) [pid 852] close(12) = -1 EBADF (Bad file descriptor) [pid 852] close(13) = -1 EBADF (Bad file descriptor) [pid 852] close(14) = -1 EBADF (Bad file descriptor) [pid 852] close(15) = -1 EBADF (Bad file descriptor) [pid 852] close(16) = -1 EBADF (Bad file descriptor) [pid 852] close(17) = -1 EBADF (Bad file descriptor) [pid 852] close(18) = -1 EBADF (Bad file descriptor) [pid 852] close(19) = -1 EBADF (Bad file descriptor) [pid 852] close(20) = -1 EBADF (Bad file descriptor) [pid 852] close(21) = -1 EBADF (Bad file descriptor) [pid 852] close(22) = -1 EBADF (Bad file descriptor) [pid 852] close(23) = -1 EBADF (Bad file descriptor) [pid 852] close(24) = -1 EBADF (Bad file descriptor) [pid 852] close(25) = -1 EBADF (Bad file descriptor) [pid 852] close(26) = -1 EBADF (Bad file descriptor) [pid 852] close(27) = -1 EBADF (Bad file descriptor) [pid 852] close(28) = -1 EBADF (Bad file descriptor) [pid 852] close(29) = -1 EBADF (Bad file descriptor) [pid 852] exit_group(0) = ? [pid 852] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./553/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./553/binderfs") = 0 [pid 298] umount2("./553/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./553/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./553/cgroup.net") = 0 [pid 298] umount2("./553/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./553/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./553/cgroup.cpu") = 0 [pid 298] umount2("./553/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./553/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./553/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./553") = 0 [pid 298] mkdir("./554", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 853 attached [pid 853] set_robust_list(0x555574184760, 24) = 0 [pid 853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 556 [pid 853] chdir("./554") = 0 [pid 853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 853] setpgid(0, 0) = 0 [pid 853] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 853] <... symlink resumed>) = 0 [pid 853] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 853] <... symlink resumed>) = 0 [pid 853] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 853] write(3, "1000", 4) = 4 [pid 853] close(3) = 0 [pid 853] symlink("/dev/binderfs", "./binderfs") = 0 [pid 853] write(1, "executing program\n", 18) = 18 executing program [pid 853] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 853] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 853] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 853] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 853] close(3) = 0 [pid 853] close(4) = 0 [pid 853] close(5) = -1 EBADF (Bad file descriptor) [pid 853] close(6) = -1 EBADF (Bad file descriptor) [pid 853] close(7) = -1 EBADF (Bad file descriptor) [pid 853] close(8) = -1 EBADF (Bad file descriptor) [pid 853] close(9) = -1 EBADF (Bad file descriptor) [pid 853] close(10) = -1 EBADF (Bad file descriptor) [pid 853] close(11) = -1 EBADF (Bad file descriptor) [pid 853] close(12) = -1 EBADF (Bad file descriptor) [pid 853] close(13) = -1 EBADF (Bad file descriptor) [pid 853] close(14) = -1 EBADF (Bad file descriptor) [pid 853] close(15) = -1 EBADF (Bad file descriptor) [pid 853] close(16) = -1 EBADF (Bad file descriptor) [pid 853] close(17) = -1 EBADF (Bad file descriptor) [pid 853] close(18) = -1 EBADF (Bad file descriptor) [pid 853] close(19) = -1 EBADF (Bad file descriptor) [pid 853] close(20) = -1 EBADF (Bad file descriptor) [pid 853] close(21) = -1 EBADF (Bad file descriptor) [pid 853] close(22) = -1 EBADF (Bad file descriptor) [pid 853] close(23) = -1 EBADF (Bad file descriptor) [pid 853] close(24) = -1 EBADF (Bad file descriptor) [pid 853] close(25) = -1 EBADF (Bad file descriptor) [pid 853] close(26) = -1 EBADF (Bad file descriptor) [pid 853] close(27) = -1 EBADF (Bad file descriptor) [pid 853] close(28) = -1 EBADF (Bad file descriptor) [pid 853] close(29) = -1 EBADF (Bad file descriptor) [pid 853] exit_group(0) = ? [pid 853] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./554/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./554/binderfs") = 0 [pid 298] umount2("./554/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./554/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./554/cgroup.net") = 0 [pid 298] umount2("./554/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./554/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./554/cgroup.cpu") = 0 [pid 298] umount2("./554/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./554/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./554/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./554") = 0 [pid 298] mkdir("./555", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 854 attached [pid 854] set_robust_list(0x555574184760, 24) = 0 [pid 854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 557 [pid 854] chdir("./555") = 0 [pid 854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 854] setpgid(0, 0) = 0 [pid 854] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 854] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 854] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 854] write(3, "1000", 4) = 4 [pid 854] close(3) = 0 [pid 854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 854] write(1, "executing program\n", 18) = 18 executing program [pid 854] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 854] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 854] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 854] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 854] close(3) = 0 [pid 854] close(4) = 0 [pid 854] close(5) = -1 EBADF (Bad file descriptor) [pid 854] close(6) = -1 EBADF (Bad file descriptor) [pid 854] close(7) = -1 EBADF (Bad file descriptor) [pid 854] close(8) = -1 EBADF (Bad file descriptor) [pid 854] close(9) = -1 EBADF (Bad file descriptor) [pid 854] close(10) = -1 EBADF (Bad file descriptor) [pid 854] close(11) = -1 EBADF (Bad file descriptor) [pid 854] close(12) = -1 EBADF (Bad file descriptor) [pid 854] close(13) = -1 EBADF (Bad file descriptor) [pid 854] close(14) = -1 EBADF (Bad file descriptor) [pid 854] close(15) = -1 EBADF (Bad file descriptor) [pid 854] close(16) = -1 EBADF (Bad file descriptor) [pid 854] close(17) = -1 EBADF (Bad file descriptor) [pid 854] close(18) = -1 EBADF (Bad file descriptor) [pid 854] close(19) = -1 EBADF (Bad file descriptor) [pid 854] close(20) = -1 EBADF (Bad file descriptor) [pid 854] close(21) = -1 EBADF (Bad file descriptor) [pid 854] close(22) = -1 EBADF (Bad file descriptor) [pid 854] close(23) = -1 EBADF (Bad file descriptor) [pid 854] close(24) = -1 EBADF (Bad file descriptor) [pid 854] close(25) = -1 EBADF (Bad file descriptor) [pid 854] close(26) = -1 EBADF (Bad file descriptor) [pid 854] close(27) = -1 EBADF (Bad file descriptor) [pid 854] close(28) = -1 EBADF (Bad file descriptor) [pid 854] close(29) = -1 EBADF (Bad file descriptor) [pid 854] exit_group(0) = ? [pid 854] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./555/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./555/binderfs") = 0 [pid 298] umount2("./555/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./555/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./555/cgroup.net") = 0 [pid 298] umount2("./555/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./555/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./555/cgroup.cpu") = 0 [pid 298] umount2("./555/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./555/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./555/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./555") = 0 [pid 298] mkdir("./556", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 855 attached [pid 855] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 558 [pid 855] <... set_robust_list resumed>) = 0 [pid 855] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 855] chdir("./556" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 855] <... chdir resumed>) = 0 [pid 855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 855] setpgid(0, 0) = 0 [pid 855] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 855] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 855] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 855] write(3, "1000", 4) = 4 [pid 855] close(3) = 0 [pid 855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 855] write(1, "executing program\n", 18) = 18 executing program [pid 855] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 855] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 855] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 855] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 855] close(3) = 0 [pid 855] close(4) = 0 [pid 855] close(5) = -1 EBADF (Bad file descriptor) [pid 855] close(6) = -1 EBADF (Bad file descriptor) [pid 855] close(7) = -1 EBADF (Bad file descriptor) [pid 855] close(8) = -1 EBADF (Bad file descriptor) [pid 855] close(9) = -1 EBADF (Bad file descriptor) [pid 855] close(10) = -1 EBADF (Bad file descriptor) [pid 855] close(11) = -1 EBADF (Bad file descriptor) [pid 855] close(12) = -1 EBADF (Bad file descriptor) [pid 855] close(13) = -1 EBADF (Bad file descriptor) [pid 855] close(14) = -1 EBADF (Bad file descriptor) [pid 855] close(15) = -1 EBADF (Bad file descriptor) [pid 855] close(16) = -1 EBADF (Bad file descriptor) [pid 855] close(17) = -1 EBADF (Bad file descriptor) [pid 855] close(18) = -1 EBADF (Bad file descriptor) [pid 855] close(19) = -1 EBADF (Bad file descriptor) [pid 855] close(20) = -1 EBADF (Bad file descriptor) [pid 855] close(21) = -1 EBADF (Bad file descriptor) [pid 855] close(22) = -1 EBADF (Bad file descriptor) [pid 855] close(23) = -1 EBADF (Bad file descriptor) [pid 855] close(24) = -1 EBADF (Bad file descriptor) [pid 855] close(25) = -1 EBADF (Bad file descriptor) [pid 855] close(26) = -1 EBADF (Bad file descriptor) [pid 855] close(27) = -1 EBADF (Bad file descriptor) [pid 855] close(28) = -1 EBADF (Bad file descriptor) [pid 855] close(29) = -1 EBADF (Bad file descriptor) [pid 855] exit_group(0) = ? [pid 855] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./556/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./556/binderfs") = 0 [pid 298] umount2("./556/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./556/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./556/cgroup.net") = 0 [pid 298] umount2("./556/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./556/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./556/cgroup.cpu") = 0 [pid 298] umount2("./556/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./556/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./556/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./556") = 0 [pid 298] mkdir("./557", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 856 attached [pid 856] set_robust_list(0x555574184760, 24) = 0 [pid 856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 559 [pid 856] chdir("./557") = 0 [pid 856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 856] setpgid(0, 0) = 0 [pid 856] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 856] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 856] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 856] write(3, "1000", 4) = 4 [pid 856] close(3) = 0 [pid 856] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 856] write(1, "executing program\n", 18) = 18 [pid 856] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 856] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 856] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 856] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 856] close(3) = 0 [pid 856] close(4) = 0 [pid 856] close(5) = -1 EBADF (Bad file descriptor) [pid 856] close(6) = -1 EBADF (Bad file descriptor) [pid 856] close(7) = -1 EBADF (Bad file descriptor) [pid 856] close(8) = -1 EBADF (Bad file descriptor) [pid 856] close(9) = -1 EBADF (Bad file descriptor) [pid 856] close(10) = -1 EBADF (Bad file descriptor) [pid 856] close(11) = -1 EBADF (Bad file descriptor) [pid 856] close(12) = -1 EBADF (Bad file descriptor) [pid 856] close(13) = -1 EBADF (Bad file descriptor) [pid 856] close(14) = -1 EBADF (Bad file descriptor) [pid 856] close(15) = -1 EBADF (Bad file descriptor) [pid 856] close(16) = -1 EBADF (Bad file descriptor) [pid 856] close(17) = -1 EBADF (Bad file descriptor) [pid 856] close(18) = -1 EBADF (Bad file descriptor) [pid 856] close(19) = -1 EBADF (Bad file descriptor) [pid 856] close(20) = -1 EBADF (Bad file descriptor) [pid 856] close(21) = -1 EBADF (Bad file descriptor) [pid 856] close(22) = -1 EBADF (Bad file descriptor) [pid 856] close(23) = -1 EBADF (Bad file descriptor) [pid 856] close(24) = -1 EBADF (Bad file descriptor) [pid 856] close(25) = -1 EBADF (Bad file descriptor) [pid 856] close(26) = -1 EBADF (Bad file descriptor) [pid 856] close(27) = -1 EBADF (Bad file descriptor) [pid 856] close(28) = -1 EBADF (Bad file descriptor) [pid 856] close(29) = -1 EBADF (Bad file descriptor) [pid 856] exit_group(0) = ? [pid 856] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./557/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./557/binderfs") = 0 [pid 298] umount2("./557/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./557/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./557/cgroup.net") = 0 [pid 298] umount2("./557/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./557/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./557/cgroup.cpu") = 0 [pid 298] umount2("./557/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./557/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./557/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./557") = 0 [pid 298] mkdir("./558", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 857 attached [pid 857] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 560 [pid 857] <... set_robust_list resumed>) = 0 [pid 857] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 857] chdir("./558" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 857] <... chdir resumed>) = 0 [pid 857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 857] setpgid(0, 0) = 0 [pid 857] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 857] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 857] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 857] write(3, "1000", 4) = 4 [pid 857] close(3) = 0 [pid 857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 857] write(1, "executing program\n", 18) = 18 executing program [pid 857] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 857] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 857] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 857] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 857] close(3) = 0 [pid 857] close(4) = 0 [pid 857] close(5) = -1 EBADF (Bad file descriptor) [pid 857] close(6) = -1 EBADF (Bad file descriptor) [pid 857] close(7) = -1 EBADF (Bad file descriptor) [pid 857] close(8) = -1 EBADF (Bad file descriptor) [pid 857] close(9) = -1 EBADF (Bad file descriptor) [pid 857] close(10) = -1 EBADF (Bad file descriptor) [pid 857] close(11) = -1 EBADF (Bad file descriptor) [pid 857] close(12) = -1 EBADF (Bad file descriptor) [pid 857] close(13) = -1 EBADF (Bad file descriptor) [pid 