./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3484421999 <...> Warning: Permanently added '10.128.1.94' (ED25519) to the list of known hosts. execve("./syz-executor3484421999", ["./syz-executor3484421999"], 0x7fff22bc0570 /* 10 vars */) = 0 brk(NULL) = 0x55555b91c000 brk(0x55555b91cd40) = 0x55555b91cd40 arch_prctl(ARCH_SET_FS, 0x55555b91c3c0) = 0 set_tid_address(0x55555b91c690) = 294 set_robust_list(0x55555b91c6a0, 24) = 0 rseq(0x55555b91cce0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3484421999", 4096) = 28 getrandom("\xb0\x3c\xb3\x50\x03\x52\x18\xb6", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555b91cd40 brk(0x55555b93dd40) = 0x55555b93dd40 brk(0x55555b93e000) = 0x55555b93e000 mprotect(0x7f25c8fd1000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 295 ./strace-static-x86_64: Process 295 attached [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] set_robust_list(0x55555b91c6a0, 24./strace-static-x86_64: Process 296 attached [pid 294] <... clone resumed>, child_tidptr=0x55555b91c690) = 296 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] set_robust_list(0x55555b91c6a0, 24 [pid 295] <... set_robust_list resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x55555b91c690) = 297 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 297 attached [pid 296] <... set_robust_list resumed>) = 0 [pid 295] mkdir("./syzkaller.EhGVtT", 0700 [pid 294] <... clone resumed>, child_tidptr=0x55555b91c690) = 298 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] mkdir("./syzkaller.hCvcvF", 0700 [pid 294] <... clone resumed>, child_tidptr=0x55555b91c690) = 299 ./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 299] mkdir("./syzkaller.qKMJTp", 0700 [pid 296] <... mkdir resumed>) = 0 [pid 296] chmod("./syzkaller.hCvcvF", 0777 [pid 295] chmod("./syzkaller.EhGVtT", 0777 [pid 297] set_robust_list(0x55555b91c6a0, 24 [pid 296] <... chmod resumed>) = 0 [pid 295] <... chmod resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] chmod("./syzkaller.qKMJTp", 0777./strace-static-x86_64: Process 298 attached [pid 297] <... set_robust_list resumed>) = 0 [pid 296] chdir("./syzkaller.hCvcvF" [pid 295] chdir("./syzkaller.EhGVtT" [pid 299] <... chmod resumed>) = 0 [pid 299] chdir("./syzkaller.qKMJTp") = 0 [pid 299] mkdir("./0", 0777 [pid 296] <... chdir resumed>) = 0 [pid 295] <... chdir resumed>) = 0 [pid 297] mkdir("./syzkaller.ymsZC0", 0700 [pid 296] mkdir("./0", 0777 [pid 295] mkdir("./0", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [ 22.016194][ T30] audit: type=1400 audit(1732414848.335:66): avc: denied { execmem } for pid=294 comm="syz-executor348" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.041829][ T30] audit: type=1400 audit(1732414848.355:67): avc: denied { read write } for pid=299 comm="syz-executor348" name="loop4" dev="devtmpfs" ino=116 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 298] set_robust_list(0x55555b91c6a0, 24 [pid 297] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 295] <... mkdir resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 296] ioctl(3, LOOP_CLR_FD [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 296] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 295] <... openat resumed>) = 3 [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 300 [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 301 [pid 297] chmod("./syzkaller.ymsZC0", 0777) = 0 [pid 297] chdir("./syzkaller.ymsZC0") = 0 [pid 297] mkdir("./0", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 302 [pid 298] <... set_robust_list resumed>) = 0 [pid 298] mkdir("./syzkaller.zwAiD9", 0700 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 303 [pid 298] chmod("./syzkaller.zwAiD9", 0777) = 0 [pid 298] chdir("./syzkaller.zwAiD9") = 0 [pid 298] mkdir("./0", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x55555b91c690) = 304 ./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 303] chdir("./0") = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 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] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 303] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[305]}, 88) = 305 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = -1 ENOENT (No such file or directory) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148./strace-static-x86_64: Process 300 attached ./strace-static-x86_64: Process 301 attached ./strace-static-x86_64: Process 302 attached ./strace-static-x86_64: Process 304 attached [pid 302] set_robust_list(0x55555b91c6a0, 24 [pid 301] set_robust_list(0x55555b91c6a0, 24 [pid 300] set_robust_list(0x55555b91c6a0, 24 [pid 304] set_robust_list(0x55555b91c6a0, 24 [pid 302] <... set_robust_list resumed>) = 0 [pid 304] <... set_robust_list resumed>) = 0 [pid 302] chdir("./0" [pid 301] <... set_robust_list resumed>) = 0 [pid 300] <... set_robust_list resumed>) = 0 [pid 301] chdir("./0" [pid 300] chdir("./0" [pid 302] <... chdir resumed>) = 0 [pid 301] <... chdir resumed>) = 0 [pid 304] chdir("./0" [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... chdir resumed>) = 0 [pid 304] <... chdir resumed>) = 0 [pid 302] <... prctl resumed>) = 0 [pid 301] <... prctl resumed>) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] setpgid(0, 0 [pid 301] setpgid(0, 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... setpgid resumed>) = 0 [pid 301] <... setpgid resumed>) = 0 [pid 300] <... prctl resumed>) = 0 [pid 304] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] setpgid(0, 0 [pid 300] setpgid(0, 0 [pid 302] <... openat resumed>) = 3 [pid 304] <... setpgid resumed>) = 0 [pid 302] write(3, "1000", 4 [pid 301] <... openat resumed>) = 3 [pid 300] <... setpgid resumed>) = 0 [pid 301] write(3, "1000", 4) = 4 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... write resumed>) = 4 [pid 301] close(3 [pid 300] <... openat resumed>) = 3 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 300] write(3, "1000", 4 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 301] symlink("/dev/binderfs", "./binderfs" [pid 300] <... write resumed>) = 4 [pid 300] close(3executing program [pid 301] <... symlink resumed>) = 0 [pid 302] symlink("/dev/binderfs", "./binderfs" [pid 301] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 301] <... write resumed>) = 18 [pid 300] symlink("/dev/binderfs", "./binderfs" [pid 302] <... symlink resumed>) = 0 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000executing program executing program [pid 300] <... symlink resumed>) = 0 [pid 302] write(1, "executing program\n", 18 [pid 301] <... futex resumed>) = 0 [pid 300] write(1, "executing program\n", 18 [pid 302] <... write resumed>) = 18 [pid 301] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 300] <... write resumed>) = 18 [pid 304] <... openat resumed>) = 3 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigaction resumed>NULL, 8) = 0 [pid 304] write(3, "1000", 4 [pid 302] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 300] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... write resumed>) = 4 [pid 302] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 300] <... futex resumed>) = 0 [pid 304] close(3 [pid 302] <... rt_sigaction resumed>NULL, 8) = 0 [pid 301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 304] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 301] <... mmap resumed>) = 0x7f25c8ee5000 [pid 300] <... rt_sigaction resumed>NULL, 8) = 0 [pid 304] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... mprotect resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 302] <... mmap resumed>) = 0x7f25c8ee5000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 304] <... symlink resumed>) = 0 [pid 302] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 304] write(1, "executing program\n", 18 [pid 302] <... mprotect resumed>) = 0 [pid 301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 300] <... mmap resumed>) = 0x7f25c8ee5000 [pid 304] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [pid 300] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 304] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>[], 8) = 0 [pid 300] <... mprotect resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 304] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 301] <... clone3 resumed> => {parent_tid=[306]}, 88) = 306 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [pid 304] <... rt_sigaction resumed>NULL, 8) = 0 [pid 304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 301] rt_sigprocmask(SIG_SETMASK, [], [pid 300] <... rt_sigprocmask resumed>[], 8) = 0 [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 302] <... clone3 resumed> => {parent_tid=[307]}, 88) = 307 [pid 301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... mmap resumed>) = 0x7f25c8ee5000 [pid 302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] <... futex resumed>) = 0 [pid 304] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone3 resumed> => {parent_tid=[309]}, 88) = 309 [pid 304] <... mprotect resumed>) = 0 [pid 302] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... rt_sigprocmask resumed>[], 8) = 0 [pid 300] <... futex resumed>) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] <... clone3 resumed> => {parent_tid=[310]}, 88) = 310 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 310 attached ./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = 1 [pid 309] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 306 attached ./strace-static-x86_64: Process 307 attached [pid 309] <... futex resumed>) = 1 [pid 307] set_robust_list(0x7f25c8f059a0, 24 [pid 310] set_robust_list(0x7f25c8f059a0, 24 [pid 306] set_robust_list(0x7f25c8f059a0, 24 [pid 309] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 307] <... set_robust_list resumed>) = 0 [pid 306] <... set_robust_list resumed>) = 0 [pid 309] <... bpf resumed>) = -1 ENOENT (No such file or directory) [pid 307] rt_sigprocmask(SIG_SETMASK, [], [pid 306] rt_sigprocmask(SIG_SETMASK, [], [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 309] <... futex resumed>) = 1 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 307] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 306] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 1 [pid 310] <... set_robust_list resumed>) = 0 [pid 307] <... futex resumed>) = 1 [pid 302] <... futex resumed>) = 0 [pid 310] rt_sigprocmask(SIG_SETMASK, [], [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 309] bpf(BPF_MAP_CREATE, NULL, 0 [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 306] <... futex resumed>) = 1 [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 309] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... bpf resumed>) = 3 [pid 306] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 301] <... futex resumed>) = 0 [pid 310] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... bpf resumed>) = 3 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 1 [pid 307] <... futex resumed>) = 1 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... futex resumed>) = 0 [pid 310] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... bpf resumed>) = 3 [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 310] <... futex resumed>) = 1 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 304] <... futex resumed>) = 0 [pid 310] <... bpf resumed>) = -1 ENOENT (No such file or directory) [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 310] <... futex resumed>) = 0 [ 22.065964][ T30] audit: type=1400 audit(1732414848.355:68): avc: denied { open } for pid=299 comm="syz-executor348" path="/dev/loop4" dev="devtmpfs" ino=116 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 307] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 306] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = 0 [pid 309] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 307] <... bpf resumed>) = -1 ENOENT (No such file or directory) [pid 306] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... bpf resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... futex resumed>) = 1 [pid 307] <... futex resumed>) = 1 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... futex resumed>) = 0 [pid 309] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... socket resumed>) = 4 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 300] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... futex resumed>) = 0 [pid 309] bpf(BPF_MAP_CREATE, NULL, 72 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 309] <... futex resumed>) = 1 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 300] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 300] <... futex resumed>) = 0 [pid 309] bpf(BPF_PROG_LOAD, NULL, 0 [pid 303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 303] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 1 [pid 303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 303] <... mmap resumed>) = 0x7f25c8ec4000 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 303] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE [pid 300] <... futex resumed>) = 0 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 303] <... mprotect resumed>) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[315]}, 88) = 315 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 315 attached [pid 315] set_robust_list(0x7f25c8ee49a0, 24) = 0 [pid 315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 315] poll(NULL, 0, 8) = 0 (Timeout) [pid 315] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 303] <... futex resumed>) = 0 [pid 315] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 310] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 303] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] <... futex resumed>) = 0 [pid 302] <... futex resumed>) = 0 [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 315] <... futex resumed>) = 0 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 315] memfd_create("syzkaller", 0 [pid 303] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... memfd_create resumed>) = 5 [pid 303] <... futex resumed>) = 0 [pid 315] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 303] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 315] <... mmap resumed>) = 0x7f25c0ac4000 [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 1 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 310] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 1 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] bpf(BPF_MAP_CREATE, NULL, 0 [pid 307] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 22.130702][ T30] audit: type=1400 audit(1732414848.385:69): avc: denied { ioctl } for pid=296 comm="syz-executor348" path="/dev/loop1" dev="devtmpfs" ino=113 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 22.157874][ T30] audit: type=1400 audit(1732414848.385:70): avc: denied { prog_load } for pid=303 comm="syz-executor348" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 300] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ec4000 [pid 300] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[316]}, 88) = 316 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 1 [pid 306] <... futex resumed>) = 0 [pid 306] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 310] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 1 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 307] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x7f25c8ee49a0, 24) = 0 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 22.177293][ T30] audit: type=1400 audit(1732414848.385:71): avc: denied { map_create } for pid=303 comm="syz-executor348" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 22.197142][ T30] audit: type=1400 audit(1732414848.385:72): avc: denied { bpf } for pid=303 comm="syz-executor348" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 316] poll(NULL, 0, 8) = 0 (Timeout) [pid 310] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 1 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 316] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 316] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 316] memfd_create("syzkaller", 0) = 5 [pid 316] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ac4000 [pid 310] <... futex resumed>) = 1 [pid 302] <... futex resumed>) = 1 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 1 [pid 310] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 1 [pid 302] <... futex resumed>) = 1 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... socket resumed>) = 4 [pid 307] <... futex resumed>) = 0 [pid 306] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 307] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 306] <... socket resumed>) = 4 [pid 304] <... futex resumed>) = 0 [pid 310] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 310] bpf(BPF_MAP_CREATE, NULL, 72 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... socket resumed>) = 4 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 310] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 310] bpf(BPF_PROG_LOAD, NULL, 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 310] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 310] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... futex resumed>) = 1 [pid 306] bpf(BPF_MAP_CREATE, NULL, 72 [pid 302] <... futex resumed>) = 0 [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_MAP_CREATE, NULL, 72 [pid 306] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 1 [pid 306] bpf(BPF_PROG_LOAD, NULL, 0 [pid 302] <... futex resumed>) = 0 [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] bpf(BPF_PROG_LOAD, NULL, 0 [pid 306] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = 1 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 302] <... futex resumed>) = 0 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 302] <... futex resumed>) = 0 [ 22.217957][ T30] audit: type=1400 audit(1732414848.385:73): avc: denied { map_read map_write } for pid=303 comm="syz-executor348" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 22.238092][ T30] audit: type=1400 audit(1732414848.385:74): avc: denied { create } for pid=303 comm="syz-executor348" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 22.258838][ T30] audit: type=1400 audit(1732414848.405:75): avc: denied { perfmon } for pid=303 comm="syz-executor348" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 304] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ec4000 [pid 304] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[317]}, 88) = 317 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 304] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 301] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ec4000 [pid 301] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[318]}, 88) = 318 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 317 attached [pid 302] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 302] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] set_robust_list(0x7f25c8ee49a0, 24 [pid 302] <... futex resumed>) = 0 [pid 317] <... set_robust_list resumed>) = 0 [pid 302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [], [pid 302] <... mmap resumed>) = 0x7f25c8ec4000 [pid 317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 302] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE [pid 317] poll(NULL, 0, 8 [pid 302] <... mprotect resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[319]}, 88) = 319 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 319 attached [pid 317] <... poll resumed>) = 0 (Timeout) [pid 317] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] set_robust_list(0x7f25c8ee49a0, 24 [pid 317] <... futex resumed>) = 1 [pid 319] <... set_robust_list resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 319] rt_sigprocmask(SIG_SETMASK, [], [pid 317] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 319] poll(NULL, 0, 8 [pid 317] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 304] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 317] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 304] <... futex resumed>) = 0 [pid 317] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 317] memfd_create("syzkaller", 0 [pid 304] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 317] <... memfd_create resumed>) = 5 [pid 317] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ac4000 ./strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x7f25c8ee49a0, 24) = 0 [pid 318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 318] poll(NULL, 0, 8 [pid 319] <... poll resumed>) = 0 (Timeout) [pid 319] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 302] <... futex resumed>) = 0 [pid 319] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... futex resumed>) = 0 [pid 319] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 302] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 319] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 319] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 302] <... futex resumed>) = 0 [pid 319] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... futex resumed>) = 0 [pid 319] memfd_create("syzkaller", 0 [pid 302] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 319] <... memfd_create resumed>) = 5 [pid 319] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ac4000 [pid 318] <... poll resumed>) = 0 (Timeout) [pid 318] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] <... futex resumed>) = 0 [pid 301] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 318] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 318] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] <... futex resumed>) = 0 [pid 318] memfd_create("syzkaller", 0 [pid 301] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... memfd_create resumed>) = 5 [pid 301] <... futex resumed>) = 0 [pid 318] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 301] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 318] <... mmap resumed>) = 0x7f25c0ac4000 [pid 315] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 316] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 315] <... write resumed>) = 20699119 [pid 319] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 317] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 318] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 315] munmap(0x7f25c0ac4000, 138412032) = 0 [pid 315] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 315] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 315] close(5) = 0 [pid 315] close(6 [pid 310] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 0 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] <... futex resumed>) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] <... write resumed>) = 20699119 [pid 316] munmap(0x7f25c0ac4000, 138412032) = 0 [pid 316] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 22.562209][ T315] loop4: detected capacity change from 0 to 40427 [pid 316] ioctl(6, LOOP_SET_FD, 5 [pid 315] <... close resumed>) = 0 [pid 315] mkdir("./file4", 0777) = 0 [pid 315] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 316] <... ioctl resumed>) = 0 [pid 316] close(5) = 0 [pid 316] close(6 [pid 318] <... write resumed>) = 20699119 [ 22.616821][ T316] loop1: detected capacity change from 0 to 40427 [pid 318] munmap(0x7f25c0ac4000, 138412032) = 0 [pid 318] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 318] ioctl(6, LOOP_SET_FD, 5 [pid 319] <... write resumed>) = 20699119 [pid 317] <... write resumed>) = 20699119 [pid 316] <... close resumed>) = 0 [pid 316] mkdir("./file4", 0777) = 0 [pid 316] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 319] munmap(0x7f25c0ac4000, 138412032 [pid 317] munmap(0x7f25c0ac4000, 138412032 [pid 318] <... ioctl resumed>) = 0 [pid 318] close(5) = 0 [pid 319] <... munmap resumed>) = 0 [pid 318] close(6 [pid 319] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 317] <... munmap resumed>) = 0 [ 22.666658][ T315] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 22.682292][ T318] loop0: detected capacity change from 0 to 40427 [ 22.686008][ T315] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 22.690390][ T316] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 22.699060][ T315] F2FS-fs (loop4): fault_injection options not supported [pid 319] <... openat resumed>) = 6 [pid 317] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 319] ioctl(6, LOOP_SET_FD, 5 [pid 317] <... openat resumed>) = 6 [pid 319] <... ioctl resumed>) = 0 [pid 317] ioctl(6, LOOP_SET_FD, 5 [pid 318] <... close resumed>) = 0 [pid 318] mkdir("./file4", 0777) = 0 [pid 318] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 319] close(5 [pid 317] <... ioctl resumed>) = 0 [pid 319] <... close resumed>) = 0 [pid 317] close(5 [pid 319] close(6 [pid 317] <... close resumed>) = 0 [ 22.712448][ T315] F2FS-fs (loop4): fault_type options not supported [ 22.719451][ T319] loop2: detected capacity change from 0 to 40427 [ 22.725933][ T317] loop3: detected capacity change from 0 to 40427 [ 22.727294][ T318] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 22.733504][ T315] F2FS-fs (loop4): invalid crc value [ 22.739769][ T316] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 22.744647][ T318] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 22.757577][ T316] F2FS-fs (loop1): fault_injection options not supported [pid 317] close(6) = 0 [pid 317] mkdir("./file4", 0777) = 0 [pid 317] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 319] <... close resumed>) = 0 [pid 319] mkdir("./file4", 0777) = 0 [ 22.760818][ T318] F2FS-fs (loop0): fault_injection options not supported [ 22.767821][ T316] F2FS-fs (loop1): fault_type options not supported [ 22.774170][ T318] F2FS-fs (loop0): fault_type options not supported [ 22.782205][ T316] F2FS-fs (loop1): invalid crc value [ 22.792630][ T318] F2FS-fs (loop0): invalid crc value [ 22.792680][ T315] F2FS-fs (loop4): Found nat_bits in checkpoint [ 22.799717][ T316] F2FS-fs (loop1): Found nat_bits in checkpoint [ 22.810946][ T318] F2FS-fs (loop0): Found nat_bits in checkpoint [ 22.818010][ T317] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 22.836004][ T317] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 22.846070][ T317] F2FS-fs (loop3): fault_injection options not supported [ 22.856274][ T319] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [pid 319] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 316] <... mount resumed>) = 0 [pid 316] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 316] chdir("./file4") = 0 [pid 316] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 316] ioctl(6, LOOP_CLR_FD) = 0 [pid 316] close(6) = 0 [ 22.868081][ T319] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 22.868962][ T317] F2FS-fs (loop3): fault_type options not supported [ 22.884611][ T319] F2FS-fs (loop2): fault_injection options not supported [ 22.888754][ T316] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 22.896913][ T317] F2FS-fs (loop3): invalid crc value [ 22.899731][ T316] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 22.903575][ T319] F2FS-fs (loop2): fault_type options not supported [pid 316] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 1 [pid 309] fspick(AT_FDCWD, ".", 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... fspick resumed>) = 6 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 300] <... futex resumed>) = 0 [pid 309] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = 1 [pid 300] <... futex resumed>) = 0 [pid 316] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 309] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... mount resumed>) = 0 [pid 315] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 315] chdir("./file4") = 0 [pid 315] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 315] ioctl(6, LOOP_CLR_FD) = 0 [pid 315] close(6 [pid 309] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 1 [pid 309] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... open resumed>) = 7 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 300] <... futex resumed>) = 0 [ 22.914232][ T309] F2FS-fs (loop1): switch discard_unit option is not allowed [ 22.924559][ T318] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 22.926318][ T315] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 22.931856][ T319] F2FS-fs (loop2): invalid crc value [ 22.938579][ T315] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 22.950671][ T318] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 22.960645][ T309] attempt to access beyond end of device [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 318] <... mount resumed>) = 0 [pid 318] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 318] chdir("./file4") = 0 [pid 318] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 318] ioctl(6, LOOP_CLR_FD) = 0 [pid 318] close(6) = 0 [pid 318] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] <... futex resumed>) = 0 [pid 318] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = 1 [pid 306] fspick(AT_FDCWD, ".", 0 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] <... fspick resumed>) = 6 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] <... futex resumed>) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... futex resumed>) = 0 [pid 306] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 315] <... close resumed>) = 0 [pid 306] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 315] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] <... futex resumed>) = 0 [pid 309] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 1 [pid 306] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] <... futex resumed>) = 1 [pid 306] <... open resumed>) = 7 [pid 303] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] sendfile(-1, -1, NULL, 281483568746501 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 309] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... futex resumed>) = 1 [pid 305] <... futex resumed>) = 0 [pid 303] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] fspick(AT_FDCWD, ".", 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 309] <... futex resumed>) = 0 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 305] <... fspick resumed>) = 6 [pid 301] <... futex resumed>) = 0 [pid 309] sendmsg(4, NULL, 0 [pid 306] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 305] <... futex resumed>) = 1 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 303] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 0 [pid 303] <... futex resumed>) = 1 [pid 305] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 309] <... futex resumed>) = 1 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] sendfile(-1, -1, NULL, 281483568746501 [pid 301] <... futex resumed>) = 0 [pid 306] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... futex resumed>) = 0 [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 0 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 1 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 306] sendmsg(4, NULL, 0 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 309] <... futex resumed>) = 0 [pid 306] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... futex resumed>) = 0 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 0 [pid 306] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 1 [pid 309] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 309] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... futex resumed>) = 0 [pid 300] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 309] <... futex resumed>) = 0 [pid 306] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 301] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 309] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] exit_group(0 [pid 316] <... futex resumed>) = ? [ 22.960645][ T309] loop1: rw=2049, want=53256, limit=40427 [ 22.971936][ T317] F2FS-fs (loop3): Found nat_bits in checkpoint [ 22.980977][ T306] F2FS-fs (loop0): switch discard_unit option is not allowed [ 22.990342][ T319] F2FS-fs (loop2): Found nat_bits in checkpoint [ 22.998917][ T306] attempt to access beyond end of device [ 22.998917][ T306] loop0: rw=2049, want=53256, limit=40427 [ 23.006768][ T305] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 309] <... futex resumed>) = ? [pid 306] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 300] <... exit_group resumed>) = ? [pid 316] +++ exited with 0 +++ [pid 309] +++ exited with 0 +++ [pid 306] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] exit_group(0 [pid 318] <... futex resumed>) = ? [pid 306] <... futex resumed>) = ? [pid 301] <... exit_group resumed>) = ? [pid 318] +++ exited with 0 +++ [pid 306] +++ exited with 0 +++ [pid 300] +++ exited with 0 +++ [pid 301] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=6, si_stime=21} --- [pid 296] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=6, si_stime=25} --- [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... openat resumed>) = 3 [pid 295] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] newfstatat(3, "", [pid 295] <... openat resumed>) = 3 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] newfstatat(3, "", [pid 296] getdents64(3, [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./0/binderfs" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./0/binderfs", [pid 296] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./0/binderfs" [pid 305] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... futex resumed>) = 1 [pid 305] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 305] <... futex resumed>) = 1 [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 305] <... futex resumed>) = 1 [pid 305] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 305] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] exit_group(0 [pid 315] <... futex resumed>) = ? [pid 303] <... exit_group resumed>) = ? [pid 315] +++ exited with 0 +++ [pid 305] <... futex resumed>) = ? [ 23.021696][ T309] syz-executor348 (309) used greatest stack depth: 21632 bytes left [ 23.034923][ T296] attempt to access beyond end of device [ 23.034923][ T296] loop1: rw=2049, want=45104, limit=40427 [ 23.043908][ T305] attempt to access beyond end of device [ 23.043908][ T305] loop4: rw=2049, want=53256, limit=40427 [ 23.057842][ T295] attempt to access beyond end of device [ 23.057842][ T295] loop0: rw=2049, want=45104, limit=40427 [pid 305] +++ exited with 0 +++ [pid 303] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=4, si_stime=42} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 317] <... mount resumed>) = 0 [pid 317] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 317] chdir("./file4") = 0 [pid 317] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 317] ioctl(6, LOOP_CLR_FD) = 0 [pid 317] close(6 [pid 319] <... mount resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 317] <... close resumed>) = 0 [pid 317] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 1 [pid 299] newfstatat(3, "", [pid 319] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 317] <... futex resumed>) = 1 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 310] fspick(AT_FDCWD, ".", 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... fspick resumed>) = 6 [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... openat resumed>) = 5 [pid 317] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] getdents64(3, [pid 310] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 310] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 304] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./0/binderfs") = 0 [pid 299] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 319] chdir("./file4") = 0 [pid 319] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [ 23.076316][ T317] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 23.093906][ T319] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 23.094118][ T317] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 23.102072][ T319] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 23.117983][ T310] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 319] ioctl(6, LOOP_CLR_FD) = 0 [pid 319] close(6) = 0 [pid 319] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 302] <... futex resumed>) = 1 [pid 307] fspick(AT_FDCWD, ".", 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... fspick resumed>) = 6 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 307] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... futex resumed>) = 0 [pid 307] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 319] <... futex resumed>) = 1 [pid 319] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 1 [pid 310] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 1 [pid 310] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 307] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... futex resumed>) = 1 [pid 307] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... futex resumed>) = 1 [ 23.131146][ T299] attempt to access beyond end of device [ 23.131146][ T299] loop4: rw=2049, want=45104, limit=40427 [ 23.147044][ T307] F2FS-fs (loop2): switch discard_unit option is not allowed [ 23.150347][ T310] attempt to access beyond end of device [ 23.150347][ T310] loop3: rw=2049, want=53256, limit=40427 [ 23.174179][ T307] attempt to access beyond end of device [pid 307] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 310] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 1 [pid 310] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 1 [pid 310] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 310] <... futex resumed>) = 1 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 310] <... futex resumed>) = 1 [pid 310] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 310] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] exit_group(0 [pid 317] <... futex resumed>) = ? [pid 304] <... exit_group resumed>) = ? [pid 317] +++ exited with 0 +++ [pid 310] <... futex resumed>) = ? [pid 307] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... futex resumed>) = 1 [pid 307] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] <... futex resumed>) = 1 [pid 307] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 307] <... futex resumed>) = 1 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 307] <... futex resumed>) = 1 [pid 307] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 310] +++ exited with 0 +++ [pid 304] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=4, si_stime=18} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 307] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 302] exit_group(0 [pid 319] <... futex resumed>) = ? [pid 302] <... exit_group resumed>) = ? [pid 319] +++ exited with 0 +++ [pid 307] <... futex resumed>) = ? [pid 307] +++ exited with 0 +++ [pid 302] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=3, si_stime=21} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 298] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 297] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(3, "", [pid 297] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(3, "", [pid 298] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] getdents64(3, [pid 298] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./0/binderfs", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./0/binderfs", [pid 298] unlink("./0/binderfs" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 297] unlink("./0/binderfs" [pid 298] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [ 23.174179][ T307] loop2: rw=2049, want=53256, limit=40427 [pid 297] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./0/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./0/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./0/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./0") = 0 [pid 296] mkdir("./1", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 342 ./strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 342] chdir("./1") = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 342] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 342] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 342] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[343]}, 88) = 343 [pid 342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 1 [pid 343] poll(NULL, 0, 8) = 0 (Timeout) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 0 [pid 342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 343] memfd_create("syzkaller", 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... memfd_create resumed>) = 5 [pid 342] <... futex resumed>) = 0 [ 23.209044][ T298] attempt to access beyond end of device [ 23.209044][ T298] loop3: rw=2049, want=45104, limit=40427 [ 23.226488][ T297] attempt to access beyond end of device [ 23.226488][ T297] loop2: rw=2049, want=45104, limit=40427 [pid 343] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 343] <... mmap resumed>) = 0x7f25c0ae5000 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./0/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./0/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./0/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./0") = 0 [pid 299] mkdir("./1", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 344 [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 344 attached ) = -1 EINVAL (Invalid argument) [pid 344] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 295] newfstatat(AT_FDCWD, "./0/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 344] chdir("./1" [pid 295] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./0/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 344] <... chdir resumed>) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] newfstatat(4, "", [pid 344] <... prctl resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 344] setpgid(0, 0 [pid 295] getdents64(4, [pid 344] <... setpgid resumed>) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./0/file4" [pid 344] <... openat resumed>) = 3 [pid 295] <... rmdir resumed>) = 0 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] symlink("/dev/binderfs", "./binderfs") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 344] write(1, "executing program\n", 18executing program ) = 18 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] rmdir("./0" [pid 344] <... futex resumed>) = 0 [pid 344] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 344] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 344] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] <... rmdir resumed>) = 0 [pid 344] <... rt_sigprocmask resumed>[], 8) = 0 [pid 344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 295] mkdir("./1", 0777) = 0 [pid 344] <... clone3 resumed> => {parent_tid=[345]}, 88) = 345 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 346 ./strace-static-x86_64: Process 346 attached [pid 346] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 346] chdir("./1") = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 346] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[347]}, 88) = 347 [pid 346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 345 attached [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 347] <... futex resumed>) = 1 [pid 347] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 347] poll(NULL, 0, 8 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 344] <... futex resumed>) = 0 [pid 345] <... bpf resumed>) = 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 344] <... futex resumed>) = 0 [pid 345] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] bpf(BPF_MAP_CREATE, NULL, 0 [pid 344] <... futex resumed>) = 0 [pid 345] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 344] <... futex resumed>) = 0 [pid 345] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 344] <... futex resumed>) = 0 [pid 345] <... socket resumed>) = 4 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] bpf(BPF_MAP_CREATE, NULL, 72 [pid 344] <... futex resumed>) = 0 [pid 345] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 344] <... futex resumed>) = 0 [pid 347] <... poll resumed>) = 0 (Timeout) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 346] <... futex resumed>) = 0 [pid 347] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 346] <... futex resumed>) = 0 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 347] memfd_create("syzkaller", 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... memfd_create resumed>) = 5 [pid 346] <... futex resumed>) = 0 [pid 347] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 347] <... mmap resumed>) = 0x7f25c0ae5000 [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 345] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 344] <... futex resumed>) = 0 [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] poll(NULL, 0, 8 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... poll resumed>) = 0 (Timeout) [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] <... futex resumed>) = 0 [pid 345] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] memfd_create("syzkaller", 0 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 345] <... memfd_create resumed>) = 5 [pid 345] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 297] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./0/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./0/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./0") = 0 [pid 298] mkdir("./1", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 348 [pid 297] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 348] chdir("./1") = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 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"executing program ) = 0 [pid 348] write(1, "executing program\n", 18) = 18 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 348] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 348] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 348] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 348] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[349]}, 88) = 349 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 297] newfstatat(AT_FDCWD, "./0/file4", [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 1 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 297] umount2("./0/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 348] <... futex resumed>) = 0 [pid 349] poll(NULL, 0, 8 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./0/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./0/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./0") = 0 [pid 297] mkdir("./1", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 349] <... poll resumed>) = 0 (Timeout) [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 348] <... futex resumed>) = 0 [pid 349] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 348] <... futex resumed>) = 0 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 0 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 349] memfd_create("syzkaller", 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... memfd_create resumed>) = 5 [pid 348] <... futex resumed>) = 0 [pid 349] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 349] <... mmap resumed>) = 0x7f25c0ae5000 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 350 [pid 343] <... write resumed>) = 20699119 [pid 343] munmap(0x7f25c0ae5000, 138412032) = 0 ./strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 350] chdir("./1") = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 343] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 350] <... openat resumed>) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3) = 0 [pid 350] symlink("/dev/binderfs", "./binderfs" [pid 343] <... openat resumed>) = 6 [pid 343] ioctl(6, LOOP_SET_FD, 5 [pid 350] <... symlink resumed>) = 0 executing program [pid 350] write(1, "executing program\n", 18) = 18 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 350] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[351]}, 88) = 351 [pid 350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119./strace-static-x86_64: Process 351 attached [pid 343] <... ioctl resumed>) = 0 [pid 351] set_robust_list(0x7f25c8f059a0, 24 [pid 343] close(5 [pid 351] <... set_robust_list resumed>) = 0 [pid 343] <... close resumed>) = 0 [pid 351] rt_sigprocmask(SIG_SETMASK, [], [pid 343] close(6 [pid 351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = 0 [pid 351] <... futex resumed>) = 1 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 350] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 350] <... futex resumed>) = 1 [pid 351] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... socket resumed>) = 4 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... futex resumed>) = 0 [pid 351] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] bpf(BPF_PROG_LOAD, NULL, 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 350] <... futex resumed>) = 1 [pid 351] poll(NULL, 0, 8 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... poll resumed>) = 0 (Timeout) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 351] memfd_create("syzkaller", 0) = 5 [pid 351] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 345] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 343] <... close resumed>) = 0 [pid 343] mkdir("./file4", 0777) = 0 [ 23.540329][ T343] loop1: detected capacity change from 0 to 40427 [pid 343] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 349] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 347] <... write resumed>) = 20699119 [pid 347] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 347] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [ 23.639352][ T343] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 23.656052][ T343] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [pid 347] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 347] close(5) = 0 [pid 347] close(6 [pid 351] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 347] <... close resumed>) = 0 [pid 347] mkdir("./file4", 0777) = 0 [pid 347] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 345] <... write resumed>) = 20699119 [ 23.681495][ T347] loop0: detected capacity change from 0 to 40427 [ 23.681884][ T343] F2FS-fs (loop1): fault_injection options not supported [ 23.716018][ T343] F2FS-fs (loop1): fault_type options not supported [ 23.723407][ T343] F2FS-fs (loop1): invalid crc value [pid 345] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 345] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 345] ioctl(6, LOOP_SET_FD, 5 [pid 349] <... write resumed>) = 20699119 [pid 349] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 349] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 349] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 349] close(5) = 0 [ 23.741209][ T343] F2FS-fs (loop1): Found nat_bits in checkpoint [ 23.759124][ T345] loop4: detected capacity change from 0 to 40427 [ 23.768093][ T349] loop3: detected capacity change from 0 to 40427 [ 23.779546][ T347] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [pid 349] close(6 [pid 345] <... ioctl resumed>) = 0 [pid 345] close(5) = 0 [pid 345] close(6 [pid 343] <... mount resumed>) = 0 [pid 343] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 349] <... close resumed>) = 0 [pid 349] mkdir("./file4", 0777) = 0 [pid 349] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 343] chdir("./file4") = 0 [pid 343] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 343] ioctl(6, LOOP_CLR_FD) = 0 [pid 345] <... close resumed>) = 0 [ 23.785608][ T343] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 23.786741][ T347] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 23.793337][ T343] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 23.809091][ T347] F2FS-fs (loop0): fault_injection options not supported [ 23.818975][ T349] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 23.827703][ T349] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [pid 343] close(6 [pid 345] mkdir("./file4", 0777 [pid 343] <... close resumed>) = 0 [pid 345] <... mkdir resumed>) = 0 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 345] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 343] fspick(AT_FDCWD, ".", 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] <... fspick resumed>) = 6 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 343] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... write resumed>) = 20699119 [pid 351] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 351] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 351] ioctl(6, LOOP_SET_FD, 5 [pid 343] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 351] <... ioctl resumed>) = 0 [pid 351] close(5) = 0 [pid 351] close(6 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 23.835714][ T347] F2FS-fs (loop0): fault_type options not supported [ 23.844128][ T349] F2FS-fs (loop3): fault_injection options not supported [ 23.851721][ T349] F2FS-fs (loop3): fault_type options not supported [ 23.858943][ T343] F2FS-fs (loop1): switch discard_unit option is not allowed [ 23.861846][ T351] loop2: detected capacity change from 0 to 40427 [ 23.871935][ T349] F2FS-fs (loop3): invalid crc value [ 23.873261][ T347] F2FS-fs (loop0): invalid crc value [ 23.883193][ T345] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [pid 343] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = 0 [pid 342] <... futex resumed>) = 1 [pid 343] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] <... close resumed>) = 0 [pid 351] mkdir("./file4", 0777) = 0 [pid 351] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = 0 [pid 342] <... futex resumed>) = 1 [pid 343] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] sendmsg(4, NULL, 0 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = 0 [pid 342] <... futex resumed>) = 1 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 343] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 342] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 343] <... futex resumed>) = 0 [pid 342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 343] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [ 23.890266][ T345] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 23.892538][ T349] F2FS-fs (loop3): Found nat_bits in checkpoint [ 23.899701][ T347] F2FS-fs (loop0): Found nat_bits in checkpoint [ 23.910938][ T345] F2FS-fs (loop4): fault_injection options not supported [ 23.917232][ T351] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 23.934958][ T345] F2FS-fs (loop4): fault_type options not supported [pid 342] exit_group(0 [pid 343] <... futex resumed>) = ? [pid 342] <... exit_group resumed>) = ? [pid 343] +++ exited with 0 +++ [pid 342] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=6, si_stime=14} --- [pid 296] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./1/binderfs") = 0 [ 23.936208][ T351] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 23.949831][ T345] F2FS-fs (loop4): invalid crc value [ 23.966495][ T351] F2FS-fs (loop2): fault_injection options not supported [ 23.973537][ T351] F2FS-fs (loop2): fault_type options not supported [ 23.980446][ T345] F2FS-fs (loop4): Found nat_bits in checkpoint [pid 296] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 347] <... mount resumed>) = 0 [pid 347] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 347] chdir("./file4") = 0 [pid 347] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 347] ioctl(6, LOOP_CLR_FD [pid 349] <... mount resumed>) = 0 [pid 349] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 347] <... ioctl resumed>) = 0 [ 23.987605][ T351] F2FS-fs (loop2): invalid crc value [ 23.996245][ T347] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 24.003100][ T347] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 24.010787][ T349] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 24.017928][ T349] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 24.025829][ T345] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 24.033650][ T351] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 349] <... openat resumed>) = 5 [pid 347] close(6 [pid 349] chdir("./file4" [pid 347] <... close resumed>) = 0 [pid 349] <... chdir resumed>) = 0 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 347] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 349] <... openat resumed>) = 6 [pid 347] fspick(AT_FDCWD, ".", 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] ioctl(6, LOOP_CLR_FD) = 0 [pid 347] <... fspick resumed>) = 6 [pid 349] close(6 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... close resumed>) = 0 [pid 347] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 349] <... futex resumed>) = 1 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] fspick(AT_FDCWD, ".", 0) = 6 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 348] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 351] <... mount resumed>) = 0 [pid 351] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 351] chdir("./file4") = 0 [pid 351] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 351] ioctl(6, LOOP_CLR_FD) = 0 [pid 351] close(6) = 0 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... futex resumed>) = 1 [pid 351] fspick(AT_FDCWD, ".", 0) = 6 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... futex resumed>) = 1 [ 24.033975][ T345] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 24.055228][ T347] F2FS-fs (loop0): switch discard_unit option is not allowed [ 24.063724][ T349] F2FS-fs (loop3): switch discard_unit option is not allowed [ 24.069009][ T351] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 24.078228][ T351] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [pid 351] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 345] <... mount resumed>) = 0 [pid 345] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 345] chdir("./file4") = 0 [pid 345] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 345] ioctl(6, LOOP_CLR_FD) = 0 [pid 345] close(6) = 0 [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... futex resumed>) = 1 [pid 351] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 344] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 347] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 346] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 351] <... futex resumed>) = 1 [pid 350] <... futex resumed>) = 0 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... futex resumed>) = 1 [pid 348] <... futex resumed>) = 0 [pid 347] <... futex resumed>) = 0 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 350] <... futex resumed>) = 0 [pid 349] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... futex resumed>) = 0 [pid 351] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 349] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = 1 [pid 344] <... futex resumed>) = 1 [pid 351] <... futex resumed>) = 1 [pid 350] <... futex resumed>) = 0 [pid 349] <... open resumed>) = 7 [pid 347] <... futex resumed>) = 0 [pid 345] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 345] fspick(AT_FDCWD, ".", 0 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 350] <... futex resumed>) = 0 [pid 349] <... futex resumed>) = 1 [pid 348] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... open resumed>) = 7 [pid 351] sendfile(-1, -1, NULL, 281483568746501 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... fspick resumed>) = 6 [pid 351] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 348] <... futex resumed>) = 0 [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = 1 [pid 345] <... futex resumed>) = 1 [pid 351] <... futex resumed>) = 1 [pid 350] <... futex resumed>) = 0 [pid 349] <... futex resumed>) = 0 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 350] <... futex resumed>) = 0 [pid 349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] sendmsg(4, NULL, 0 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] sendfile(-1, -1, NULL, 281483568746501 [pid 348] <... futex resumed>) = 0 [pid 351] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 349] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... futex resumed>) = 1 [pid 350] <... futex resumed>) = 0 [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] sendmsg(4, NULL, 0 [pid 348] <... futex resumed>) = 0 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 350] <... futex resumed>) = 0 [pid 349] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 351] <... futex resumed>) = 1 [pid 350] <... futex resumed>) = 0 [pid 349] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 348] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 350] <... futex resumed>) = 0 [pid 349] <... futex resumed>) = 0 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 350] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 349] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... futex resumed>) = 0 [pid 351] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 351] <... futex resumed>) = 1 [pid 350] <... futex resumed>) = 0 [pid 349] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 348] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 351] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] exit_group(0 [pid 349] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... exit_group resumed>) = ? [pid 349] <... futex resumed>) = 0 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... futex resumed>) = ? [pid 349] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] exit_group(0 [pid 346] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = 0 [pid 351] +++ exited with 0 +++ [pid 350] +++ exited with 0 +++ [pid 349] <... futex resumed>) = ? [pid 348] <... exit_group resumed>) = ? [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] +++ exited with 0 +++ [pid 348] +++ exited with 0 +++ [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 1 [pid 345] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = 1 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=5, si_stime=16} --- [pid 347] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=3, si_stime=16} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 347] <... pwritev2 resumed>) = -1 EIO (Input/output error) [ 24.087455][ T351] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./1/binderfs") = 0 [pid 297] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... umount2 resumed>) = 0 [pid 347] <... futex resumed>) = 1 [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] <... futex resumed>) = 1 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 346] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = 0 [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 1 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] newfstatat(AT_FDCWD, "./1/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./1/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./1/file4" [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = 1 [pid 345] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... open resumed>) = 7 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] <... rmdir resumed>) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./1" [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... rmdir resumed>) = 0 [pid 296] mkdir("./2", 0777 [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 1 [pid 347] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 373 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 1 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... futex resumed>) = 1 [pid 344] <... futex resumed>) = 0 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] <... futex resumed>) = 0 [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 346] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] sendfile(-1, -1, NULL, 281483568746501 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 346] <... futex resumed>) = 0 [pid 345] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 347] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 346] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 345] <... futex resumed>) = 1 [pid 344] <... futex resumed>) = 0 [pid 347] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] <... futex resumed>) = 0 [pid 347] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 346] exit_group(0 [pid 345] sendmsg(4, NULL, 0 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... futex resumed>) = ? [pid 346] <... exit_group resumed>) = ? [pid 345] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 347] +++ exited with 0 +++ [pid 346] +++ exited with 0 +++ [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=5, si_stime=19} --- [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] <... futex resumed>) = 0 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 345] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] <... futex resumed>) = 0 [pid 345] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 344] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 345] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 345] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 345] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] exit_group(0 [pid 345] <... futex resumed>) = ? [pid 344] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 373 attached [pid 345] +++ exited with 0 +++ [pid 344] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=9, si_stime=17} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 299] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 295] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 295] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 295] getdents64(3, [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./1/binderfs", [pid 295] newfstatat(AT_FDCWD, "./1/binderfs", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./1/binderfs" [pid 295] unlink("./1/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 373] chdir("./2") = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 24.116848][ T345] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 373] setpgid(0, 0) = 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 [pid 373] write(1, "executing program\n", 18executing program ) = 18 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 373] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 373] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 373] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[375]}, 88) = 375 [pid 373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 373] <... futex resumed>) = 0 [pid 375] <... bpf resumed>) = 3 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 373] <... futex resumed>) = 0 [pid 375] <... bpf resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 375] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_MAP_CREATE, NULL, 0 [pid 373] <... futex resumed>) = 0 [pid 375] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... socket resumed>) = 4 [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_MAP_CREATE, NULL, 72 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_PROG_LOAD, NULL, 0 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] poll(NULL, 0, 8 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... poll resumed>) = 0 (Timeout) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] <... futex resumed>) = 0 [pid 375] memfd_create("syzkaller", 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 375] <... memfd_create resumed>) = 5 [pid 375] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./1/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./1/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./1/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./1") = 0 [pid 297] mkdir("./2", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x55555b91c690) = 376 ./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 376] chdir("./2") = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] setpgid(0, 0) = 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] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 376] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 376] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[377]}, 88) = 377 [pid 376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... futex resumed>) = 1 [pid 377] poll(NULL, 0, 8) = 0 (Timeout) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 376] <... futex resumed>) = 0 [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 1 [pid 377] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 377] memfd_create("syzkaller", 0) = 5 [pid 377] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 375] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./1/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./1/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./1/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./1") = 0 [pid 298] mkdir("./2", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 378 [pid 295] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 378 attached [pid 378] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 378] chdir("./2") = 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 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" [pid 299] <... umount2 resumed>) = 0 [pid 378] <... symlink resumed>) = 0 [pid 378] write(1, "executing program\n", 18 [pid 295] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 295] newfstatat(AT_FDCWD, "./1/file4", [pid 378] <... write resumed>) = 18 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./1/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] openat(AT_FDCWD, "./1/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] umount2("./1/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./1/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] newfstatat(4, "", [pid 299] <... openat resumed>) = 4 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4, [pid 295] close(4 [pid 299] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] <... close resumed>) = 0 [pid 299] close(4) = 0 [pid 295] rmdir("./1/file4" [pid 299] rmdir("./1/file4" [pid 378] <... futex resumed>) = 0 [pid 378] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 378] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... rmdir resumed>) = 0 [pid 378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 299] close(3 [pid 295] rmdir("./1" [pid 299] <... close resumed>) = 0 [pid 378] <... mmap resumed>) = 0x7f25c8ee5000 [pid 299] rmdir("./1" [pid 378] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 295] mkdir("./2", 0777) = 0 [pid 299] mkdir("./2", 0777 [pid 378] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] <... mkdir resumed>) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD [pid 299] ioctl(3, LOOP_CLR_FD [pid 295] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 299] close(3 [pid 295] close(3 [pid 299] <... close resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 378] <... rt_sigprocmask resumed>[], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 380 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 379 ./strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 379] chdir("./2") = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 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] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 379] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 379] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 378] <... clone3 resumed> => {parent_tid=[381]}, 88) = 381 [pid 379] <... clone3 resumed> => {parent_tid=[382]}, 88) = 382 [pid 378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] <... futex resumed>) = 0 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 1 [pid 381] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... bpf resumed>) = 3 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 1 [pid 381] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 1 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 1 [pid 381] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 1 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... socket resumed>) = 4 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = 0 [pid 381] <... futex resumed>) = 0 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] bpf(BPF_PROG_LOAD, NULL, 0 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] poll(NULL, 0, 8 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 380 attached [pid 380] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 380] chdir("./2") = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 382 attached [pid 380] write(3, "1000", 4 [pid 382] set_robust_list(0x7f25c8f059a0, 24 [pid 380] <... write resumed>) = 4 [pid 380] close(3 [pid 382] <... set_robust_list resumed>) = 0 [pid 380] <... close resumed>) = 0 [pid 382] rt_sigprocmask(SIG_SETMASK, [], [pid 380] symlink("/dev/binderfs", "./binderfs" [pid 382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 380] <... symlink resumed>) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 380] write(1, "executing program\n", 18 [pid 381] <... poll resumed>) = 0 (Timeout) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 381] memfd_create("syzkaller", 0 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 380] <... write resumed>) = 18 [pid 381] <... memfd_create resumed>) = 5 [pid 378] <... futex resumed>) = 0 [pid 381] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 381] <... mmap resumed>) = 0x7f25c0ae5000 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 380] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 382] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 380] <... rt_sigaction resumed>NULL, 8) = 0 [pid 380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 382] <... futex resumed>) = 1 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 382] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 380] <... mmap resumed>) = 0x7f25c8ee5000 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 382] <... futex resumed>) = 1 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 382] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 382] <... futex resumed>) = 1 [pid 379] <... futex resumed>) = 0 [pid 380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] bpf(BPF_MAP_CREATE, NULL, 0 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... clone3 resumed> => {parent_tid=[383]}, 88) = 383 [pid 382] <... futex resumed>) = 1 [pid 379] <... futex resumed>) = 0 [pid 380] rt_sigprocmask(SIG_SETMASK, [], [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 382] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 382] <... futex resumed>) = 1 [pid 379] <... futex resumed>) = 0 [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] <... futex resumed>) = 0 [pid 382] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... socket resumed>) = 4 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] <... futex resumed>) = 0 [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] <... futex resumed>) = 0 [pid 382] bpf(BPF_MAP_CREATE, NULL, 72 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] <... futex resumed>) = 0 [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] <... futex resumed>) = 0 [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] <... futex resumed>) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 383 attached [pid 382] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 377] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] poll(NULL, 0, 8 [pid 383] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... bpf resumed>) = 3 [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 382] <... poll resumed>) = 0 (Timeout) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] <... futex resumed>) = 0 [pid 382] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 0 [pid 379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 382] memfd_create("syzkaller", 0) = 5 [pid 382] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 383] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... socket resumed>) = 4 [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] bpf(BPF_MAP_CREATE, NULL, 72 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] bpf(BPF_PROG_LOAD, NULL, 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] poll(NULL, 0, 8 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... poll resumed>) = 0 (Timeout) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 383] memfd_create("syzkaller", 0) = 5 [pid 383] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 375] <... write resumed>) = 20699119 [pid 381] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 375] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 375] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 375] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 375] close(5) = 0 [pid 375] close(6 [pid 377] <... write resumed>) = 20699119 [pid 377] munmap(0x7f25c0ae5000, 138412032 [pid 375] <... close resumed>) = 0 [ 24.536984][ T375] loop1: detected capacity change from 0 to 40427 [pid 377] <... munmap resumed>) = 0 [pid 375] mkdir("./file4", 0777) = 0 [pid 375] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 377] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 377] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 377] close(5) = 0 [pid 377] close(6 [pid 381] <... write resumed>) = 20699119 [pid 381] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 381] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 381] ioctl(6, LOOP_SET_FD, 5 [pid 383] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 382] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 381] <... ioctl resumed>) = 0 [pid 381] close(5) = 0 [pid 381] close(6 [pid 377] <... close resumed>) = 0 [ 24.599078][ T377] loop2: detected capacity change from 0 to 40427 [ 24.618846][ T381] loop3: detected capacity change from 0 to 40427 [ 24.639435][ T375] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [pid 377] mkdir("./file4", 0777) = 0 [pid 377] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 383] <... write resumed>) = 20699119 [pid 383] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 383] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 383] ioctl(6, LOOP_SET_FD, 5 [pid 381] <... close resumed>) = 0 [pid 383] <... ioctl resumed>) = 0 [ 24.656559][ T375] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 24.675820][ T375] F2FS-fs (loop1): fault_injection options not supported [ 24.683268][ T375] F2FS-fs (loop1): fault_type options not supported [ 24.691375][ T383] loop0: detected capacity change from 0 to 40427 [ 24.692144][ T375] F2FS-fs (loop1): invalid crc value [pid 381] mkdir("./file4", 0777 [pid 383] close(5 [pid 381] <... mkdir resumed>) = 0 [pid 383] <... close resumed>) = 0 [pid 381] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 383] close(6 [pid 382] <... write resumed>) = 20699119 [pid 382] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 382] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 382] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 382] close(5) = 0 [ 24.706258][ T377] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 24.713014][ T377] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 24.721520][ T377] F2FS-fs (loop2): fault_injection options not supported [ 24.728604][ T377] F2FS-fs (loop2): fault_type options not supported [ 24.729399][ T375] F2FS-fs (loop1): Found nat_bits in checkpoint [ 24.735869][ T377] F2FS-fs (loop2): invalid crc value [ 24.747641][ T382] loop4: detected capacity change from 0 to 40427 [pid 382] close(6 [pid 383] <... close resumed>) = 0 [pid 382] <... close resumed>) = 0 [pid 383] mkdir("./file4", 0777 [pid 382] mkdir("./file4", 0777 [pid 383] <... mkdir resumed>) = 0 [pid 382] <... mkdir resumed>) = 0 [pid 382] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 24.755637][ T377] F2FS-fs (loop2): Found nat_bits in checkpoint [ 24.769720][ T381] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 24.778582][ T381] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 24.788144][ T382] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 24.794895][ T382] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [pid 383] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 377] <... mount resumed>) = 0 [pid 377] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 377] chdir("./file4") = 0 [pid 377] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 377] ioctl(6, LOOP_CLR_FD) = 0 [pid 377] close(6) = 0 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] <... futex resumed>) = 0 [ 24.797308][ T377] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 24.803868][ T381] F2FS-fs (loop3): fault_injection options not supported [ 24.809929][ T377] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 24.817052][ T381] F2FS-fs (loop3): fault_type options not supported [ 24.827902][ T382] F2FS-fs (loop4): fault_injection options not supported [ 24.831627][ T375] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 24.838049][ T382] F2FS-fs (loop4): fault_type options not supported [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 377] <... futex resumed>) = 0 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] fspick(AT_FDCWD, ".", 0) = 6 [pid 375] <... mount resumed>) = 0 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] <... futex resumed>) = 0 [pid 375] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 1 [pid 375] <... openat resumed>) = 5 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] chdir("./file4" [pid 377] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 375] <... chdir resumed>) = 0 [pid 375] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 375] ioctl(6, LOOP_CLR_FD) = 0 [pid 375] close(6) = 0 [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 375] fspick(AT_FDCWD, ".", 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... fspick resumed>) = 6 [pid 373] <... futex resumed>) = 0 [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = 1 [pid 375] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] <... futex resumed>) = 0 [ 24.844408][ T375] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 24.858587][ T381] F2FS-fs (loop3): invalid crc value [ 24.858799][ T383] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 24.866215][ T382] F2FS-fs (loop4): invalid crc value [ 24.879591][ T377] F2FS-fs (loop2): switch discard_unit option is not allowed [ 24.890982][ T375] F2FS-fs (loop1): switch discard_unit option is not allowed [ 24.898135][ T383] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 375] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 377] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 375] <... futex resumed>) = 1 [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = 1 [pid 375] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... open resumed>) = 7 [pid 375] <... open resumed>) = 7 [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = 1 [pid 375] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] sendfile(-1, -1, NULL, 281483568746501 [pid 373] <... futex resumed>) = 0 [pid 375] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] <... futex resumed>) = 1 [pid 375] <... futex resumed>) = 0 [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 375] sendmsg(4, NULL, 0 [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 375] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] <... futex resumed>) = 0 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 377] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 375] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 0 [pid 377] <... futex resumed>) = 1 [pid 376] <... futex resumed>) = 0 [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] sendfile(-1, -1, NULL, 281483568746501 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] <... futex resumed>) = 0 [pid 377] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 376] <... futex resumed>) = 0 [pid 375] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 373] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 375] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] sendmsg(4, NULL, 0 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 0 [pid 377] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 376] <... futex resumed>) = 0 [pid 375] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] exit_group(0 [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... futex resumed>) = ? [pid 373] <... exit_group resumed>) = ? [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 375] +++ exited with 0 +++ [pid 373] +++ exited with 0 +++ [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=4, si_stime=20} --- [pid 377] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 376] <... futex resumed>) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] <... futex resumed>) = 0 [pid 377] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 376] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 377] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 377] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 376] <... futex resumed>) = 0 [pid 377] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] exit_group(0 [pid 377] <... futex resumed>) = ? [pid 376] <... exit_group resumed>) = ? [pid 377] +++ exited with 0 +++ [pid 376] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=7, si_stime=18} --- [pid 296] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... openat resumed>) = 3 [pid 297] <... openat resumed>) = 3 [pid 296] newfstatat(3, "", [pid 297] newfstatat(3, "", [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 297] getdents64(3, [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./2/binderfs", [pid 297] newfstatat(AT_FDCWD, "./2/binderfs", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./2/binderfs" [pid 297] unlink("./2/binderfs" [pid 296] <... unlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 296] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 24.899482][ T382] F2FS-fs (loop4): Found nat_bits in checkpoint [ 24.927824][ T383] F2FS-fs (loop0): fault_injection options not supported [ 24.928997][ T381] F2FS-fs (loop3): Found nat_bits in checkpoint [ 24.939738][ T383] F2FS-fs (loop0): fault_type options not supported [ 24.962737][ T383] F2FS-fs (loop0): invalid crc value [pid 297] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 382] <... mount resumed>) = 0 [pid 382] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 381] <... mount resumed>) = 0 [pid 382] <... openat resumed>) = 5 [pid 381] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 382] chdir("./file4" [pid 381] <... openat resumed>) = 5 [pid 382] <... chdir resumed>) = 0 [pid 381] chdir("./file4" [pid 382] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 381] <... chdir resumed>) = 0 [pid 382] <... openat resumed>) = 6 [pid 381] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 382] ioctl(6, LOOP_CLR_FD) = 0 [pid 381] <... openat resumed>) = 6 [pid 382] close(6 [pid 381] ioctl(6, LOOP_CLR_FD [pid 382] <... close resumed>) = 0 [pid 381] <... ioctl resumed>) = 0 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] close(6 [pid 382] <... futex resumed>) = 1 [pid 381] <... close resumed>) = 0 [pid 379] <... futex resumed>) = 0 [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] <... futex resumed>) = 1 [pid 379] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 0 [pid 382] fspick(AT_FDCWD, ".", 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... fspick resumed>) = 6 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] fspick(AT_FDCWD, ".", 0 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = 0 [pid 382] <... futex resumed>) = 1 [pid 381] <... fspick resumed>) = 6 [pid 379] <... futex resumed>) = 0 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 382] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 381] <... futex resumed>) = 0 [pid 379] <... futex resumed>) = 0 [ 24.986754][ T383] F2FS-fs (loop0): Found nat_bits in checkpoint [ 24.996252][ T381] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 25.003177][ T381] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 25.010628][ T382] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 25.017540][ T382] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = 0 [pid 382] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 0 [pid 382] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 382] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 382] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 382] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 382] <... futex resumed>) = 1 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 381] <... futex resumed>) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 381] <... open resumed>) = 7 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 382] <... futex resumed>) = 1 [pid 382] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 382] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] exit_group(0) = ? [pid 382] <... futex resumed>) = ? [pid 382] +++ exited with 0 +++ [pid 379] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=6, si_stime=18} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./2/binderfs") = 0 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... futex resumed>) = 0 [pid 381] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 381] sendfile(-1, -1, NULL, 281483568746501 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 381] sendmsg(4, NULL, 0 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 381] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 381] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 378] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 381] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 381] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 381] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] exit_group(0 [pid 381] <... futex resumed>) = ? [pid 378] <... exit_group resumed>) = ? [pid 381] +++ exited with 0 +++ [pid 378] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=5, si_stime=17} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 383] <... mount resumed>) = 0 [pid 383] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 383] chdir("./file4") = 0 [pid 383] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 383] ioctl(6, LOOP_CLR_FD) = 0 [pid 383] close(6) = 0 [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 383] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 298] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 383] <... futex resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 383] fspick(AT_FDCWD, ".", 0) = 6 [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 383] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] newfstatat(3, "", [pid 380] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, [pid 380] <... futex resumed>) = 1 [ 25.033746][ T382] F2FS-fs (loop4): switch discard_unit option is not allowed [ 25.041157][ T381] F2FS-fs (loop3): switch discard_unit option is not allowed [ 25.051784][ T383] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 25.076559][ T383] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 383] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 383] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 383] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 383] <... futex resumed>) = 0 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 383] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 383] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] exit_group(0) = ? [pid 383] <... futex resumed>) = ? [pid 383] +++ exited with 0 +++ [pid 380] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=1, si_stime=15} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./2/binderfs") = 0 [ 25.097200][ T383] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 295] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./2/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./2/file4", [pid 297] openat(AT_FDCWD, "./2/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./2/file4" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./2/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] <... rmdir resumed>) = 0 [pid 296] newfstatat(4, "", [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./2" [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 297] mkdir("./3", 0777 [pid 296] close(4) = 0 [pid 296] rmdir("./2/file4" [pid 297] <... mkdir resumed>) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3 [pid 296] <... rmdir resumed>) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./2") = 0 [pid 296] mkdir("./3", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 405 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 406 ./strace-static-x86_64: Process 405 attached [pid 405] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 405] chdir("./3") = 0 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 405] setpgid(0, 0) = 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 [pid 405] write(1, "executing program\n", 18executing program ) = 18 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 405] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 405] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[407]}, 88) = 407 [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 ./strace-static-x86_64: Process 406 attached [pid 407] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 406] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 407] <... bpf resumed>) = 3 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] chdir("./3") = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] <... openat resumed>) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] symlink("/dev/binderfs", "./binderfs" [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 406] <... symlink resumed>) = 0 executing program [pid 406] write(1, "executing program\n", 18) = 18 [pid 407] <... bpf resumed>) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 406] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 405] <... futex resumed>) = 0 [pid 406] <... clone3 resumed> => {parent_tid=[408]}, 88) = 408 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] rt_sigprocmask(SIG_SETMASK, [], [pid 405] <... futex resumed>) = 0 [pid 406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] poll(NULL, 0, 8./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 406] <... futex resumed>) = 0 [pid 408] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 299] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 408] <... bpf resumed>) = 0 [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./2/file4", [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 408] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 406] <... futex resumed>) = 0 [pid 299] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] bpf(BPF_MAP_CREATE, NULL, 0 [pid 406] <... futex resumed>) = 0 [pid 408] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] openat(AT_FDCWD, "./2/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 299] newfstatat(4, "", [pid 408] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 406] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 406] <... futex resumed>) = 0 [pid 299] getdents64(4, [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 406] <... futex resumed>) = 0 [pid 408] bpf(BPF_MAP_CREATE, NULL, 72 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(4, [pid 408] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 406] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] bpf(BPF_PROG_LOAD, NULL, 0 [pid 406] <... futex resumed>) = 0 [pid 299] close(4 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... close resumed>) = 0 [pid 408] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 406] <... futex resumed>) = 0 [pid 299] rmdir("./2/file4" [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 406] <... futex resumed>) = 0 [pid 408] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rmdir resumed>) = 0 [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 406] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] poll(NULL, 0, 8 [pid 406] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] close(3) = 0 [pid 299] rmdir("./2") = 0 [pid 299] mkdir("./3", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 409 [pid 408] <... poll resumed>) = 0 (Timeout) [pid 407] <... poll resumed>) = 0 (Timeout) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = 1 [pid 407] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 0 [pid 408] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 0 [pid 408] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 407] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 407] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = 1 [pid 407] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 0 [pid 408] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 0 [pid 408] memfd_create("syzkaller", 0 [pid 407] memfd_create("syzkaller", 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 408] <... memfd_create resumed>) = 5 [pid 407] <... memfd_create resumed>) = 5 [pid 408] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 407] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 408] <... mmap resumed>) = 0x7f25c0ae5000 [pid 407] <... mmap resumed>) = 0x7f25c0ae5000 ./strace-static-x86_64: Process 409 attached [pid 409] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 409] chdir("./3") = 0 [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 409] setpgid(0, 0) = 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 [pid 409] write(1, "executing program\n", 18executing program ) = 18 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 409] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[410]}, 88) = 410 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 410 attached [pid 298] <... umount2 resumed>) = 0 [pid 410] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] <... futex resumed>) = 0 [pid 410] <... futex resumed>) = 1 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... bpf resumed>) = 3 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./2/file4", [pid 409] <... futex resumed>) = 0 [pid 410] <... futex resumed>) = 1 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 409] <... futex resumed>) = 0 [pid 410] <... bpf resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 409] <... futex resumed>) = 0 [pid 410] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./2/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = 0 [pid 410] <... futex resumed>) = 1 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] bpf(BPF_MAP_CREATE, NULL, 0 [pid 298] <... openat resumed>) = 4 [pid 410] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(4, "", [pid 409] <... futex