857] close(14) = -1 EBADF (Bad file descriptor) [pid 857] close(15) = -1 EBADF (Bad file descriptor) [pid 857] close(16) = -1 EBADF (Bad file descriptor) [pid 857] close(17) = -1 EBADF (Bad file descriptor) [pid 857] close(18) = -1 EBADF (Bad file descriptor) [pid 857] close(19) = -1 EBADF (Bad file descriptor) [pid 857] close(20) = -1 EBADF (Bad file descriptor) [pid 857] close(21) = -1 EBADF (Bad file descriptor) [pid 857] close(22) = -1 EBADF (Bad file descriptor) [pid 857] close(23) = -1 EBADF (Bad file descriptor) [pid 857] close(24) = -1 EBADF (Bad file descriptor) [pid 857] close(25) = -1 EBADF (Bad file descriptor) [pid 857] close(26) = -1 EBADF (Bad file descriptor) [pid 857] close(27) = -1 EBADF (Bad file descriptor) [pid 857] close(28) = -1 EBADF (Bad file descriptor) [pid 857] close(29) = -1 EBADF (Bad file descriptor) [pid 857] exit_group(0) = ? [pid 857] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./558/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./558/binderfs") = 0 [pid 298] umount2("./558/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./558/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./558/cgroup.net") = 0 [pid 298] umount2("./558/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./558/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./558/cgroup.cpu") = 0 [pid 298] umount2("./558/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./558/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./558/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./558") = 0 [pid 298] mkdir("./559", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 858 attached , child_tidptr=0x555574184750) = 561 [pid 858] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 858] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 858] chdir("./559") = 0 [pid 858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 858] setpgid(0, 0) = 0 [pid 858] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 858] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 858] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 858] write(3, "1000", 4) = 4 [pid 858] close(3) = 0 [pid 858] symlink("/dev/binderfs", "./binderfs") = 0 [pid 858] write(1, "executing program\n", 18) = 18 executing program [pid 858] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 858] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 858] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 858] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 858] close(3) = 0 [pid 858] close(4) = 0 [pid 858] close(5) = -1 EBADF (Bad file descriptor) [pid 858] close(6) = -1 EBADF (Bad file descriptor) [pid 858] close(7) = -1 EBADF (Bad file descriptor) [pid 858] close(8) = -1 EBADF (Bad file descriptor) [pid 858] close(9) = -1 EBADF (Bad file descriptor) [pid 858] close(10) = -1 EBADF (Bad file descriptor) [pid 858] close(11) = -1 EBADF (Bad file descriptor) [pid 858] close(12) = -1 EBADF (Bad file descriptor) [pid 858] close(13) = -1 EBADF (Bad file descriptor) [pid 858] close(14) = -1 EBADF (Bad file descriptor) [pid 858] close(15) = -1 EBADF (Bad file descriptor) [pid 858] close(16) = -1 EBADF (Bad file descriptor) [pid 858] close(17) = -1 EBADF (Bad file descriptor) [pid 858] close(18) = -1 EBADF (Bad file descriptor) [pid 858] close(19) = -1 EBADF (Bad file descriptor) [pid 858] close(20) = -1 EBADF (Bad file descriptor) [pid 858] close(21) = -1 EBADF (Bad file descriptor) [pid 858] close(22) = -1 EBADF (Bad file descriptor) [pid 858] close(23) = -1 EBADF (Bad file descriptor) [pid 858] close(24) = -1 EBADF (Bad file descriptor) [pid 858] close(25) = -1 EBADF (Bad file descriptor) [pid 858] close(26) = -1 EBADF (Bad file descriptor) [pid 858] close(27) = -1 EBADF (Bad file descriptor) [pid 858] close(28) = -1 EBADF (Bad file descriptor) [pid 858] close(29) = -1 EBADF (Bad file descriptor) [pid 858] exit_group(0) = ? [pid 858] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./559/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./559/binderfs") = 0 [pid 298] umount2("./559/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./559/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./559/cgroup.net") = 0 [pid 298] umount2("./559/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./559/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./559/cgroup.cpu") = 0 [pid 298] umount2("./559/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./559/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./559/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./559") = 0 [pid 298] mkdir("./560", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 859 attached [pid 859] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 562 [pid 859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 859] chdir("./560") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 859] setpgid(0, 0) = 0 [pid 859] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 859] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 859] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 859] write(3, "1000", 4) = 4 [pid 859] close(3) = 0 [pid 859] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 859] write(1, "executing program\n", 18) = 18 [pid 859] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 859] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 859] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 859] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 859] close(3) = 0 [pid 859] close(4) = 0 [pid 859] close(5) = -1 EBADF (Bad file descriptor) [pid 859] close(6) = -1 EBADF (Bad file descriptor) [pid 859] close(7) = -1 EBADF (Bad file descriptor) [pid 859] close(8) = -1 EBADF (Bad file descriptor) [pid 859] close(9) = -1 EBADF (Bad file descriptor) [pid 859] close(10) = -1 EBADF (Bad file descriptor) [pid 859] close(11) = -1 EBADF (Bad file descriptor) [pid 859] close(12) = -1 EBADF (Bad file descriptor) [pid 859] close(13) = -1 EBADF (Bad file descriptor) [pid 859] close(14) = -1 EBADF (Bad file descriptor) [pid 859] close(15) = -1 EBADF (Bad file descriptor) [pid 859] close(16) = -1 EBADF (Bad file descriptor) [pid 859] close(17) = -1 EBADF (Bad file descriptor) [pid 859] close(18) = -1 EBADF (Bad file descriptor) [pid 859] close(19) = -1 EBADF (Bad file descriptor) [pid 859] close(20) = -1 EBADF (Bad file descriptor) [pid 859] close(21) = -1 EBADF (Bad file descriptor) [pid 859] close(22) = -1 EBADF (Bad file descriptor) [pid 859] close(23) = -1 EBADF (Bad file descriptor) [pid 859] close(24) = -1 EBADF (Bad file descriptor) [pid 859] close(25) = -1 EBADF (Bad file descriptor) [pid 859] close(26) = -1 EBADF (Bad file descriptor) [pid 859] close(27) = -1 EBADF (Bad file descriptor) [pid 859] close(28) = -1 EBADF (Bad file descriptor) [pid 859] close(29) = -1 EBADF (Bad file descriptor) [pid 859] exit_group(0) = ? [pid 859] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./560/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./560/binderfs") = 0 [pid 298] umount2("./560/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./560/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./560/cgroup.net") = 0 [pid 298] umount2("./560/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./560/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./560/cgroup.cpu") = 0 [pid 298] umount2("./560/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./560/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./560/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./560") = 0 [pid 298] mkdir("./561", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 860 attached , child_tidptr=0x555574184750) = 563 [pid 860] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 860] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 860] chdir("./561") = 0 [pid 860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 860] setpgid(0, 0) = 0 [pid 860] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 860] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 860] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 860] write(3, "1000", 4) = 4 [pid 860] close(3) = 0 [pid 860] symlink("/dev/binderfs", "./binderfs") = 0 [pid 860] write(1, "executing program\n", 18) = 18 executing program [pid 860] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 860] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 860] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 860] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 860] close(3) = 0 [pid 860] close(4) = 0 [pid 860] close(5) = -1 EBADF (Bad file descriptor) [pid 860] close(6) = -1 EBADF (Bad file descriptor) [pid 860] close(7) = -1 EBADF (Bad file descriptor) [pid 860] close(8) = -1 EBADF (Bad file descriptor) [pid 860] close(9) = -1 EBADF (Bad file descriptor) [pid 860] close(10) = -1 EBADF (Bad file descriptor) [pid 860] close(11) = -1 EBADF (Bad file descriptor) [pid 860] close(12) = -1 EBADF (Bad file descriptor) [pid 860] close(13) = -1 EBADF (Bad file descriptor) [pid 860] close(14) = -1 EBADF (Bad file descriptor) [pid 860] close(15) = -1 EBADF (Bad file descriptor) [pid 860] close(16) = -1 EBADF (Bad file descriptor) [pid 860] close(17) = -1 EBADF (Bad file descriptor) [pid 860] close(18) = -1 EBADF (Bad file descriptor) [pid 860] close(19) = -1 EBADF (Bad file descriptor) [pid 860] close(20) = -1 EBADF (Bad file descriptor) [pid 860] close(21) = -1 EBADF (Bad file descriptor) [pid 860] close(22) = -1 EBADF (Bad file descriptor) [pid 860] close(23) = -1 EBADF (Bad file descriptor) [pid 860] close(24) = -1 EBADF (Bad file descriptor) [pid 860] close(25) = -1 EBADF (Bad file descriptor) [pid 860] close(26) = -1 EBADF (Bad file descriptor) [pid 860] close(27) = -1 EBADF (Bad file descriptor) [pid 860] close(28) = -1 EBADF (Bad file descriptor) [pid 860] close(29) = -1 EBADF (Bad file descriptor) [pid 860] exit_group(0) = ? [pid 860] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./561/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./561/binderfs") = 0 [pid 298] umount2("./561/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./561/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./561/cgroup.net") = 0 [pid 298] umount2("./561/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./561/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./561/cgroup.cpu") = 0 [pid 298] umount2("./561/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./561/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./561/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./561") = 0 [pid 298] mkdir("./562", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 861 attached [pid 861] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 564 [pid 861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 861] chdir("./562" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 861] <... chdir resumed>) = 0 [pid 861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 861] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 861] <... setpgid resumed>) = 0 [pid 861] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 861] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 861] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 861] write(3, "1000", 4) = 4 [pid 861] close(3) = 0 [pid 861] symlink("/dev/binderfs", "./binderfs") = 0 [pid 861] write(1, "executing program\n", 18) = 18 [pid 861] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 861] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 861] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 861] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 861] close(3) = 0 [pid 861] close(4) = 0 [pid 861] close(5) = -1 EBADF (Bad file descriptor) [pid 861] close(6) = -1 EBADF (Bad file descriptor) [pid 861] close(7) = -1 EBADF (Bad file descriptor) [pid 861] close(8) = -1 EBADF (Bad file descriptor) [pid 861] close(9) = -1 EBADF (Bad file descriptor) [pid 861] close(10) = -1 EBADF (Bad file descriptor) [pid 861] close(11) = -1 EBADF (Bad file descriptor) [pid 861] close(12) = -1 EBADF (Bad file descriptor) [pid 861] close(13) = -1 EBADF (Bad file descriptor) [pid 861] close(14) = -1 EBADF (Bad file descriptor) [pid 861] close(15) = -1 EBADF (Bad file descriptor) [pid 861] close(16) = -1 EBADF (Bad file descriptor) [pid 861] close(17) = -1 EBADF (Bad file descriptor) [pid 861] close(18) = -1 EBADF (Bad file descriptor) [pid 861] close(19) = -1 EBADF (Bad file descriptor) [pid 861] close(20) = -1 EBADF (Bad file descriptor) [pid 861] close(21) = -1 EBADF (Bad file descriptor) [pid 861] close(22) = -1 EBADF (Bad file descriptor) [pid 861] close(23) = -1 EBADF (Bad file descriptor) [pid 861] close(24) = -1 EBADF (Bad file descriptor) [pid 861] close(25) = -1 EBADF (Bad file descriptor) [pid 861] close(26) = -1 EBADF (Bad file descriptor) [pid 861] close(27) = -1 EBADF (Bad file descriptor) [pid 861] close(28) = -1 EBADF (Bad file descriptor) [pid 861] close(29) = -1 EBADF (Bad file descriptor) [pid 861] exit_group(0) = ? [pid 861] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./562/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./562/binderfs") = 0 [pid 298] umount2("./562/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./562/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./562/cgroup.net") = 0 [pid 298] umount2("./562/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./562/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./562/cgroup.cpu") = 0 [pid 298] umount2("./562/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./562/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./562/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./562") = 0 [pid 298] mkdir("./563", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 862 attached [pid 862] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 565 [pid 862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 862] chdir("./563") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 862] setpgid(0, 0) = 0 [pid 862] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 862] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 862] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 862] write(3, "1000", 4) = 4 [pid 862] close(3) = 0 [pid 862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 862] write(1, "executing program\n", 18) = 18 executing program [pid 862] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 862] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 862] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 862] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 862] close(3) = 0 [pid 862] close(4) = 0 [pid 862] close(5) = -1 EBADF (Bad file descriptor) [pid 862] close(6) = -1 EBADF (Bad file descriptor) [pid 862] close(7) = -1 EBADF (Bad file descriptor) [pid 862] close(8) = -1 EBADF (Bad file descriptor) [pid 862] close(9) = -1 EBADF (Bad file descriptor) [pid 862] close(10) = -1 EBADF (Bad file descriptor) [pid 862] close(11) = -1 EBADF (Bad file descriptor) [pid 862] close(12) = -1 EBADF (Bad file descriptor) [pid 862] close(13) = -1 EBADF (Bad file descriptor) [pid 862] close(14) = -1 EBADF (Bad file descriptor) [pid 862] close(15) = -1 EBADF (Bad file descriptor) [pid 862] close(16) = -1 EBADF (Bad file descriptor) [pid 862] close(17) = -1 EBADF (Bad file descriptor) [pid 862] close(18) = -1 EBADF (Bad file descriptor) [pid 862] close(19) = -1 EBADF (Bad file descriptor) [pid 862] close(20) = -1 EBADF (Bad file descriptor) [pid 862] close(21) = -1 EBADF (Bad file descriptor) [pid 862] close(22) = -1 EBADF (Bad file descriptor) [pid 862] close(23) = -1 EBADF (Bad file descriptor) [pid 862] close(24) = -1 EBADF (Bad file descriptor) [pid 862] close(25) = -1 EBADF (Bad file descriptor) [pid 862] close(26) = -1 EBADF (Bad file descriptor) [pid 862] close(27) = -1 EBADF (Bad file descriptor) [pid 862] close(28) = -1 EBADF (Bad file descriptor) [pid 862] close(29) = -1 EBADF (Bad file descriptor) [pid 862] exit_group(0) = ? [pid 862] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./563/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./563/binderfs") = 0 [pid 298] umount2("./563/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./563/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./563/cgroup.net") = 0 [pid 298] umount2("./563/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./563/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./563/cgroup.cpu") = 0 [pid 298] umount2("./563/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./563/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./563/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./563") = 0 [pid 298] mkdir("./564", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 863 attached [pid 863] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 566 [pid 863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 863] chdir("./564") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 863] setpgid(0, 0) = 0 [pid 863] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 863] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 863] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 863] write(3, "1000", 4) = 4 [pid 863] close(3) = 0 [pid 863] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 863] write(1, "executing program\n", 18) = 18 [pid 863] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 863] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 863] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 863] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 863] close(3) = 0 [pid 863] close(4) = 0 [pid 863] close(5) = -1 EBADF (Bad file descriptor) [pid 863] close(6) = -1 EBADF (Bad file descriptor) [pid 863] close(7) = -1 EBADF (Bad file descriptor) [pid 863] close(8) = -1 EBADF (Bad file descriptor) [pid 863] close(9) = -1 EBADF (Bad file descriptor) [pid 863] close(10) = -1 EBADF (Bad file descriptor) [pid 863] close(11) = -1 EBADF (Bad file descriptor) [pid 863] close(12) = -1 EBADF (Bad file descriptor) [pid 863] close(13) = -1 EBADF (Bad file descriptor) [pid 863] close(14) = -1 EBADF (Bad file descriptor) [pid 863] close(15) = -1 EBADF (Bad file descriptor) [pid 863] close(16) = -1 EBADF (Bad file descriptor) [pid 863] close(17) = -1 EBADF (Bad file descriptor) [pid 863] close(18) = -1 EBADF (Bad file descriptor) [pid 863] close(19) = -1 EBADF (Bad file descriptor) [pid 863] close(20) = -1 EBADF (Bad file descriptor) [pid 863] close(21) = -1 EBADF (Bad file descriptor) [pid 863] close(22) = -1 EBADF (Bad file descriptor) [pid 863] close(23) = -1 EBADF (Bad file descriptor) [pid 863] close(24) = -1 EBADF (Bad file descriptor) [pid 863] close(25) = -1 EBADF (Bad file descriptor) [pid 863] close(26) = -1 EBADF (Bad file descriptor) [pid 863] close(27) = -1 EBADF (Bad file descriptor) [pid 863] close(28) = -1 EBADF (Bad file descriptor) [pid 863] close(29) = -1 EBADF (Bad file descriptor) [pid 863] exit_group(0) = ? [pid 863] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./564/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./564/binderfs") = 0 [pid 298] umount2("./564/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./564/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./564/cgroup.net") = 0 [pid 298] umount2("./564/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./564/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./564/cgroup.cpu") = 0 [pid 298] umount2("./564/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./564/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./564/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./564") = 0 [pid 298] mkdir("./565", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 864 attached , child_tidptr=0x555574184750) = 567 [pid 864] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 864] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 864] chdir("./565") = 0 [pid 864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 864] setpgid(0, 0) = 0 [pid 864] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 864] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 864] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 864] write(3, "1000", 4) = 4 [pid 864] close(3) = 0 [pid 864] symlink("/dev/binderfs", "./binderfs") = 0 [pid 864] write(1, "executing program\n", 18) = 18 executing program [pid 864] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 864] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 864] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 864] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 864] close(3) = 0 [pid 864] close(4) = 0 [pid 864] close(5) = -1 EBADF (Bad file descriptor) [pid 864] close(6) = -1 EBADF (Bad file descriptor) [pid 864] close(7) = -1 EBADF (Bad file descriptor) [pid 864] close(8) = -1 EBADF (Bad file descriptor) [pid 864] close(9) = -1 EBADF (Bad file descriptor) [pid 864] close(10) = -1 EBADF (Bad file descriptor) [pid 864] close(11) = -1 EBADF (Bad file descriptor) [pid 864] close(12) = -1 EBADF (Bad file descriptor) [pid 864] close(13) = -1 EBADF (Bad file descriptor) [pid 864] close(14) = -1 EBADF (Bad file descriptor) [pid 864] close(15) = -1 EBADF (Bad file descriptor) [pid 864] close(16) = -1 EBADF (Bad file descriptor) [pid 864] close(17) = -1 EBADF (Bad file descriptor) [pid 864] close(18) = -1 EBADF (Bad file descriptor) [pid 864] close(19) = -1 EBADF (Bad file descriptor) [pid 864] close(20) = -1 EBADF (Bad file descriptor) [pid 864] close(21) = -1 EBADF (Bad file descriptor) [pid 864] close(22) = -1 EBADF (Bad file descriptor) [pid 864] close(23) = -1 EBADF (Bad file descriptor) [pid 864] close(24) = -1 EBADF (Bad file descriptor) [pid 864] close(25) = -1 EBADF (Bad file descriptor) [pid 864] close(26) = -1 EBADF (Bad file descriptor) [pid 864] close(27) = -1 EBADF (Bad file descriptor) [pid 864] close(28) = -1 EBADF (Bad file descriptor) [pid 864] close(29) = -1 EBADF (Bad file descriptor) [pid 864] exit_group(0) = ? [pid 864] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./565/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./565/binderfs") = 0 [pid 298] umount2("./565/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./565/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./565/cgroup.net") = 0 [pid 298] umount2("./565/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./565/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./565/cgroup.cpu") = 0 [pid 298] umount2("./565/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./565/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./565/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./565") = 0 [pid 298] mkdir("./566", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 865 attached [pid 865] set_robust_list(0x555574184760, 24) = 0 [pid 865] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 568 [pid 865] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 865] chdir("./566") = 0 [pid 865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 865] <... prctl resumed>) = 0 [pid 865] setpgid(0, 0) = 0 [pid 865] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 865] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 865] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 865] write(3, "1000", 4) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 865] close(3) = 0 [pid 865] symlink("/dev/binderfs", "./binderfs") = 0 [pid 865] write(1, "executing program\n", 18) = 18 [pid 865] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 865] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 865] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 865] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 865] close(3) = 0 [pid 865] close(4) = 0 [pid 865] close(5) = -1 EBADF (Bad file descriptor) [pid 865] close(6) = -1 EBADF (Bad file descriptor) [pid 865] close(7) = -1 EBADF (Bad file descriptor) [pid 865] close(8) = -1 EBADF (Bad file descriptor) [pid 865] close(9) = -1 EBADF (Bad file descriptor) [pid 865] close(10) = -1 EBADF (Bad file descriptor) [pid 865] close(11) = -1 EBADF (Bad file descriptor) [pid 865] close(12) = -1 EBADF (Bad file descriptor) [pid 865] close(13) = -1 EBADF (Bad file descriptor) [pid 865] close(14) = -1 EBADF (Bad file descriptor) [pid 865] close(15) = -1 EBADF (Bad file descriptor) [pid 865] close(16) = -1 EBADF (Bad file descriptor) [pid 865] close(17) = -1 EBADF (Bad file descriptor) [pid 865] close(18) = -1 EBADF (Bad file descriptor) [pid 865] close(19) = -1 EBADF (Bad file descriptor) [pid 865] close(20) = -1 EBADF (Bad file descriptor) [pid 865] close(21) = -1 EBADF (Bad file descriptor) [pid 865] close(22) = -1 EBADF (Bad file descriptor) [pid 865] close(23) = -1 EBADF (Bad file descriptor) [pid 865] close(24) = -1 EBADF (Bad file descriptor) [pid 865] close(25) = -1 EBADF (Bad file descriptor) [pid 865] close(26) = -1 EBADF (Bad file descriptor) [pid 865] close(27) = -1 EBADF (Bad file descriptor) [pid 865] close(28) = -1 EBADF (Bad file descriptor) [pid 865] close(29) = -1 EBADF (Bad file descriptor) [pid 865] exit_group(0) = ? [pid 865] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./566/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./566/binderfs") = 0 [pid 298] umount2("./566/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./566/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./566/cgroup.net") = 0 [pid 298] umount2("./566/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./566/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./566/cgroup.cpu") = 0 [pid 298] umount2("./566/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./566/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./566/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./566") = 0 [pid 298] mkdir("./567", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 866 attached , child_tidptr=0x555574184750) = 569 [pid 866] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 866] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 866] chdir("./567") = 0 [pid 866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 866] setpgid(0, 0) = 0 [pid 866] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 866] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 866] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 866] write(3, "1000", 4) = 4 [pid 866] close(3) = 0 [pid 866] symlink("/dev/binderfs", "./binderfs") = 0 [pid 866] write(1, "executing program\n", 18) = 18 executing program [pid 866] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 866] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 866] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 866] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 866] close(3) = 0 [pid 866] close(4) = 0 [pid 866] close(5) = -1 EBADF (Bad file descriptor) [pid 866] close(6) = -1 EBADF (Bad file descriptor) [pid 866] close(7) = -1 EBADF (Bad file descriptor) [pid 866] close(8) = -1 EBADF (Bad file descriptor) [pid 866] close(9) = -1 EBADF (Bad file descriptor) [pid 866] close(10) = -1 EBADF (Bad file descriptor) [pid 866] close(11) = -1 EBADF (Bad file descriptor) [pid 866] close(12) = -1 EBADF (Bad file descriptor) [pid 866] close(13) = -1 EBADF (Bad file descriptor) [pid 866] close(14) = -1 EBADF (Bad file descriptor) [pid 866] close(15) = -1 EBADF (Bad file descriptor) [pid 866] close(16) = -1 EBADF (Bad file descriptor) [pid 866] close(17) = -1 EBADF (Bad file descriptor) [pid 866] close(18) = -1 EBADF (Bad file descriptor) [pid 866] close(19) = -1 EBADF (Bad file descriptor) [pid 866] close(20) = -1 EBADF (Bad file descriptor) [pid 866] close(21) = -1 EBADF (Bad file descriptor) [pid 866] close(22) = -1 EBADF (Bad file descriptor) [pid 866] close(23) = -1 EBADF (Bad file descriptor) [pid 866] close(24) = -1 EBADF (Bad file descriptor) [pid 866] close(25) = -1 EBADF (Bad file descriptor) [pid 866] close(26) = -1 EBADF (Bad file descriptor) [pid 866] close(27) = -1 EBADF (Bad file descriptor) [pid 866] close(28) = -1 EBADF (Bad file descriptor) [pid 866] close(29) = -1 EBADF (Bad file descriptor) [pid 866] exit_group(0) = ? [pid 866] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./567/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./567/binderfs") = 0 [pid 298] umount2("./567/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./567/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./567/cgroup.net") = 0 [pid 298] umount2("./567/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./567/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./567/cgroup.cpu") = 0 [pid 298] umount2("./567/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./567/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./567/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./567") = 0 [pid 298] mkdir("./568", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 867 attached [pid 867] set_robust_list(0x555574184760, 24) = 0 [pid 867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 867] chdir("./568") = 0 [pid 867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 867] setpgid(0, 0) = 0 [pid 867] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 570 [pid 867] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 867] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 867] write(3, "1000", 4) = 4 [pid 867] close(3) = 0 [pid 867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 867] write(1, "executing program\n", 18) = 18 [pid 867] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 867] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 867] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 867] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 867] close(3) = 0 [pid 867] close(4) = 0 [pid 867] close(5) = -1 EBADF (Bad file descriptor) [pid 867] close(6) = -1 EBADF (Bad file descriptor) [pid 867] close(7) = -1 EBADF (Bad file descriptor) [pid 867] close(8) = -1 EBADF (Bad file descriptor) [pid 867] close(9) = -1 EBADF (Bad file descriptor) [pid 867] close(10) = -1 EBADF (Bad file descriptor) [pid 867] close(11) = -1 EBADF (Bad file descriptor) [pid 867] close(12) = -1 EBADF (Bad file descriptor) [pid 867] close(13) = -1 EBADF (Bad file descriptor) [pid 867] close(14) = -1 EBADF (Bad file descriptor) [pid 867] close(15) = -1 EBADF (Bad file descriptor) [pid 867] close(16) = -1 EBADF (Bad file descriptor) [pid 867] close(17) = -1 EBADF (Bad file descriptor) [pid 867] close(18) = -1 EBADF (Bad file descriptor) [pid 867] close(19) = -1 EBADF (Bad file descriptor) [pid 867] close(20) = -1 EBADF (Bad file descriptor) [pid 867] close(21) = -1 EBADF (Bad file descriptor) [pid 867] close(22) = -1 EBADF (Bad file descriptor) [pid 867] close(23) = -1 EBADF (Bad file descriptor) [pid 