resumed>) = 0 [pid 410] <... futex resumed>) = 1 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 409] <... futex resumed>) = 0 [pid 298] getdents64(4, [pid 410] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 410] <... futex resumed>) = 1 [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 298] getdents64(4, [pid 409] <... futex resumed>) = 0 [pid 410] <... socket resumed>) = 4 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] close(4 [pid 410] <... futex resumed>) = 1 [pid 409] <... futex resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] bpf(BPF_MAP_CREATE, NULL, 72 [pid 298] rmdir("./2/file4" [pid 409] <... futex resumed>) = 0 [pid 410] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] bpf(BPF_PROG_LOAD, NULL, 0 [pid 409] <... futex resumed>) = 0 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] close(3 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... close resumed>) = 0 [pid 410] <... futex resumed>) = 1 [pid 409] <... futex resumed>) = 0 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rmdir("./2" [pid 410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 409] <... futex resumed>) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] <... rmdir resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] mkdir("./3", 0777 [pid 410] <... futex resumed>) = 1 [pid 409] <... futex resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] poll(NULL, 0, 8 [pid 409] <... futex resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... openat resumed>) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 411 [pid 410] <... poll resumed>) = 0 (Timeout) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 409] <... futex resumed>) = 0 [pid 410] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 410] memfd_create("syzkaller", 0) = 5 [pid 410] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 ./strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 411] chdir("./3") = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 411] setpgid(0, 0) = 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 295] <... umount2 resumed>) = 0 executing program [pid 411] write(1, "executing program\n", 18) = 18 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 411] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 411] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 411] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 411] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[412]}, 88) = 412 [pid 411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 412] <... futex resumed>) = 1 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(AT_FDCWD, "./2/file4", [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 412] <... futex resumed>) = 1 [pid 412] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 295] umount2("./2/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./2/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 4 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 295] newfstatat(4, "", [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_PROG_LOAD, NULL, 0 [pid 295] getdents64(4, [pid 412] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 295] getdents64(4, [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 412] <... futex resumed>) = 1 [pid 411] <... futex resumed>) = 0 [pid 295] close(4 [pid 412] poll(NULL, 0, 8 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... close resumed>) = 0 [pid 411] <... futex resumed>) = 0 [pid 295] rmdir("./2/file4" [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... rmdir resumed>) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./2") = 0 [pid 295] mkdir("./3", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 413 [pid 412] <... poll resumed>) = 0 (Timeout) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 412] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 411] <... futex resumed>) = 0 [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 0 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] memfd_create("syzkaller", 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... memfd_create resumed>) = 5 [pid 411] <... futex resumed>) = 0 [pid 412] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 412] <... mmap resumed>) = 0x7f25c0ae5000 ./strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 413] chdir("./3") = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] setpgid(0, 0) = 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"executing program ) = 0 [pid 413] write(1, "executing program\n", 18) = 18 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 413] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[414]}, 88) = 414 [pid 413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] poll(NULL, 0, 8 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... poll resumed>) = 0 (Timeout) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 414] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 413] <... futex resumed>) = 0 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 413] <... futex resumed>) = 1 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 414] memfd_create("syzkaller", 0) = 5 [pid 414] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 408] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 407] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 410] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 412] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 408] <... write resumed>) = 20699119 [pid 408] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 408] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 408] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 408] close(5) = 0 [pid 408] close(6) = 0 [pid 408] mkdir("./file4", 0777) = 0 [pid 408] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 414] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 407] <... write resumed>) = 20699119 [pid 407] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 407] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 25.531793][ T408] loop2: detected capacity change from 0 to 40427 [ 25.554268][ T408] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 25.571987][ T408] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 407] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 407] close(5) = 0 [pid 407] close(6) = 0 [pid 407] mkdir("./file4", 0777) = 0 [ 25.581963][ T407] loop1: detected capacity change from 0 to 40427 [ 25.596273][ T408] F2FS-fs (loop2): fault_injection options not supported [ 25.607944][ T407] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 25.625073][ T408] F2FS-fs (loop2): fault_type options not supported [pid 407] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 410] <... write resumed>) = 20699119 [pid 410] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 410] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 410] ioctl(6, LOOP_SET_FD, 5 [pid 412] <... write resumed>) = 20699119 [pid 410] <... ioctl resumed>) = 0 [pid 412] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 412] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 25.631993][ T407] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 25.646079][ T407] F2FS-fs (loop1): fault_injection options not supported [ 25.652956][ T408] F2FS-fs (loop2): invalid crc value [ 25.659083][ T407] F2FS-fs (loop1): fault_type options not supported [ 25.666982][ T410] loop4: detected capacity change from 0 to 40427 [ 25.673495][ T407] F2FS-fs (loop1): invalid crc value [pid 412] ioctl(6, LOOP_SET_FD, 5 [pid 410] close(5) = 0 [pid 410] close(6 [pid 412] <... ioctl resumed>) = 0 [pid 412] close(5) = 0 [pid 412] close(6 [pid 414] <... write resumed>) = 20699119 [pid 414] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 414] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 414] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 414] close(5) = 0 [pid 414] close(6 [pid 412] <... close resumed>) = 0 [pid 412] mkdir("./file4", 0777) = 0 [pid 412] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 410] <... close resumed>) = 0 [ 25.674659][ T412] loop3: detected capacity change from 0 to 40427 [ 25.686915][ T408] F2FS-fs (loop2): Found nat_bits in checkpoint [ 25.688678][ T414] loop0: detected capacity change from 0 to 40427 [ 25.700862][ T407] F2FS-fs (loop1): Found nat_bits in checkpoint [ 25.721913][ T408] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [pid 410] mkdir("./file4", 0777) = 0 [pid 408] <... mount resumed>) = 0 [pid 410] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 408] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 408] chdir("./file4") = 0 [pid 408] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 408] ioctl(6, LOOP_CLR_FD) = 0 [pid 408] close(6) = 0 [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... futex resumed>) = 1 [pid 408] fspick(AT_FDCWD, ".", 0) = 6 [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... futex resumed>) = 1 [pid 408] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 414] <... close resumed>) = 0 [pid 408] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 414] mkdir("./file4", 0777) = 0 [pid 414] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... futex resumed>) = 1 [pid 408] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... futex resumed>) = 1 [pid 408] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... futex resumed>) = 1 [pid 408] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... futex resumed>) = 1 [pid 408] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 408] <... futex resumed>) = 1 [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 408] <... futex resumed>) = 1 [pid 408] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 408] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] exit_group(0) = ? [pid 408] <... futex resumed>) = ? [pid 408] +++ exited with 0 +++ [pid 406] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=3, si_stime=21} --- [ 25.729135][ T412] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 25.729338][ T408] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 25.740097][ T412] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 25.748197][ T408] F2FS-fs (loop2): switch discard_unit option is not allowed [ 25.754420][ T412] F2FS-fs (loop3): fault_injection options not supported [ 25.765398][ T414] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 25.765512][ T407] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./3/binderfs") = 0 [pid 297] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 407] <... mount resumed>) = 0 [pid 407] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 407] chdir("./file4") = 0 [pid 407] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 407] ioctl(6, LOOP_CLR_FD) = 0 [pid 407] close(6) = 0 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 405] <... futex resumed>) = 0 [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] fspick(AT_FDCWD, ".", 0 [pid 405] <... futex resumed>) = 0 [pid 407] <... fspick resumed>) = 6 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 405] <... futex resumed>) = 0 [ 25.775245][ T414] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 25.779094][ T412] F2FS-fs (loop3): fault_type options not supported [ 25.793449][ T407] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 25.800958][ T410] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 25.801822][ T412] F2FS-fs (loop3): invalid crc value [ 25.809094][ T410] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 405] <... futex resumed>) = 0 [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 405] <... futex resumed>) = 0 [pid 407] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... open resumed>) = 7 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 405] <... futex resumed>) = 0 [pid 407] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] <... futex resumed>) = 0 [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 405] <... futex resumed>) = 0 [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 405] <... futex resumed>) = 0 [pid 407] sendmsg(4, NULL, 0 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 405] <... futex resumed>) = 0 [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 405] <... futex resumed>) = 0 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 407] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 405] <... futex resumed>) = 0 [pid 407] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 405] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 405] <... futex resumed>) = 0 [pid 407] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 407] <... futex resumed>) = 0 [pid 407] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 405] exit_group(0 [pid 407] <... futex resumed>) = ? [pid 405] <... exit_group resumed>) = ? [pid 407] +++ exited with 0 +++ [pid 405] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=3, si_stime=18} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./3/binderfs") = 0 [ 25.826800][ T407] F2FS-fs (loop1): switch discard_unit option is not allowed [ 25.827189][ T414] F2FS-fs (loop0): fault_injection options not supported [ 25.847763][ T410] F2FS-fs (loop4): fault_injection options not supported [ 25.854625][ T414] F2FS-fs (loop0): fault_type options not supported [ 25.856133][ T412] F2FS-fs (loop3): Found nat_bits in checkpoint [ 25.868674][ T410] F2FS-fs (loop4): fault_type options not supported [ 25.877072][ T410] F2FS-fs (loop4): invalid crc value [pid 296] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 412] <... mount resumed>) = 0 [pid 412] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 412] chdir("./file4") = 0 [pid 412] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 412] ioctl(6, LOOP_CLR_FD) = 0 [pid 412] close(6) = 0 [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] fspick(AT_FDCWD, ".", 0 [pid 411] <... futex resumed>) = 0 [pid 412] <... fspick resumed>) = 6 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 411] <... futex resumed>) = 0 [ 25.903496][ T414] F2FS-fs (loop0): invalid crc value [ 25.911248][ T412] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 25.916683][ T410] F2FS-fs (loop4): Found nat_bits in checkpoint [ 25.918128][ T412] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 25.933691][ T414] F2FS-fs (loop0): Found nat_bits in checkpoint [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 412] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 411] <... futex resumed>) = 0 [pid 412] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... open resumed>) = 7 [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 412] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 412] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] sendfile(-1, -1, NULL, 281483568746501 [pid 411] <... futex resumed>) = 0 [pid 412] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 0 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] sendmsg(4, NULL, 0 [pid 411] <... futex resumed>) = 0 [pid 412] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 411] <... futex resumed>) = 0 [pid 412] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] <... futex resumed>) = 0 [pid 411] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 411] <... futex resumed>) = 0 [pid 412] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 412] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 412] <... futex resumed>) = 0 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 411] exit_group(0 [pid 412] <... futex resumed>) = ? [pid 411] <... exit_group resumed>) = ? [pid 412] +++ exited with 0 +++ [pid 411] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=5, si_stime=14} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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 [ 25.950702][ T412] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 298] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = 0 [pid 410] <... mount resumed>) = 0 [pid 410] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 297] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 414] <... mount resumed>) = 0 [pid 410] <... openat resumed>) = 5 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 410] chdir("./file4" [pid 297] newfstatat(AT_FDCWD, "./3/file4", [pid 410] <... chdir resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 410] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 297] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 410] <... openat resumed>) = 6 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 410] ioctl(6, LOOP_CLR_FD [pid 297] openat(AT_FDCWD, "./3/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 410] <... ioctl resumed>) = 0 [pid 297] <... openat resumed>) = 4 [pid 410] close(6 [pid 297] newfstatat(4, "", [pid 410] <... close resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] getdents64(4, [pid 410] <... futex resumed>) = 1 [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [ 25.992096][ T410] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 26.009659][ T410] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 26.026397][ T414] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 26.033487][ T414] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 297] rmdir("./3/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./3") = 0 [pid 297] mkdir("./4", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 436 [pid 414] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 414] chdir("./file4") = 0 [pid 414] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 414] ioctl(6, LOOP_CLR_FD) = 0 [pid 414] close(6) = 0 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... futex resumed>) = 1 [pid 414] fspick(AT_FDCWD, ".", 0) = 6 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... futex resumed>) = 1 [pid 414] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... futex resumed>) = 1 [pid 414] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 410] <... futex resumed>) = 0 [pid 409] <... futex resumed>) = 1 [pid 410] fspick(AT_FDCWD, ".", 0) = 6 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] <... open resumed>) = 7 [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... futex resumed>) = 1 [pid 414] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 0 [pid 409] <... futex resumed>) = 1 [pid 410] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 414] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... futex resumed>) = 1 [pid 414] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... futex resumed>) = 1 [pid 414] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 414] <... futex resumed>) = 1 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 414] <... futex resumed>) = 1 [pid 414] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 414] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 413] exit_group(0) = ? [pid 414] <... futex resumed>) = ? [pid 414] +++ exited with 0 +++ [pid 413] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=4, si_stime=19} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 410] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... open resumed>) = 7 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 0 [pid 409] <... futex resumed>) = 1 [pid 410] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 410] sendfile(-1, -1, NULL, 281483568746501 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 409] <... futex resumed>) = 0 [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... futex resumed>) = 0 [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] sendmsg(4, NULL, 0 [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = 0 [pid 410] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 409] <... futex resumed>) = 0 [pid 410] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 436 attached [pid 409] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] set_robust_list(0x55555b91c6a0, 24 [pid 409] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 409] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 410] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 410] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 410] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] exit_group(0 [pid 436] <... set_robust_list resumed>) = 0 [pid 409] <... exit_group resumed>) = ? [pid 410] <... futex resumed>) = ? executing program [pid 410] +++ exited with 0 +++ [pid 409] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=1, si_stime=16} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 436] chdir("./4") = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 436] setpgid(0, 0) = 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 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 436] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[437]}, 88) = 437 [pid 436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 295] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 295] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 295] getdents64(3, [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./3/binderfs", [pid 295] newfstatat(AT_FDCWD, "./3/binderfs", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./3/binderfs" [pid 295] unlink("./3/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] poll(NULL, 0, 8) = 0 (Timeout) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] <... futex resumed>) = 0 [pid 437] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 436] <... futex resumed>) = 0 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 0 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 437] memfd_create("syzkaller", 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] <... memfd_create resumed>) = 5 [pid 436] <... futex resumed>) = 0 [pid 437] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 437] <... mmap resumed>) = 0x7f25c0ae5000 [ 26.049064][ T414] F2FS-fs (loop0): switch discard_unit option is not allowed [ 26.058595][ T410] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./3/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./3/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./3/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./3") = 0 [pid 296] mkdir("./4", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 438 ./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 438] chdir("./4") = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 438] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 438] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 438] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./3/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./3/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./3/file4" [pid 438] <... clone3 resumed> => {parent_tid=[439]}, 88) = 439 [pid 298] <... rmdir resumed>) = 0 [pid 438] rt_sigprocmask(SIG_SETMASK, [], [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./3" [pid 438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./4", 0777 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 440 ./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 439] poll(NULL, 0, 8./strace-static-x86_64: Process 440 attached [pid 440] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 440] chdir("./4") = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 440] setpgid(0, 0) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] write(3, "1000", 4) = 4 [pid 439] <... poll resumed>) = 0 (Timeout) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 439] memfd_create("syzkaller", 0) = 5 [pid 439] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 440] close(3) = 0 [pid 440] symlink("/dev/binderfs", "./binderfs") = 0 [pid 440] write(1, "executing program\n", 18executing program ) = 18 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 440] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 440] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[441]}, 88) = 441 [pid 440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] poll(NULL, 0, 8) = 0 (Timeout) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 441] memfd_create("syzkaller", 0) = 5 [pid 441] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./3/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./3/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./3/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./3") = 0 [pid 295] mkdir("./4", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./3/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./3/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./3/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./3/file4") = 0 [pid 295] <... close resumed>) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./3") = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./4", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 442 ./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 442] chdir("./4" [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 443 [pid 442] <... chdir resumed>) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0) = 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] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 442] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[444]}, 88) = 444 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 443] chdir("./4") = 0 ./strace-static-x86_64: Process 444 attached [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 443] <... prctl resumed>) = 0 [pid 444] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] setpgid(0, 0 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 443] <... setpgid resumed>) = 0 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 443] <... openat resumed>) = 3 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] write(3, "1000", 4) = 4 [pid 442] <... futex resumed>) = 0 [pid 443] close(3) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] symlink("/dev/binderfs", "./binderfs" [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 443] <... symlink resumed>) = 0 [pid 443] write(1, "executing program\n", 18executing program ) = 18 [pid 444] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 443] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] <... futex resumed>) = 0 [pid 444] poll(NULL, 0, 8 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 443] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 443] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[445]}, 88) = 445 [pid 443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... poll resumed>) = 0 (Timeout) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] <... futex resumed>) = 0 [pid 444] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 442] <... futex resumed>) = 0 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 0 [pid 442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 444] memfd_create("syzkaller", 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... memfd_create resumed>) = 5 [pid 442] <... futex resumed>) = 0 [pid 444] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 444] <... mmap resumed>) = 0x7f25c0ae5000 ./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 443] <... futex resumed>) = 0 [pid 445] <... bpf resumed>) = 3 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... bpf resumed>) = 0 [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 443] <... futex resumed>) = 0 [pid 445] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_MAP_CREATE, NULL, 0 [pid 443] <... futex resumed>) = 0 [pid 445] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 443] <... futex resumed>) = 0 [pid 445] <... socket resumed>) = 4 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] bpf(BPF_MAP_CREATE, NULL, 72 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_LOAD, NULL, 0 [pid 443] <... futex resumed>) = 0 [pid 445] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] poll(NULL, 0, 8 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... poll resumed>) = 0 (Timeout) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 443] <... futex resumed>) = 0 [pid 445] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] <... futex resumed>) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] memfd_create("syzkaller", 0 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 445] <... memfd_create resumed>) = 5 [pid 445] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 441] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 437] <... write resumed>) = 20699119 [pid 437] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 437] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 437] ioctl(6, LOOP_SET_FD, 5 [pid 439] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 437] <... ioctl resumed>) = 0 [pid 437] close(5) = 0 [pid 437] close(6 [ 26.409236][ T437] loop2: detected capacity change from 0 to 40427 [pid 445] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 437] <... close resumed>) = 0 [pid 437] mkdir("./file4", 0777) = 0 [pid 437] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 444] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 441] <... write resumed>) = 20699119 [pid 441] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 439] <... write resumed>) = 20699119 [pid 441] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 26.487805][ T437] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 26.504822][ T437] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 26.522999][ T437] F2FS-fs (loop2): fault_injection options not supported [pid 441] ioctl(6, LOOP_SET_FD, 5 [pid 439] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 439] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 439] ioctl(6, LOOP_SET_FD, 5 [pid 441] <... ioctl resumed>) = 0 [pid 441] close(5) = 0 [pid 441] close(6 [pid 439] <... ioctl resumed>) = 0 [pid 439] close(5) = 0 [pid 439] close(6 [pid 445] <... write resumed>) = 20699119 [pid 445] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 445] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [ 26.536067][ T441] loop3: detected capacity change from 0 to 40427 [ 26.544081][ T439] loop1: detected capacity change from 0 to 40427 [ 26.550345][ T437] F2FS-fs (loop2): fault_type options not supported [ 26.566240][ T437] F2FS-fs (loop2): invalid crc value [pid 445] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 445] close(5) = 0 [pid 445] close(6 [pid 441] <... close resumed>) = 0 [pid 439] <... close resumed>) = 0 [pid 441] mkdir("./file4", 0777 [pid 439] mkdir("./file4", 0777 [pid 441] <... mkdir resumed>) = 0 [pid 439] <... mkdir resumed>) = 0 [pid 441] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 439] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 444] <... write resumed>) = 20699119 [pid 444] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 444] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 444] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 444] close(5) = 0 [pid 444] close(6 [pid 445] <... close resumed>) = 0 [pid 445] mkdir("./file4", 0777) = 0 [ 26.584559][ T445] loop0: detected capacity change from 0 to 40427 [ 26.592084][ T437] F2FS-fs (loop2): Found nat_bits in checkpoint [ 26.607520][ T439] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 26.614281][ T444] loop4: detected capacity change from 0 to 40427 [ 26.620963][ T439] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 26.629942][ T439] F2FS-fs (loop1): fault_injection options not supported [pid 445] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 437] <... mount resumed>) = 0 [ 26.634669][ T437] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 26.637109][ T439] F2FS-fs (loop1): fault_type options not supported [ 26.643872][ T437] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 26.650138][ T445] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 26.665055][ T445] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 26.666176][ T441] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 26.677550][ T445] F2FS-fs (loop0): fault_injection options not supported [pid 444] <... close resumed>) = 0 [pid 444] mkdir("./file4", 0777 [pid 437] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 444] <... mkdir resumed>) = 0 [pid 437] <... openat resumed>) = 5 [pid 444] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 437] chdir("./file4") = 0 [pid 437] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 437] ioctl(6, LOOP_CLR_FD) = 0 [pid 437] close(6) = 0 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] <... futex resumed>) = 0 [pid 437] fspick(AT_FDCWD, ".", 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] <... fspick resumed>) = 6 [pid 436] <... futex resumed>) = 0 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 0 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 437] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 1 [pid 437] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 437] <... futex resumed>) = 1 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 437] <... futex resumed>) = 1 [pid 437] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] exit_group(0) = ? [pid 437] <... futex resumed>) = ? [pid 437] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=3, si_stime=17} --- [ 26.680205][ T441] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 26.686938][ T439] F2FS-fs (loop1): invalid crc value [ 26.695273][ T441] F2FS-fs (loop3): fault_injection options not supported [ 26.700261][ T445] F2FS-fs (loop0): fault_type options not supported [ 26.709736][ T441] F2FS-fs (loop3): fault_type options not supported [ 26.715461][ T437] F2FS-fs (loop2): switch discard_unit option is not allowed [ 26.721203][ T441] F2FS-fs (loop3): invalid crc value [ 26.731296][ T445] F2FS-fs (loop0): invalid crc value [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./4/binderfs") = 0 [ 26.733240][ T441] F2FS-fs (loop3): Found nat_bits in checkpoint [ 26.746018][ T444] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 26.752783][ T444] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 26.775929][ T444] F2FS-fs (loop4): fault_injection options not supported [pid 297] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] <... mount resumed>) = 0 [pid 441] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [ 26.783033][ T444] F2FS-fs (loop4): fault_type options not supported [ 26.783455][ T445] F2FS-fs (loop0): Found nat_bits in checkpoint [ 26.796955][ T439] F2FS-fs (loop1): Found nat_bits in checkpoint [ 26.805698][ T444] F2FS-fs (loop4): invalid crc value [ 26.816952][ T441] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 26.826049][ T441] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 441] chdir("./file4") = 0 [pid 441] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 441] ioctl(6, LOOP_CLR_FD) = 0 [pid 441] close(6) = 0 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 441] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 441] fspick(AT_FDCWD, ".", 0) = 6 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [ 26.842062][ T444] F2FS-fs (loop4): Found nat_bits in checkpoint [ 26.854451][ T441] F2FS-fs (loop3): switch discard_unit option is not allowed [ 26.873609][ T445] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 26.885149][ T445] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 445] <... mount resumed>) = 0 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 445] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 441] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 445] chdir("./file4") = 0 [pid 445] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 445] ioctl(6, LOOP_CLR_FD) = 0 [pid 445] close(6 [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 440] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 441] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 441] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 441] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] exit_group(0) = ? [pid 441] <... futex resumed>) = ? [pid 441] +++ exited with 0 +++ [pid 440] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=2, si_stime=21} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 439] <... mount resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 298] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/binderfs", [pid 439] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/binderfs") = 0 [pid 439] <... openat resumed>) = 5 [pid 298] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 445] <... close resumed>) = 0 [pid 439] chdir("./file4" [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... chdir resumed>) = 0 [pid 445] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 439] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 445] fspick(AT_FDCWD, ".", 0) = 6 [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... openat resumed>) = 6 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] ioctl(6, LOOP_CLR_FD [pid 443] <... futex resumed>) = 1 [pid 445] <... futex resumed>) = 0 [pid 445] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... ioctl resumed>) = 0 [ 26.892881][ T439] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 26.904429][ T439] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 26.931692][ T445] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 439] close(6) = 0 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./4/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./4/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./4/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./4") = 0 [pid 445] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] mkdir("./5", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3 [pid 443] <... futex resumed>) = 0 [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 443] <... futex resumed>) = 1 [pid 439] fspick(AT_FDCWD, ".", 0 [pid 445] <... futex resumed>) = 0 [pid 445] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 467 ./strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 467] chdir("./5") = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 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 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 467] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 467] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 467] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[468]}, 88) = 468 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... fspick resumed>) = 6 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] poll(NULL, 0, 8 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 439] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 445] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] <... mount resumed>) = 0 [pid 444] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 444] chdir("./file4") = 0 [pid 444] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 444] ioctl(6, LOOP_CLR_FD) = 0 [pid 444] close(6 [pid 468] <... poll resumed>) = 0 (Timeout) [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 468] <... futex resumed>) = 1 [pid 468] memfd_create("syzkaller", 0) = 5 [pid 468] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 445] sendfile(-1, -1, NULL, 281483568746501 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 438] <... futex resumed>) = 0 [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... futex resumed>) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] <... futex resumed>) = 1 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 445] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... close resumed>) = 0 [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] fspick(AT_FDCWD, ".", 0) = 6 [pid 445] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] <... open resumed>) = 7 [pid 443] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 445] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 439] <... futex resumed>) = 1 [pid 445] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 438] <... futex resumed>) = 0 [pid 445] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 445] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] <... open resumed>) = 7 [pid 443] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 443] exit_group(0 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... futex resumed>) = 1 [pid 444] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 444] <... futex resumed>) = 1 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 444] <... futex resumed>) = 1 [pid 444] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 444] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 442] exit_group(0) = ? [pid 444] <... futex resumed>) = ? [pid 445] <... futex resumed>) = ? [pid 443] <... exit_group resumed>) = ? [pid 445] +++ exited with 0 +++ [pid 439] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 444] +++ exited with 0 +++ [pid 442] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=3, si_stime=17} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 443] +++ exited with 0 +++ [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=5, si_stime=20} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 439] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 439] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 439] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] exit_group(0) = ? [pid 439] <... futex resumed>) = ? [pid 439] +++ exited with 0 +++ [pid 438] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=2, si_stime=19} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 299] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 296] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(3, "", [pid 296] <... openat resumed>) = 3 [pid 295] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] newfstatat(3, "", [pid 295] newfstatat(3, "", [pid 299] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] getdents64(3, [pid 295] getdents64(3, [pid 299] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./4/binderfs", [pid 295] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./4/binderfs" [pid 295] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./4/binderfs" [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./4/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 296] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 26.942027][ T444] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 26.950601][ T444] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 26.961187][ T439] F2FS-fs (loop1): switch discard_unit option is not allowed [ 26.981302][ T444] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 295] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 468] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./4/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./4/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./4") = 0 [pid 298] mkdir("./5", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 469 ./strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 469] chdir("./5") = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 469] setpgid(0, 0) = 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] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 469] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[470]}, 88) = 470 [pid 469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 470 attached [pid 470] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] poll(NULL, 0, 8 [pid 468] <... write resumed>) = 20699119 [pid 468] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 468] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 468] ioctl(6, LOOP_SET_FD, 5 [pid 470] <... poll resumed>) = 0 (Timeout) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 469] <... futex resumed>) = 0 [pid 470] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 469] <... futex resumed>) = 0 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 0 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] memfd_create("syzkaller", 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... memfd_create resumed>) = 5 [pid 469] <... futex resumed>) = 0 [pid 470] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 470] <... mmap resumed>) = 0x7f25c0ae5000 [pid 468] <... ioctl resumed>) = 0 [pid 468] close(5) = 0 [ 27.151706][ T468] loop2: detected capacity change from 0 to 40427 [pid 468] close(6) = 0 [pid 468] mkdir("./file4", 0777) = 0 [pid 468] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 299] <... umount2 resumed>) = 0 [pid 295] <... umount2 resumed>) = 0 [pid 299] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./4/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./4/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./4/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 295] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./4/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./4" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./4/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 299] mkdir("./5", 0777 [pid 295] rmdir("./4/file4") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 299] ioctl(3, LOOP_CLR_FD [pid 296] <... umount2 resumed>) = 0 [pid 295] rmdir("./4" [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 296] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... rmdir resumed>) = 0 [pid 295] mkdir("./5", 0777 [pid 299] <... close resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./4/file4", [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 471 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] umount2("./4/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./4/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 472 [pid 296] newfstatat(4, "", ./strace-static-x86_64: Process 471 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 471] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 471] chdir("./5") = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 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" [pid 296] getdents64(4, [pid 471] <... symlink resumed>) = 0 executing program [pid 471] write(1, "executing program\n", 18) = 18 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 471] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 471] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 471] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 296] getdents64(4, [pid 471] <... mprotect resumed>) = 0 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[473]}, 88) = 473 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 473 attached ./strace-static-x86_64: Process 472 attached [pid 296] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./4/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./4") = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] mkdir("./5", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 474 attached [pid 474] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 473] set_robust_list(0x7f25c8f059a0, 24 [pid 472] set_robust_list(0x55555b91c6a0, 24 [pid 474] chdir("./5" [pid 473] <... set_robust_list resumed>) = 0 [pid 472] <... set_robust_list resumed>) = 0 [pid 474] <... chdir resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 474 [pid 472] chdir("./5" [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 473] rt_sigprocmask(SIG_SETMASK, [], [pid 474] <... prctl resumed>) = 0 [pid 472] <... chdir resumed>) = 0 [pid 474] setpgid(0, 0 [pid 473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 474] <... setpgid resumed>) = 0 [pid 472] <... prctl resumed>) = 0 [pid 472] setpgid(0, 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 472] <... setpgid resumed>) = 0 [pid 474] <... openat resumed>) = 3 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 474] write(3, "1000", 4 [pid 473] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 472] <... openat resumed>) = 3 [pid 474] <... write resumed>) = 4 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] write(3, "1000", 4 [pid 474] close(3 [pid 473] <... futex resumed>) = 1 [pid 472] <... write resumed>) = 4 [pid 474] <... close resumed>) = 0 [pid 472] close(3 [pid 474] symlink("/dev/binderfs", "./binderfs" [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] <... close resumed>) = 0 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] <... symlink resumed>) = 0 [pid 472] symlink("/dev/binderfs", "./binderfs" [pid 474] write(1, "executing program\n", 18 [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program executing program [pid 474] <... write resumed>) = 18 [pid 473] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 472] <... symlink resumed>) = 0 [pid 470] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... bpf resumed>) = 3 [pid 472] write(1, "executing program\n", 18 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... write resumed>) = 18 [pid 474] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 473] <... futex resumed>) = 1 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... rt_sigaction resumed>NULL, 8) = 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 472] <... futex resumed>) = 0 [pid 474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 472] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 471] <... futex resumed>) = 0 [pid 474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 472] <... rt_sigaction resumed>NULL, 8) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... mmap resumed>) = 0x7f25c8ee5000 [pid 472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 471] <... futex resumed>) = 1 [pid 474] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 473] <... futex resumed>) = 0 [pid 472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... mprotect resumed>) = 0 [pid 473] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 474] rt_sigprocmask(SIG_BLOCK, ~[], [pid 473] <... bpf resumed>) = 0 [pid 474] <... rt_sigprocmask resumed>[], 8) = 0 [pid 472] <... mmap resumed>) = 0x7f25c8ee5000 [pid 474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 473] <... futex resumed>) = 1 [pid 472] <... mprotect resumed>) = 0 [pid 471] <... futex resumed>) = 0 [pid 474] <... clone3 resumed> => {parent_tid=[475]}, 88) = 475 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] rt_sigprocmask(SIG_BLOCK, ~[], [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] rt_sigprocmask(SIG_SETMASK, [], [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] <... rt_sigprocmask resumed>[], 8) = 0 [pid 471] <... futex resumed>) = 0 [pid 474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... bpf resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 475 attached [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... clone3 resumed> => {parent_tid=[476]}, 88) = 476 [pid 475] set_robust_list(0x7f25c8f059a0, 24 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... futex resumed>) = 1 [pid 472] rt_sigprocmask(SIG_SETMASK, [], [pid 471] <... futex resumed>) = 0 [pid 475] <... set_robust_list resumed>) = 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] rt_sigprocmask(SIG_SETMASK, [], [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 473] bpf(BPF_MAP_CREATE, NULL, 0 [pid 472] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 473] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 475] <... bpf resumed>) = 3 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 473] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... bpf resumed>) = 0 [pid 473] <... socket resumed>) = 4 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 475] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 473] bpf(BPF_MAP_CREATE, NULL, 72 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 473] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 475] bpf(BPF_MAP_CREATE, NULL, 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] bpf(BPF_PROG_LOAD, NULL, 0 [pid 471] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 473] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 473] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 471] <... futex resumed>) = 0 ./strace-static-x86_64: Process 476 attached [pid 476] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 475] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 476] rt_sigprocmask(SIG_SETMASK, [], [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 473] poll(NULL, 0, 8 [pid 471] <... futex resumed>) = 0 [pid 476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 475] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 475] <... socket resumed>) = 4 [pid 476] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 476] <... futex resumed>) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] bpf(BPF_MAP_CREATE, NULL, 72 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 0 [pid 475] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 476] <... bpf resumed>) = 3 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 475] bpf(BPF_PROG_LOAD, NULL, 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 475] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 476] <... bpf resumed>) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 1 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 475] poll(NULL, 0, 8 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... poll resumed>) = 0 (Timeout) [pid 476] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 471] <... futex resumed>) = 0 [pid 476] bpf(BPF_MAP_CREATE, NULL, 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... futex resumed>) = 1 [pid 473] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 472] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 1 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 472] <... futex resumed>) = 0 [pid 471] <... futex resumed>) = 0 [pid 476] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 476] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] memfd_create("syzkaller", 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... memfd_create resumed>) = 5 [pid 472] <... futex resumed>) = 0 [pid 476] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 473] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... socket resumed>) = 4 [pid 473] <... mmap resumed>) = 0x7f25c0ae5000 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 27.259185][ T468] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 27.282240][ T468] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 475] <... poll resumed>) = 0 (Timeout) [pid 472] <... futex resumed>) = 0 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 1 [pid 476] bpf(BPF_MAP_CREATE, NULL, 72 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... futex resumed>) = 1 [pid 475] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 472] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 476] bpf(BPF_PROG_LOAD, NULL, 0 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] memfd_create("syzkaller", 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 472] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 475] <... memfd_create resumed>) = 5 [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 472] <... futex resumed>) = 0 [pid 476] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 475] <... mmap resumed>) = 0x7f25c0ae5000 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 1 [pid 476] poll(NULL, 0, 8 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... poll resumed>) = 0 (Timeout) [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 472] <... futex resumed>) = 0 [pid 476] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 472] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] memfd_create("syzkaller", 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... memfd_create resumed>) = 5 [pid 472] <... futex resumed>) = 0 [pid 476] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 476] <... mmap resumed>) = 0x7f25c0ae5000 [ 27.316922][ T468] F2FS-fs (loop2): fault_injection options not supported [ 27.323868][ T468] F2FS-fs (loop2): fault_type options not supported [pid 470] <... write resumed>) = 20699119 [pid 470] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 470] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 470] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 470] close(5) = 0 [ 27.376855][ T468] F2FS-fs (loop2): invalid crc value [ 27.396831][ T468] F2FS-fs (loop2): Found nat_bits in checkpoint [ 27.406814][ T470] loop3: detected capacity change from 0 to 40427 [pid 470] close(6 [pid 468] <... mount resumed>) = 0 [pid 473] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 470] <... close resumed>) = 0 [pid 468] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 470] mkdir("./file4", 0777 [pid 468] <... openat resumed>) = 5 [pid 470] <... mkdir resumed>) = 0 [pid 468] chdir("./file4" [pid 470] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 468] <... chdir resumed>) = 0 [pid 468] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 468] ioctl(6, LOOP_CLR_FD) = 0 [pid 468] close(6) = 0 [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] fspick(AT_FDCWD, ".", 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... fspick resumed>) = 6 [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... open resumed>) = 7 [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] sendfile(-1, -1, NULL, 281483568746501 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] sendmsg(4, NULL, 0 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 468] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 468] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 467] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 468] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 468] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] <... futex resumed>) = 0 [pid 468] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] exit_group(0 [pid 468] <... futex resumed>) = ? [pid 467] <... exit_group resumed>) = ? [pid 468] +++ exited with 0 +++ [pid 467] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=5, si_stime=15} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 476] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./5/binderfs") = 0 [ 27.437807][ T468] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 27.444653][ T468] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 27.458996][ T468] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 297] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 27.496215][ T470] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 27.516029][ T470] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 27.524056][ T470] F2FS-fs (loop3): fault_injection options not supported [pid 475] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119) = 20699119 [pid 475] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 475] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 475] ioctl(6, LOOP_SET_FD, 5 [pid 473] <... write resumed>) = 20699119 [pid 473] munmap(0x7f25c0ae5000, 138412032 [pid 475] <... ioctl resumed>) = 0 [pid 476] <... write resumed>) = 20699119 [pid 475] close(5) = 0 [pid 475] close(6 [pid 476] munmap(0x7f25c0ae5000, 138412032 [pid 473] <... munmap resumed>) = 0 [ 27.565479][ T470] F2FS-fs (loop3): fault_type options not supported [ 27.583651][ T470] F2FS-fs (loop3): invalid crc value [ 27.600881][ T475] loop1: detected capacity change from 0 to 40427 [pid 476] <... munmap resumed>) = 0 [pid 473] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 476] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 473] <... openat resumed>) = 6 [pid 476] <... openat resumed>) = 6 [pid 473] ioctl(6, LOOP_SET_FD, 5 [pid 476] ioctl(6, LOOP_SET_FD, 5 [pid 473] <... ioctl resumed>) = 0 [pid 475] <... close resumed>) = 0 [pid 475] mkdir("./file4", 0777) = 0 [pid 475] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 476] <... ioctl resumed>) = 0 [pid 473] close(5 [pid 476] close(5 [pid 473] <... close resumed>) = 0 [pid 476] <... close resumed>) = 0 [pid 473] close(6 [pid 476] close(6 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./5/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./5/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./5/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./5") = 0 [pid 297] mkdir("./6", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 484 ./strace-static-x86_64: Process 484 attached [pid 484] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 484] chdir("./6") = 0 [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 484] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 484] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 484] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 484] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[485]}, 88) = 485 [pid 484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 27.629774][ T470] F2FS-fs (loop3): Found nat_bits in checkpoint [ 27.636527][ T473] loop4: detected capacity change from 0 to 40427 [ 27.642898][ T476] loop0: detected capacity change from 0 to 40427 [ 27.657215][ T475] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 476] <... close resumed>) = 0 [pid 473] <... close resumed>) = 0 [pid 470] <... mount resumed>) = 0 [pid 485] rt_sigprocmask(SIG_SETMASK, [], [pid 476] mkdir("./file4", 0777 [pid 485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 476] <... mkdir resumed>) = 0 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 476] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] <... futex resumed>) = 0 [pid 473] mkdir("./file4", 0777 [pid 470] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... mkdir resumed>) = 0 [pid 484] <... futex resumed>) = 1 [pid 473] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... openat resumed>) = 5 [pid 470] chdir("./file4") = 0 [pid 470] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 470] ioctl(6, LOOP_CLR_FD) = 0 [pid 470] close(6) = 0 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] fspick(AT_FDCWD, ".", 0) = 6 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 485] <... futex resumed>) = 0 [ 27.684343][ T475] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 27.686624][ T470] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 27.693183][ T475] F2FS-fs (loop1): fault_injection options not supported [ 27.699422][ T470] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 27.706749][ T475] F2FS-fs (loop1): fault_type options not supported [ 27.715083][ T476] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 27.726728][ T476] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 485] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 470] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 470] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 470] <... futex resumed>) = 1 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 485] <... bpf resumed>) = 3 [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 470] <... futex resumed>) = 1 [pid 470] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 470] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] exit_group(0 [pid 485] <... futex resumed>) = 1 [pid 484] <... futex resumed>) = 0 [pid 469] <... exit_group resumed>) = ? [pid 485] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... bpf resumed>) = 0 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 0 [pid 484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 0 [pid 484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] bpf(BPF_MAP_CREATE, NULL, 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... socket resumed>) = 4 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] bpf(BPF_MAP_CREATE, NULL, 72 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] bpf(BPF_PROG_LOAD, NULL, 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 485] poll(NULL, 0, 8 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = ? [pid 470] +++ exited with 0 +++ [pid 469] +++ exited with 0 +++ [pid 485] <... poll resumed>) = 0 (Timeout) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=6, si_stime=16} --- [pid 485] <... sendmsg resumed>) = -1 EFAULT (Bad address) [ 27.727123][ T470] F2FS-fs (loop3): switch discard_unit option is not allowed [ 27.734878][ T476] F2FS-fs (loop0): fault_injection options not supported [ 27.749124][ T475] F2FS-fs (loop1): invalid crc value [ 27.749160][ T476] F2FS-fs (loop0): fault_type options not supported [ 27.763676][ T473] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 27.770727][ T473] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 484] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 485] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 485] memfd_create("syzkaller", 0 [pid 298] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 485] <... memfd_create resumed>) = 5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 485] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 298] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 485] <... mmap resumed>) = 0x7f25c0ae5000 [pid 298] <... openat resumed>) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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 [ 27.781906][ T476] F2FS-fs (loop0): invalid crc value [ 27.782584][ T473] F2FS-fs (loop4): fault_injection options not supported [ 27.788980][ T475] F2FS-fs (loop1): Found nat_bits in checkpoint [ 27.794110][ T473] F2FS-fs (loop4): fault_type options not supported [pid 298] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 475] <... mount resumed>) = 0 [pid 475] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 475] chdir("./file4") = 0 [pid 475] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 475] ioctl(6, LOOP_CLR_FD) = 0 [pid 475] close(6) = 0 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] fspick(AT_FDCWD, ".", 0) = 6 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 474] <... futex resumed>) = 1 [pid 475] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... open resumed>) = 7 [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 475] <... futex resumed>) = 0 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 475] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] exit_group(0) = ? [pid 475] <... futex resumed>) = ? [pid 475] +++ exited with 0 +++ [pid 474] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=6, si_stime=18} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./5/binderfs") = 0 [ 27.832289][ T475] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 27.839193][ T475] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 27.847654][ T476] F2FS-fs (loop0): Found nat_bits in checkpoint [ 27.856993][ T473] F2FS-fs (loop4): invalid crc value [ 27.870893][ T475] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 296] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 476] <... mount resumed>) = 0 [pid 476] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 476] chdir("./file4") = 0 [pid 476] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 476] ioctl(6, LOOP_CLR_FD) = 0 [pid 476] close(6) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 1 [pid 476] fspick(AT_FDCWD, ".", 0) = 6 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 1 [ 27.911407][ T473] F2FS-fs (loop4): Found nat_bits in checkpoint [ 27.936700][ T476] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 27.950581][ T476] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 476] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 485] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./5/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./5/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./5/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./5") = 0 [pid 298] mkdir("./6", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 499 [pid 476] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 499 attached [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 472] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 1 [pid 476] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 476] <... open resumed>) = 7 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 472] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 472] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] chdir("./6") = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 499] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 499] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[500]}, 88) = 500 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 27.978806][ T476] F2FS-fs (loop0): switch discard_unit option is not allowed [ 28.011734][ T476] handle_bad_sector: 46 callbacks suppressed [ 28.011751][ T476] attempt to access beyond end of device [ 28.011751][ T476] loop0: rw=2049, want=53256, limit=40427 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 500 attached [pid 500] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = 1 [pid 500] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... bpf resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] bpf(BPF_MAP_CREATE, NULL, 0 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 499] <... futex resumed>) = 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 500] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... socket resumed>) = 4 [pid 499] <... futex resumed>) = 0 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] sendfile(-1, -1, NULL, 281483568746501 [pid 472] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] bpf(BPF_MAP_CREATE, NULL, 72 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 500] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] bpf(BPF_PROG_LOAD, NULL, 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 0 [pid 500] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 476] sendmsg(4, NULL, 0 [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 476] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] <... futex resumed>) = 0 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 500] poll(NULL, 0, 8 [pid 499] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 472] <... futex resumed>) = 0 [pid 476] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 472] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 472] <... futex resumed>) = 0 [pid 476] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 472] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 476] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 472] exit_group(0) = ? [pid 476] +++ exited with 0 +++ [pid 472] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=4, si_stime=25} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 500] <... poll resumed>) = 0 (Timeout) [pid 296] <... umount2 resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./5/file4", [pid 295] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 500] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 296] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... openat resumed>) = 3 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(3, "", [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 296] openat(AT_FDCWD, "./5/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] getdents64(3, [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 296] <... openat resumed>) = 4 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 500] memfd_create("syzkaller", 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 296] newfstatat(4, "", [pid 295] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... memfd_create resumed>) = 5 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 296] getdents64(4, [pid 295] newfstatat(AT_FDCWD, "./5/binderfs", [pid 500] <... mmap resumed>) = 0x7f25c0ae5000 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./5/binderfs") = 0 [pid 295] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 473] <... mount resumed>) = 0 [pid 473] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 473] chdir("./file4") = 0 [pid 473] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 473] ioctl(6, LOOP_CLR_FD) = 0 [pid 473] close(6) = 0 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... futex resumed>) = 1 [pid 473] fspick(AT_FDCWD, ".", 0) = 6 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... futex resumed>) = 1 [ 28.032405][ T473] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 28.052866][ T473] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 28.068575][ T473] F2FS-fs (loop4): switch discard_unit option is not allowed [ 28.076166][ T295] attempt to access beyond end of device [pid 473] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./5/file4" [pid 473] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... rmdir resumed>) = 0 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] getdents64(3, [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./5" [pid 473] <... futex resumed>) = 1 [pid 473] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 296] <... rmdir resumed>) = 0 [pid 296] mkdir("./6", 0777 [pid 473] <... open resumed>) = 7 [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... openat resumed>) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3 [pid 473] <... futex resumed>) = 1 [pid 296] <... close resumed>) = 0 [pid 473] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 502 ./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 502] chdir("./6") = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 502] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[503]}, 88) = 503 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 503 attached [pid 503] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = 1 [pid 503] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = 1 [pid 503] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... bpf resumed>) = 0 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] <... futex resumed>) = 0 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] bpf(BPF_MAP_CREATE, NULL, 0 [pid 502] <... futex resumed>) = 0 [pid 503] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 503] <... futex resumed>) = 0 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 502] <... futex resumed>) = 0 [pid 503] <... socket resumed>) = 4 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] <... futex resumed>) = 0 [pid 503] bpf(BPF_MAP_CREATE, NULL, 72 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 471] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 503] <... futex resumed>) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] bpf(BPF_PROG_LOAD, NULL, 0 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] <... futex resumed>) = 0 [pid 503] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... mmap resumed>) = 0x7f25c8ec4000 [pid 503] <... futex resumed>) = 1 [pid 502] <... futex resumed>) = 0 [pid 471] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... mprotect resumed>) = 0 [pid 503] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 502] <... futex resumed>) = 0 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] <... rt_sigprocmask resumed>[], 8) = 0 [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] <... futex resumed>) = 0 [pid 471] <... clone3 resumed> => {parent_tid=[504]}, 88) = 504 [pid 503] poll(NULL, 0, 8 [ 28.076166][ T295] loop0: rw=2049, want=45104, limit=40427 [ 28.091514][ T473] attempt to access beyond end of device [ 28.091514][ T473] loop4: rw=2049, want=53256, limit=40427 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x7f25c8ee49a0, 24) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 504] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... futex resumed>) = 0 [pid 473] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 473] <... futex resumed>) = 1 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 473] <... futex resumed>) = 1 [pid 473] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 473] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] exit_group(0) = ? [pid 473] <... futex resumed>) = ? [pid 473] +++ exited with 0 +++ [pid 504] <... futex resumed>) = ? [pid 504] +++ exited with 0 +++ [pid 471] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=4, si_stime=19} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 485] <... write resumed>) = 20699119 [pid 503] <... poll resumed>) = 0 (Timeout) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = 1 [pid 503] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = 1 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 503] memfd_create("syzkaller", 0) = 5 [pid 503] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./5/binderfs") = 0 [pid 299] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 485] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 485] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 485] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 485] close(5) = 0 [pid 485] close(6) = 0 [pid 485] mkdir("./file4", 0777) = 0 [ 28.158897][ T299] attempt to access beyond end of device [ 28.158897][ T299] loop4: rw=2049, want=45104, limit=40427 [ 28.173126][ T485] loop2: detected capacity change from 0 to 40427 [pid 485] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 28.201162][ T485] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 28.221216][ T485] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 500] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 28.246091][ T485] F2FS-fs (loop2): fault_injection options not supported [ 28.263179][ T485] F2FS-fs (loop2): fault_type options not supported [ 28.280151][ T485] F2FS-fs (loop2): invalid crc value [pid 503] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./5/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./5/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./5/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./5") = 0 [pid 295] mkdir("./6", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 508 [pid 299] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 508] chdir("./6") = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 508] setpgid(0, 0) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./5/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 508] write(3, "1000", 4 [pid 299] umount2("./5/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./5/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 508] <... write resumed>) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./5/file4") = 0 [pid 508] close(3) = 0 [pid 508] symlink("/dev/binderfs", "./binderfs") = 0 [pid 508] write(1, "executing program\n", 18 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 executing program [pid 299] close(3) = 0 [pid 299] rmdir("./5" [pid 508] <... write resumed>) = 18 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 508] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 299] mkdir("./6", 0777 [pid 508] <... rt_sigaction resumed>NULL, 8) = 0 [pid 508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 508] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 509 [pid 508] <... mprotect resumed>) = 0 [pid 508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0}./strace-static-x86_64: Process 510 attached => {parent_tid=[510]}, 88) = 510 [pid 503] <... write resumed>) = 20699119 [ 28.311284][ T485] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 508] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 509 attached [pid 510] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 510] rt_sigprocmask(SIG_SETMASK, [], [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] set_robust_list(0x55555b91c6a0, 24 [pid 503] munmap(0x7f25c0ae5000, 138412032 [pid 508] <... futex resumed>) = 0 [pid 510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] <... set_robust_list resumed>) = 0 [pid 509] chdir("./6" [pid 510] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... chdir resumed>) = 0 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 509] <... prctl resumed>) = 0 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = 3 [pid 509] setpgid(0, 0 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... setpgid resumed>) = 0 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... openat resumed>) = 3 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] write(3, "1000", 4 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] <... write resumed>) = 4 [pid 510] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] close(3 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... close resumed>) = 0 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] symlink("/dev/binderfs", "./binderfs" [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] bpf(BPF_MAP_CREATE, NULL, 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 509] <... symlink resumed>) = 0 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] write(1, "executing program\n", 18executing program [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] <... write resumed>) = 18 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 509] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 509] <... rt_sigaction resumed>NULL, 8) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... socket resumed>) = 4 [pid 509] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] bpf(BPF_MAP_CREATE, NULL, 72 [pid 509] <... mmap resumed>) = 0x7f25c8ee5000 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... mprotect resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] bpf(BPF_PROG_LOAD, NULL, 0 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] rt_sigprocmask(SIG_BLOCK, ~[], [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] <... rt_sigprocmask resumed>[], 8) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 509] <... clone3 resumed> => {parent_tid=[511]}, 88) = 511 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] poll(NULL, 0, 8 [pid 509] rt_sigprocmask(SIG_SETMASK, [], [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... munmap resumed>) = 0 [pid 503] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 503] ioctl(6, LOOP_SET_FD, 5./strace-static-x86_64: Process 511 attached [pid 510] <... poll resumed>) = 0 (Timeout) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] set_robust_list(0x7f25c8f059a0, 24 [pid 503] <... ioctl resumed>) = 0 [pid 510] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 503] close(5) = 0 [pid 503] close(6 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] <... set_robust_list resumed>) = 0 [pid 510] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 508] <... futex resumed>) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [], [pid 510] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 510] <... futex resumed>) = 0 [pid 508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] memfd_create("syzkaller", 0 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 510] <... memfd_create resumed>) = 5 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 510] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 511] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 509] <... futex resumed>) = 0 [pid 511] <... bpf resumed>) = 3 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... write resumed>) = 20699119 [pid 485] <... mount resumed>) = 0 [pid 485] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 509] <... futex resumed>) = 0 [pid 511] <... bpf resumed>) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] <... futex resumed>) = 0 [pid 511] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] bpf(BPF_MAP_CREATE, NULL, 0 [pid 509] <... futex resumed>) = 0 [pid 511] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] <... futex resumed>) = 0 [pid 511] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 509] <... futex resumed>) = 0 [pid 511] <... socket resumed>) = 4 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 511] bpf(BPF_MAP_CREATE, NULL, 72 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 509] <... futex resumed>) = 0 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 0 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 509] <... futex resumed>) = 0 [pid 511] bpf(BPF_PROG_LOAD, NULL, 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 509] <... futex resumed>) = 0 [pid 511] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 509] <... futex resumed>) = 0 [pid 511] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] poll(NULL, 0, 8 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... openat resumed>) = 5 [pid 485] chdir("./file4") = 0 [pid 485] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 485] ioctl(6, LOOP_CLR_FD) = 0 [pid 485] close(6) = 0 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 1 [pid 485] fspick(AT_FDCWD, ".", 0) = 6 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 1 [pid 485] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 511] <... poll resumed>) = 0 (Timeout) [pid 500] munmap(0x7f25c0ae5000, 138412032 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 1 [pid 485] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 511] <... futex resumed>) = 1 [pid 509] <... futex resumed>) = 0 [pid 500] <... munmap resumed>) = 0 [pid 511] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 511] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 509] <... futex resumed>) = 0 [pid 511] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... openat resumed>) = 6 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] ioctl(6, LOOP_SET_FD, 5 [pid 511] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... open resumed>) = 7 [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 1 [ 28.389380][ T503] loop1: detected capacity change from 0 to 40427 [ 28.400323][ T485] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 28.408160][ T485] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 28.423127][ T485] F2FS-fs (loop2): switch discard_unit option is not allowed [ 28.432672][ T500] loop3: detected capacity change from 0 to 40427 [pid 485] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 511] memfd_create("syzkaller", 0 [pid 509] <... futex resumed>) = 0 [pid 503] <... close resumed>) = 0 [pid 500] <... ioctl resumed>) = 0 [pid 511] <... memfd_create resumed>) = 5 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 503] mkdir("./file4", 0777 [pid 500] close(5 [pid 511] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 500] <... close resumed>) = 0 [pid 511] <... mmap resumed>) = 0x7f25c0ae5000 [pid 503] <... mkdir resumed>) = 0 [pid 500] close(6 [pid 503] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 485] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 1 [pid 485] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... futex resumed>) = 1 [pid 485] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 485] <... futex resumed>) = 1 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 484] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 485] <... futex resumed>) = 1 [pid 485] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 485] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... futex resumed>) = 0 [pid 484] exit_group(0) = ? [pid 485] <... futex resumed>) = ? [pid 485] +++ exited with 0 +++ [pid 484] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=4, si_stime=19} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./6/binderfs") = 0 [pid 297] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 28.434008][ T485] attempt to access beyond end of device [ 28.434008][ T485] loop2: rw=2049, want=53256, limit=40427 [ 28.469030][ T297] attempt to access beyond end of device [ 28.469030][ T297] loop2: rw=2049, want=45104, limit=40427 [pid 510] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 500] <... close resumed>) = 0 [pid 500] mkdir("./file4", 0777) = 0 [ 28.496282][ T503] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 28.516141][ T503] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 28.524171][ T503] F2FS-fs (loop1): fault_injection options not supported [ 28.536878][ T500] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 28.543634][ T500] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [pid 500] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 510] <... write resumed>) = 20699119 [pid 510] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 510] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 510] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 510] close(5) = 0 [pid 510] close(6) = 0 [pid 510] mkdir("./file4", 0777 [pid 511] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 510] <... mkdir resumed>) = 0 [ 28.576065][ T500] F2FS-fs (loop3): fault_injection options not supported [ 28.590905][ T500] F2FS-fs (loop3): fault_type options not supported [ 28.596018][ T503] F2FS-fs (loop1): fault_type options not supported [ 28.598505][ T510] loop0: detected capacity change from 0 to 40427 [ 28.604727][ T503] F2FS-fs (loop1): invalid crc value [ 28.615911][ T500] F2FS-fs (loop3): invalid crc value [ 28.633467][ T500] F2FS-fs (loop3): Found nat_bits in checkpoint [ 28.633472][ T503] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 510] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./6/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 28.676612][ T510] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 28.683527][ T510] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 28.695713][ T500] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 28.703272][ T510] F2FS-fs (loop0): fault_injection options not supported [ 28.710489][ T500] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 28.716417][ T503] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [pid 297] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... mount resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 503] <... mount resumed>) = 0 [pid 503] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 503] chdir("./file4") = 0 [pid 503] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 503] ioctl(6, LOOP_CLR_FD) = 0 [pid 503] close(6) = 0 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 502] <... futex resumed>) = 0 [pid 297] openat(AT_FDCWD, "./6/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 500] <... openat resumed>) = 5 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] chdir("./file4" [pid 297] <... openat resumed>) = 4 [pid 502] <... futex resumed>) = 1 [pid 500] <... chdir resumed>) = 0 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 297] newfstatat(4, "", [pid 503] <... futex resumed>) = 0 [pid 503] fspick(AT_FDCWD, ".", 0) = 6 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 500] <... openat resumed>) = 6 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] getdents64(4, [pid 502] <... futex resumed>) = 1 [pid 500] ioctl(6, LOOP_CLR_FD [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... ioctl resumed>) = 0 [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 500] close(6 [pid 297] getdents64(4, [pid 500] <... close resumed>) = 0 [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] close(4 [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... close resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 297] rmdir("./6/file4" [pid 500] fspick(AT_FDCWD, ".", 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... futex resumed>) = 0 [pid 503] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 500] <... fspick resumed>) = 6 [pid 297] <... rmdir resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] getdents64(3, [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 297] close(3 [pid 500] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... close resumed>) = 0 [pid 500] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 297] rmdir("./6" [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] mkdir("./7", 0777 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 503] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 500] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... mkdir resumed>) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD [pid 500] <... open resumed>) = 7 [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] close(3 [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... close resumed>) = 0 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 1 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... futex resumed>) = 0 [pid 500] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 499] <... futex resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... futex resumed>) = 1 [pid 503] <... futex resumed>) = 0 [pid 503] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [ 28.718068][ T510] F2FS-fs (loop0): fault_type options not supported [ 28.724834][ T503] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 28.738792][ T510] F2FS-fs (loop0): invalid crc value [ 28.752033][ T500] F2FS-fs (loop3): switch discard_unit option is not allowed [ 28.752194][ T503] F2FS-fs (loop1): switch discard_unit option is not allowed [ 28.770255][ T510] F2FS-fs (loop0): Found nat_bits in checkpoint [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 524] chdir("./7") = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 524 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... write resumed>) = 20699119 [pid 511] munmap(0x7f25c0ae5000, 138412032 [pid 500] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 503] <... futex resumed>) = 0 [pid 503] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 511] <... munmap resumed>) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 511] <... openat resumed>) = 6 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] ioctl(6, LOOP_SET_FD, 5 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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", 18executing program ) = 18 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 524] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[525]}, 88) = 525 [pid 524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 525 attached [pid 525] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 499] <... futex resumed>) = 0 [pid 525] rt_sigprocmask(SIG_SETMASK, [], [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 511] <... ioctl resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] close(5 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 511] <... close resumed>) = 0 [pid 500] sendmsg(4, NULL, 0 [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] close(6 [pid 500] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = 1 [pid 500] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 499] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 500] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 500] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] exit_group(0 [pid 500] <... futex resumed>) = ? [pid 499] <... exit_group resumed>) = ? [pid 500] +++ exited with 0 +++ [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 499] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=3, si_stime=18} --- [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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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" [pid 525] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] poll(NULL, 0, 8 [pid 503] <... pwritev2 resumed>) = -1 EIO (Input/output error) [ 28.777059][ T500] attempt to access beyond end of device [ 28.777059][ T500] loop3: rw=2049, want=53256, limit=40427 [ 28.789998][ T503] attempt to access beyond end of device [ 28.789998][ T503] loop1: rw=2049, want=53256, limit=40427 [ 28.801508][ T511] loop4: detected capacity change from 0 to 40427 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... futex resumed>) = 0 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... futex resumed>) = 0 [pid 503] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 503] sendmsg(4, NULL, 0 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 525] <... poll resumed>) = 0 (Timeout) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 524] <... futex resumed>) = 0 [pid 525] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 524] <... futex resumed>) = 0 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 0 [pid 524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 525] memfd_create("syzkaller", 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] <... memfd_create resumed>) = 5 [pid 524] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 503] <... futex resumed>) = 1 [pid 502] <... futex resumed>) = 0 [pid 525] <... mmap resumed>) = 0x7f25c0ae5000 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 502] <... futex resumed>) = 0 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 502] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] exit_group(0 [pid 503] <... futex resumed>) = ? [pid 502] <... exit_group resumed>) = ? [pid 503] +++ exited with 0 +++ [pid 502] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=7, si_stime=15} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./6/binderfs") = 0 [ 28.822760][ T298] attempt to access beyond end of device [ 28.822760][ T298] loop3: rw=2049, want=45104, limit=40427 [ 28.860826][ T296] attempt to access beyond end of device [ 28.860826][ T296] loop1: rw=2049, want=45104, limit=40427 [pid 296] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 511] <... close resumed>) = 0 [pid 511] mkdir("./file4", 0777) = 0 [pid 511] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 510] <... mount resumed>) = 0 [pid 510] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 510] chdir("./file4") = 0 [pid 510] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 510] ioctl(6, LOOP_CLR_FD) = 0 [pid 510] close(6) = 0 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... futex resumed>) = 1 [pid 510] fspick(AT_FDCWD, ".", 0) = 6 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... futex resumed>) = 1 [pid 510] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... futex resumed>) = 1 [pid 510] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... futex resumed>) = 1 [pid 510] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... futex resumed>) = 1 [pid 510] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... futex resumed>) = 1 [pid 510] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 510] <... futex resumed>) = 1 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 510] <... futex resumed>) = 1 [pid 510] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 510] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 508] exit_group(0) = ? [pid 510] <... futex resumed>) = ? [pid 510] +++ exited with 0 +++ [pid 508] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=4, si_stime=18} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 28.876244][ T510] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 28.883089][ T510] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 28.891473][ T511] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 28.902803][ T511] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 28.908557][ T510] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 295] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./6/binderfs") = 0 [pid 295] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 525] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./6/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./6/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 