867] close(24) = -1 EBADF (Bad file descriptor) [pid 867] close(25) = -1 EBADF (Bad file descriptor) [pid 867] close(26) = -1 EBADF (Bad file descriptor) [pid 867] close(27) = -1 EBADF (Bad file descriptor) [pid 867] close(28) = -1 EBADF (Bad file descriptor) [pid 867] close(29) = -1 EBADF (Bad file descriptor) [pid 867] exit_group(0) = ? [pid 867] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./568/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./568/binderfs") = 0 [pid 298] umount2("./568/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./568/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./568/cgroup.net") = 0 [pid 298] umount2("./568/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./568/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./568/cgroup.cpu") = 0 [pid 298] umount2("./568/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./568/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./568/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./568") = 0 [pid 298] mkdir("./569", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 868 attached , child_tidptr=0x555574184750) = 571 [pid 868] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 868] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 868] chdir("./569") = 0 [pid 868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 868] setpgid(0, 0) = 0 [pid 868] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 868] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 868] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 868] write(3, "1000", 4) = 4 [pid 868] close(3) = 0 [pid 868] symlink("/dev/binderfs", "./binderfs") = 0 [pid 868] write(1, "executing program\n", 18) = 18 executing program [pid 868] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 868] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 868] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 868] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 868] close(3) = 0 [pid 868] close(4) = 0 [pid 868] close(5) = -1 EBADF (Bad file descriptor) [pid 868] close(6) = -1 EBADF (Bad file descriptor) [pid 868] close(7) = -1 EBADF (Bad file descriptor) [pid 868] close(8) = -1 EBADF (Bad file descriptor) [pid 868] close(9) = -1 EBADF (Bad file descriptor) [pid 868] close(10) = -1 EBADF (Bad file descriptor) [pid 868] close(11) = -1 EBADF (Bad file descriptor) [pid 868] close(12) = -1 EBADF (Bad file descriptor) [pid 868] close(13) = -1 EBADF (Bad file descriptor) [pid 868] close(14) = -1 EBADF (Bad file descriptor) [pid 868] close(15) = -1 EBADF (Bad file descriptor) [pid 868] close(16) = -1 EBADF (Bad file descriptor) [pid 868] close(17) = -1 EBADF (Bad file descriptor) [pid 868] close(18) = -1 EBADF (Bad file descriptor) [pid 868] close(19) = -1 EBADF (Bad file descriptor) [pid 868] close(20) = -1 EBADF (Bad file descriptor) [pid 868] close(21) = -1 EBADF (Bad file descriptor) [pid 868] close(22) = -1 EBADF (Bad file descriptor) [pid 868] close(23) = -1 EBADF (Bad file descriptor) [pid 868] close(24) = -1 EBADF (Bad file descriptor) [pid 868] close(25) = -1 EBADF (Bad file descriptor) [pid 868] close(26) = -1 EBADF (Bad file descriptor) [pid 868] close(27) = -1 EBADF (Bad file descriptor) [pid 868] close(28) = -1 EBADF (Bad file descriptor) [pid 868] close(29) = -1 EBADF (Bad file descriptor) [pid 868] exit_group(0) = ? [pid 868] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./569/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./569/binderfs") = 0 [pid 298] umount2("./569/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./569/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./569/cgroup.net") = 0 [pid 298] umount2("./569/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./569/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./569/cgroup.cpu") = 0 [pid 298] umount2("./569/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./569/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./569/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./569") = 0 [pid 298] mkdir("./570", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 869 attached , child_tidptr=0x555574184750) = 572 [pid 869] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 869] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 869] chdir("./570") = 0 [pid 869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 869] setpgid(0, 0) = 0 [pid 869] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 869] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 869] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 869] write(3, "1000", 4) = 4 [pid 869] close(3) = 0 [pid 869] symlink("/dev/binderfs", "./binderfs") = 0 [pid 869] write(1, "executing program\n", 18) = 18 executing program [pid 869] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 869] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 869] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 869] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 869] close(3) = 0 [pid 869] close(4) = 0 [pid 869] close(5) = -1 EBADF (Bad file descriptor) [pid 869] close(6) = -1 EBADF (Bad file descriptor) [pid 869] close(7) = -1 EBADF (Bad file descriptor) [pid 869] close(8) = -1 EBADF (Bad file descriptor) [pid 869] close(9) = -1 EBADF (Bad file descriptor) [pid 869] close(10) = -1 EBADF (Bad file descriptor) [pid 869] close(11) = -1 EBADF (Bad file descriptor) [pid 869] close(12) = -1 EBADF (Bad file descriptor) [pid 869] close(13) = -1 EBADF (Bad file descriptor) [pid 869] close(14) = -1 EBADF (Bad file descriptor) [pid 869] close(15) = -1 EBADF (Bad file descriptor) [pid 869] close(16) = -1 EBADF (Bad file descriptor) [pid 869] close(17) = -1 EBADF (Bad file descriptor) [pid 869] close(18) = -1 EBADF (Bad file descriptor) [pid 869] close(19) = -1 EBADF (Bad file descriptor) [pid 869] close(20) = -1 EBADF (Bad file descriptor) [pid 869] close(21) = -1 EBADF (Bad file descriptor) [pid 869] close(22) = -1 EBADF (Bad file descriptor) [pid 869] close(23) = -1 EBADF (Bad file descriptor) [pid 869] close(24) = -1 EBADF (Bad file descriptor) [pid 869] close(25) = -1 EBADF (Bad file descriptor) [pid 869] close(26) = -1 EBADF (Bad file descriptor) [pid 869] close(27) = -1 EBADF (Bad file descriptor) [pid 869] close(28) = -1 EBADF (Bad file descriptor) [pid 869] close(29) = -1 EBADF (Bad file descriptor) [pid 869] exit_group(0) = ? [pid 869] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./570/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./570/binderfs") = 0 [pid 298] umount2("./570/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./570/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./570/cgroup.net") = 0 [pid 298] umount2("./570/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./570/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./570/cgroup.cpu") = 0 [pid 298] umount2("./570/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./570/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./570/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./570") = 0 [pid 298] mkdir("./571", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 870 attached [pid 870] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 573 [pid 870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 870] chdir("./571" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 870] <... chdir resumed>) = 0 [pid 870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 870] <... prctl resumed>) = 0 [pid 870] setpgid(0, 0) = 0 [pid 870] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 870] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 870] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 870] write(3, "1000", 4) = 4 [pid 870] close(3) = 0 [pid 870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 870] write(1, "executing program\n", 18) = 18 executing program [pid 870] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 870] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 870] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 870] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 870] close(3) = 0 [pid 870] close(4) = 0 [pid 870] close(5) = -1 EBADF (Bad file descriptor) [pid 870] close(6) = -1 EBADF (Bad file descriptor) [pid 870] close(7) = -1 EBADF (Bad file descriptor) [pid 870] close(8) = -1 EBADF (Bad file descriptor) [pid 870] close(9) = -1 EBADF (Bad file descriptor) [pid 870] close(10) = -1 EBADF (Bad file descriptor) [pid 870] close(11) = -1 EBADF (Bad file descriptor) [pid 870] close(12) = -1 EBADF (Bad file descriptor) [pid 870] close(13) = -1 EBADF (Bad file descriptor) [pid 870] close(14) = -1 EBADF (Bad file descriptor) [pid 870] close(15) = -1 EBADF (Bad file descriptor) [pid 870] close(16) = -1 EBADF (Bad file descriptor) [pid 870] close(17) = -1 EBADF (Bad file descriptor) [pid 870] close(18) = -1 EBADF (Bad file descriptor) [pid 870] close(19) = -1 EBADF (Bad file descriptor) [pid 870] close(20) = -1 EBADF (Bad file descriptor) [pid 870] close(21) = -1 EBADF (Bad file descriptor) [pid 870] close(22) = -1 EBADF (Bad file descriptor) [pid 870] close(23) = -1 EBADF (Bad file descriptor) [pid 870] close(24) = -1 EBADF (Bad file descriptor) [pid 870] close(25) = -1 EBADF (Bad file descriptor) [pid 870] close(26) = -1 EBADF (Bad file descriptor) [pid 870] close(27) = -1 EBADF (Bad file descriptor) [pid 870] close(28) = -1 EBADF (Bad file descriptor) [pid 870] close(29) = -1 EBADF (Bad file descriptor) [pid 870] exit_group(0) = ? [pid 870] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./571/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./571/binderfs") = 0 [pid 298] umount2("./571/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./571/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./571/cgroup.net") = 0 [pid 298] umount2("./571/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./571/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./571/cgroup.cpu") = 0 [pid 298] umount2("./571/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./571/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./571/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./571") = 0 [pid 298] mkdir("./572", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 871 attached [pid 871] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 574 [pid 871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 871] chdir("./572") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 871] setpgid(0, 0) = 0 [pid 871] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 871] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 871] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 871] write(3, "1000", 4) = 4 [pid 871] close(3) = 0 [pid 871] symlink("/dev/binderfs", "./binderfs") = 0 [pid 871] write(1, "executing program\n", 18) = 18 executing program [pid 871] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 871] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 871] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 871] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 871] close(3) = 0 [pid 871] close(4) = 0 [pid 871] close(5) = -1 EBADF (Bad file descriptor) [pid 871] close(6) = -1 EBADF (Bad file descriptor) [pid 871] close(7) = -1 EBADF (Bad file descriptor) [pid 871] close(8) = -1 EBADF (Bad file descriptor) [pid 871] close(9) = -1 EBADF (Bad file descriptor) [pid 871] close(10) = -1 EBADF (Bad file descriptor) [pid 871] close(11) = -1 EBADF (Bad file descriptor) [pid 871] close(12) = -1 EBADF (Bad file descriptor) [pid 871] close(13) = -1 EBADF (Bad file descriptor) [pid 871] close(14) = -1 EBADF (Bad file descriptor) [pid 871] close(15) = -1 EBADF (Bad file descriptor) [pid 871] close(16) = -1 EBADF (Bad file descriptor) [pid 871] close(17) = -1 EBADF (Bad file descriptor) [pid 871] close(18) = -1 EBADF (Bad file descriptor) [pid 871] close(19) = -1 EBADF (Bad file descriptor) [pid 871] close(20) = -1 EBADF (Bad file descriptor) [pid 871] close(21) = -1 EBADF (Bad file descriptor) [pid 871] close(22) = -1 EBADF (Bad file descriptor) [pid 871] close(23) = -1 EBADF (Bad file descriptor) [pid 871] close(24) = -1 EBADF (Bad file descriptor) [pid 871] close(25) = -1 EBADF (Bad file descriptor) [pid 871] close(26) = -1 EBADF (Bad file descriptor) [pid 871] close(27) = -1 EBADF (Bad file descriptor) [pid 871] close(28) = -1 EBADF (Bad file descriptor) [pid 871] close(29) = -1 EBADF (Bad file descriptor) [pid 871] exit_group(0) = ? [pid 871] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./572/binderfs") = 0 [pid 298] umount2("./572/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./572/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./572/cgroup.net") = 0 [pid 298] umount2("./572/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./572/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./572/cgroup.cpu") = 0 [pid 298] umount2("./572/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./572/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./572/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./572") = 0 [pid 298] mkdir("./573", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 872 attached [pid 872] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 575 [pid 872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 872] chdir("./573" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 872] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 872] setpgid(0, 0) = 0 [pid 872] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 872] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 872] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 872] write(3, "1000", 4) = 4 [pid 872] close(3) = 0 [pid 872] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 872] write(1, "executing program\n", 18) = 18 [pid 872] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 872] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 872] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 872] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 872] close(3) = 0 [pid 872] close(4) = 0 [pid 872] close(5) = -1 EBADF (Bad file descriptor) [pid 872] close(6) = -1 EBADF (Bad file descriptor) [pid 872] close(7) = -1 EBADF (Bad file descriptor) [pid 872] close(8) = -1 EBADF (Bad file descriptor) [pid 872] close(9) = -1 EBADF (Bad file descriptor) [pid 872] close(10) = -1 EBADF (Bad file descriptor) [pid 872] close(11) = -1 EBADF (Bad file descriptor) [pid 872] close(12) = -1 EBADF (Bad file descriptor) [pid 872] close(13) = -1 EBADF (Bad file descriptor) [pid 872] close(14) = -1 EBADF (Bad file descriptor) [pid 872] close(15) = -1 EBADF (Bad file descriptor) [pid 872] close(16) = -1 EBADF (Bad file descriptor) [pid 872] close(17) = -1 EBADF (Bad file descriptor) [pid 872] close(18) = -1 EBADF (Bad file descriptor) [pid 872] close(19) = -1 EBADF (Bad file descriptor) [pid 872] close(20) = -1 EBADF (Bad file descriptor) [pid 872] close(21) = -1 EBADF (Bad file descriptor) [pid 872] close(22) = -1 EBADF (Bad file descriptor) [pid 872] close(23) = -1 EBADF (Bad file descriptor) [pid 872] close(24) = -1 EBADF (Bad file descriptor) [pid 872] close(25) = -1 EBADF (Bad file descriptor) [pid 872] close(26) = -1 EBADF (Bad file descriptor) [pid 872] close(27) = -1 EBADF (Bad file descriptor) [pid 872] close(28) = -1 EBADF (Bad file descriptor) [pid 872] close(29) = -1 EBADF (Bad file descriptor) [pid 872] exit_group(0) = ? [pid 872] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./573/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./573/binderfs") = 0 [pid 298] umount2("./573/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./573/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./573/cgroup.net") = 0 [pid 298] umount2("./573/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./573/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./573/cgroup.cpu") = 0 [pid 298] umount2("./573/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./573/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./573/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./573") = 0 [pid 298] mkdir("./574", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 873 attached [pid 873] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 576 [pid 873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 873] chdir("./574" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 873] <... chdir resumed>) = 0 [pid 873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 873] setpgid(0, 0) = 0 [pid 873] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 873] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 873] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 873] write(3, "1000", 4) = 4 [pid 873] close(3) = 0 [pid 873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 873] write(1, "executing program\n", 18) = 18 executing program [pid 873] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 873] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 873] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 873] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 873] close(3) = 0 [pid 873] close(4) = 0 [pid 873] close(5) = -1 EBADF (Bad file descriptor) [pid 873] close(6) = -1 EBADF (Bad file descriptor) [pid 873] close(7) = -1 EBADF (Bad file descriptor) [pid 873] close(8) = -1 EBADF (Bad file descriptor) [pid 873] close(9) = -1 EBADF (Bad file descriptor) [pid 873] close(10) = -1 EBADF (Bad file descriptor) [pid 873] close(11) = -1 EBADF (Bad file descriptor) [pid 873] close(12) = -1 EBADF (Bad file descriptor) [pid 873] close(13) = -1 EBADF (Bad file descriptor) [pid 873] close(14) = -1 EBADF (Bad file descriptor) [pid 873] close(15) = -1 EBADF (Bad file descriptor) [pid 873] close(16) = -1 EBADF (Bad file descriptor) [pid 873] close(17) = -1 EBADF (Bad file descriptor) [pid 873] close(18) = -1 EBADF (Bad file descriptor) [pid 873] close(19) = -1 EBADF (Bad file descriptor) [pid 873] close(20) = -1 EBADF (Bad file descriptor) [pid 873] close(21) = -1 EBADF (Bad file descriptor) [pid 873] close(22) = -1 EBADF (Bad file descriptor) [pid 873] close(23) = -1 EBADF (Bad file descriptor) [pid 873] close(24) = -1 EBADF (Bad file descriptor) [pid 873] close(25) = -1 EBADF (Bad file descriptor) [pid 873] close(26) = -1 EBADF (Bad file descriptor) [pid 873] close(27) = -1 EBADF (Bad file descriptor) [pid 873] close(28) = -1 EBADF (Bad file descriptor) [pid 873] close(29) = -1 EBADF (Bad file descriptor) [pid 873] exit_group(0) = ? [pid 873] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./574/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./574/binderfs") = 0 [pid 298] umount2("./574/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./574/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./574/cgroup.net") = 0 [pid 298] umount2("./574/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./574/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./574/cgroup.cpu") = 0 [pid 298] umount2("./574/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./574/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./574/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./574") = 0 [pid 298] mkdir("./575", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 874 attached [pid 874] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 577 [pid 874] <... set_robust_list resumed>) = 0 [pid 874] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 874] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 874] chdir("./575") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 874] setpgid(0, 0) = 0 [pid 874] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 874] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 874] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 874] write(3, "1000", 4) = 4 [pid 874] close(3) = 0 [pid 874] symlink("/dev/binderfs", "./binderfs") = 0 [pid 874] write(1, "executing program\n", 18) = 18 executing program [pid 874] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 874] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 874] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 874] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 874] close(3) = 0 [pid 874] close(4) = 0 [pid 874] close(5) = -1 EBADF (Bad file descriptor) [pid 874] close(6) = -1 EBADF (Bad file descriptor) [pid 874] close(7) = -1 EBADF (Bad file descriptor) [pid 874] close(8) = -1 EBADF (Bad file descriptor) [pid 874] close(9) = -1 EBADF (Bad file descriptor) [pid 874] close(10) = -1 EBADF (Bad file descriptor) [pid 874] close(11) = -1 EBADF (Bad file descriptor) [pid 874] close(12) = -1 EBADF (Bad file descriptor) [pid 874] close(13) = -1 EBADF (Bad file descriptor) [pid 874] close(14) = -1 EBADF (Bad file descriptor) [pid 874] close(15) = -1 EBADF (Bad file descriptor) [pid 874] close(16) = -1 EBADF (Bad file descriptor) [pid 874] close(17) = -1 EBADF (Bad file descriptor) [pid 874] close(18) = -1 EBADF (Bad file descriptor) [pid 874] close(19) = -1 EBADF (Bad file descriptor) [pid 874] close(20) = -1 EBADF (Bad file descriptor) [pid 874] close(21) = -1 EBADF (Bad file descriptor) [pid 874] close(22) = -1 EBADF (Bad file descriptor) [pid 874] close(23) = -1 EBADF (Bad file descriptor) [pid 874] close(24) = -1 EBADF (Bad file descriptor) [pid 874] close(25) = -1 EBADF (Bad file descriptor) [pid 874] close(26) = -1 EBADF (Bad file descriptor) [pid 874] close(27) = -1 EBADF (Bad file descriptor) [pid 874] close(28) = -1 EBADF (Bad file descriptor) [pid 874] close(29) = -1 EBADF (Bad file descriptor) [pid 874] exit_group(0) = ? [pid 874] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./575/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./575/binderfs") = 0 [pid 298] umount2("./575/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./575/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./575/cgroup.net") = 0 [pid 298] umount2("./575/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./575/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./575/cgroup.cpu") = 0 [pid 298] umount2("./575/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./575/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./575/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./575") = 0 [pid 298] mkdir("./576", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 875 attached [pid 875] set_robust_list(0x555574184760, 24) = 0 [pid 875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 578 [pid 875] chdir("./576") = 0 [pid 875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 875] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 875] <... setpgid resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 875] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 875] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 875] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 875] write(3, "1000", 4) = 4 [pid 875] close(3) = 0 [pid 875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 875] write(1, "executing program\n", 18) = 18 executing program [pid 875] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 875] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 875] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 875] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 875] close(3) = 0 [pid 875] close(4) = 0 [pid 875] close(5) = -1 EBADF (Bad file descriptor) [pid 875] close(6) = -1 EBADF (Bad file descriptor) [pid 875] close(7) = -1 EBADF (Bad file descriptor) [pid 875] close(8) = -1 EBADF (Bad file descriptor) [pid 875] close(9) = -1 EBADF (Bad file descriptor) [pid 875] close(10) = -1 EBADF (Bad file descriptor) [pid 875] close(11) = -1 EBADF (Bad file descriptor) [pid 875] close(12) = -1 EBADF (Bad file descriptor) [pid 875] close(13) = -1 EBADF (Bad file descriptor) [pid 875] close(14) = -1 EBADF (Bad file descriptor) [pid 875] close(15) = -1 EBADF (Bad file descriptor) [pid 875] close(16) = -1 EBADF (Bad file descriptor) [pid 875] close(17) = -1 EBADF (Bad file descriptor) [pid 875] close(18) = -1 EBADF (Bad file descriptor) [pid 875] close(19) = -1 EBADF (Bad file descriptor) [pid 875] close(20) = -1 EBADF (Bad file descriptor) [pid 875] close(21) = -1 EBADF (Bad file descriptor) [pid 875] close(22) = -1 EBADF (Bad file descriptor) [pid 875] close(23) = -1 EBADF (Bad file descriptor) [pid 875] close(24) = -1 EBADF (Bad file descriptor) [pid 875] close(25) = -1 EBADF (Bad file descriptor) [pid 875] close(26) = -1 EBADF (Bad file descriptor) [pid 875] close(27) = -1 EBADF (Bad file descriptor) [pid 875] close(28) = -1 EBADF (Bad file descriptor) [pid 875] close(29) = -1 EBADF (Bad file descriptor) [pid 875] exit_group(0) = ? [pid 875] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./576/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./576/binderfs") = 0 [pid 298] umount2("./576/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./576/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./576/cgroup.net") = 0 [pid 298] umount2("./576/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./576/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./576/cgroup.cpu") = 0 [pid 298] umount2("./576/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./576/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./576/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./576") = 0 [pid 298] mkdir("./577", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 876 attached [pid 876] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 579 [pid 876] <... set_robust_list resumed>) = 0 [pid 876] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 876] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] chdir("./577" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] <... chdir resumed>) = 0 [pid 876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 876] setpgid(0, 0) = 0 [pid 876] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 876] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 876] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 876] write(3, "1000", 4) = 4 [pid 876] close(3) = 0 [pid 876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 876] write(1, "executing program\n", 18) = 18 [pid 876] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 876] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 876] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 876] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 876] close(3) = 0 [pid 876] close(4) = 0 [pid 876] close(5) = -1 EBADF (Bad file descriptor) [pid 876] close(6) = -1 EBADF (Bad file descriptor) [pid 876] close(7) = -1 EBADF (Bad file descriptor) [pid 876] close(8) = -1 EBADF (Bad file descriptor) [pid 876] close(9) = -1 EBADF (Bad file descriptor) [pid 876] close(10) = -1 EBADF (Bad file descriptor) [pid 876] close(11) = -1 EBADF (Bad file descriptor) [pid 876] close(12) = -1 EBADF (Bad file descriptor) [pid 876] close(13) = -1 EBADF (Bad file descriptor) [pid 876] close(14) = -1 EBADF (Bad file descriptor) [pid 876] close(15) = -1 EBADF (Bad file descriptor) [pid 876] close(16) = -1 EBADF (Bad file descriptor) [pid 876] close(17) = -1 EBADF (Bad file descriptor) [pid 876] close(18) = -1 EBADF (Bad file descriptor) [pid 876] close(19) = -1 EBADF (Bad file descriptor) [pid 876] close(20) = -1 EBADF (Bad file descriptor) [pid 876] close(21) = -1 EBADF (Bad file descriptor) [pid 876] close(22) = -1 EBADF (Bad file descriptor) [pid 876] close(23) = -1 EBADF (Bad file descriptor) [pid 876] close(24) = -1 EBADF (Bad file descriptor) [pid 876] close(25) = -1 EBADF (Bad file descriptor) [pid 876] close(26) = -1 EBADF (Bad file descriptor) [pid 876] close(27) = -1 EBADF (Bad file descriptor) [pid 876] close(28) = -1 EBADF (Bad file descriptor) [pid 876] close(29) = -1 EBADF (Bad file descriptor) [pid 876] exit_group(0) = ? [pid 876] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./577/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./577/binderfs") = 0 [pid 298] umount2("./577/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./577/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./577/cgroup.net") = 0 [pid 298] umount2("./577/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./577/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./577/cgroup.cpu") = 0 [pid 298] umount2("./577/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./577/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./577/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./577") = 0 [pid 298] mkdir("./578", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 877 attached [pid 877] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 580 [pid 877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 877] chdir("./578") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 877] setpgid(0, 0) = 0 [pid 877] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 877] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 877] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 877] write(3, "1000", 4) = 4 [pid 877] close(3) = 0 [pid 877] symlink("/dev/binderfs", "./binderfs") = 0 [pid 877] write(1, "executing program\n", 18) = 18 executing program [pid 877] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 877] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 877] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 877] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 877] close(3) = 0 [pid 877] close(4) = 0 [pid 877] close(5) = -1 EBADF (Bad file descriptor) [pid 877] close(6) = -1 EBADF (Bad file descriptor) [pid 877] close(7) = -1 EBADF (Bad file descriptor) [pid 877] close(8) = -1 EBADF (Bad file descriptor) [pid 877] close(9) = -1 EBADF (Bad file descriptor) [pid 877] close(10) = -1 EBADF (Bad file descriptor) [pid 877] close(11) = -1 EBADF (Bad file descriptor) [pid 877] close(12) = -1 EBADF (Bad file descriptor) [pid 877] close(13) = -1 EBADF (Bad file descriptor) [pid 877] close(14) = -1 EBADF (Bad file descriptor) [pid 877] close(15) = -1 EBADF (Bad file descriptor) [pid 877] close(16) = -1 EBADF (Bad file descriptor) [pid 877] close(17) = -1 EBADF (Bad file descriptor) [pid 877] close(18) = -1 EBADF (Bad file descriptor) [pid 877] close(19) = -1 EBADF (Bad file descriptor) [pid 877] close(20) = -1 EBADF (Bad file descriptor) [pid 877] close(21) = -1 EBADF (Bad file descriptor) [pid 877] close(22) = -1 EBADF (Bad file descriptor) [pid 877] close(23) = -1 EBADF (Bad file descriptor) [pid 877] close(24) = -1 EBADF (Bad file descriptor) [pid 877] close(25) = -1 EBADF (Bad file descriptor) [pid 877] close(26) = -1 EBADF (Bad file descriptor) [pid 877] close(27) = -1 EBADF (Bad file descriptor) [pid 877] close(28) = -1 EBADF (Bad file descriptor) [pid 