28.942393][ T511] F2FS-fs (loop4): fault_injection options not supported [ 28.964270][ T511] F2FS-fs (loop4): fault_type options not supported [ 28.977892][ T511] F2FS-fs (loop4): invalid crc value [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./6/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./6") = 0 [pid 298] mkdir("./7", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 531 ./strace-static-x86_64: Process 531 attached [pid 531] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 531] chdir("./7") = 0 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 531] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 531] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[532]}, 88) = 532 [pid 531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 532 attached [pid 532] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] <... futex resumed>) = 0 [ 29.006275][ T511] F2FS-fs (loop4): Found nat_bits in checkpoint [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 532] <... futex resumed>) = 0 [pid 532] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... bpf resumed>) = 3 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 531] <... futex resumed>) = 0 [pid 532] <... bpf resumed>) = 0 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] bpf(BPF_PROG_LOAD, NULL, 0 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 531] <... futex resumed>) = 0 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 531] <... futex resumed>) = 0 [pid 532] poll(NULL, 0, 8 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... poll resumed>) = 0 (Timeout) [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] memfd_create("syzkaller", 0 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 532] <... memfd_create resumed>) = 5 [pid 532] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 525] <... write resumed>) = 20699119 [pid 525] munmap(0x7f25c0ae5000, 138412032 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./6/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./6/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 525] <... munmap resumed>) = 0 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./6/file4") = 0 [pid 525] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 295] <... umount2 resumed>) = 0 [pid 525] <... openat resumed>) = 6 [pid 525] ioctl(6, LOOP_SET_FD, 5 [pid 295] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./6") = 0 [pid 296] mkdir("./7", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./6/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 525] <... ioctl resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 525] close(5 [pid 295] openat(AT_FDCWD, "./6/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 525] <... close resumed>) = 0 [pid 295] <... openat resumed>) = 4 [pid 525] close(6 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 534 ./strace-static-x86_64: Process 534 attached [pid 295] getdents64(4, [pid 534] set_robust_list(0x55555b91c6a0, 24 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 534] <... set_robust_list resumed>) = 0 [pid 295] getdents64(4, [pid 534] chdir("./7" [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 534] <... chdir resumed>) = 0 [pid 295] close(4 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... close resumed>) = 0 [pid 534] <... prctl resumed>) = 0 [pid 295] rmdir("./6/file4" [pid 534] setpgid(0, 0 [pid 511] <... mount resumed>) = 0 [pid 534] <... setpgid resumed>) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 295] getdents64(3, [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 534] <... openat resumed>) = 3 [pid 295] close(3 [pid 534] write(3, "1000", 4 [pid 295] <... close resumed>) = 0 [pid 534] <... write resumed>) = 4 [pid 295] rmdir("./6" [pid 534] close(3 [pid 511] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 534] <... close resumed>) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 534] symlink("/dev/binderfs", "./binderfs" [pid 295] mkdir("./7", 0777 [pid 511] <... openat resumed>) = 5 [pid 295] <... mkdir resumed>) = 0 executing program [pid 534] <... symlink resumed>) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 534] write(1, "executing program\n", 18 [pid 295] <... openat resumed>) = 3 [pid 534] <... write resumed>) = 18 [pid 295] ioctl(3, LOOP_CLR_FD [pid 534] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 534] <... futex resumed>) = 0 [pid 295] close(3 [pid 534] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 295] <... close resumed>) = 0 [pid 511] chdir("./file4") = 0 [pid 511] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 511] ioctl(6, LOOP_CLR_FD) = 0 [pid 511] close(6) = 0 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] fspick(AT_FDCWD, ".", 0) = 6 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 534] <... rt_sigaction resumed>NULL, 8) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 535 ./strace-static-x86_64: Process 535 attached [pid 534] <... mmap resumed>) = 0x7f25c8ee5000 [pid 534] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 535] set_robust_list(0x55555b91c6a0, 24 [pid 534] <... mprotect resumed>) = 0 [pid 535] <... set_robust_list resumed>) = 0 [pid 535] chdir("./7" [pid 534] rt_sigprocmask(SIG_BLOCK, ~[], [pid 535] <... chdir resumed>) = 0 [pid 534] <... rt_sigprocmask resumed>[], 8) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 535] <... prctl resumed>) = 0 [pid 535] setpgid(0, 0 [pid 534] <... clone3 resumed> => {parent_tid=[536]}, 88) = 536 [pid 535] <... setpgid resumed>) = 0 [pid 534] rt_sigprocmask(SIG_SETMASK, [], [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 535] <... openat resumed>) = 3 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] write(3, "1000", 4 [pid 534] <... futex resumed>) = 0 [pid 535] <... write resumed>) = 4 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] close(3) = 0 [pid 535] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 535] write(1, "executing program\n", 18) = 18 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 535] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 535] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 535] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 535] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0}./strace-static-x86_64: Process 537 attached => {parent_tid=[537]}, 88) = 537 [pid 535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] set_robust_list(0x7f25c8f059a0, 24./strace-static-x86_64: Process 536 attached [pid 525] <... close resumed>) = 0 [pid 536] set_robust_list(0x7f25c8f059a0, 24 [pid 525] mkdir("./file4", 0777 [pid 536] <... set_robust_list resumed>) = 0 [pid 525] <... mkdir resumed>) = 0 [pid 525] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 29.115078][ T511] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 29.122371][ T525] loop2: detected capacity change from 0 to 40427 [ 29.132385][ T511] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 29.147530][ T511] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 537] <... set_robust_list resumed>) = 0 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 511] <... futex resumed>) = 1 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 509] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 511] <... futex resumed>) = 1 [pid 511] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 537] <... futex resumed>) = 0 [pid 536] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 535] <... futex resumed>) = 1 [pid 537] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 536] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... bpf resumed>) = 3 [pid 537] <... bpf resumed>) = 3 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 536] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... bpf resumed>) = 0 [pid 537] <... futex resumed>) = 1 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] <... futex resumed>) = 0 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] <... futex resumed>) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 537] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... bpf resumed>) = 0 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] bpf(BPF_MAP_CREATE, NULL, 0 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 537] <... futex resumed>) = 1 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] <... futex resumed>) = 1 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] <... futex resumed>) = 0 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] <... futex resumed>) = 0 [pid 537] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 537] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 534] <... futex resumed>) = 0 [pid 537] bpf(BPF_MAP_CREATE, NULL, 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] <... socket resumed>) = 4 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 536] <... futex resumed>) = 1 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] <... futex resumed>) = 0 [pid 537] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] <... futex resumed>) = 1 [pid 536] bpf(BPF_MAP_CREATE, NULL, 72 [pid 535] <... futex resumed>) = 0 [pid 534] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 536] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... socket resumed>) = 4 [pid 536] bpf(BPF_PROG_LOAD, NULL, 0 [pid 534] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = 1 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 535] <... futex resumed>) = 0 [pid 537] bpf(BPF_MAP_CREATE, NULL, 72 [pid 534] <... futex resumed>) = 0 [pid 511] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 536] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 511] <... futex resumed>) = 1 [pid 509] <... futex resumed>) = 0 [pid 537] <... futex resumed>) = 0 [pid 511] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 509] exit_group(0 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] <... futex resumed>) = ? [pid 509] <... exit_group resumed>) = ? [pid 511] +++ exited with 0 +++ [pid 509] +++ exited with 0 +++ [pid 536] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] poll(NULL, 0, 8 [pid 535] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=6, si_stime=22} --- [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = 0 [pid 299] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 537] bpf(BPF_PROG_LOAD, NULL, 0 [pid 299] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 537] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(3, "", [pid 537] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] getdents64(3, [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 537] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 532] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 299] newfstatat(AT_FDCWD, "./6/binderfs", [pid 537] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 537] poll(NULL, 0, 8 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 535] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] unlink("./6/binderfs" [pid 536] <... poll resumed>) = 0 (Timeout) [pid 299] <... unlink resumed>) = 0 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 536] <... futex resumed>) = 1 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] <... futex resumed>) = 0 [pid 537] <... poll resumed>) = 0 (Timeout) [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 535] <... futex resumed>) = 0 [pid 537] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 535] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = 0 [pid 536] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 537] memfd_create("syzkaller", 0 [pid 536] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... memfd_create resumed>) = 5 [pid 535] <... futex resumed>) = 0 [pid 537] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 537] <... mmap resumed>) = 0x7f25c0ae5000 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] <... futex resumed>) = 0 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] memfd_create("syzkaller", 0 [pid 534] <... futex resumed>) = 0 [pid 536] <... memfd_create resumed>) = 5 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 536] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 29.168762][ T525] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 29.175641][ T525] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 29.194828][ T525] F2FS-fs (loop2): fault_injection options not supported [ 29.201816][ T525] F2FS-fs (loop2): fault_type options not supported [ 29.212006][ T525] F2FS-fs (loop2): invalid crc value [pid 532] <... write resumed>) = 20699119 [ 29.264109][ T525] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 532] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 532] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 532] ioctl(6, LOOP_SET_FD, 5 [pid 537] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 532] <... ioctl resumed>) = 0 [pid 532] close(5) = 0 [pid 532] close(6 [pid 525] <... mount resumed>) = 0 [pid 525] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 525] chdir("./file4") = 0 [pid 525] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 525] ioctl(6, LOOP_CLR_FD) = 0 [pid 525] close(6 [pid 532] <... close resumed>) = 0 [pid 525] <... close resumed>) = 0 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] fspick(AT_FDCWD, ".", 0 [pid 532] mkdir("./file4", 0777 [pid 525] <... fspick resumed>) = 6 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 532] <... mkdir resumed>) = 0 [pid 525] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 29.337746][ T532] loop3: detected capacity change from 0 to 40427 [ 29.344261][ T525] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 29.356082][ T525] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 29.379697][ T525] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 532] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 525] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... futex resumed>) = 1 [pid 525] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 525] <... futex resumed>) = 1 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 525] <... futex resumed>) = 1 [pid 525] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 525] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] exit_group(0) = ? [pid 525] <... futex resumed>) = ? [pid 525] +++ exited with 0 +++ [pid 524] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=6, si_stime=17} --- [pid 536] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 297] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./7/binderfs") = 0 [pid 297] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./6/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./6/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./6/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./6/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./6") = 0 [pid 299] mkdir("./7", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 542 ./strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 542] chdir("./7") = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 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 [ 29.387510][ T532] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 29.394286][ T532] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 29.413188][ T532] F2FS-fs (loop3): fault_injection options not supported executing program [pid 542] write(1, "executing program\n", 18) = 18 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 542] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[543]}, 88) = 543 [pid 542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 543 attached [pid 537] <... write resumed>) = 20699119 [pid 537] munmap(0x7f25c0ae5000, 138412032 [pid 543] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... munmap resumed>) = 0 [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 542] <... futex resumed>) = 0 [pid 537] <... openat resumed>) = 6 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 29.446022][ T532] F2FS-fs (loop3): fault_type options not supported [ 29.464465][ T532] F2FS-fs (loop3): invalid crc value [ 29.485179][ T532] F2FS-fs (loop3): Found nat_bits in checkpoint [pid 537] ioctl(6, LOOP_SET_FD, 5 [pid 543] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] poll(NULL, 0, 8) = 0 (Timeout) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] <... futex resumed>) = 0 [pid 543] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] <... futex resumed>) = 0 [pid 543] memfd_create("syzkaller", 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 543] <... memfd_create resumed>) = 5 [pid 543] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 537] <... ioctl resumed>) = 0 [pid 537] close(5) = 0 [ 29.487898][ T537] loop0: detected capacity change from 0 to 40427 [pid 537] close(6) = 0 [pid 537] mkdir("./file4", 0777) = 0 [pid 537] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 536] <... write resumed>) = 20699119 [pid 532] <... mount resumed>) = 0 [pid 532] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 532] chdir("./file4") = 0 [pid 532] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 532] ioctl(6, LOOP_CLR_FD) = 0 [pid 532] close(6) = 0 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] fspick(AT_FDCWD, ".", 0) = 6 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 536] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 536] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 29.546767][ T532] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 29.553618][ T532] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 29.557168][ T537] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 29.576020][ T537] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 29.588104][ T532] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 536] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 532] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 1 [pid 532] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... open resumed>) = 7 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 532] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 532] sendfile(-1, -1, NULL, 281483568746501 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] sendmsg(4, NULL, 0 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 531] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 532] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 532] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] exit_group(0 [pid 532] <... futex resumed>) = ? [pid 531] <... exit_group resumed>) = ? [pid 532] +++ exited with 0 +++ [pid 531] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=2, si_stime=16} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 536] close(5) = 0 [pid 536] close(6 [pid 298] <... restart_syscall resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = 0 [pid 543] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 297] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./7/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./7/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [ 29.596613][ T536] loop1: detected capacity change from 0 to 40427 [ 29.603305][ T537] F2FS-fs (loop0): fault_injection options not supported [ 29.634082][ T537] F2FS-fs (loop0): fault_type options not supported [pid 536] <... close resumed>) = 0 [pid 297] rmdir("./7/file4" [pid 536] mkdir("./file4", 0777 [pid 297] <... rmdir resumed>) = 0 [pid 536] <... mkdir resumed>) = 0 [pid 297] getdents64(3, [pid 536] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./7") = 0 [pid 297] mkdir("./8", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 550 ./strace-static-x86_64: Process 550 attached [pid 550] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 550] chdir("./8") = 0 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 550] setpgid(0, 0) = 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 executing program [pid 550] write(1, "executing program\n", 18) = 18 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 550] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 550] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 550] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 550] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[552]}, 88) = 552 [pid 550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 552 attached [pid 552] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 29.642717][ T537] F2FS-fs (loop0): invalid crc value [ 29.652600][ T536] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 29.669101][ T537] F2FS-fs (loop0): Found nat_bits in checkpoint [ 29.674298][ T536] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 29.686760][ T536] F2FS-fs (loop1): fault_injection options not supported [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 552] bpf(BPF_MAP_CREATE, NULL, 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] poll(NULL, 0, 8) = 0 (Timeout) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] <... futex resumed>) = 1 [pid 552] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] memfd_create("syzkaller", 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 552] <... memfd_create resumed>) = 5 [pid 552] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 543] <... write resumed>) = 20699119 [ 29.704827][ T536] F2FS-fs (loop1): fault_type options not supported [ 29.733259][ T536] F2FS-fs (loop1): invalid crc value [pid 543] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 543] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 543] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 543] close(5) = 0 [pid 543] close(6) = 0 [pid 543] mkdir("./file4", 0777) = 0 [pid 543] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 537] <... mount resumed>) = 0 [pid 537] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 537] chdir("./file4") = 0 [pid 537] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 537] ioctl(6, LOOP_CLR_FD) = 0 [pid 537] close(6) = 0 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] fspick(AT_FDCWD, ".", 0) = 6 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 535] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 29.751254][ T536] F2FS-fs (loop1): Found nat_bits in checkpoint [ 29.760090][ T543] loop4: detected capacity change from 0 to 40427 [ 29.766214][ T537] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 29.773482][ T537] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 29.791031][ T543] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [pid 537] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 537] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 535] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./7/file4", [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 535] <... futex resumed>) = 1 [pid 298] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./7/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, [pid 537] <... futex resumed>) = 0 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 537] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 537] <... open resumed>) = 7 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... close resumed>) = 0 [pid 535] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rmdir("./7/file4" [pid 535] <... futex resumed>) = 1 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] <... futex resumed>) = 0 [pid 537] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 298] <... rmdir resumed>) = 0 [pid 537] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 535] <... futex resumed>) = 0 [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] <... futex resumed>) = 0 [pid 537] sendfile(-1, -1, NULL, 281483568746501 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 537] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... close resumed>) = 0 [pid 537] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 298] rmdir("./7" [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] sendmsg(4, NULL, 0 [pid 535] <... futex resumed>) = 0 [pid 537] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rmdir resumed>) = 0 [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 535] <... futex resumed>) = 0 [pid 298] mkdir("./8", 0777 [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 535] <... futex resumed>) = 0 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 537] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... mkdir resumed>) = 0 [pid 537] <... futex resumed>) = 1 [pid 535] <... futex resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 537] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 535] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... openat resumed>) = 3 [pid 537] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 535] <... futex resumed>) = 0 [pid 298] ioctl(3, LOOP_CLR_FD [pid 537] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 298] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 537] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] exit_group(0 [pid 298] close(3 [pid 537] <... futex resumed>) = ? [pid 535] <... exit_group resumed>) = ? [pid 537] +++ exited with 0 +++ [pid 535] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=3, si_stime=18} --- [pid 295] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./7/binderfs") = 0 [pid 295] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 561 ./strace-static-x86_64: Process 561 attached [pid 561] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 561] chdir("./8") = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 561] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[562]}, 88) = 562 [pid 561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 29.799923][ T537] F2FS-fs (loop0): switch discard_unit option is not allowed [ 29.808015][ T543] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 29.820714][ T543] F2FS-fs (loop4): fault_injection options not supported [ 29.827980][ T543] F2FS-fs (loop4): fault_type options not supported [ 29.836716][ T543] F2FS-fs (loop4): invalid crc value [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 562 attached [pid 552] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 562] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... bpf resumed>) = 3 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 561] <... futex resumed>) = 0 [pid 562] <... bpf resumed>) = 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 562] bpf(BPF_MAP_CREATE, NULL, 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... mount resumed>) = 0 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 536] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 562] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... socket resumed>) = 4 [pid 536] <... openat resumed>) = 5 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] chdir("./file4" [pid 562] <... futex resumed>) = 1 [pid 561] <... futex resumed>) = 0 [pid 536] <... chdir resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 536] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 562] bpf(BPF_MAP_CREATE, NULL, 72 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 536] <... openat resumed>) = 6 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] ioctl(6, LOOP_CLR_FD [pid 562] <... futex resumed>) = 1 [pid 561] <... futex resumed>) = 0 [pid 536] <... ioctl resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] close(6 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 536] <... close resumed>) = 0 [pid 562] bpf(BPF_PROG_LOAD, NULL, 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 562] <... futex resumed>) = 1 [pid 561] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 536] fspick(AT_FDCWD, ".", 0 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... fspick resumed>) = 6 [pid 562] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 562] poll(NULL, 0, 8 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 29.868962][ T543] F2FS-fs (loop4): Found nat_bits in checkpoint [ 29.875677][ T536] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 29.892990][ T536] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... poll resumed>) = 0 (Timeout) [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 562] <... futex resumed>) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 561] <... futex resumed>) = 0 [pid 562] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 562] memfd_create("syzkaller", 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 536] <... open resumed>) = 7 [pid 562] <... memfd_create resumed>) = 5 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 534] <... futex resumed>) = 0 [pid 536] sendfile(-1, -1, NULL, 281483568746501 [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 534] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... futex resumed>) = 1 [pid 536] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 536] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 534] <... futex resumed>) = 0 [pid 536] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 536] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = 0 [pid 534] <... futex resumed>) = 1 [pid 536] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 534] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 536] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 536] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 534] <... futex resumed>) = 0 [pid 536] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] exit_group(0 [pid 536] <... futex resumed>) = ? [pid 534] <... exit_group resumed>) = ? [pid 536] +++ exited with 0 +++ [pid 534] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=7, si_stime=14} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./7/binderfs") = 0 [pid 296] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 543] <... mount resumed>) = 0 [pid 543] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 543] chdir("./file4") = 0 [pid 543] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 543] ioctl(6, LOOP_CLR_FD) = 0 [pid 543] close(6) = 0 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] fspick(AT_FDCWD, ".", 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... fspick resumed>) = 6 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 542] <... futex resumed>) = 0 [ 29.926466][ T536] F2FS-fs (loop1): switch discard_unit option is not allowed [ 29.944790][ T543] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 29.956614][ T543] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./7/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./7/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./7/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./7") = 0 [pid 295] mkdir("./8", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3 [pid 543] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... open resumed>) = 7 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... close resumed>) = 0 [pid 543] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 542] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 543] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 543] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] exit_group(0) = ? [pid 543] <... futex resumed>) = ? [pid 543] +++ exited with 0 +++ [pid 542] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=6, si_stime=15} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 565 [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 565 attached [pid 565] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 299] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 565] chdir("./8" [pid 299] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 565] <... chdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] newfstatat(3, "", [pid 565] <... prctl resumed>) = 0 [pid 565] setpgid(0, 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 565] <... setpgid resumed>) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 565] <... openat resumed>) = 3 [pid 299] unlink("./7/binderfs" [pid 565] write(3, "1000", 4) = 4 [pid 299] <... unlink resumed>) = 0 [pid 565] close(3 [pid 299] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 565] <... close resumed>) = 0 [pid 565] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 565] write(1, "executing program\n", 18) = 18 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 565] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 565] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 565] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 565] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[566]}, 88) = 566 [ 29.994118][ T543] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... bpf resumed>) = 3 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... bpf resumed>) = 0 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... socket resumed>) = 4 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] bpf(BPF_MAP_CREATE, NULL, 72 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 552] <... write resumed>) = 20699119 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] munmap(0x7f25c0ae5000, 138412032 [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] bpf(BPF_PROG_LOAD, NULL, 0 [pid 565] <... futex resumed>) = 0 [pid 566] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = 1 [pid 566] poll(NULL, 0, 8 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... munmap resumed>) = 0 [pid 552] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 552] ioctl(6, LOOP_SET_FD, 5 [pid 566] <... poll resumed>) = 0 (Timeout) [pid 552] <... ioctl resumed>) = 0 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] close(5 [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 552] <... close resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] close(6 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] memfd_create("syzkaller", 0 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 566] <... memfd_create resumed>) = 5 [pid 566] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 552] <... close resumed>) = 0 [pid 552] mkdir("./file4", 0777) = 0 [pid 552] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./7/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./7/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./7/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./7") = 0 [pid 296] mkdir("./8", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 567 [ 30.091442][ T552] loop2: detected capacity change from 0 to 40427 ./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 567] chdir("./8") = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 567] setpgid(0, 0) = 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 [pid 567] write(1, "executing program\n", 18executing program ) = 18 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 567] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[568]}, 88) = 568 [pid 567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 568 attached [pid 568] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] bpf(BPF_MAP_CREATE, NULL, 0 [pid 567] <... futex resumed>) = 0 [pid 568] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 568] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... socket resumed>) = 4 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 568] bpf(BPF_MAP_CREATE, NULL, 72 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] <... futex resumed>) = 0 [pid 568] bpf(BPF_PROG_LOAD, NULL, 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] poll(NULL, 0, 8) = 0 (Timeout) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] <... futex resumed>) = 0 [pid 568] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 568] memfd_create("syzkaller", 0) = 5 [pid 568] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./7/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./7/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./7/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./7/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./7") = 0 [pid 299] mkdir("./8", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [ 30.171478][ T552] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 30.181294][ T552] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 569 ./strace-static-x86_64: Process 569 attached [pid 569] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 569] chdir("./8") = 0 [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 569] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 569] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[570]}, 88) = 570 [pid 569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 570 attached [pid 570] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... write resumed>) = 20699119 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 1 [pid 570] poll(NULL, 0, 8 [pid 562] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 570] <... poll resumed>) = 0 (Timeout) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 569] <... futex resumed>) = 0 [pid 570] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 569] <... futex resumed>) = 0 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] memfd_create("syzkaller", 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... memfd_create resumed>) = 5 [pid 569] <... futex resumed>) = 0 [pid 570] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 570] <... mmap resumed>) = 0x7f25c0ae5000 [pid 562] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 30.220133][ T552] F2FS-fs (loop2): fault_injection options not supported [ 30.251850][ T552] F2FS-fs (loop2): fault_type options not supported [pid 562] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 562] close(5) = 0 [pid 562] close(6 [pid 566] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 562] <... close resumed>) = 0 [pid 562] mkdir("./file4", 0777) = 0 [ 30.266541][ T562] loop3: detected capacity change from 0 to 40427 [ 30.276425][ T552] F2FS-fs (loop2): invalid crc value [ 30.304256][ T552] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 562] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 568] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 30.359531][ T562] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 30.376546][ T562] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 30.384697][ T562] F2FS-fs (loop3): fault_injection options not supported [ 30.391769][ T562] F2FS-fs (loop3): fault_type options not supported [pid 570] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 552] <... mount resumed>) = 0 [pid 566] <... write resumed>) = 20699119 [pid 552] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 566] munmap(0x7f25c0ae5000, 138412032 [pid 552] <... openat resumed>) = 5 [pid 566] <... munmap resumed>) = 0 [pid 552] chdir("./file4" [pid 566] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 552] <... chdir resumed>) = 0 [pid 566] <... openat resumed>) = 6 [pid 552] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 566] ioctl(6, LOOP_SET_FD, 5 [pid 552] <... openat resumed>) = 6 [pid 552] ioctl(6, LOOP_CLR_FD) = 0 [pid 552] close(6 [pid 566] <... ioctl resumed>) = 0 [pid 552] <... close resumed>) = 0 [pid 566] close(5 [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... close resumed>) = 0 [pid 552] <... futex resumed>) = 1 [pid 566] close(6 [pid 550] <... futex resumed>) = 0 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] fspick(AT_FDCWD, ".", 0 [pid 550] <... futex resumed>) = 0 [pid 552] <... fspick resumed>) = 6 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 550] <... futex resumed>) = 0 [ 30.406207][ T552] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 30.416188][ T552] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 30.426126][ T562] F2FS-fs (loop3): invalid crc value [ 30.443696][ T562] F2FS-fs (loop3): Found nat_bits in checkpoint [ 30.451424][ T566] loop0: detected capacity change from 0 to 40427 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... open resumed>) = 7 [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... write resumed>) = 20699119 [pid 552] <... futex resumed>) = 1 [pid 550] <... futex resumed>) = 0 [pid 552] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] munmap(0x7f25c0ae5000, 138412032 [pid 552] <... futex resumed>) = 1 [pid 550] <... futex resumed>) = 0 [pid 568] <... munmap resumed>) = 0 [pid 552] sendfile(-1, -1, NULL, 281483568746501 [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... futex resumed>) = 0 [pid 568] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... futex resumed>) = 0 [pid 550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] <... openat resumed>) = 6 [pid 568] ioctl(6, LOOP_SET_FD, 5 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] <... futex resumed>) = 0 [pid 552] sendmsg(4, NULL, 0 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 568] <... ioctl resumed>) = 0 [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] <... futex resumed>) = 0 [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 552] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 550] <... futex resumed>) = 0 [pid 552] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 550] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 552] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] <... futex resumed>) = 0 [pid 550] exit_group(0 [pid 552] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 550] <... exit_group resumed>) = ? [pid 552] +++ exited with 0 +++ [pid 550] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=6, si_stime=15} --- [pid 297] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./8/binderfs") = 0 [pid 297] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] <... close resumed>) = 0 [pid 568] close(5 [pid 566] mkdir("./file4", 0777) = 0 [pid 568] <... close resumed>) = 0 [pid 568] close(6 [pid 566] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 570] <... write resumed>) = 20699119 [pid 570] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 570] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [ 30.464407][ T552] F2FS-fs (loop2): switch discard_unit option is not allowed [ 30.486276][ T568] loop1: detected capacity change from 0 to 40427 [pid 570] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 570] close(5) = 0 [pid 570] close(6 [pid 568] <... close resumed>) = 0 [pid 568] mkdir("./file4", 0777 [pid 562] <... mount resumed>) = 0 [pid 568] <... mkdir resumed>) = 0 [pid 568] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 562] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 562] chdir("./file4") = 0 [pid 562] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 562] ioctl(6, LOOP_CLR_FD) = 0 [pid 562] close(6) = 0 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 561] <... futex resumed>) = 0 [pid 562] <... futex resumed>) = 1 [pid 562] fspick(AT_FDCWD, ".", 0 [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... fspick resumed>) = 6 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] <... futex resumed>) = 0 [pid 562] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [ 30.520743][ T570] loop4: detected capacity change from 0 to 40427 [ 30.528464][ T562] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 30.535302][ T562] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 30.550656][ T562] F2FS-fs (loop3): switch discard_unit option is not allowed [ 30.551514][ T566] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [pid 570] <... close resumed>) = 0 [pid 570] mkdir("./file4", 0777 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... mkdir resumed>) = 0 [pid 570] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 562] <... futex resumed>) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = 1 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [ 30.565191][ T566] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 30.574268][ T568] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 30.577292][ T566] F2FS-fs (loop0): fault_injection options not supported [ 30.588463][ T568] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 30.589048][ T566] F2FS-fs (loop0): fault_type options not supported [ 30.603455][ T568] F2FS-fs (loop1): fault_injection options not supported [ 30.604428][ T566] F2FS-fs (loop0): invalid crc value [pid 562] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = 1 [pid 562] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = 1 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = 1 [pid 562] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 561] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 562] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 562] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] exit_group(0 [pid 562] <... futex resumed>) = ? [pid 561] <... exit_group resumed>) = ? [pid 562] +++ exited with 0 +++ [pid 561] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=4, si_stime=16} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] newfstatat(AT_FDCWD, "./8/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 30.615697][ T568] F2FS-fs (loop1): fault_type options not supported [ 30.616557][ T570] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 30.636546][ T568] F2FS-fs (loop1): invalid crc value [ 30.650499][ T570] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 30.659042][ T570] F2FS-fs (loop4): fault_injection options not supported [pid 297] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./8/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./8/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./8") = 0 [pid 297] mkdir("./9", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 587 ./strace-static-x86_64: Process 587 attached [pid 587] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 587] chdir("./9") = 0 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 587] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 587] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 587] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 587] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[589]}, 88) = 589 [pid 587] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 30.666116][ T570] F2FS-fs (loop4): fault_type options not supported [ 30.673767][ T568] F2FS-fs (loop1): Found nat_bits in checkpoint [ 30.678085][ T570] F2FS-fs (loop4): invalid crc value [ 30.698756][ T566] F2FS-fs (loop0): Found nat_bits in checkpoint [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] poll(NULL, 0, 8) = 0 (Timeout) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 587] <... futex resumed>) = 0 [pid 589] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 587] <... futex resumed>) = 0 [pid 589] memfd_create("syzkaller", 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] <... memfd_create resumed>) = 5 [pid 587] <... futex resumed>) = 0 [pid 589] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 589] <... mmap resumed>) = 0x7f25c0ae5000 [ 30.722682][ T570] F2FS-fs (loop4): Found nat_bits in checkpoint [ 30.738847][ T568] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 30.745760][ T568] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 568] <... mount resumed>) = 0 [pid 568] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 568] chdir("./file4") = 0 [pid 568] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 568] ioctl(6, LOOP_CLR_FD) = 0 [pid 568] close(6) = 0 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 1 [pid 568] fspick(AT_FDCWD, ".", 0) = 6 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 1 [pid 568] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 566] <... mount resumed>) = 0 [pid 566] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 566] chdir("./file4") = 0 [pid 566] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 566] ioctl(6, LOOP_CLR_FD) = 0 [pid 566] close(6) = 0 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] fspick(AT_FDCWD, ".", 0 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... fspick resumed>) = 6 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 568] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 1 [pid 568] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 1 [pid 568] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 1 [pid 568] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 1 [pid 568] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 568] <... futex resumed>) = 1 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 568] <... futex resumed>) = 1 [pid 568] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 568] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 567] exit_group(0) = ? [pid 568] <... futex resumed>) = ? [pid 568] +++ exited with 0 +++ [pid 567] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=5, si_stime=21} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./8/binderfs") = 0 [ 30.780170][ T566] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 30.789282][ T566] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 30.797590][ T568] F2FS-fs (loop1): switch discard_unit option is not allowed [ 30.811865][ T566] F2FS-fs (loop0): switch discard_unit option is not allowed [ 30.819634][ T570] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [pid 296] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 570] <... mount resumed>) = 0 [pid 566] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 570] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... openat resumed>) = 5 [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 570] chdir("./file4" [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... chdir