877] close(29) = -1 EBADF (Bad file descriptor) [pid 877] exit_group(0) = ? [pid 877] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./578/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./578/binderfs") = 0 [pid 298] umount2("./578/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./578/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./578/cgroup.net") = 0 [pid 298] umount2("./578/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./578/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./578/cgroup.cpu") = 0 [pid 298] umount2("./578/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./578/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./578/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./578") = 0 [pid 298] mkdir("./579", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 878 attached [pid 878] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 581 [pid 878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 878] chdir("./579" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 878] <... chdir resumed>) = 0 [pid 878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 878] <... prctl resumed>) = 0 [pid 878] setpgid(0, 0) = 0 [pid 878] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 878] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 878] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 878] write(3, "1000", 4) = 4 [pid 878] close(3) = 0 [pid 878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 878] write(1, "executing program\n", 18) = 18 [pid 878] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 878] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 878] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 878] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 878] close(3) = 0 [pid 878] close(4) = 0 [pid 878] close(5) = -1 EBADF (Bad file descriptor) [pid 878] close(6) = -1 EBADF (Bad file descriptor) [pid 878] close(7) = -1 EBADF (Bad file descriptor) [pid 878] close(8) = -1 EBADF (Bad file descriptor) [pid 878] close(9) = -1 EBADF (Bad file descriptor) [pid 878] close(10) = -1 EBADF (Bad file descriptor) [pid 878] close(11) = -1 EBADF (Bad file descriptor) [pid 878] close(12) = -1 EBADF (Bad file descriptor) [pid 878] close(13) = -1 EBADF (Bad file descriptor) [pid 878] close(14) = -1 EBADF (Bad file descriptor) [pid 878] close(15) = -1 EBADF (Bad file descriptor) [pid 878] close(16) = -1 EBADF (Bad file descriptor) [pid 878] close(17) = -1 EBADF (Bad file descriptor) [pid 878] close(18) = -1 EBADF (Bad file descriptor) [pid 878] close(19) = -1 EBADF (Bad file descriptor) [pid 878] close(20) = -1 EBADF (Bad file descriptor) [pid 878] close(21) = -1 EBADF (Bad file descriptor) [pid 878] close(22) = -1 EBADF (Bad file descriptor) [pid 878] close(23) = -1 EBADF (Bad file descriptor) [pid 878] close(24) = -1 EBADF (Bad file descriptor) [pid 878] close(25) = -1 EBADF (Bad file descriptor) [pid 878] close(26) = -1 EBADF (Bad file descriptor) [pid 878] close(27) = -1 EBADF (Bad file descriptor) [pid 878] close(28) = -1 EBADF (Bad file descriptor) [pid 878] close(29) = -1 EBADF (Bad file descriptor) [pid 878] exit_group(0) = ? [pid 878] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./579/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./579/binderfs") = 0 [pid 298] umount2("./579/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./579/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./579/cgroup.net") = 0 [pid 298] umount2("./579/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./579/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./579/cgroup.cpu") = 0 [pid 298] umount2("./579/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./579/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./579/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./579") = 0 [pid 298] mkdir("./580", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 879 attached [pid 879] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 582 [pid 879] <... set_robust_list resumed>) = 0 [pid 879] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 879] chdir("./580" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 879] <... chdir resumed>) = 0 [pid 879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 879] setpgid(0, 0) = 0 [pid 879] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 879] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 879] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 879] write(3, "1000", 4) = 4 [pid 879] close(3) = 0 [pid 879] symlink("/dev/binderfs", "./binderfs") = 0 [pid 879] write(1, "executing program\n", 18) = 18 executing program [pid 879] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 879] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 879] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 879] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 879] close(3) = 0 [pid 879] close(4) = 0 [pid 879] close(5) = -1 EBADF (Bad file descriptor) [pid 879] close(6) = -1 EBADF (Bad file descriptor) [pid 879] close(7) = -1 EBADF (Bad file descriptor) [pid 879] close(8) = -1 EBADF (Bad file descriptor) [pid 879] close(9) = -1 EBADF (Bad file descriptor) [pid 879] close(10) = -1 EBADF (Bad file descriptor) [pid 879] close(11) = -1 EBADF (Bad file descriptor) [pid 879] close(12) = -1 EBADF (Bad file descriptor) [pid 879] close(13) = -1 EBADF (Bad file descriptor) [pid 879] close(14) = -1 EBADF (Bad file descriptor) [pid 879] close(15) = -1 EBADF (Bad file descriptor) [pid 879] close(16) = -1 EBADF (Bad file descriptor) [pid 879] close(17) = -1 EBADF (Bad file descriptor) [pid 879] close(18) = -1 EBADF (Bad file descriptor) [pid 879] close(19) = -1 EBADF (Bad file descriptor) [pid 879] close(20) = -1 EBADF (Bad file descriptor) [pid 879] close(21) = -1 EBADF (Bad file descriptor) [pid 879] close(22) = -1 EBADF (Bad file descriptor) [pid 879] close(23) = -1 EBADF (Bad file descriptor) [pid 879] close(24) = -1 EBADF (Bad file descriptor) [pid 879] close(25) = -1 EBADF (Bad file descriptor) [pid 879] close(26) = -1 EBADF (Bad file descriptor) [pid 879] close(27) = -1 EBADF (Bad file descriptor) [pid 879] close(28) = -1 EBADF (Bad file descriptor) [pid 879] close(29) = -1 EBADF (Bad file descriptor) [pid 879] exit_group(0) = ? [pid 879] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./580/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./580/binderfs") = 0 [pid 298] umount2("./580/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./580/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./580/cgroup.net") = 0 [pid 298] umount2("./580/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./580/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./580/cgroup.cpu") = 0 [pid 298] umount2("./580/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./580/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./580/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./580") = 0 [pid 298] mkdir("./581", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 880 attached [pid 880] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 583 [pid 880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 880] chdir("./581" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 880] <... chdir resumed>) = 0 [pid 880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 880] setpgid(0, 0) = 0 [pid 880] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 880] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 880] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 880] write(3, "1000", 4) = 4 [pid 880] close(3) = 0 [pid 880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 880] write(1, "executing program\n", 18) = 18 executing program [pid 880] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 880] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 880] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 880] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 880] close(3) = 0 [pid 880] close(4) = 0 [pid 880] close(5) = -1 EBADF (Bad file descriptor) [pid 880] close(6) = -1 EBADF (Bad file descriptor) [pid 880] close(7) = -1 EBADF (Bad file descriptor) [pid 880] close(8) = -1 EBADF (Bad file descriptor) [pid 880] close(9) = -1 EBADF (Bad file descriptor) [pid 880] close(10) = -1 EBADF (Bad file descriptor) [pid 880] close(11) = -1 EBADF (Bad file descriptor) [pid 880] close(12) = -1 EBADF (Bad file descriptor) [pid 880] close(13) = -1 EBADF (Bad file descriptor) [pid 880] close(14) = -1 EBADF (Bad file descriptor) [pid 880] close(15) = -1 EBADF (Bad file descriptor) [pid 880] close(16) = -1 EBADF (Bad file descriptor) [pid 880] close(17) = -1 EBADF (Bad file descriptor) [pid 880] close(18) = -1 EBADF (Bad file descriptor) [pid 880] close(19) = -1 EBADF (Bad file descriptor) [pid 880] close(20) = -1 EBADF (Bad file descriptor) [pid 880] close(21) = -1 EBADF (Bad file descriptor) [pid 880] close(22) = -1 EBADF (Bad file descriptor) [pid 880] close(23) = -1 EBADF (Bad file descriptor) [pid 880] close(24) = -1 EBADF (Bad file descriptor) [pid 880] close(25) = -1 EBADF (Bad file descriptor) [pid 880] close(26) = -1 EBADF (Bad file descriptor) [pid 880] close(27) = -1 EBADF (Bad file descriptor) [pid 880] close(28) = -1 EBADF (Bad file descriptor) [pid 880] close(29) = -1 EBADF (Bad file descriptor) [pid 880] exit_group(0) = ? [pid 880] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./581/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./581/binderfs") = 0 [pid 298] umount2("./581/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./581/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./581/cgroup.net") = 0 [pid 298] umount2("./581/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./581/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./581/cgroup.cpu") = 0 [pid 298] umount2("./581/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./581/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./581/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./581") = 0 [pid 298] mkdir("./582", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 881 attached [pid 881] set_robust_list(0x555574184760, 24) = 0 [pid 881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 584 [pid 881] chdir("./582") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 881] <... prctl resumed>) = 0 [pid 881] setpgid(0, 0) = 0 [pid 881] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 881] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 881] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 881] write(3, "1000", 4) = 4 [pid 881] close(3) = 0 [pid 881] symlink("/dev/binderfs", "./binderfs") = 0 [pid 881] write(1, "executing program\n", 18) = 18 executing program [pid 881] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 881] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 881] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 881] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 881] close(3) = 0 [pid 881] close(4) = 0 [pid 881] close(5) = -1 EBADF (Bad file descriptor) [pid 881] close(6) = -1 EBADF (Bad file descriptor) [pid 881] close(7) = -1 EBADF (Bad file descriptor) [pid 881] close(8) = -1 EBADF (Bad file descriptor) [pid 881] close(9) = -1 EBADF (Bad file descriptor) [pid 881] close(10) = -1 EBADF (Bad file descriptor) [pid 881] close(11) = -1 EBADF (Bad file descriptor) [pid 881] close(12) = -1 EBADF (Bad file descriptor) [pid 881] close(13) = -1 EBADF (Bad file descriptor) [pid 881] close(14) = -1 EBADF (Bad file descriptor) [pid 881] close(15) = -1 EBADF (Bad file descriptor) [pid 881] close(16) = -1 EBADF (Bad file descriptor) [pid 881] close(17) = -1 EBADF (Bad file descriptor) [pid 881] close(18) = -1 EBADF (Bad file descriptor) [pid 881] close(19) = -1 EBADF (Bad file descriptor) [pid 881] close(20) = -1 EBADF (Bad file descriptor) [pid 881] close(21) = -1 EBADF (Bad file descriptor) [pid 881] close(22) = -1 EBADF (Bad file descriptor) [pid 881] close(23) = -1 EBADF (Bad file descriptor) [pid 881] close(24) = -1 EBADF (Bad file descriptor) [pid 881] close(25) = -1 EBADF (Bad file descriptor) [pid 881] close(26) = -1 EBADF (Bad file descriptor) [pid 881] close(27) = -1 EBADF (Bad file descriptor) [pid 881] close(28) = -1 EBADF (Bad file descriptor) [pid 881] close(29) = -1 EBADF (Bad file descriptor) [pid 881] exit_group(0) = ? [pid 881] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./582/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./582/binderfs") = 0 [pid 298] umount2("./582/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./582/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./582/cgroup.net") = 0 [pid 298] umount2("./582/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./582/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./582/cgroup.cpu") = 0 [pid 298] umount2("./582/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./582/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./582/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./582") = 0 [pid 298] mkdir("./583", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 882 attached [pid 882] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 585 [pid 882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 882] chdir("./583" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 882] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 882] setpgid(0, 0) = 0 [pid 882] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 882] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 882] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 882] write(3, "1000", 4) = 4 [pid 882] close(3) = 0 [pid 882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 882] write(1, "executing program\n", 18) = 18 executing program [pid 882] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 882] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 882] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 882] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 882] close(3) = 0 [pid 882] close(4) = 0 [pid 882] close(5) = -1 EBADF (Bad file descriptor) [pid 882] close(6) = -1 EBADF (Bad file descriptor) [pid 882] close(7) = -1 EBADF (Bad file descriptor) [pid 882] close(8) = -1 EBADF (Bad file descriptor) [pid 882] close(9) = -1 EBADF (Bad file descriptor) [pid 882] close(10) = -1 EBADF (Bad file descriptor) [pid 882] close(11) = -1 EBADF (Bad file descriptor) [pid 882] close(12) = -1 EBADF (Bad file descriptor) [pid 882] close(13) = -1 EBADF (Bad file descriptor) [pid 882] close(14) = -1 EBADF (Bad file descriptor) [pid 882] close(15) = -1 EBADF (Bad file descriptor) [pid 882] close(16) = -1 EBADF (Bad file descriptor) [pid 882] close(17) = -1 EBADF (Bad file descriptor) [pid 882] close(18) = -1 EBADF (Bad file descriptor) [pid 882] close(19) = -1 EBADF (Bad file descriptor) [pid 882] close(20) = -1 EBADF (Bad file descriptor) [pid 882] close(21) = -1 EBADF (Bad file descriptor) [pid 882] close(22) = -1 EBADF (Bad file descriptor) [pid 882] close(23) = -1 EBADF (Bad file descriptor) [pid 882] close(24) = -1 EBADF (Bad file descriptor) [pid 882] close(25) = -1 EBADF (Bad file descriptor) [pid 882] close(26) = -1 EBADF (Bad file descriptor) [pid 882] close(27) = -1 EBADF (Bad file descriptor) [pid 882] close(28) = -1 EBADF (Bad file descriptor) [pid 882] close(29) = -1 EBADF (Bad file