resumed>) = 0 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 570] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 566] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... open resumed>) = 7 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... openat resumed>) = 6 [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 570] ioctl(6, LOOP_CLR_FD [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... ioctl resumed>) = 0 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 570] close(6 [pid 566] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... close resumed>) = 0 [pid 566] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 1 [pid 566] <... futex resumed>) = 1 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 566] sendfile(-1, -1, NULL, 281483568746501 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 569] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = 1 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] fspick(AT_FDCWD, ".", 0 [pid 566] sendmsg(4, NULL, 0 [pid 565] <... futex resumed>) = 0 [pid 570] <... fspick resumed>) = 6 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 565] <... futex resumed>) = 0 [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 566] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 566] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 565] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 566] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 566] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] exit_group(0 [pid 298] newfstatat(AT_FDCWD, "./8/file4", [pid 566] <... futex resumed>) = ? [pid 565] <... exit_group resumed>) = ? [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] +++ exited with 0 +++ [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 569] <... futex resumed>) = 1 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] +++ exited with 0 +++ [pid 570] <... futex resumed>) = 0 [pid 570] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 298] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=6, si_stime=22} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./8/binderfs") = 0 [pid 295] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./8/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./8/file4") = 0 [pid 298] getdents64(3, [pid 570] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 570] <... futex resumed>) = 1 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] <... futex resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] rmdir("./8" [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rmdir resumed>) = 0 [pid 570] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 298] mkdir("./9", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 570] <... open resumed>) = 7 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] close(3 [pid 570] <... futex resumed>) = 1 [pid 569] <... futex resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 0 [pid 570] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 593 [pid 570] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = 1 [pid 570] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 593 attached ) = 1 [pid 569] <... futex resumed>) = 0 [pid 593] set_robust_list(0x55555b91c6a0, 24 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... set_robust_list resumed>) = 0 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] <... futex resumed>) = 0 [pid 570] sendmsg(4, NULL, 0 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 593] chdir("./9" [pid 570] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 569] <... futex resumed>) = 0 [pid 593] <... chdir resumed>) = 0 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] <... futex resumed>) = 0 [pid 593] <... prctl resumed>) = 0 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 593] setpgid(0, 0 [pid 570] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 593] <... setpgid resumed>) = 0 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 569] <... futex resumed>) = 0 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] <... futex resumed>) = 0 [pid 593] <... openat resumed>) = 3 [pid 570] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 569] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 593] write(3, "1000", 4 [pid 570] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 593] <... write resumed>) = 4 [pid 570] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] close(3 [pid 569] <... futex resumed>) = 0 [pid 570] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] exit_group(0 [pid 593] <... close resumed>) = 0 [pid 570] <... futex resumed>) = ? [pid 569] <... exit_group resumed>) = ? [pid 593] symlink("/dev/binderfs", "./binderfs" [pid 570] +++ exited with 0 +++ [pid 569] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=4, si_stime=15} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 593] <... symlink resumed>) = 0 executing program [pid 593] write(1, "executing program\n", 18) = 18 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 593] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 593] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 593] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] <... restart_syscall resumed>) = 0 [pid 593] <... rt_sigprocmask resumed>[], 8) = 0 [pid 593] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 299] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 593] <... clone3 resumed> => {parent_tid=[594]}, 88) = 594 [pid 299] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 593] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... openat resumed>) = 3 [pid 593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] newfstatat(3, "", [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 593] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./8/binderfs") = 0 [pid 299] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 594 attached [pid 589] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 594] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [pid 594] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... bpf resumed>) = 3 [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 593] <... futex resumed>) = 0 [pid 594] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] bpf(BPF_MAP_CREATE, NULL, 0 [pid 593] <... futex resumed>) = 0 [pid 594] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 593] <... futex resumed>) = 0 [pid 594] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] <... futex resumed>) = 0 [pid 594] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... socket resumed>) = 4 [pid 593] <... futex resumed>) = 0 [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 0 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [pid 594] bpf(BPF_MAP_CREATE, NULL, 72 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [ 30.828807][ T570] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 30.857163][ T570] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = 0 [pid 593] <... futex resumed>) = 1 [pid 594] poll(NULL, 0, 8 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... poll resumed>) = 0 (Timeout) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 593] <... futex resumed>) = 0 [pid 594] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [pid 594] memfd_create("syzkaller", 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 594] <... memfd_create resumed>) = 5 [pid 594] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 589] <... write resumed>) = 20699119 [pid 589] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 589] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 594] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 589] <... openat resumed>) = 6 [pid 589] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 589] close(5) = 0 [pid 589] close(6 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./8/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./8/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./8/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./8") = 0 [pid 296] mkdir("./9", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./8/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 596 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./8/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./8/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./8") = 0 [pid 299] mkdir("./9", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 597 ./strace-static-x86_64: Process 596 attached [pid 596] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 596] chdir("./9") = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 596] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 596] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 596] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 596] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[598]}, 88) = 598 [pid 596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 597 attached [pid 597] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 597] chdir("./9") = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 597] setpgid(0, 0) = 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 [pid 597] write(1, "executing program\n", 18executing program ) = 18 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 597] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 597] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[599]}, 88) = 599 [pid 597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 599 attached [pid 599] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 31.031954][ T589] loop2: detected capacity change from 0 to 40427 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 598 attached [pid 598] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] poll(NULL, 0, 8 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = 3 [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = 1 [pid 598] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = 0 [pid 589] <... close resumed>) = 0 [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] mkdir("./file4", 0777 [pid 598] <... futex resumed>) = 1 [pid 596] <... futex resumed>) = 0 [pid 589] <... mkdir resumed>) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 596] <... futex resumed>) = 0 [pid 589] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] bpf(BPF_MAP_CREATE, NULL, 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... socket resumed>) = 4 [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] bpf(BPF_MAP_CREATE, NULL, 72 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] bpf(BPF_PROG_LOAD, NULL, 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 599] <... poll resumed>) = 0 (Timeout) [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] <... futex resumed>) = 0 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = 1 [pid 598] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = 1 [pid 599] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 598] poll(NULL, 0, 8 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 597] <... futex resumed>) = 0 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] memfd_create("syzkaller", 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... memfd_create resumed>) = 5 [pid 597] <... futex resumed>) = 0 [pid 599] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 599] <... mmap resumed>) = 0x7f25c0ae5000 [pid 598] <... poll resumed>) = 0 (Timeout) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 598] memfd_create("syzkaller", 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 598] <... memfd_create resumed>) = 5 [pid 598] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./8/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./8/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./8/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./8/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./8") = 0 [pid 295] mkdir("./9", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 600 ./strace-static-x86_64: Process 600 attached [pid 600] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 600] chdir("./9") = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 600] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 600] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 600] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 600] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[601]}, 88) = 601 [pid 600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 601 attached [pid 601] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] poll(NULL, 0, 8) = 0 (Timeout) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 600] <... futex resumed>) = 0 [pid 601] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 600] <... futex resumed>) = 0 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 0 [pid 600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 601] memfd_create("syzkaller", 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... memfd_create resumed>) = 5 [pid 600] <... futex resumed>) = 0 [pid 601] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 601] <... mmap resumed>) = 0x7f25c0ae5000 [ 31.140644][ T589] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 31.155997][ T589] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 594] <... write resumed>) = 20699119 [pid 594] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 594] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 594] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 594] close(5) = 0 [pid 594] close(6) = 0 [pid 594] mkdir("./file4", 0777) = 0 [ 31.186204][ T589] F2FS-fs (loop2): fault_injection options not supported [ 31.193064][ T589] F2FS-fs (loop2): fault_type options not supported [ 31.211724][ T594] loop3: detected capacity change from 0 to 40427 [pid 594] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 31.230517][ T594] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 31.237921][ T589] F2FS-fs (loop2): invalid crc value [ 31.246183][ T594] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 31.264821][ T594] F2FS-fs (loop3): fault_injection options not supported [ 31.272594][ T589] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 599] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 601] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 31.296187][ T594] F2FS-fs (loop3): fault_type options not supported [ 31.316894][ T594] F2FS-fs (loop3): invalid crc value [pid 598] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 599] <... write resumed>) = 20699119 [pid 599] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 599] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [ 31.355059][ T594] F2FS-fs (loop3): Found nat_bits in checkpoint [ 31.365122][ T589] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 31.393250][ T599] loop4: detected capacity change from 0 to 40427 [pid 599] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 599] close(5) = 0 [pid 599] close(6 [pid 601] <... write resumed>) = 20699119 [pid 601] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 601] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 601] ioctl(6, LOOP_SET_FD, 5 [pid 589] <... mount resumed>) = 0 [pid 589] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 589] chdir("./file4") = 0 [pid 589] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 589] ioctl(6, LOOP_CLR_FD) = 0 [pid 589] close(6) = 0 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 587] <... futex resumed>) = 0 [pid 589] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] fspick(AT_FDCWD, ".", 0 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... fspick resumed>) = 6 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] <... futex resumed>) = 0 [pid 589] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... ioctl resumed>) = 0 [pid 601] close(5) = 0 [pid 601] close(6 [pid 589] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 598] <... write resumed>) = 20699119 [pid 598] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 598] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 598] ioctl(6, LOOP_SET_FD, 5 [pid 594] <... mount resumed>) = 0 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 589] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] <... futex resumed>) = 0 [ 31.395650][ T589] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 31.424549][ T601] loop0: detected capacity change from 0 to 40427 [ 31.433590][ T589] F2FS-fs (loop2): switch discard_unit option is not allowed [ 31.441179][ T594] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 31.448065][ T594] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... futex resumed>) = 1 [pid 589] sendmsg(4, NULL, 0 [pid 599] <... close resumed>) = 0 [pid 598] <... ioctl resumed>) = 0 [pid 594] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 589] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 599] mkdir("./file4", 0777 [pid 598] close(5 [pid 599] <... mkdir resumed>) = 0 [pid 598] <... close resumed>) = 0 [pid 594] <... openat resumed>) = 5 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 598] close(6 [pid 594] chdir("./file4" [pid 589] <... futex resumed>) = 1 [pid 587] <... futex resumed>) = 0 [pid 594] <... chdir resumed>) = 0 [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 594] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 589] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 594] <... openat resumed>) = 6 [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 589] <... futex resumed>) = 1 [pid 589] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 589] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] exit_group(0) = ? [pid 589] <... futex resumed>) = ? [pid 594] ioctl(6, LOOP_CLR_FD) = 0 [pid 594] close(6) = 0 [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] +++ exited with 0 +++ [pid 587] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=6, si_stime=19} --- [pid 594] fspick(AT_FDCWD, ".", 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 594] <... fspick resumed>) = 6 [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 594] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 0 [pid 594] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 601] <... close resumed>) = 0 [pid 601] mkdir("./file4", 0777) = 0 [pid 601] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 594] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./9/binderfs") = 0 [pid 297] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 594] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 594] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 594] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 594] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 594] <... futex resumed>) = 1 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 594] <... futex resumed>) = 1 [pid 594] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 594] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = 0 [pid 593] exit_group(0) = ? [pid 594] <... futex resumed>) = ? [pid 594] +++ exited with 0 +++ [pid 593] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=8, si_stime=13} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 598] <... close resumed>) = 0 [ 31.452934][ T598] loop1: detected capacity change from 0 to 40427 [ 31.466573][ T594] F2FS-fs (loop3): switch discard_unit option is not allowed [ 31.467561][ T601] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 31.480565][ T601] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 31.488893][ T601] F2FS-fs (loop0): fault_injection options not supported [ 31.495731][ T601] F2FS-fs (loop0): fault_type options not supported [pid 598] mkdir("./file4", 0777) = 0 [ 31.503437][ T599] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 31.516461][ T599] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 31.518910][ T601] F2FS-fs (loop0): invalid crc value [ 31.524677][ T599] F2FS-fs (loop4): fault_injection options not supported [ 31.536522][ T599] F2FS-fs (loop4): fault_type options not supported [ 31.543835][ T599] F2FS-fs (loop4): invalid crc value [ 31.555614][ T599] F2FS-fs (loop4): Found nat_bits in checkpoint [ 31.559645][ T598] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 31.569318][ T598] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 31.577453][ T601] F2FS-fs (loop0): Found nat_bits in checkpoint [pid 598] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./9/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./9/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./9") = 0 [pid 298] mkdir("./10", 0777) = 0 [ 31.620014][ T598] F2FS-fs (loop1): fault_injection options not supported [ 31.636953][ T598] F2FS-fs (loop1): fault_type options not supported [ 31.644542][ T598] F2FS-fs (loop1): invalid crc value [ 31.654146][ T599] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 31.662003][ T599] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 599] <... mount resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./9/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./9/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./9/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./9") = 0 [pid 599] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 599] <... openat resumed>) = 5 [pid 599] chdir("./file4") = 0 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 599] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 298] close(3 [pid 599] <... openat resumed>) = 6 [pid 298] <... close resumed>) = 0 [pid 599] ioctl(6, LOOP_CLR_FD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 599] <... ioctl resumed>) = 0 [pid 599] close(6) = 0 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] fspick(AT_FDCWD, ".", 0) = 6 [pid 297] mkdir("./10", 0777 [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... mkdir resumed>) = 0 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 620 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... openat resumed>) = 3 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... futex resumed>) = 1 [pid 599] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 599] <... futex resumed>) = 1 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 599] <... futex resumed>) = 1 [pid 599] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 599] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 621 [pid 597] <... futex resumed>) = 0 [pid 597] exit_group(0) = ? [pid 599] <... futex resumed>) = ? [pid 599] +++ exited with 0 +++ [pid 597] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=7, si_stime=19} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./9/binderfs") = 0 [pid 299] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 621 attached ./strace-static-x86_64: Process 620 attached [pid 621] set_robust_list(0x55555b91c6a0, 24 [pid 620] set_robust_list(0x55555b91c6a0, 24 [pid 621] <... set_robust_list resumed>) = 0 [pid 620] <... set_robust_list resumed>) = 0 [pid 621] chdir("./10" [pid 620] chdir("./10" [pid 621] <... chdir resumed>) = 0 [pid 620] <... chdir resumed>) = 0 [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 621] <... prctl resumed>) = 0 [pid 620] <... prctl resumed>) = 0 [pid 621] setpgid(0, 0 [pid 620] setpgid(0, 0 [pid 621] <... setpgid resumed>) = 0 [pid 620] <... setpgid resumed>) = 0 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 621] <... openat resumed>) = 3 [pid 620] <... openat resumed>) = 3 [pid 621] write(3, "1000", 4 [pid 620] write(3, "1000", 4 [pid 621] <... write resumed>) = 4 [pid 620] <... write resumed>) = 4 [pid 621] close(3 [pid 620] close(3 [pid 621] <... close resumed>) = 0 [pid 620] <... close resumed>) = 0 [pid 621] symlink("/dev/binderfs", "./binderfs" [pid 601] <... mount resumed>) = 0 [pid 601] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 601] chdir("./file4") = 0 [pid 620] symlink("/dev/binderfs", "./binderfs" [pid 601] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 601] ioctl(6, LOOP_CLR_FD) = 0 [pid 601] close(6) = 0 [pid 621] <... symlink resumed>) = 0 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] <... symlink resumed>) = 0 [pid 621] write(1, "executing program\n", 18 [pid 601] <... futex resumed>) = 1 [pid 601] fspick(AT_FDCWD, ".", 0) = 6 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0executing program [ 31.672078][ T598] F2FS-fs (loop1): Found nat_bits in checkpoint [ 31.678137][ T599] F2FS-fs (loop4): switch discard_unit option is not allowed [ 31.683255][ T601] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 31.693941][ T601] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 621] <... write resumed>) = 18 [pid 620] write(1, "executing program\n", 18executing program [pid 621] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... write resumed>) = 18 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = 0 [pid 621] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 620] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 621] <... rt_sigaction resumed>NULL, 8) = 0 [pid 621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 620] <... rt_sigaction resumed>NULL, 8) = 0 [pid 621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 621] <... mmap resumed>) = 0x7f25c8ee5000 [pid 620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 621] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 620] <... mmap resumed>) = 0x7f25c8ee5000 [pid 621] <... mprotect resumed>) = 0 [pid 620] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 620] <... mprotect resumed>) = 0 [pid 621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 620] rt_sigprocmask(SIG_BLOCK, ~[], [pid 621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 620] <... rt_sigprocmask resumed>[], 8) = 0 [pid 621] <... clone3 resumed> => {parent_tid=[623]}, 88) = 623 [pid 620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 621] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 623 attached NULL, 8) = 0 [pid 620] <... clone3 resumed> => {parent_tid=[624]}, 88) = 624 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] set_robust_list(0x7f25c8f059a0, 24 [pid 620] rt_sigprocmask(SIG_SETMASK, [], [pid 601] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 621] <... futex resumed>) = 0 [pid 623] <... set_robust_list resumed>) = 0 [pid 601] <... open resumed>) = 7 [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... futex resumed>) = 1 [pid 601] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 623] rt_sigprocmask(SIG_SETMASK, [], [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 601] <... futex resumed>) = 1 [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 601] <... futex resumed>) = 1 [pid 601] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 601] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 600] exit_group(0) = ? [pid 601] <... futex resumed>) = ? [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 623] <... futex resumed>) = 1 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] +++ exited with 0 +++ [pid 600] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=4, si_stime=15} --- [pid 623] <... bpf resumed>) = 3 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 ./strace-static-x86_64: Process 624 attached [pid 623] <... futex resumed>) = 1 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] set_robust_list(0x7f25c8f059a0, 24 [pid 621] <... futex resumed>) = 0 [pid 623] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... set_robust_list resumed>) = 0 [pid 623] <... bpf resumed>) = 0 [pid 624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 620] <... futex resumed>) = 0 [pid 623] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 621] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 624] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = 3 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 623] <... futex resumed>) = 1 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... futex resumed>) = 1 [pid 624] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = 0 [pid 623] bpf(BPF_MAP_CREATE, NULL, 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 620] <... futex resumed>) = 0 [pid 623] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 620] <... futex resumed>) = 0 [pid 623] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 621] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = 1 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 624] <... futex resumed>) = 0 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 620] <... futex resumed>) = 0 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 623] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... socket resumed>) = 4 [pid 621] <... futex resumed>) = 0 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 623] <... futex resumed>) = 0 [pid 621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 623] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... futex resumed>) = 0 [pid 295] <... openat resumed>) = 3 [pid 295] newfstatat(3, "", [pid 623] bpf(BPF_MAP_CREATE, NULL, 72 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 623] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 295] getdents64(3, [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 623] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 295] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 623] bpf(BPF_PROG_LOAD, NULL, 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 623] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 621] <... futex resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./9/binderfs", [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 623] <... futex resumed>) = 0 [pid 621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] unlink("./9/binderfs" [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... unlink resumed>) = 0 [pid 621] <... futex resumed>) = 0 [pid 295] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 624] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 623] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... socket resumed>) = 4 [pid 620] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] bpf(BPF_MAP_CREATE, NULL, 72 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 620] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] bpf(BPF_PROG_LOAD, NULL, 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 620] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 620] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] poll(NULL, 0, 8 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] poll(NULL, 0, 8 [pid 621] <... futex resumed>) = 0 [ 31.716401][ T601] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... poll resumed>) = 0 (Timeout) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 620] <... futex resumed>) = 0 [pid 624] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 620] <... futex resumed>) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] memfd_create("syzkaller", 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... memfd_create resumed>) = 5 [pid 620] <... futex resumed>) = 0 [pid 624] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 624] <... mmap resumed>) = 0x7f25c0ae5000 [pid 623] <... poll resumed>) = 0 (Timeout) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 621] <... futex resumed>) = 0 [pid 623] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 623] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 621] <... futex resumed>) = 0 [pid 623] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... futex resumed>) = 0 [pid 621] <... futex resumed>) = 1 [pid 623] memfd_create("syzkaller", 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 623] <... memfd_create resumed>) = 5 [pid 623] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 598] <... mount resumed>) = 0 [pid 598] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 598] chdir("./file4") = 0 [pid 598] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 598] ioctl(6, LOOP_CLR_FD) = 0 [pid 598] close(6) = 0 [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] fspick(AT_FDCWD, ".", 0) = 6 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 598] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [ 31.776693][ T598] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 31.783617][ T598] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 598] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = 1 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... open resumed>) = 7 [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] sendfile(-1, -1, NULL, 281483568746501 [pid 596] <... futex resumed>) = 0 [pid 598] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 598] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] sendmsg(4, NULL, 0 [pid 596] <... futex resumed>) = 0 [pid 598] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 598] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 596] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 596] <... futex resumed>) = 0 [pid 598] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 596] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 598] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 596] <... futex resumed>) = 0 [pid 596] exit_group(0 [pid 598] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] <... exit_group resumed>) = ? [pid 598] <... futex resumed>) = ? [pid 598] +++ exited with 0 +++ [pid 596] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=8, si_stime=16} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./9/binderfs") = 0 [ 31.835688][ T598] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 296] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 624] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./9/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./9/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./9/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./9") = 0 [pid 299] mkdir("./10", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3 [pid 295] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 626 [pid 295] newfstatat(AT_FDCWD, "./9/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./9/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./9/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3./strace-static-x86_64: Process 626 attached [pid 626] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 626] chdir("./10" [pid 295] <... close resumed>) = 0 [pid 626] <... chdir resumed>) = 0 [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 626] setpgid(0, 0) = 0 [pid 295] rmdir("./9") = 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 executing program [pid 626] write(1, "executing program\n", 18) = 18 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 626] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 295] mkdir("./10", 0777 [pid 626] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 626] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 295] <... mkdir resumed>) = 0 [pid 626] <... clone3 resumed> => {parent_tid=[627]}, 88) = 627 [pid 626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 623] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 295] <... openat resumed>) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3./strace-static-x86_64: Process 627 attached [pid 627] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... close resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148executing program [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 629 [pid 627] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] poll(NULL, 0, 8./strace-static-x86_64: Process 629 attached [pid 629] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 629] chdir("./10") = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 629] setpgid(0, 0) = 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 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 629] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[630]}, 88) = 630 [pid 629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 630 attached [pid 630] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 627] <... poll resumed>) = 0 (Timeout) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 626] <... futex resumed>) = 0 [pid 627] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 626] <... futex resumed>) = 0 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 0 [pid 626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 627] memfd_create("syzkaller", 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... memfd_create resumed>) = 5 [pid 626] <... futex resumed>) = 0 [pid 627] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 627] <... mmap resumed>) = 0x7f25c0ae5000 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] poll(NULL, 0, 8) = 0 (Timeout) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] memfd_create("syzkaller", 0) = 5 [pid 630] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 623] <... write resumed>) = 20699119 [pid 623] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 623] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 623] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 623] close(5) = 0 [pid 623] close(6 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./9/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./9/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./9/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 624] <... write resumed>) = 20699119 [pid 624] munmap(0x7f25c0ae5000, 138412032 [pid 296] getdents64(4, [pid 624] <... munmap resumed>) = 0 [pid 624] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 624] ioctl(6, LOOP_SET_FD, 5 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 623] <... close resumed>) = 0 [pid 296] close(4 [pid 623] mkdir("./file4", 0777 [pid 296] <... close resumed>) = 0 [pid 296] rmdir("./9/file4" [pid 624] <... ioctl resumed>) = 0 [pid 624] close(5) = 0 [pid 624] close(6 [pid 623] <... mkdir resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 296] getdents64(3, [pid 623] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 296] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./9") = 0 [pid 296] mkdir("./10", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 631 [pid 627] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119./strace-static-x86_64: Process 631 attached [pid 631] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 631] chdir("./10") = 0 [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 631] setpgid(0, 0) = 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 [pid 631] write(1, "executing program\n", 18executing program ) = 18 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 631] <... futex resumed>) = 0 [pid 631] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 631] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 631] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[632]}, 88) = 632 [pid 631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 32.048477][ T623] loop2: detected capacity change from 0 to 40427 [ 32.079858][ T624] loop3: detected capacity change from 0 to 40427 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 632 attached [pid 632] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] <... futex resumed>) = 0 [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] <... futex resumed>) = 0 [pid 632] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] <... futex resumed>) = 0 [pid 632] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] <... futex resumed>) = 0 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 632] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 632] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... socket resumed>) = 4 [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... close resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] mkdir("./file4", 0777) = 0 [pid 624] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 632] <... futex resumed>) = 0 [pid 632] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] <... futex resumed>) = 0 [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 632] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] <... futex resumed>) = 0 [pid 632] poll(NULL, 0, 8 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... poll resumed>) = 0 (Timeout) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 631] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] memfd_create("syzkaller", 0 [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... memfd_create resumed>) = 5 [pid 631] <... futex resumed>) = 0 [pid 632] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 632] <... mmap resumed>) = 0x7f25c0ae5000 [ 32.137055][ T624] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 32.154255][ T623] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 32.155092][ T624] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 32.179176][ T623] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 32.186334][ T624] F2FS-fs (loop3): fault_injection options not supported [ 32.194173][ T624] F2FS-fs (loop3): fault_type options not supported [ 32.194184][ T623] F2FS-fs (loop2): fault_injection options not supported [ 32.194199][ T623] F2FS-fs (loop2): fault_type options not supported [ 32.226135][ T624] F2FS-fs (loop3): invalid crc value [pid 627] <... write resumed>) = 20699119 [pid 627] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 627] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 627] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 627] close(5) = 0 [pid 627] close(6 [pid 630] <... write resumed>) = 20699119 [pid 630] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 630] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [ 32.235870][ T623] F2FS-fs (loop2): invalid crc value [ 32.246401][ T624] F2FS-fs (loop3): Found nat_bits in checkpoint [ 32.258410][ T627] loop4: detected capacity change from 0 to 40427 [ 32.278071][ T623] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 630] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 630] close(5) = 0 [ 32.280862][ T630] loop0: detected capacity change from 0 to 40427 [pid 630] close(6 [pid 627] <... close resumed>) = 0 [pid 627] mkdir("./file4", 0777) = 0 [pid 627] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 632] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 624] <... mount resumed>) = 0 [pid 624] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 624] chdir("./file4") = 0 [pid 624] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 624] ioctl(6, LOOP_CLR_FD) = 0 [pid 624] close(6) = 0 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 1 [pid 624] fspick(AT_FDCWD, ".", 0) = 6 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 1 [pid 624] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 630] <... close resumed>) = 0 [pid 630] mkdir("./file4", 0777) = 0 [ 32.311829][ T624] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 32.320466][ T624] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 32.333288][ T624] F2FS-fs (loop3): switch discard_unit option is not allowed [ 32.340964][ T623] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 32.348869][ T623] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [pid 630] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 624] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 1 [pid 624] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 1 [pid 624] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 1 [pid 624] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 1 [pid 624] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 624] <... futex resumed>) = 1 [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 624] <... futex resumed>) = 1 [pid 624] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 624] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 620] exit_group(0) = ? [pid 624] <... futex resumed>) = ? [pid 624] +++ exited with 0 +++ [pid 620] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, si_uid=0, si_status=0, si_utime=5, si_stime=19} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 623] <... mount resumed>) = 0 [pid 623] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 623] chdir("./file4") = 0 [pid 623] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 623] ioctl(6, LOOP_CLR_FD) = 0 [pid 623] close(6) = 0 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... futex resumed>) = 1 [pid 623] fspick(AT_FDCWD, ".", 0) = 6 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... futex resumed>) = 1 [pid 623] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 298] <... restart_syscall resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 623] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... futex resumed>) = 1 [pid 623] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... futex resumed>) = 1 [pid 623] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... futex resumed>) = 1 [pid 623] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... futex resumed>) = 1 [pid 623] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 623] <... futex resumed>) = 1 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 623] <... futex resumed>) = 1 [pid 623] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 623] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = 0 [pid 621] exit_group(0) = ? [pid 623] <... futex resumed>) = ? [pid 623] +++ exited with 0 +++ [pid 621] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=621, si_uid=0, si_status=0, si_utime=7, si_stime=15} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./10/binderfs") = 0 [ 32.356176][ T630] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 32.364972][ T630] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 32.377643][ T623] F2FS-fs (loop2): switch discard_unit option is not allowed [ 32.384336][ T627] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 32.386570][ T630] F2FS-fs (loop0): fault_injection options not supported [ 32.403089][ T627] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 32.412749][ T630] F2FS-fs (loop0): fault_type options not supported [ 32.426837][ T627] F2FS-fs (loop4): fault_injection options not supported [ 32.434053][ T630] F2FS-fs (loop0): invalid crc value [ 32.446186][ T627] F2FS-fs (loop4): fault_type options not supported [pid 297] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 632] <... write resumed>) = 20699119 [pid 632] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 632] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 632] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 632] close(5) = 0 [pid 632] close(6) = 0 [pid 632] mkdir("./file4", 0777) = 0 [ 32.460673][ T627] F2FS-fs (loop4): invalid crc value [ 32.470344][ T630] F2FS-fs (loop0): Found nat_bits in checkpoint [ 32.472167][ T632] loop1: detected capacity change from 0 to 40427 [ 32.483882][ T627] F2FS-fs (loop4): Found nat_bits in checkpoint [ 32.490237][ T632] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [pid 632] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 298] <... umount2 resumed>) = 0 [ 32.520670][ T632] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 32.549719][ T632] F2FS-fs (loop1): fault_injection options not supported [ 32.561822][ T627] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [pid 298] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 627] <... mount resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./10/file4", [pid 627] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 627] <... openat resumed>) = 5 [pid 298] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 627] chdir("./file4" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 627] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./10/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 627] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 298] newfstatat(4, "", [pid 627] <... openat resumed>) = 6 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 627] ioctl(6, LOOP_CLR_FD [pid 298] getdents64(4, [pid 627] <... ioctl resumed>) = 0 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 627] close(6 [pid 298] getdents64(4, [pid 627] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = 0 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 627] <... futex resumed>) = 1 [pid 627] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] close(4) = 0 [pid 298] rmdir("./10/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 626] <... futex resumed>) = 0 [pid 298] rmdir("./10" [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 627] fspick(AT_FDCWD, ".", 0 [pid 298] mkdir("./11", 0777 [pid 627] <... fspick resumed>) = 6 [pid 298] <... mkdir resumed>) = 0 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 627] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 652 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 652 attached [pid 630] <... mount resumed>) = 0 [pid 627] <... futex resumed>) = 0 [pid 626] <... futex resumed>) = 1 [pid 297] newfstatat(AT_FDCWD, "./10/file4", [pid 652] set_robust_list(0x55555b91c6a0, 24 [pid 627] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 652] <... set_robust_list resumed>) = 0 [ 32.567410][ T632] F2FS-fs (loop1): fault_type options not supported [ 32.568899][ T627] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 32.584101][ T632] F2FS-fs (loop1): invalid crc value [ 32.593030][ T630] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 32.600377][ T630] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 32.608525][ T632] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 297] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] chdir("./11" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 652] <... chdir resumed>) = 0 [pid 297] openat(AT_FDCWD, "./10/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... openat resumed>) = 4 [pid 652] <... prctl resumed>) = 0 [pid 297] newfstatat(4, "", [pid 652] setpgid(0, 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 652] <... setpgid resumed>) = 0 [pid 297] getdents64(4, [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 652] <... openat resumed>) = 3 [pid 297] getdents64(4, [pid 652] write(3, "1000", 4 [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 652] <... write resumed>) = 4 [pid 297] close(4 [pid 652] close(3 [pid 297] <... close resumed>) = 0 [pid 652] <... close resumed>) = 0 [pid 297] rmdir("./10/file4" [pid 652] symlink("/dev/binderfs", "./binderfs" [pid 297] <... rmdir resumed>) = 0 [pid 652] <... symlink resumed>) = 0 [pid 297] getdents64(3, [pid 652] write(1, "executing program\n", 18executing program [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 652] <... write resumed>) = 18 [pid 297] close(3 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... close resumed>) = 0 [pid 652] <... futex resumed>) = 0 [pid 297] rmdir("./10" [pid 652] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 297] <... rmdir resumed>) = 0 [pid 652] <... rt_sigaction resumed>NULL, 8) = 0 [pid 297] mkdir("./11", 0777 [pid 652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] <... mkdir resumed>) = 0 [pid 652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] <... openat resumed>) = 3 [pid 652] <... mmap resumed>) = 0x7f25c8ee5000 [pid 297] ioctl(3, LOOP_CLR_FD [pid 652] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 652] <... mprotect resumed>) = 0 [pid 297] close(3 [pid 652] rt_sigprocmask(SIG_BLOCK, ~[], [pid 297] <... close resumed>) = 0 [pid 652] <... rt_sigprocmask resumed>[], 8) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 653 [pid 652] <... clone3 resumed> => {parent_tid=[654]}, 88) = 654 [pid 652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 630] chdir("./file4") = 0 [pid 630] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 630] ioctl(6, LOOP_CLR_FD) = 0 [pid 630] close(6) = 0 ./strace-static-x86_64: Process 653 attached ./strace-static-x86_64: Process 654 attached [pid 653] set_robust_list(0x55555b91c6a0, 24 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] fspick(AT_FDCWD, ".", 0) = 6 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 654] set_robust_list(0x7f25c8f059a0, 24 [pid 653] <... set_robust_list resumed>) = 0 [pid 654] <... set_robust_list resumed>) = 0 [pid 653] chdir("./11" [pid 654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 653] <... chdir resumed>) = 0 [pid 627] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 653] <... prctl resumed>) = 0 [pid 630] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] setpgid(0, 0 [pid 654] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... setpgid resumed>) = 0 [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 627] <... open resumed>) = 7 [pid 654] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] <... openat resumed>) = 3 [pid 652] <... futex resumed>) = 0 [pid 654] <... bpf resumed>) = 3 [pid 653] write(3, "1000", 4 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... write resumed>) = 4 [pid 630] <... open resumed>) = 7 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 653] close(3 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 1 [pid 630] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 630] <... futex resumed>) = 1 [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] sendfile(-1, -1, NULL, 281483568746501 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 627] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 630] <... futex resumed>) = 1 [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] sendmsg(4, NULL, 0 [pid 630] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 627] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 630] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] exit_group(0) = ? [pid 630] <... futex resumed>) = ? [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 653] <... close resumed>) = 0 [pid 652] <... futex resumed>) = 0 [pid 654] <... bpf resumed>) = 0 [pid 653] symlink("/dev/binderfs", "./binderfs" [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 654] <... futex resumed>) = 0 [pid 653] <... symlink resumed>) = 0 [pid 652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] write(1, "executing program\n", 18executing program [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... write resumed>) = 18 [pid 652] <... futex resumed>) = 0 [pid 627] <... futex resumed>) = 1 [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 653] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 654] <... futex resumed>) = 1 [pid 653] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] <... futex resumed>) = 0 [pid 653] <... rt_sigaction resumed>NULL, 8) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 654] <... futex resumed>) = 0 [pid 653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 652] <... futex resumed>) = 1 [pid 654] bpf(BPF_MAP_CREATE, NULL, 0 [pid 653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... mmap resumed>) = 0x7f25c8ee5000 [pid 654] <... futex resumed>) = 1 [pid 653] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] <... mprotect resumed>) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 626] <... futex resumed>) = 0 [pid 653] rt_sigprocmask(SIG_BLOCK, ~[], [pid 626] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 653] <... rt_sigprocmask resumed>[], 8) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 627] <... futex resumed>) = 1 [pid 654] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 627] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 627] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = 1 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] <... clone3 resumed> => {parent_tid=[655]}, 88) = 655 [pid 652] <... futex resumed>) = 0 [pid 626] <... futex resumed>) = 0 [pid 653] rt_sigprocmask(SIG_SETMASK, [], [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] exit_group(0 [pid 653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 626] <... exit_group resumed>) = ? [pid 654] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] <... futex resumed>) = 1 [pid 654] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = ? [pid 653] <... futex resumed>) = 0 [pid 654] <... socket resumed>) = 4 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 654] bpf(BPF_MAP_CREATE, NULL, 72 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] +++ exited with 0 +++ [pid 629] +++ exited with 0 +++ [pid 654] bpf(BPF_PROG_LOAD, NULL, 0 [pid 652] <... futex resumed>) = 0 [pid 654] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=2, si_stime=18} --- [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 654] <... futex resumed>) = 0 [pid 652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] +++ exited with 0 +++ [pid 626] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, si_uid=0, si_status=0, si_utime=3, si_stime=11} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 655 attached [pid 655] set_robust_list(0x7f25c8f059a0, 24 [pid 654] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 655] <... set_robust_list resumed>) = 0 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] rt_sigprocmask(SIG_SETMASK, [], [pid 654] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 654] poll(NULL, 0, 8 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] <... futex resumed>) = 0 [pid 655] <... bpf resumed>) = 3 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 0 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 655] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... bpf resumed>) = 0 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] bpf(BPF_MAP_CREATE, NULL, 0 [pid 653] <... futex resumed>) = 0 [pid 655] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 653] <... futex resumed>) = 0 [pid 655] <... socket resumed>) = 4 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 0 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] bpf(BPF_MAP_CREATE, NULL, 72 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 0 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] bpf(BPF_PROG_LOAD, NULL, 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 0 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 653] <... futex resumed>) = 0 [pid 655] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 655] poll(NULL, 0, 8 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [ 32.608616][ T627] F2FS-fs (loop4): switch discard_unit option is not allowed [ 32.636813][ T630] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 299] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./10/binderfs") = 0 [pid 299] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 654] <... poll resumed>) = 0 (Timeout) [pid 295] <... restart_syscall resumed>) = 0 [pid 655] <... poll resumed>) = 0 (Timeout) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 655] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 655] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 655] memfd_create("syzkaller", 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 655] <... memfd_create resumed>) = 5 [pid 655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 654] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 654] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 3 [pid 654] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 295] newfstatat(3, "", [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 295] getdents64(3, [pid 654] memfd_create("syzkaller", 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 654] <... memfd_create resumed>) = 5 [pid 654] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 295] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 654] <... mmap resumed>) = 0x7f25c0ae5000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./10/binderfs") = 0 [pid 295] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 632] <... mount resumed>) = 0 [pid 632] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 632] chdir("./file4") = 0 [pid 632] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 632] ioctl(6, LOOP_CLR_FD) = 0 [ 32.664769][ T632] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 32.672012][ T632] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 632] close(6) = 0 [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 632] fspick(AT_FDCWD, ".", 0) = 6 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 632] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... futex resumed>) = 0 [pid 632] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] sendfile(-1, -1, NULL, 281483568746501 [pid 631] <... futex resumed>) = 0 [pid 632] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 0 [pid 631] <... futex resumed>) = 1 [pid 632] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 632] <... futex resumed>) = 0 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 632] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] <... futex resumed>) = 0 [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 632] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 631] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 632] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] exit_group(0 [pid 632] <... futex resumed>) = ? [pid 631] <... exit_group resumed>) = ? [pid 632] +++ exited with 0 +++ [pid 631] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=7, si_stime=18} --- [pid 296] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./10/binderfs") = 0 [pid 296] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 32.727380][ T632] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 655] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 654] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 655] <... write resumed>) = 20699119 [pid 655] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 655] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 655] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 655] close(5) = 0 [pid 655] close(6 [pid 299] <... umount2 resumed>) = 0 [pid 295] <... umount2 resumed>) = 0 [pid 299] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./10/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./10/file4", [pid 299] openat(AT_FDCWD, "./10/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(4, "", [pid 295] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4, [pid 295] openat(AT_FDCWD, "./10/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] <... openat resumed>) = 4 [pid 299] getdents64(4, [pid 295] newfstatat(4, "", [pid 299] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] close(4) = 0 [pid 295] getdents64(4, [pid 299] rmdir("./10/file4") = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3, [pid 295] getdents64(4, [pid 299] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 295] close(4 [pid 299] <... close resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 299] rmdir("./10" [pid 295] rmdir("./10/file4" [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./11", 0777 [pid 295] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 295] getdents64(3, [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 295] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 295] close(3 [pid 299] ioctl(3, LOOP_CLR_FD [pid 295] <... close resumed>) = 0 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 295] rmdir("./10" [pid 299] close(3) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] mkdir("./11", 0777 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 657 [pid 295] <... mkdir resumed>) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 657 attached , child_tidptr=0x55555b91c690) = 658 ./strace-static-x86_64: Process 658 attached [pid 657] set_robust_list(0x55555b91c6a0, 24 [pid 658] set_robust_list(0x55555b91c6a0, 24 [pid 657] <... set_robust_list resumed>) = 0 [pid 658] <... set_robust_list resumed>) = 0 [pid 657] chdir("./11" [pid 658] chdir("./11" [pid 657] <... chdir resumed>) = 0 [pid 658] <... chdir resumed>) = 0 [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 657] <... prctl resumed>) = 0 [pid 658] setpgid(0, 0 [pid 657] setpgid(0, 0 [pid 658] <... setpgid resumed>) = 0 [pid 657] <... setpgid resumed>) = 0 [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 658] <... openat resumed>) = 3 [pid 658] write(3, "1000", 4 [pid 657] <... openat resumed>) = 3 [pid 658] <... write resumed>) = 4 [pid 657] write(3, "1000", 4 [pid 658] close(3 [pid 657] <... write resumed>) = 4 [pid 658] <... close resumed>) = 0 [pid 657] close(3 [pid 658] symlink("/dev/binderfs", "./binderfs" [pid 657] <... close resumed>) = 0 [pid 657] symlink("/dev/binderfs", "./binderfs"executing program executing program ) = 0 [pid 657] write(1, "executing program\n", 18 [pid 658] <... symlink resumed>) = 0 [pid 657] <... write resumed>) = 18 [pid 658] write(1, "executing program\n", 18 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... write resumed>) = 18 [pid 657] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 658] <... futex resumed>) = 0 [pid 658] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 657] <... rt_sigaction resumed>NULL, 8) = 0 [pid 658] <... rt_sigaction resumed>NULL, 8) = 0 [pid 657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 658] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 657] <... mmap resumed>) = 0x7f25c8ee5000 [pid 658] <... mmap resumed>) = 0x7f25c8ee5000 [pid 657] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 658] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 657] <... mprotect resumed>) = 0 [pid 658] <... mprotect resumed>) = 0 [pid 657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 658] rt_sigprocmask(SIG_BLOCK, ~[], [pid 657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[660]}, 88) = 660 [pid 657] <... clone3 resumed> => {parent_tid=[659]}, 88) = 659 [pid 658] rt_sigprocmask(SIG_SETMASK, [], [pid 657] rt_sigprocmask(SIG_SETMASK, [], [pid 658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 660 attached [pid 660] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 659 attached ) = 1 [pid 658] <... futex resumed>) = 0 [pid 659] set_robust_list(0x7f25c8f059a0, 24 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... set_robust_list resumed>) = 0 [pid 658] <... futex resumed>) = 0 [pid 659] rt_sigprocmask(SIG_SETMASK, [], [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 660] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 658] <... futex resumed>) = 0 [pid 659] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = 0 [pid 659] <... futex resumed>) = 1 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] <... bpf resumed>) = 3 [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 659] <... futex resumed>) = 1 [pid 657] <... futex resumed>) = 0 [pid 659] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... bpf resumed>) = 0 [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 657] <... futex resumed>) = 0 [pid 659] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_MAP_CREATE, NULL, 0 [pid 657] <... futex resumed>) = 0 [pid 659] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 657] <... futex resumed>) = 0 [pid 659] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 660] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 657] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... socket resumed>) = 4 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 1 [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] bpf(BPF_MAP_CREATE, NULL, 0 [pid 659] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_MAP_CREATE, NULL, 72 [pid 658] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_PROG_LOAD, NULL, 0 [pid 657] <... futex resumed>) = 0 [pid 659] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 657] <... futex resumed>) = 0 [pid 660] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 659] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [ 32.889938][ T655] loop2: detected capacity change from 0 to 40427 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] poll(NULL, 0, 8 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = 1 [pid 657] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 658] <... futex resumed>) = 0 [pid 660] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 660] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... socket resumed>) = 4 [pid 658] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 0 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] bpf(BPF_MAP_CREATE, NULL, 72 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 658] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = 0 [pid 658] <... futex resumed>) = 1 [pid 660] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = 0 [pid 658] <... futex resumed>) = 1 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = 0 [pid 658] <... futex resumed>) = 1 [pid 660] poll(NULL, 0, 8 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] <... poll resumed>) = 0 (Timeout) [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 657] <... futex resumed>) = 0 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] <... futex resumed>) = 0 [pid 659] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 657] <... futex resumed>) = 0 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] <... futex resumed>) = 0 [pid 660] <... poll resumed>) = 0 (Timeout) [pid 659] memfd_create("syzkaller", 0 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 659] <... memfd_create resumed>) = 5 [pid 658] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 659] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... mmap resumed>) = 0x7f25c0ae5000 [pid 658] <... futex resumed>) = 0 [pid 655] <... close resumed>) = 0 [pid 660] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 655] mkdir("./file4", 0777 [pid 660] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 655] <... mkdir resumed>) = 0 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 660] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... write resumed>) = 20699119 [pid 660] <... futex resumed>) = 0 [pid 658] <... futex resumed>) = 1 [pid 654] munmap(0x7f25c0ae5000, 138412032 [pid 660] memfd_create("syzkaller", 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 660] <... memfd_create resumed>) = 5 [pid 660] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 654] <... munmap resumed>) = 0 [pid 654] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 654] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 654] close(5) = 0 [pid 654] close(6 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./10/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./10/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./10/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./10/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./10") = 0 [pid 296] mkdir("./11", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 662 ./strace-static-x86_64: Process 662 attached [pid 662] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 662] chdir("./11") = 0 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 662] setpgid(0, 0) = 0 [ 32.968025][ T655] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 32.986961][ T654] loop3: detected capacity change from 0 to 40427 [ 32.986980][ T655] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 32.987168][ T655] F2FS-fs (loop2): fault_injection options not supported [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"executing program ) = 0 [pid 662] write(1, "executing program\n", 18) = 18 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 662] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[663]}, 88) = 663 [pid 662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119./strace-static-x86_64: Process 663 attached [pid 663] set_robust_list(0x7f25c8f059a0, 24 [pid 654] <... close resumed>) = 0 [pid 663] <... set_robust_list resumed>) = 0 [pid 654] mkdir("./file4", 0777 [pid 663] rt_sigprocmask(SIG_SETMASK, [], [pid 654] <... mkdir resumed>) = 0 [pid 663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 654] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... bpf resumed>) = 3 [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] <... futex resumed>) = 0 [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 663] <... futex resumed>) = 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 663] bpf(BPF_MAP_CREATE, NULL, 72 [pid 662] <... futex resumed>) = 0 [pid 663] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 663] <... futex resumed>) = 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 662] <... futex resumed>) = 0 [pid 663] poll(NULL, 0, 8 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... poll resumed>) = 0 (Timeout) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] memfd_create("syzkaller", 0 [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... memfd_create resumed>) = 5 [pid 662] <... futex resumed>) = 0 [pid 663] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 663] <... mmap resumed>) = 0x7f25c0ae5000 [ 33.040141][ T655] F2FS-fs (loop2): fault_type options not supported [ 33.059026][ T655] F2FS-fs (loop2): invalid crc value [ 33.096082][ T655] F2FS-fs (loop2): Found nat_bits in checkpoint [ 33.100105][ T654] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 33.115823][ T654] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 33.134494][ T654] F2FS-fs (loop3): fault_injection options not supported [pid 659] <... write resumed>) = 20699119 [pid 659] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 659] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 659] ioctl(6, LOOP_SET_FD, 5 [pid 660] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 659] <... ioctl resumed>) = 0 [pid 659] close(5) = 0 [ 33.144659][ T654] F2FS-fs (loop3): fault_type options not supported [ 33.159379][ T654] F2FS-fs (loop3): invalid crc value [ 33.165226][ T659] loop4: detected capacity change from 0 to 40427 [ 33.182626][ T655] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 33.189981][ T654] F2FS-fs (loop3): Found nat_bits in checkpoint [pid 659] close(6) = 0 [pid 659] mkdir("./file4", 0777 [pid 655] <... mount resumed>) = 0 [pid 655] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 655] chdir("./file4" [pid 659] <... mkdir resumed>) = 0 [pid 659] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 655] <... chdir resumed>) = 0 [pid 655] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 655] ioctl(6, LOOP_CLR_FD) = 0 [pid 655] close(6) = 0 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [pid 655] fspick(AT_FDCWD, ".", 0) = 6 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [pid 655] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 660] <... write resumed>) = 20699119 [pid 655] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [pid 655] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [ 33.208998][ T655] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 33.230372][ T655] F2FS-fs (loop2): switch discard_unit option is not allowed [ 33.248759][ T655] handle_bad_sector: 44 callbacks suppressed [pid 655] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 663] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 660] munmap(0x7f25c0ae5000, 138412032 [pid 655] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [pid 655] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [pid 655] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 655] <... futex resumed>) = 1 [pid 655] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 655] <... futex resumed>) = 1 [pid 655] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 655] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 653] exit_group(0) = ? [pid 655] <... futex resumed>) = ? [pid 655] +++ exited with 0 +++ [pid 653] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=653, si_uid=0, si_status=0, si_utime=2, si_stime=22} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 660] <... munmap resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./11/binderfs") = 0 [pid 297] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 660] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [ 33.248774][ T655] attempt to access beyond end of device [ 33.248774][ T655] loop2: rw=2049, want=53256, limit=40427 [ 33.256021][ T654] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 33.276297][ T659] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 33.283609][ T297] attempt to access beyond end of device [ 33.283609][ T297] loop2: rw=2049, want=45104, limit=40427 [ 33.290808][ T659] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 33.303183][ T660] loop0: detected capacity change from 0 to 40427 [pid 660] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 660] close(5) = 0 [pid 660] close(6 [pid 654] <... mount resumed>) = 0 [pid 654] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 654] chdir("./file4") = 0 [pid 654] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 654] ioctl(6, LOOP_CLR_FD) = 0 [pid 654] close(6) = 0 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 654] fspick(AT_FDCWD, ".", 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... fspick resumed>) = 6 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 654] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 654] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... open resumed>) = 7 [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 654] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [ 33.316158][ T659] F2FS-fs (loop4): fault_injection options not supported [ 33.323169][ T659] F2FS-fs (loop4): fault_type options not supported [ 33.330038][ T654] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 33.338895][ T659] F2FS-fs (loop4): invalid crc value [ 33.347163][ T654] F2FS-fs (loop3): switch discard_unit option is not allowed [ 33.356086][ T659] F2FS-fs (loop4): Found nat_bits in checkpoint [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... close resumed>) = 0 [pid 660] mkdir("./file4", 0777) = 0 [pid 660] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 663] <... write resumed>) = 20699119 [pid 663] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 663] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 663] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 663] close(5) = 0 [pid 663] close(6 [pid 654] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 654] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 654] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 654] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 652] exit_group(0 [pid 654] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 (errno 18446744073709551414) [pid 652] <... exit_group resumed>) = ? [pid 654] +++ exited with 0 +++ [pid 652] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=652, si_uid=0, si_status=0, si_utime=6, si_stime=18} --- [ 33.367552][ T654] attempt to access beyond end of device [ 33.367552][ T654] loop3: rw=2049, want=53256, limit=40427 [ 33.385045][ T663] loop1: detected capacity change from 0 to 40427 [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 659] <... mount resumed>) = 0 [pid 659] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 659] chdir("./file4") = 0 [pid 659] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 659] ioctl(6, LOOP_CLR_FD) = 0 [pid 659] close(6) = 0 [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... close resumed>) = 0 [pid 663] mkdir("./file4", 0777) = 0 [pid 663] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 659] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = 1 [pid 659] fspick(AT_FDCWD, ".", 0) = 6 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = 1 [ 33.408024][ T659] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 33.416479][ T659] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 33.423947][ T660] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 33.424885][ T298] attempt to access beyond end of device [ 33.424885][ T298] loop3: rw=2049, want=45104, limit=40427 [ 33.442126][ T660] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 33.447037][ T663] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [pid 659] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... umount2 resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 657] <... futex resumed>) = 1 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./11/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./11/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./11/file4" [pid 659] <... futex resumed>) = 0 [pid 659] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 297] <... rmdir resumed>) = 0 [pid 657] <... futex resumed>) = 0 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] getdents64(3, [pid 659] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = 1 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [ 33.458320][ T659] F2FS-fs (loop4): switch discard_unit option is not allowed [ 33.468747][ T660] F2FS-fs (loop0): fault_injection options not supported [ 33.475589][ T660] F2FS-fs (loop0): fault_type options not supported [ 33.476180][ T663] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 33.496988][ T660] F2FS-fs (loop0): invalid crc value [pid 659] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] close(3) = 0 [pid 297] rmdir("./11") = 0 [pid 297] mkdir("./12", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 659] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] <... futex resumed>) = 0 [pid 297] ioctl(3, LOOP_CLR_FD [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 657] <... futex resumed>) = 1 [pid 297] close(3 [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... close resumed>) = 0 [pid 659] sendfile(-1, -1, NULL, 281483568746501 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 659] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 679 attached [pid 659] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = 1 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 679 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 657] <... futex resumed>) = 0 [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] <... futex resumed>) = 0 [pid 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] <... futex resumed>) = 0 [pid 657] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 657] <... futex resumed>) = 0 [pid 659] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 659] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 659] <... futex resumed>) = 0 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 659] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] exit_group(0 [pid 659] <... futex resumed>) = ? [pid 657] <... exit_group resumed>) = ? [pid 659] +++ exited with 0 +++ [pid 679] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 679] chdir("./12") = 0 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 657] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=2, si_stime=17} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./11/binderfs") = 0 [pid 299] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 679] <... prctl resumed>) = 0 [ 33.503379][ T659] attempt to access beyond end of device [ 33.503379][ T659] loop4: rw=2049, want=53256, limit=40427 [ 33.507571][ T663] F2FS-fs (loop1): fault_injection options not supported [ 33.523632][ T660] F2FS-fs (loop0): Found nat_bits in checkpoint [ 33.527881][ T663] F2FS-fs (loop1): fault_type options not supported [ 33.546640][ T663] F2FS-fs (loop1): invalid crc value [pid 679] setpgid(0, 0executing program ) = 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 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 679] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[683]}, 88) = 683 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 683 attached [pid 683] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 0 [pid 683] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... bpf resumed>) = 0 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 679] <... futex resumed>) = 0 [pid 683] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] bpf(BPF_MAP_CREATE, NULL, 0 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] <... mount resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 679] <... futex resumed>) = 0 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... openat resumed>) = 5 [pid 683] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 660] chdir("./file4" [pid 683] <... socket resumed>) = 4 [pid 660] <... chdir resumed>) = 0 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 683] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 660] <... openat resumed>) = 6 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] bpf(BPF_MAP_CREATE, NULL, 72 [pid 679] <... futex resumed>) = 0 [pid 660] ioctl(6, LOOP_CLR_FD [pid 683] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... ioctl resumed>) = 0 [pid 683] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 660] close(6 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] bpf(BPF_PROG_LOAD, NULL, 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 660] <... close resumed>) = 0 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = 1 [pid 658] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] fspick(AT_FDCWD, ".", 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 658] <... futex resumed>) = 0 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] <... fspick resumed>) = 6 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] poll(NULL, 0, 8 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = 0 [pid 660] <... futex resumed>) = 1 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 660] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 33.554333][ T299] attempt to access beyond end of device [ 33.554333][ T299] loop4: rw=2049, want=45104, limit=40427 [ 33.564699][ T660] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 33.572775][ T660] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 33.591399][ T663] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... poll resumed>) = 0 (Timeout) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 683] memfd_create("syzkaller", 0) = 5 [pid 683] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 660] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 658] <... futex resumed>) = 0 [pid 660] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... open resumed>) = 7 [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 660] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 660] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 658] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 658] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 660] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 658] exit_group(0) = ? [ 33.611966][ T660] F2FS-fs (loop0): switch discard_unit option is not allowed [ 33.645059][ T660] attempt to access beyond end of device [ 33.645059][ T660] loop0: rw=2049, want=53256, limit=40427 [pid 660] +++ exited with 0 +++ [pid 658] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=658, si_uid=0, si_status=0, si_utime=4, si_stime=19} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./11/binderfs") = 0 [pid 295] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 663] <... mount resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./11/file4", [pid 663] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 663] <... openat resumed>) = 5 [pid 298] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 663] chdir("./file4" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./11/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 663] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 298] <... openat resumed>) = 4 [pid 663] <... openat resumed>) = 6 [pid 298] newfstatat(4, "", [pid 663] ioctl(6, LOOP_CLR_FD [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 663] <... ioctl resumed>) = 0 [pid 663] close(6 [pid 298] getdents64(4, [pid 663] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(4, [pid 663] <... futex resumed>) = 1 [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] close(4 [pid 662] <... futex resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 683] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 298] rmdir("./11/file4" [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rmdir resumed>) = 0 [pid 663] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 663] fspick(AT_FDCWD, ".", 0 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 663] <... fspick resumed>) = 6 [pid 298] close(3 [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... close resumed>) = 0 [pid 663] <... futex resumed>) = 1 [pid 662] <... futex resumed>) = 0 [pid 298] rmdir("./11" [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 662] <... futex resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 663] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] mkdir("./12", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 663] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 686 [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... open resumed>) = 7 [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 662] <... futex resumed>) = 0 [ 33.694974][ T663] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 33.702168][ T663] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 33.702197][ T295] attempt to access beyond end of device [ 33.702197][ T295] loop0: rw=2049, want=45104, limit=40427 [ 33.732513][ T663] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 686 attached [pid 686] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 686] chdir("./12") = 0 [pid 686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 686] setpgid(0, 0) = 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 executing program [pid 686] symlink("/dev/binderfs", "./binderfs") = 0 [pid 686] write(1, "executing program\n", 18) = 18 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 686] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 686] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[687]}, 88) = 687 [pid 686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./11/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./11/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./11/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./11"./strace-static-x86_64: Process 687 attached ) = 0 [pid 299] mkdir("./12", 0777 [pid 687] set_robust_list(0x7f25c8f059a0, 24 [pid 663] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 687] <... set_robust_list resumed>) = 0 [pid 687] rt_sigprocmask(SIG_SETMASK, [], [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 663] <... futex resumed>) = 1 [pid 662] <... futex resumed>) = 0 [pid 687] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 663] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 662] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 663] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 663] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 662] <... futex resumed>) = 0 [pid 663] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] exit_group(0 [pid 663] <... futex resumed>) = ? [pid 662] <... exit_group resumed>) = ? [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] +++ exited with 0 +++ [pid 662] +++ exited with 0 +++ [pid 687] <... futex resumed>) = 0 [pid 687] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=662, si_uid=0, si_status=0, si_utime=4, si_stime=19} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 687] <... bpf resumed>) = 3 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 686] <... futex resumed>) = 0 [pid 687] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = 0 [pid 686] <... futex resumed>) = 1 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] <... futex resumed>) = 0 [pid 687] bpf(BPF_MAP_CREATE, NULL, 72 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] <... futex resumed>) = 0 [pid 687] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 687] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 686] <... futex resumed>) = 0 [pid 687] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... futex resumed>) = 0 [pid 686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] poll(NULL, 0, 8 [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... mkdir resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 33.758705][ T663] attempt to access beyond end of device [ 33.758705][ T663] loop1: rw=2049, want=53256, limit=40427 [pid 296] unlink("./11/binderfs") = 0 [pid 296] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 687] <... poll resumed>) = 0 (Timeout) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] <... futex resumed>) = 0 [pid 687] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 687] <... futex resumed>) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... openat resumed>) = 3 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] <... futex resumed>) = 0 [pid 299] ioctl(3, LOOP_CLR_FD [pid 687] memfd_create("syzkaller", 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 687] <... memfd_create resumed>) = 5 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 687] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 299] close(3 [pid 683] <... write resumed>) = 20699119 [pid 299] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 688 ./strace-static-x86_64: Process 688 attached [pid 688] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 688] chdir("./12") = 0 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 688] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 688] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 688] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[689]}, 88) = 689 [pid 688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] munmap(0x7f25c0ae5000, 138412032) = 0 ./strace-static-x86_64: Process 689 attached [pid 683] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 689] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 683] <... openat resumed>) = 6 [pid 689] rt_sigprocmask(SIG_SETMASK, [], [pid 683] ioctl(6, LOOP_SET_FD, 5 [pid 689] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 33.799558][ T296] attempt to access beyond end of device [ 33.799558][ T296] loop1: rw=2049, want=45104, limit=40427 [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 683] <... ioctl resumed>) = 0 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] close(5 [pid 689] <... futex resumed>) = 1 [pid 683] <... close resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] <... futex resumed>) = 0 [pid 683] close(6 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 689] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... bpf resumed>) = 3 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] <... futex resumed>) = 0 [pid 689] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] <... futex resumed>) = 0 [pid 689] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 689] bpf(BPF_MAP_CREATE, NULL, 0 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] <... futex resumed>) = 0 [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 689] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... socket resumed>) = 4 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] <... futex resumed>) = 0 [pid 689] bpf(BPF_MAP_CREATE, NULL, 72 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] poll(NULL, 0, 8) = 0 (Timeout) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 688] <... futex resumed>) = 0 [pid 689] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 689] memfd_create("syzkaller", 0) = 5 [pid 689] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 33.842889][ T683] loop2: detected capacity change from 0 to 40427 [pid 683] <... close resumed>) = 0 [pid 683] mkdir("./file4", 0777) = 0 [pid 683] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 687] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./11/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./11/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./11/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./11") = 0 [pid 295] mkdir("./12", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./11/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./11/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./11/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... openat resumed>) = 4 [pid 296] newfstatat(4, "", [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 691 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./11/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./11") = 0 [pid 296] mkdir("./12", 0777) = 0 [ 33.940418][ T683] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 33.956044][ T683] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 33.977663][ T683] F2FS-fs (loop2): fault_injection options not supported [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 691 attached [pid 691] set_robust_list(0x55555b91c6a0, 24 [pid 296] <... openat resumed>) = 3 [pid 691] <... set_robust_list resumed>) = 0 [pid 691] chdir("./12" [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 692 [pid 691] <... chdir resumed>) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 691] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 692 attached [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" [pid 692] set_robust_list(0x55555b91c6a0, 24 [pid 691] <... symlink resumed>) = 0 executing program [pid 691] write(1, "executing program\n", 18) = 18 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 691] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 691] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 692] <... set_robust_list resumed>) = 0 [pid 691] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 692] chdir("./12" [pid 691] <... clone3 resumed> => {parent_tid=[695]}, 88) = 695 [pid 691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 692] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 695 attached [pid 689] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 692] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 692] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 692] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[696]}, 88) = 696 [pid 692] rt_sigprocmask(SIG_SETMASK, [], [pid 695] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 695] rt_sigprocmask(SIG_SETMASK, [], [pid 692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... write resumed>) = 20699119 ./strace-static-x86_64: Process 696 attached [pid 696] set_robust_list(0x7f25c8f059a0, 24 [pid 695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 691] <... futex resumed>) = 0 [pid 695] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... bpf resumed>) = 3 [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 691] <... futex resumed>) = 0 [pid 695] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... bpf resumed>) = 0 [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 696] <... set_robust_list resumed>) = 0 [pid 696] rt_sigprocmask(SIG_SETMASK, [], [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 691] <... futex resumed>) = 0 [pid 695] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] bpf(BPF_MAP_CREATE, NULL, 0 [pid 691] <... futex