descriptor) [pid 882] exit_group(0) = ? [pid 882] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./583/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./583/binderfs") = 0 [pid 298] umount2("./583/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./583/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./583/cgroup.net") = 0 [pid 298] umount2("./583/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./583/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./583/cgroup.cpu") = 0 [pid 298] umount2("./583/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./583/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./583/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./583") = 0 [pid 298] mkdir("./584", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 883 attached [pid 883] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 586 [pid 883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 883] chdir("./584") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 883] setpgid(0, 0) = 0 [pid 883] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 883] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 883] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 883] write(3, "1000", 4) = 4 [pid 883] close(3) = 0 [pid 883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 883] write(1, "executing program\n", 18) = 18 executing program [pid 883] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 883] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 883] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 883] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 883] close(3) = 0 [pid 883] close(4) = 0 [pid 883] close(5) = -1 EBADF (Bad file descriptor) [pid 883] close(6) = -1 EBADF (Bad file descriptor) [pid 883] close(7) = -1 EBADF (Bad file descriptor) [pid 883] close(8) = -1 EBADF (Bad file descriptor) [pid 883] close(9) = -1 EBADF (Bad file descriptor) [pid 883] close(10) = -1 EBADF (Bad file descriptor) [pid 883] close(11) = -1 EBADF (Bad file descriptor) [pid 883] close(12) = -1 EBADF (Bad file descriptor) [pid 883] close(13) = -1 EBADF (Bad file descriptor) [pid 883] close(14) = -1 EBADF (Bad file descriptor) [pid 883] close(15) = -1 EBADF (Bad file descriptor) [pid 883] close(16) = -1 EBADF (Bad file descriptor) [pid 883] close(17) = -1 EBADF (Bad file descriptor) [pid 883] close(18) = -1 EBADF (Bad file descriptor) [pid 883] close(19) = -1 EBADF (Bad file descriptor) [pid 883] close(20) = -1 EBADF (Bad file descriptor) [pid 883] close(21) = -1 EBADF (Bad file descriptor) [pid 883] close(22) = -1 EBADF (Bad file descriptor) [pid 883] close(23) = -1 EBADF (Bad file descriptor) [pid 883] close(24) = -1 EBADF (Bad file descriptor) [pid 883] close(25) = -1 EBADF (Bad file descriptor) [pid 883] close(26) = -1 EBADF (Bad file descriptor) [pid 883] close(27) = -1 EBADF (Bad file descriptor) [pid 883] close(28) = -1 EBADF (Bad file descriptor) [pid 883] close(29) = -1 EBADF (Bad file descriptor) [pid 883] exit_group(0) = ? [pid 883] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./584/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./584/binderfs") = 0 [pid 298] umount2("./584/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./584/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./584/cgroup.net") = 0 [pid 298] umount2("./584/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./584/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./584/cgroup.cpu") = 0 [pid 298] umount2("./584/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./584/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./584/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./584") = 0 [pid 298] mkdir("./585", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 884 attached , child_tidptr=0x555574184750) = 587 [pid 884] set_robust_list(0x555574184760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 884] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 884] chdir("./585") = 0 [pid 884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 884] setpgid(0, 0) = 0 [pid 884] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 884] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 884] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 884] write(3, "1000", 4) = 4 [pid 884] close(3) = 0 [pid 884] symlink("/dev/binderfs", "./binderfs") = 0 [pid 884] write(1, "executing program\n", 18) = 18 executing program [pid 884] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 884] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 884] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 884] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 884] close(3) = 0 [pid 884] close(4) = 0 [pid 884] close(5) = -1 EBADF (Bad file descriptor) [pid 884] close(6) = -1 EBADF (Bad file descriptor) [pid 884] close(7) = -1 EBADF (Bad file descriptor) [pid 884] close(8) = -1 EBADF (Bad file descriptor) [pid 884] close(9) = -1 EBADF (Bad file descriptor) [pid 884] close(10) = -1 EBADF (Bad file descriptor) [pid 884] close(11) = -1 EBADF (Bad file descriptor) [pid 884] close(12) = -1 EBADF (Bad file descriptor) [pid 884] close(13) = -1 EBADF (Bad file descriptor) [pid 884] close(14) = -1 EBADF (Bad file descriptor) [pid 884] close(15) = -1 EBADF (Bad file descriptor) [pid 884] close(16) = -1 EBADF (Bad file descriptor) [pid 884] close(17) = -1 EBADF (Bad file descriptor) [pid 884] close(18) = -1 EBADF (Bad file descriptor) [pid 884] close(19) = -1 EBADF (Bad file descriptor) [pid 884] close(20) = -1 EBADF (Bad file descriptor) [pid 884] close(21) = -1 EBADF (Bad file descriptor) [pid 884] close(22) = -1 EBADF (Bad file descriptor) [pid 884] close(23) = -1 EBADF (Bad file descriptor) [pid 884] close(24) = -1 EBADF (Bad file descriptor) [pid 884] close(25) = -1 EBADF (Bad file descriptor) [pid 884] close(26) = -1 EBADF (Bad file descriptor) [pid 884] close(27) = -1 EBADF (Bad file descriptor) [pid 884] close(28) = -1 EBADF (Bad file descriptor) [pid 884] close(29) = -1 EBADF (Bad file descriptor) [pid 884] exit_group(0) = ? [pid 884] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./585/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./585/binderfs") = 0 [pid 298] umount2("./585/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./585/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./585/cgroup.net") = 0 [pid 298] umount2("./585/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./585/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./585/cgroup.cpu") = 0 [pid 298] umount2("./585/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./585/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./585/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./585") = 0 [pid 298] mkdir("./586", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 885 attached [pid 885] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 588 [pid 885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 885] chdir("./586" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 885] <... chdir resumed>) = 0 [pid 885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 885] setpgid(0, 0) = 0 [pid 885] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 885] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 885] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 885] write(3, "1000", 4) = 4 [pid 885] close(3) = 0 [pid 885] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 885] write(1, "executing program\n", 18) = 18 [pid 885] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 885] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 885] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 885] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 885] close(3) = 0 [pid 885] close(4) = 0 [pid 885] close(5) = -1 EBADF (Bad file descriptor) [pid 885] close(6) = -1 EBADF (Bad file descriptor) [pid 885] close(7) = -1 EBADF (Bad file descriptor) [pid 885] close(8) = -1 EBADF (Bad file descriptor) [pid 885] close(9) = -1 EBADF (Bad file descriptor) [pid 885] close(10) = -1 EBADF (Bad file descriptor) [pid 885] close(11) = -1 EBADF (Bad file descriptor) [pid 885] close(12) = -1 EBADF (Bad file descriptor) [pid 885] close(13) = -1 EBADF (Bad file descriptor) [pid 885] close(14) = -1 EBADF (Bad file descriptor) [pid 885] close(15) = -1 EBADF (Bad file descriptor) [pid 885] close(16) = -1 EBADF (Bad file descriptor) [pid 885] close(17) = -1 EBADF (Bad file descriptor) [pid 885] close(18) = -1 EBADF (Bad file descriptor) [pid 885] close(19) = -1 EBADF (Bad file descriptor) [pid 885] close(20) = -1 EBADF (Bad file descriptor) [pid 885] close(21) = -1 EBADF (Bad file descriptor) [pid 885] close(22) = -1 EBADF (Bad file descriptor) [pid 885] close(23) = -1 EBADF (Bad file descriptor) [pid 885] close(24) = -1 EBADF (Bad file descriptor) [pid 885] close(25) = -1 EBADF (Bad file descriptor) [pid 885] close(26) = -1 EBADF (Bad file descriptor) [pid 885] close(27) = -1 EBADF (Bad file descriptor) [pid 885] close(28) = -1 EBADF (Bad file descriptor) [pid 885] close(29) = -1 EBADF (Bad file descriptor) [pid 885] exit_group(0) = ? [pid 885] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./586/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./586/binderfs") = 0 [pid 298] umount2("./586/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./586/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./586/cgroup.net") = 0 [pid 298] umount2("./586/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./586/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./586/cgroup.cpu") = 0 [pid 298] umount2("./586/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./586/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./586/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./586") = 0 [pid 298] mkdir("./587", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 886 attached [pid 886] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 589 [pid 886] <... set_robust_list resumed>) = 0 [pid 886] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 886] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 886] chdir("./587" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 886] <... chdir resumed>) = 0 [pid 886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 886] setpgid(0, 0) = 0 [pid 886] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 886] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 886] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 886] write(3, "1000", 4) = 4 [pid 886] close(3) = 0 [pid 886] symlink("/dev/binderfs", "./binderfs") = 0 [pid 886] write(1, "executing program\n", 18) = 18 executing program [pid 886] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 886] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 886] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 886] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 886] close(3) = 0 [pid 886] close(4) = 0 [pid 886] close(5) = -1 EBADF (Bad file descriptor) [pid 886] close(6) = -1 EBADF (Bad file descriptor) [pid 886] close(7) = -1 EBADF (Bad file descriptor) [pid 886] close(8) = -1 EBADF (Bad file descriptor) [pid 886] close(9) = -1 EBADF (Bad file descriptor) [pid 886] close(10) = -1 EBADF (Bad file descriptor) [pid 886] close(11) = -1 EBADF (Bad file descriptor) [pid 886] close(12) = -1 EBADF (Bad file descriptor) [pid 886] close(13) = -1 EBADF (Bad file descriptor) [pid 886] close(14) = -1 EBADF (Bad file descriptor) [pid 886] close(15) = -1 EBADF (Bad file descriptor) [pid 886] close(16) = -1 EBADF (Bad file descriptor) [pid 886] close(17) = -1 EBADF (Bad file descriptor) [pid 886] close(18) = -1 EBADF (Bad file descriptor) [pid 886] close(19) = -1 EBADF (Bad file descriptor) [pid 886] close(20) = -1 EBADF (Bad file descriptor) [pid 886] close(21) = -1 EBADF (Bad file descriptor) [pid 886] close(22) = -1 EBADF (Bad file descriptor) [pid 886] close(23) = -1 EBADF (Bad file descriptor) [pid 886] close(24) = -1 EBADF (Bad file descriptor) [pid 886] close(25) = -1 EBADF (Bad file descriptor) [pid 886] close(26) = -1 EBADF (Bad file descriptor) [pid 886] close(27) = -1 EBADF (Bad file descriptor) [pid 886] close(28) = -1 EBADF (Bad file descriptor) [pid 886] close(29) = -1 EBADF (Bad file descriptor) [pid 886] exit_group(0) = ? [pid 886] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./587/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./587/binderfs") = 0 [pid 298] umount2("./587/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./587/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./587/cgroup.net") = 0 [pid 298] umount2("./587/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./587/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./587/cgroup.cpu") = 0 [pid 298] umount2("./587/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./587/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./587/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./587") = 0 [pid 298] mkdir("./588", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 887 attached [pid 887] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 590 [pid 887] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 887] chdir("./588") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 887] setpgid(0, 0) = 0 [pid 887] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 887] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 887] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 887] write(3, "1000", 4) = 4 [pid 887] close(3) = 0 [pid 887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 887] write(1, "executing program\n", 18) = 18 executing program [pid 887] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 887] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 887] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 887] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 887] close(3) = 0 [pid 887] close(4) = 0 [pid 887] close(5) = -1 EBADF (Bad file descriptor) [pid 887] close(6) = -1 EBADF (Bad file descriptor) [pid 887] close(7) = -1 EBADF (Bad file descriptor) [pid 887] close(8) = -1 EBADF (Bad file descriptor) [pid 887] close(9) = -1 EBADF (Bad file descriptor) [pid 887] close(10) = -1 EBADF (Bad file descriptor) [pid 887] close(11) = -1 EBADF (Bad file descriptor) [pid 887] close(12) = -1 EBADF (Bad file descriptor) [pid 887] close(13) = -1 EBADF (Bad file descriptor) [pid 887] close(14) = -1 EBADF (Bad file descriptor) [pid 887] close(15) = -1 EBADF (Bad file descriptor) [pid 887] close(16) = -1 EBADF (Bad file descriptor) [pid 887] close(17) = -1 EBADF (Bad file descriptor) [pid 887] close(18) = -1 EBADF (Bad file descriptor) [pid 887] close(19) = -1 EBADF (Bad file descriptor) [pid 887] close(20) = -1 EBADF (Bad file descriptor) [pid 887] close(21) = -1 EBADF (Bad file descriptor) [pid 887] close(22) = -1 EBADF (Bad file descriptor) [pid 887] close(23) = -1 EBADF (Bad file descriptor) [pid 887] close(24) = -1 EBADF (Bad file descriptor) [pid 887] close(25) = -1 EBADF (Bad file descriptor) [pid 887] close(26) = -1 EBADF (Bad file descriptor) [pid 887] close(27) = -1 EBADF (Bad file descriptor) [pid 887] close(28) = -1 EBADF (Bad file descriptor) [pid 887] close(29) = -1 EBADF (Bad file descriptor) [pid 887] exit_group(0) = ? [pid 887] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./588/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./588/binderfs") = 0 [pid 298] umount2("./588/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./588/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./588/cgroup.net") = 0 [pid 298] umount2("./588/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./588/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./588/cgroup.cpu") = 0 [pid 298] umount2("./588/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./588/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./588/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./588") = 0 [pid 298] mkdir("./589", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 888 attached [pid 888] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 591 [pid 888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 888] chdir("./589") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 888] setpgid(0, 0) = 0 [pid 888] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 888] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 888] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 888] write(3, "1000", 4) = 4 [pid 888] close(3) = 0 [pid 888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 888] write(1, "executing program\n", 18) = 18 [pid 888] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 888] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 888] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 888] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 888] close(3) = 0 [pid 888] close(4) = 0 [pid 888] close(5) = -1 EBADF (Bad file descriptor) [pid 888] close(6) = -1 EBADF (Bad file descriptor) [pid 888] close(7) = -1 EBADF (Bad file descriptor) [pid 888] close(8) = -1 EBADF (Bad file descriptor) [pid 888] close(9) = -1 EBADF (Bad file descriptor) [pid 888] close(10) = -1 EBADF (Bad file descriptor) [pid 888] close(11) = -1 EBADF (Bad file descriptor) [pid 888] close(12) = -1 EBADF (Bad file descriptor) [pid 888] close(13) = -1 EBADF (Bad file descriptor) [pid 888] close(14) = -1 EBADF (Bad file descriptor) [pid 888] close(15) = -1 EBADF (Bad file descriptor) [pid 888] close(16) = -1 EBADF (Bad file descriptor) [pid 888] close(17) = -1 EBADF (Bad file descriptor) [pid 888] close(18) = -1 EBADF (Bad file descriptor) [pid 888] close(19) = -1 EBADF (Bad file descriptor) [pid 888] close(20) = -1 EBADF (Bad file descriptor) [pid 888] close(21) = -1 EBADF (Bad file descriptor) [pid 888] close(22) = -1 EBADF (Bad file descriptor) [pid 888] close(23) = -1 EBADF (Bad file descriptor) [pid 888] close(24) = -1 EBADF (Bad file descriptor) [pid 888] close(25) = -1 EBADF (Bad file descriptor) [pid 888] close(26) = -1 EBADF (Bad file descriptor) [pid 888] close(27) = -1 EBADF (Bad file descriptor) [pid 888] close(28) = -1 EBADF (Bad file descriptor) [pid 888] close(29) = -1 EBADF (Bad file descriptor) [pid 888] exit_group(0) = ? [pid 888] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./589/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./589/binderfs") = 0 [pid 298] umount2("./589/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./589/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./589/cgroup.net") = 0 [pid 298] umount2("./589/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./589/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./589/cgroup.cpu") = 0 [pid 298] umount2("./589/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./589/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./589/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./589") = 0 [pid 298] mkdir("./590", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 889 attached [pid 889] set_robust_list(0x555574184760, 24) = 0 [pid 889] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 592 [pid 889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 889] chdir("./590") = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 889] setpgid(0, 0) = 0 [pid 889] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 889] <... symlink resumed>) = 0 [pid 889] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 889] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 889] write(3, "1000", 4) = 4 [pid 889] close(3) = 0 [pid 889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 889] write(1, "executing program\n", 18) = 18 [pid 889] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 889] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 889] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 889] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 889] close(3) = 0 [pid 889] close(4) = 0 [pid 889] close(5) = -1 EBADF (Bad file descriptor) [pid 889] close(6) = -1 EBADF (Bad file descriptor) [pid 889] close(7) = -1 EBADF (Bad file descriptor) [pid 889] close(8) = -1 EBADF (Bad file descriptor) [pid 889] close(9) = -1 EBADF (Bad file descriptor) [pid 889] close(10) = -1 EBADF (Bad file descriptor) [pid 889] close(11) = -1 EBADF (Bad file descriptor) [pid 889] close(12) = -1 EBADF (Bad file descriptor) [pid 889] close(13) = -1 EBADF (Bad file descriptor) [pid 889] close(14) = -1 EBADF (Bad file descriptor) [pid 889] close(15) = -1 EBADF (Bad file descriptor) [pid 889] close(16) = -1 EBADF (Bad file descriptor) [pid 889] close(17) = -1 EBADF (Bad file descriptor) [pid 889] close(18) = -1 EBADF (Bad file descriptor) [pid 889] close(19) = -1 EBADF (Bad file descriptor) [pid 889] close(20) = -1 EBADF (Bad file descriptor) [pid 889] close(21) = -1 EBADF (Bad file descriptor) [pid 889] close(22) = -1 EBADF (Bad file descriptor) [pid 889] close(23) = -1 EBADF (Bad file descriptor) [pid 889] close(24) = -1 EBADF (Bad file descriptor) [pid 889] close(25) = -1 EBADF (Bad file descriptor) [pid 889] close(26) = -1 EBADF (Bad file descriptor) [pid 889] close(27) = -1 EBADF (Bad file descriptor) [pid 889] close(28) = -1 EBADF (Bad file descriptor) [pid 889] close(29) = -1 EBADF (Bad file descriptor) [pid 889] exit_group(0) = ? [pid 889] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./590/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./590/binderfs") = 0 [pid 298] umount2("./590/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./590/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./590/cgroup.net") = 0 [pid 298] umount2("./590/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./590/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./590/cgroup.cpu") = 0 [pid 298] umount2("./590/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./590/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./590/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./590") = 0 [pid 298] mkdir("./591", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 890 attached [pid 890] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 593 [pid 890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 890] chdir("./591") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 890] setpgid(0, 0) = 0 [pid 890] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 890] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 890] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 890] write(3, "1000", 4) = 4 [pid 890] close(3) = 0 [pid 890] symlink("/dev/binderfs", "./binderfs") = 0 [pid 890] write(1, "executing program\n", 18) = 18 executing program [pid 890] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 890] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 890] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 890] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 890] close(3) = 0 [pid 890] close(4) = 0 [pid 890] close(5) = -1 EBADF (Bad file descriptor) [pid 890] close(6) = -1 EBADF (Bad file descriptor) [pid 890] close(7) = -1 EBADF (Bad file descriptor) [pid 890] close(8) = -1 EBADF (Bad file descriptor) [pid 890] close(9) = -1 EBADF (Bad file descriptor) [pid 890] close(10) = -1 EBADF (Bad file descriptor) [pid 890] close(11) = -1 EBADF (Bad file descriptor) [pid 890] close(12) = -1 EBADF (Bad file descriptor) [pid 890] close(13) = -1 EBADF (Bad file descriptor) [pid 890] close(14) = -1 EBADF (Bad file descriptor) [pid 890] close(15) = -1 EBADF (Bad file descriptor) [pid 890] close(16) = -1 EBADF (Bad file descriptor) [pid 890] close(17) = -1 EBADF (Bad file descriptor) [pid 890] close(18) = -1 EBADF (Bad file descriptor) [pid 890] close(19) = -1 EBADF (Bad file descriptor) [pid 890] close(20) = -1 EBADF (Bad file descriptor) [pid 890] close(21) = -1 EBADF (Bad file descriptor) [pid 890] close(22) = -1 EBADF (Bad file descriptor) [pid 890] close(23) = -1 EBADF (Bad file descriptor) [pid 890] close(24) = -1 EBADF (Bad file descriptor) [pid 890] close(25) = -1 EBADF (Bad file descriptor) [pid 890] close(26) = -1 EBADF (Bad file descriptor) [pid 890] close(27) = -1 EBADF (Bad file descriptor) [pid 890] close(28) = -1 EBADF (Bad file descriptor) [pid 890] close(29) = -1 EBADF (Bad file descriptor) [pid 890] exit_group(0) = ? [pid 890] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./591/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./591/binderfs") = 0 [pid 298] umount2("./591/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./591/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./591/cgroup.net") = 0 [pid 298] umount2("./591/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./591/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./591/cgroup.cpu") = 0 [pid 298] umount2("./591/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./591/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./591/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./591") = 0 [pid 298] mkdir("./592", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 891 attached [pid 891] set_robust_list(0x555574184760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 594 [pid 891] <... set_robust_list resumed>) = 0 [pid 891] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 891] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 891] chdir("./592" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 891] <... chdir resumed>) = 0 [pid 891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 891] setpgid(0, 0) = 0 [pid 891] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 891] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 891] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 891] write(3, "1000", 4) = 4 [pid 891] close(3) = 0 [pid 891] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 891] write(1, "executing program\n", 18) = 18 [pid 891] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 891] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 891] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 891] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 891] close(3) = 0 [pid 891] close(4) = 0 [pid 891] close(5) = -1 EBADF (Bad file descriptor) [pid 891] close(6) = -1 EBADF (Bad file descriptor) [pid 891] close(7) = -1 EBADF (Bad file descriptor) [pid 891] close(8) = -1 EBADF (Bad file descriptor) [pid 891] close(9) = -1 EBADF (Bad file descriptor) [pid 891] close(10) = -1 EBADF (Bad file descriptor) [pid 891] close(11) = -1 EBADF (Bad file descriptor) [pid 891] close(12) = -1 EBADF (Bad file descriptor) [pid 891] close(13) = -1 EBADF (Bad file descriptor) [pid 891] close(14) = -1 EBADF (Bad file descriptor) [pid 891] close(15) = -1 EBADF (Bad file descriptor) [pid 891] close(16) = -1 EBADF (Bad file descriptor) [pid 891] close(17) = -1 EBADF (Bad file descriptor) [pid 891] close(18) = -1 EBADF (Bad file descriptor) [pid 891] close(19) = -1 EBADF (Bad file descriptor) [pid 891] close(20) = -1 EBADF (Bad file descriptor) [pid 891] close(21) = -1 EBADF (Bad file descriptor) [pid 891] close(22) = -1 EBADF (Bad file descriptor) [pid 891] close(23) = -1 EBADF (Bad file descriptor) [pid 891] close(24) = -1 EBADF (Bad file descriptor) [pid 891] close(25) = -1 EBADF (Bad file descriptor) [pid 891] close(26) = -1 EBADF (Bad file descriptor) [pid 891] close(27) = -1 EBADF (Bad file descriptor) [pid 891] close(28) = -1 EBADF (Bad file descriptor) [pid 891] close(29) = -1 EBADF (Bad file descriptor) [pid 891] exit_group(0) = ? [pid 891] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0 [pid 298] getdents64(3, 0x555574185810 /* 6 entries */, 32768) = 176 [pid 298] umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./592/binderfs") = 0 [pid 298] umount2("./592/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./592/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./592/cgroup.net") = 0 [pid 298] umount2("./592/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./592/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./592/cgroup.cpu") = 0 [pid 298] umount2("./592/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./592/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./592/cgroup") = 0 [pid 298] getdents64(3, 0x555574185810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./592") = 0 [pid 298] mkdir("./593", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 892 attached [pid 892] set_robust_list(0x555574184760, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555574184750) = 595 [pid 892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 892] chdir("./593") = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 892] setpgid(0, 0) = 0 [pid 892] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 892] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 892] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 892] write(3, "1000", 4) = 4 [pid 892] close(3) = 0 [pid 892] symlink("/dev/binderfs", "./binderfs") = 0 [pid 892] write(1, "executing program\n", 18) = 18 executing program [pid 892] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 892] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 892] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 892] ioctl(3, BTRFS_IOC_QGROUP_LIMIT, NULL) = -1 ENOTTY (Inappropriate ioctl for device) [pid 892] close(3) = 0 [pid 892] close(4) = 0 [pid 892] close(5) = -1 EBADF (Bad file descriptor) [pid 892] close(6) = -1 EBADF (Bad file descriptor) [pid 892] close(7) = -1 EBADF (Bad file descriptor) [pid 892] close(8) = -1 EBADF (Bad file descriptor) [pid 892] close(9) = -1 EBADF (Bad file descriptor) [pid 892] close(10) = -1 EBADF (Bad file descriptor) [pid 892] close(11) = -1 EBADF (Bad file descriptor) [pid 892] close(12) = -1 EBADF (Bad file descriptor) [pid 892] close(13) = -1 EBADF (Bad file descriptor) [pid 892] close(14) = -1 EBADF (Bad file descriptor) [pid 892] close(15) = -1 EBADF (Bad file descriptor) [pid 892] close(16) = -1 EBADF (Bad file descriptor) [pid 892] close(17) = -1 EBADF (Bad file descriptor) [pid 892] close(18) = -1 EBADF (Bad file descriptor) [pid 892] close(19) = -1 EBADF (Bad file descriptor) [pid 892] close(20) = -1 EBADF (Bad file descriptor) [pid 892] close(21) = -1 EBADF (Bad file descriptor) [pid 892] close(22) = -1 EBADF (Bad file descriptor) [pid 892] close(23) = -1 EBADF (Bad file descriptor) [pid 892] close(24) = -1 EBADF (Bad file descriptor) [pid 892] close(25) = -1 EBADF (Bad file descriptor) [pid 892] close(26) = -1 EBADF (Bad file descriptor) [pid 892] close(27) = -1 EBADF (Bad file descriptor) [pid 892] close(28) = -1 EBADF (Bad file descriptor) [pid 892] close(29) = -1 EBADF (Bad file descriptor) [pid 892] exit_group(0) = ? [pid 892] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0