resumed>) = 0 [pid 695] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 691] <... futex resumed>) = 0 [pid 695] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 691] <... futex resumed>) = 0 [pid 695] <... socket resumed>) = 4 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 687] munmap(0x7f25c0ae5000, 138412032 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... munmap resumed>) = 0 [pid 696] <... futex resumed>) = 1 [pid 695] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 691] <... futex resumed>) = 0 [pid 695] bpf(BPF_MAP_CREATE, NULL, 72 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 696] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 695] <... futex resumed>) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 691] <... futex resumed>) = 0 [pid 695] bpf(BPF_PROG_LOAD, NULL, 0 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 687] <... openat resumed>) = 6 [pid 695] <... futex resumed>) = 1 [pid 691] <... futex resumed>) = 0 [ 34.005631][ T683] F2FS-fs (loop2): fault_type options not supported [ 34.016487][ T683] F2FS-fs (loop2): invalid crc value [ 34.044648][ T683] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 696] bpf(BPF_MAP_CREATE, NULL, 72 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] ioctl(6, LOOP_SET_FD, 5 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 691] <... futex resumed>) = 0 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 695] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 1 [pid 695] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 691] <... futex resumed>) = 0 [pid 695] poll(NULL, 0, 8 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] bpf(BPF_PROG_LOAD, NULL, 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 692] <... futex resumed>) = 0 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 0 [pid 692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 696] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 692] <... futex resumed>) = 0 [pid 696] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 696] poll(NULL, 0, 8 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... poll resumed>) = 0 (Timeout) [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 691] <... futex resumed>) = 0 [pid 695] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] memfd_create("syzkaller", 0 [pid 691] <... futex resumed>) = 0 [pid 695] <... memfd_create resumed>) = 5 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 695] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 687] <... ioctl resumed>) = 0 [pid 687] close(5) = 0 [pid 687] close(6 [pid 696] <... poll resumed>) = 0 (Timeout) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 692] <... futex resumed>) = 0 [pid 696] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 696] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 692] <... futex resumed>) = 0 [pid 696] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 696] memfd_create("syzkaller", 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 696] <... memfd_create resumed>) = 5 [pid 696] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 34.063051][ T687] loop3: detected capacity change from 0 to 40427 [pid 689] <... write resumed>) = 20699119 [pid 689] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 689] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 689] ioctl(6, LOOP_SET_FD, 5 [pid 687] <... close resumed>) = 0 [pid 687] mkdir("./file4", 0777) = 0 [pid 687] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 689] <... ioctl resumed>) = 0 [pid 689] close(5) = 0 [pid 689] close(6 [pid 683] <... mount resumed>) = 0 [pid 683] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 683] chdir("./file4") = 0 [pid 683] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 683] ioctl(6, LOOP_CLR_FD) = 0 [pid 683] close(6) = 0 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] fspick(AT_FDCWD, ".", 0) = 6 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 683] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [ 34.147280][ T683] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 34.154547][ T689] loop4: detected capacity change from 0 to 40427 [ 34.157225][ T687] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 34.165999][ T683] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 34.175784][ T687] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 34.186608][ T683] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... open resumed>) = 7 [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 683] <... futex resumed>) = 0 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 683] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] <... futex resumed>) = 0 [pid 683] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 679] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 683] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 683] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] exit_group(0) = ? [pid 683] <... futex resumed>) = ? [pid 683] +++ exited with 0 +++ [pid 679] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=5, si_stime=15} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./12/binderfs") = 0 [pid 297] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 689] <... close resumed>) = 0 [pid 689] mkdir("./file4", 0777) = 0 [ 34.194321][ T687] F2FS-fs (loop3): fault_injection options not supported [ 34.216873][ T687] F2FS-fs (loop3): fault_type options not supported [ 34.237198][ T687] F2FS-fs (loop3): invalid crc value [pid 689] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 696] <... write resumed>) = 20699119 [ 34.252697][ T689] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 34.265277][ T689] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 34.274122][ T687] F2FS-fs (loop3): Found nat_bits in checkpoint [ 34.294241][ T689] F2FS-fs (loop4): fault_injection options not supported [pid 696] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 696] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 696] ioctl(6, LOOP_SET_FD, 5 [pid 695] <... write resumed>) = 20699119 [pid 695] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 695] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 695] ioctl(6, LOOP_SET_FD, 5 [pid 696] <... ioctl resumed>) = 0 [pid 695] <... ioctl resumed>) = 0 [pid 695] close(5) = 0 [pid 695] close(6 [pid 696] close(5) = 0 [pid 696] close(6 [pid 695] <... close resumed>) = 0 [ 34.314567][ T689] F2FS-fs (loop4): fault_type options not supported [ 34.336126][ T689] F2FS-fs (loop4): invalid crc value [ 34.336949][ T696] loop1: detected capacity change from 0 to 40427 [ 34.348369][ T689] F2FS-fs (loop4): Found nat_bits in checkpoint [ 34.356811][ T695] loop0: detected capacity change from 0 to 40427 [pid 695] mkdir("./file4", 0777) = 0 [pid 695] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 687] <... mount resumed>) = 0 [pid 687] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 297] newfstatat(AT_FDCWD, "./12/file4", [pid 687] chdir("./file4") = 0 [pid 687] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 687] ioctl(6, LOOP_CLR_FD [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 687] <... ioctl resumed>) = 0 [pid 687] close(6) = 0 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = 0 [pid 696] <... close resumed>) = 0 [pid 297] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 696] mkdir("./file4", 0777 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 696] <... mkdir resumed>) = 0 [pid 686] <... futex resumed>) = 0 [pid 696] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... futex resumed>) = 1 [pid 687] fspick(AT_FDCWD, ".", 0) = 6 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... futex resumed>) = 1 [ 34.369633][ T687] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 34.377537][ T695] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 34.384361][ T695] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 34.386058][ T687] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 34.399191][ T695] F2FS-fs (loop0): fault_injection options not supported [ 34.406811][ T695] F2FS-fs (loop0): fault_type options not supported [pid 687] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0executing program [pid 297] openat(AT_FDCWD, "./12/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./12/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./12") = 0 [pid 297] mkdir("./13", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 707 ./strace-static-x86_64: Process 707 attached [pid 707] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 707] chdir("./13") = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 707] setpgid(0, 0) = 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 [pid 707] write(1, "executing program\n", 18) = 18 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 707] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[708]}, 88) = 708 [pid 707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 708 attached [pid 708] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 687] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 687] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 687] <... open resumed>) = 7 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = 1 [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] bpf(BPF_PROG_LOAD, NULL, 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = 0 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] sendfile(-1, -1, NULL, 281483568746501 [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 687] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 687] <... futex resumed>) = 1 [pid 686] <... futex resumed>) = 0 [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] poll(NULL, 0, 8 [pid 707] <... futex resumed>) = 0 [pid 687] sendmsg(4, NULL, 0 [pid 686] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] <... futex resumed>) = 0 [pid 687] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 687] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] <... futex resumed>) = 0 [pid 686] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = 0 [pid 686] <... futex resumed>) = 1 [pid 687] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 686] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 687] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 687] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 686] <... futex resumed>) = 0 [pid 687] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 686] exit_group(0 [pid 687] <... futex resumed>) = ? [pid 686] <... exit_group resumed>) = ? [pid 687] +++ exited with 0 +++ [pid 689] <... mount resumed>) = 0 [pid 689] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 686] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=686, si_uid=0, si_status=0, si_utime=4, si_stime=15} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 689] <... openat resumed>) = 5 [pid 689] chdir("./file4") = 0 [pid 689] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 689] ioctl(6, LOOP_CLR_FD) = 0 [pid 689] close(6) = 0 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] fspick(AT_FDCWD, ".", 0) = 6 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 708] <... poll resumed>) = 0 (Timeout) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 707] <... futex resumed>) = 0 [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 708] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 707] <... futex resumed>) = 0 [pid 708] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 0 [pid 707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] memfd_create("syzkaller", 0 [pid 707] <... futex resumed>) = 0 [pid 708] <... memfd_create resumed>) = 5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 708] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 298] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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 [ 34.416441][ T695] F2FS-fs (loop0): invalid crc value [ 34.418138][ T687] F2FS-fs (loop3): switch discard_unit option is not allowed [ 34.430849][ T689] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 34.438558][ T695] F2FS-fs (loop0): Found nat_bits in checkpoint [ 34.439934][ T689] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 298] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 689] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 34.475322][ T696] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 34.496065][ T696] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 34.504108][ T689] F2FS-fs (loop4): switch discard_unit option is not allowed [ 34.511674][ T30] kauditd_printk_skb: 7 callbacks suppressed [pid 689] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 688] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] <... futex resumed>) = 0 [ 34.511684][ T30] audit: type=1400 audit(1732414860.835:83): avc: denied { remove_name } for pid=83 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 34.516929][ T696] F2FS-fs (loop1): fault_injection options not supported [ 34.518620][ T30] audit: type=1400 audit(1732414860.835:84): avc: denied { rename } for pid=83 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 34.539794][ T696] F2FS-fs (loop1): fault_type options not supported [pid 689] <... futex resumed>) = 0 [pid 688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] <... mmap resumed>) = 0x7f25c8ec4000 [pid 688] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 688] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[714]}, 88) = 714 [pid 688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 688] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 714 attached [pid 714] set_robust_list(0x7f25c8ee49a0, 24) = 0 [pid 714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 714] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 714] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] <... futex resumed>) = 0 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 689] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 714] <... futex resumed>) = 1 [pid 689] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 689] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 689] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 708] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 689] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 714] futex(0x7f25c8fd7718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... mount resumed>) = 0 [pid 695] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 695] chdir("./file4") = 0 [pid 695] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 695] ioctl(6, LOOP_CLR_FD) = 0 [pid 695] close(6) = 0 [pid 689] <... futex resumed>) = 1 [pid 688] <... futex resumed>) = 0 [pid 688] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... futex resumed>) = 1 [pid 695] fspick(AT_FDCWD, ".", 0 [pid 689] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... fspick resumed>) = 6 [pid 689] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = 1 [pid 691] <... futex resumed>) = 0 [pid 689] <... futex resumed>) = 1 [pid 688] <... futex resumed>) = 0 [ 34.574907][ T695] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 34.575634][ T696] F2FS-fs (loop1): invalid crc value [ 34.596096][ T695] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 34.609208][ T696] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 689] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 695] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] exit_group(0 [pid 714] <... futex resumed>) = ? [pid 691] <... futex resumed>) = 0 [pid 689] <... futex resumed>) = ? [pid 688] <... exit_group resumed>) = ? [pid 714] +++ exited with 0 +++ [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] +++ exited with 0 +++ [pid 688] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=688, si_uid=0, si_status=0, si_utime=3, si_stime=21} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./12/binderfs") = 0 [pid 299] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = 0 [pid 691] <... futex resumed>) = 1 [pid 695] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... open resumed>) = 7 [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = 0 [pid 691] <... futex resumed>) = 1 [pid 695] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 695] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = 0 [pid 691] <... futex resumed>) = 1 [pid 695] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] sendmsg(4, NULL, 0 [pid 691] <... futex resumed>) = 0 [pid 695] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 691] <... futex resumed>) = 0 [pid 695] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 691] <... futex resumed>) = 0 [pid 695] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 691] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 695] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 0 [pid 691] exit_group(0) = ? [pid 695] +++ exited with 0 +++ [pid 691] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=4, si_stime=16} --- [pid 295] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./12/binderfs") = 0 [pid 295] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] <... write resumed>) = 20699119 [pid 708] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 708] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [ 34.630780][ T695] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 708] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 708] close(5) = 0 [pid 708] close(6 [pid 298] <... umount2 resumed>) = 0 [pid 696] <... mount resumed>) = 0 [pid 298] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 696] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 696] <... openat resumed>) = 5 [pid 298] newfstatat(AT_FDCWD, "./12/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 696] chdir("./file4") = 0 [pid 298] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 696] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 696] <... openat resumed>) = 6 [pid 298] openat(AT_FDCWD, "./12/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 696] ioctl(6, LOOP_CLR_FD) = 0 [pid 298] newfstatat(4, "", [pid 696] close(6 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 696] <... close resumed>) = 0 [pid 298] getdents64(4, [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 696] fspick(AT_FDCWD, ".", 0) = 6 [pid 298] getdents64(4, [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 1 [pid 298] close(4 [pid 696] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./12/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./12") = 0 [pid 298] mkdir("./13", 0777) = 0 [ 34.692140][ T708] loop2: detected capacity change from 0 to 40427 [ 34.723367][ T696] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 34.730253][ T696] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 718 ./strace-static-x86_64: Process 718 attached [pid 718] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 718] chdir("./13") = 0 [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 718] setpgid(0, 0) = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 696] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 718] write(3, "1000", 4 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... write resumed>) = 4 [pid 696] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 718] close(3) = 0 [pid 718] symlink("/dev/binderfs", "./binderfs" [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 692] <... futex resumed>) = 0 [pid 718] <... symlink resumed>) = 0 [pid 718] write(1, "executing program\n", 18executing program ) = 18 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] <... rt_sigaction resumed>NULL, 8) = 0 [pid 718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 718] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 696] <... open resumed>) = 7 [pid 718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... clone3 resumed> => {parent_tid=[719]}, 88) = 719 [pid 696] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 718] rt_sigprocmask(SIG_SETMASK, [], [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 719 attached [pid 719] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 696] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 719] <... bpf resumed>) = 3 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 696] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 719] <... bpf resumed>) = 0 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 719] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] sendfile(-1, -1, NULL, 281483568746501 [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 696] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 719] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] sendmsg(4, NULL, 0 [pid 719] <... futex resumed>) = 1 [pid 719] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [ 34.739986][ T696] F2FS-fs (loop1): switch discard_unit option is not allowed [ 34.758577][ T708] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 34.776048][ T708] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 719] poll(NULL, 0, 8 [pid 708] <... close resumed>) = 0 [pid 696] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 708] mkdir("./file4", 0777) = 0 [pid 708] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 719] <... poll resumed>) = 0 (Timeout) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 719] <... futex resumed>) = 1 [pid 719] memfd_create("syzkaller", 0) = 5 [pid 719] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 696] <... futex resumed>) = 1 [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 696] <... futex resumed>) = 1 [pid 696] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 696] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 692] exit_group(0) = ? [pid 696] <... futex resumed>) = ? [pid 696] +++ exited with 0 +++ [pid 692] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=692, si_uid=0, si_status=0, si_utime=4, si_stime=17} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./12/binderfs") = 0 [pid 296] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 295] <... umount2 resumed>) = 0 [pid 299] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./12/file4", [pid 295] newfstatat(AT_FDCWD, "./12/file4", [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./12/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] openat(AT_FDCWD, "./12/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 299] newfstatat(4, "", [pid 295] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] newfstatat(4, "", [pid 299] getdents64(4, [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 34.800119][ T708] F2FS-fs (loop2): fault_injection options not supported [ 34.826021][ T708] F2FS-fs (loop2): fault_type options not supported [ 34.837003][ T708] F2FS-fs (loop2): invalid crc value [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 295] getdents64(4, [pid 299] <... close resumed>) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./12/file4" [pid 295] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 299] getdents64(3, [pid 295] rmdir("./12/file4" [pid 299] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 299] close(3) = 0 [pid 295] getdents64(3, [pid 299] rmdir("./12" [pid 295] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 295] close(3 [pid 299] mkdir("./13", 0777 [pid 295] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 295] rmdir("./12" [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 295] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 295] mkdir("./13", 0777 [pid 299] ioctl(3, LOOP_CLR_FD [pid 295] <... mkdir resumed>) = 0 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 299] close(3) = 0 [pid 295] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 723 [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 724 ./strace-static-x86_64: Process 723 attached [pid 723] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 723] chdir("./13") = 0 [pid 723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 723] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 724 attached [pid 723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 724] set_robust_list(0x55555b91c6a0, 24 [pid 723] <... openat resumed>) = 3 [pid 723] write(3, "1000", 4) = 4 [pid 723] close(3) = 0 [pid 723] symlink("/dev/binderfs", "./binderfs" [pid 724] <... set_robust_list resumed>) = 0 [pid 724] chdir("./13" [pid 723] <... symlink resumed>) = 0 executing program [pid 723] write(1, "executing program\n", 18) = 18 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 719] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 723] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 723] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 724] <... chdir resumed>) = 0 [pid 723] <... clone3 resumed> => {parent_tid=[725]}, 88) = 725 [pid 723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 724] setpgid(0, 0) = 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 [pid 724] write(1, "executing program\n", 18executing program ) = 18 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 724] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 724] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[726]}, 88) = 726 [pid 724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 725 attached [pid 725] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 726 attached [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 725] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] <... futex resumed>) = 0 [pid 726] set_robust_list(0x7f25c8f059a0, 24 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... set_robust_list resumed>) = 0 [pid 725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] <... futex resumed>) = 0 [pid 726] rt_sigprocmask(SIG_SETMASK, [], [pid 725] bpf(BPF_MAP_CREATE, NULL, 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 725] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 726] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 726] <... futex resumed>) = 1 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 723] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 726] <... futex resumed>) = 0 [pid 723] <... futex resumed>) = 0 [pid 725] bpf(BPF_MAP_CREATE, NULL, 72 [pid 726] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 723] <... futex resumed>) = 0 [pid 726] <... bpf resumed>) = 3 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 726] <... futex resumed>) = 1 [pid 724] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 724] <... futex resumed>) = 0 [pid 726] <... bpf resumed>) = 0 [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = 0 [pid 724] <... futex resumed>) = 1 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] bpf(BPF_MAP_CREATE, NULL, 0 [pid 724] <... futex resumed>) = 0 [pid 726] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = 0 [pid 724] <... futex resumed>) = 1 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = 0 [pid 724] <... futex resumed>) = 1 [pid 726] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... socket resumed>) = 4 [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] bpf(BPF_MAP_CREATE, NULL, 72 [pid 725] bpf(BPF_PROG_LOAD, NULL, 0 [pid 724] <... futex resumed>) = 0 [pid 726] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] <... futex resumed>) = 1 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... futex resumed>) = 0 [pid 726] <... futex resumed>) = 0 [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 724] <... futex resumed>) = 1 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] bpf(BPF_PROG_LOAD, NULL, 0 [pid 725] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] <... futex resumed>) = 0 [pid 726] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... futex resumed>) = 0 [pid 723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] <... futex resumed>) = 1 [pid 725] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... futex resumed>) = 0 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] poll(NULL, 0, 8 [pid 724] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 724] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 724] <... futex resumed>) = 0 [pid 726] poll(NULL, 0, 8 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... poll resumed>) = 0 (Timeout) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 725] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 723] <... futex resumed>) = 0 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 34.866962][ T708] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 725] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... futex resumed>) = 0 [pid 723] <... futex resumed>) = 1 [pid 725] memfd_create("syzkaller", 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 725] <... memfd_create resumed>) = 5 [pid 725] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 726] <... poll resumed>) = 0 (Timeout) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 724] <... futex resumed>) = 0 [pid 726] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 724] <... futex resumed>) = 0 [pid 726] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 726] memfd_create("syzkaller", 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 726] <... memfd_create resumed>) = 5 [pid 726] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 708] <... mount resumed>) = 0 [pid 708] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 708] chdir("./file4") = 0 [pid 708] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 708] ioctl(6, LOOP_CLR_FD) = 0 [pid 708] close(6) = 0 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 707] <... futex resumed>) = 0 [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 708] fspick(AT_FDCWD, ".", 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... fspick resumed>) = 6 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 707] <... futex resumed>) = 0 [pid 708] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 708] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 34.976932][ T708] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 34.986019][ T708] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... write resumed>) = 20699119 [pid 719] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 719] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 719] ioctl(6, LOOP_SET_FD, 5 [pid 708] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 708] <... futex resumed>) = 1 [pid 708] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 708] <... futex resumed>) = 1 [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 708] <... futex resumed>) = 1 [pid 708] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = 0 [pid 708] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 707] exit_group(0) = ? [pid 708] <... futex resumed>) = ? [pid 708] +++ exited with 0 +++ [pid 707] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=6, si_stime=14} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./13/binderfs") = 0 [pid 297] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] <... ioctl resumed>) = 0 [pid 296] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 719] close(5) = 0 [pid 296] newfstatat(AT_FDCWD, "./12/file4", [pid 719] close(6 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./12/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./12/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./12/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./12") = 0 [pid 296] mkdir("./13", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 729 ./strace-static-x86_64: Process 729 attached [pid 729] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 729] chdir("./13") = 0 [pid 729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 729] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 729] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [ 35.019713][ T708] F2FS-fs (loop2): switch discard_unit option is not allowed [ 35.032959][ T719] loop3: detected capacity change from 0 to 40427 [pid 729] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 729] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[730]}, 88) = 730 [pid 729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 730 attached [pid 730] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 730] rt_sigprocmask(SIG_SETMASK, [], [pid 726] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 729] <... futex resumed>) = 1 [pid 730] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] poll(NULL, 0, 8 [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... close resumed>) = 0 [pid 719] mkdir("./file4", 0777) = 0 [pid 719] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 730] <... poll resumed>) = 0 (Timeout) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 729] <... futex resumed>) = 0 [pid 730] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 729] <... futex resumed>) = 0 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = 0 [pid 729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 730] memfd_create("syzkaller", 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... memfd_create resumed>) = 5 [pid 729] <... futex resumed>) = 0 [pid 730] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 730] <... mmap resumed>) = 0x7f25c0ae5000 [ 35.149064][ T719] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 35.160220][ T719] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [pid 725] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 726] <... write resumed>) = 20699119 [pid 726] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 726] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 726] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 725] <... write resumed>) = 20699119 [pid 726] close(5) = 0 [pid 725] munmap(0x7f25c0ae5000, 138412032 [pid 726] close(6) = 0 [pid 726] mkdir("./file4", 0777 [pid 725] <... munmap resumed>) = 0 [pid 726] <... mkdir resumed>) = 0 [pid 725] openat(AT_FDCWD, "/dev/loop4", O_RDWR [ 35.196068][ T719] F2FS-fs (loop3): fault_injection options not supported [ 35.219833][ T719] F2FS-fs (loop3): fault_type options not supported [ 35.227169][ T726] loop0: detected capacity change from 0 to 40427 [pid 726] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 725] <... openat resumed>) = 6 [pid 725] ioctl(6, LOOP_SET_FD, 5 [pid 297] <... umount2 resumed>) = 0 [pid 725] <... ioctl resumed>) = 0 [pid 730] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 297] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./13/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./13/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./13/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./13") = 0 [pid 297] mkdir("./14", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3 [pid 725] close(5) = 0 [pid 297] <... close resumed>) = 0 [pid 725] close(6 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 733 ./strace-static-x86_64: Process 733 attached [pid 733] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 733] chdir("./14") = 0 [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 733] setpgid(0, 0) = 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", 18executing program ) = 18 [ 35.240361][ T726] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 35.247975][ T725] loop4: detected capacity change from 0 to 40427 [ 35.254364][ T726] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 35.262429][ T719] F2FS-fs (loop3): invalid crc value [ 35.268392][ T726] F2FS-fs (loop0): fault_injection options not supported [ 35.275236][ T726] F2FS-fs (loop0): fault_type options not supported [ 35.283511][ T726] F2FS-fs (loop0): invalid crc value [pid 733] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 733] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[738]}, 88) = 738 [pid 733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = 0 [pid 725] mkdir("./file4", 0777./strace-static-x86_64: Process 738 attached [pid 738] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 725] <... mkdir resumed>) = 0 [pid 725] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 738] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 738] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 738] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 738] poll(NULL, 0, 8 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... poll resumed>) = 0 (Timeout) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 738] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 733] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 738] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 733] <... futex resumed>) = 0 [pid 738] memfd_create("syzkaller", 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 738] <... memfd_create resumed>) = 5 [pid 738] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 35.292144][ T719] F2FS-fs (loop3): Found nat_bits in checkpoint [ 35.292847][ T726] F2FS-fs (loop0): Found nat_bits in checkpoint [ 35.360422][ T725] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 35.369229][ T725] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 35.380185][ T726] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 35.386368][ T725] F2FS-fs (loop4): fault_injection options not supported [ 35.393886][ T719] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 35.396132][ T726] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 726] <... mount resumed>) = 0 [pid 726] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 726] chdir("./file4") = 0 [pid 726] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 726] ioctl(6, LOOP_CLR_FD) = 0 [pid 726] close(6) = 0 [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 726] fspick(AT_FDCWD, ".", 0) = 6 [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 726] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 726] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 726] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 726] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 726] sendmsg(4, NULL, 0 [pid 730] <... write resumed>) = 20699119 [pid 719] <... mount resumed>) = 0 [pid 726] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 719] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] munmap(0x7f25c0ae5000, 138412032 [pid 719] <... openat resumed>) = 5 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] chdir("./file4" [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 719] <... chdir resumed>) = 0 [pid 719] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 719] ioctl(6, LOOP_CLR_FD) = 0 [pid 719] close(6 [pid 726] <... futex resumed>) = 1 [pid 726] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 726] <... futex resumed>) = 1 [pid 726] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 726] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] <... futex resumed>) = 0 [pid 724] exit_group(0) = ? [pid 726] <... futex resumed>) = ? [pid 726] +++ exited with 0 +++ [pid 724] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=724, si_uid=0, si_status=0, si_utime=4, si_stime=18} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 730] <... munmap resumed>) = 0 [pid 719] <... close resumed>) = 0 [pid 730] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... restart_syscall resumed>) = 0 [pid 730] <... openat resumed>) = 6 [pid 719] <... futex resumed>) = 1 [pid 718] <... futex resumed>) = 0 [pid 730] ioctl(6, LOOP_SET_FD, 5 [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 295] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./13/binderfs") = 0 [ 35.401114][ T725] F2FS-fs (loop4): fault_type options not supported [ 35.419871][ T726] F2FS-fs (loop0): switch discard_unit option is not allowed [ 35.426629][ T719] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 35.434744][ T725] F2FS-fs (loop4): invalid crc value [pid 295] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] <... futex resumed>) = 0 [pid 719] fspick(AT_FDCWD, ".", 0 [pid 730] <... ioctl resumed>) = 0 [pid 730] close(5 [pid 719] <... fspick resumed>) = 6 [pid 730] <... close resumed>) = 0 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] close(6 [pid 719] <... futex resumed>) = 1 [pid 718] <... futex resumed>) = 0 [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 718] <... futex resumed>) = 0 [pid 719] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 738] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 718] <... futex resumed>) = 0 [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 719] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 718] <... futex resumed>) = 0 [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 719] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 719] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 719] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 718] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 719] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 719] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 719] <... futex resumed>) = 0 [pid 719] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] exit_group(0 [pid 719] <... futex resumed>) = ? [pid 718] <... exit_group resumed>) = ? [pid 719] +++ exited with 0 +++ [pid 718] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=718, si_uid=0, si_status=0, si_utime=7, si_stime=14} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 730] <... close resumed>) = 0 [pid 730] mkdir("./file4", 0777) = 0 [pid 730] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 298] <... restart_syscall resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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 [ 35.455085][ T730] loop1: detected capacity change from 0 to 40427 [ 35.466854][ T725] F2FS-fs (loop4): Found nat_bits in checkpoint [ 35.476680][ T719] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 298] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 725] <... mount resumed>) = 0 [pid 725] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 725] chdir("./file4") = 0 [pid 725] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 725] ioctl(6, LOOP_CLR_FD) = 0 [pid 725] close(6) = 0 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] fspick(AT_FDCWD, ".", 0) = 6 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 725] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... futex resumed>) = 0 [pid 725] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 725] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 725] <... futex resumed>) = 0 [pid 725] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 725] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 725] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 723] <... futex resumed>) = 0 [pid 723] exit_group(0) = ? [pid 725] +++ exited with 0 +++ [pid 723] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=723, si_uid=0, si_status=0, si_utime=7, si_stime=21} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./13/binderfs") = 0 [ 35.536484][ T725] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 35.543625][ T725] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 35.555028][ T725] F2FS-fs (loop4): switch discard_unit option is not allowed [ 35.560279][ T730] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 35.574756][ T730] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [pid 299] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./13/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./13/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./13/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./13") = 0 [pid 295] mkdir("./14", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 745 ./strace-static-x86_64: Process 745 attached [pid 745] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 745] chdir("./14") = 0 [pid 745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 745] setpgid(0, 0) = 0 executing program [pid 745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 738] <... write resumed>) = 20699119 [pid 745] <... openat resumed>) = 3 [pid 745] write(3, "1000", 4) = 4 [pid 745] close(3) = 0 [pid 745] symlink("/dev/binderfs", "./binderfs") = 0 [pid 745] write(1, "executing program\n", 18) = 18 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 745] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[746]}, 88) = 746 [pid 745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 738] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 738] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 738] close(5) = 0 [pid 738] close(6./strace-static-x86_64: Process 746 attached [pid 746] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 746] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 1 [pid 746] poll(NULL, 0, 8) = 0 (Timeout) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 746] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 745] <... futex resumed>) = 0 [pid 746] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 746] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 745] <... futex resumed>) = 0 [pid 746] memfd_create("syzkaller", 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 738] <... close resumed>) = 0 [pid 746] <... memfd_create resumed>) = 5 [pid 738] mkdir("./file4", 0777 [pid 746] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 738] <... mkdir resumed>) = 0 [pid 746] <... mmap resumed>) = 0x7f25c0ae5000 [ 35.617904][ T730] F2FS-fs (loop1): fault_injection options not supported [ 35.624782][ T730] F2FS-fs (loop1): fault_type options not supported [ 35.639178][ T730] F2FS-fs (loop1): invalid crc value [ 35.642363][ T738] loop2: detected capacity change from 0 to 40427 [ 35.657968][ T730] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 738] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./13/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./13/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./13") = 0 [pid 298] mkdir("./14", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 751 [ 35.716301][ T738] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 35.723067][ T738] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 35.753224][ T730] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 executing program ./strace-static-x86_64: Process 751 attached [pid 751] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 751] chdir("./14") = 0 [pid 751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 751] setpgid(0, 0) = 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 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 751] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[752]}, 88) = 752 [pid 751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 752 attached [pid 730] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 752] set_robust_list(0x7f25c8f059a0, 24 [pid 730] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 299] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 752] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 752] rt_sigprocmask(SIG_SETMASK, [], [pid 730] <... openat resumed>) = 5 [pid 299] newfstatat(AT_FDCWD, "./13/file4", [pid 752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 730] chdir("./file4" [pid 299] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 752] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 730] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 299] openat(AT_FDCWD, "./13/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 730] <... openat resumed>) = 6 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 730] ioctl(6, LOOP_CLR_FD [pid 299] <... openat resumed>) = 4 [pid 752] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] newfstatat(4, "", [pid 730] <... ioctl resumed>) = 0 [pid 752] <... bpf resumed>) = 3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] close(6 [pid 299] getdents64(4, [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 730] <... close resumed>) = 0 [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] getdents64(4, [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 730] <... futex resumed>) = 1 [pid 729] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 752] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] close(4 [pid 752] <... bpf resumed>) = 0 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 730] fspick(AT_FDCWD, ".", 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rmdir("./13/file4" [pid 730] <... fspick resumed>) = 6 [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rmdir resumed>) = 0 [pid 752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] getdents64(3, [pid 752] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 730] <... futex resumed>) = 1 [pid 729] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] close(3 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 752] <... futex resumed>) = 1 [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] <... futex resumed>) = 0 [pid 730] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rmdir("./13" [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... rmdir resumed>) = 0 [pid 752] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 730] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./14", 0777 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... mkdir resumed>) = 0 [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 730] <... futex resumed>) = 1 [pid 729] <... futex resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] ioctl(3, LOOP_CLR_FD [pid 729] <... futex resumed>) = 0 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] close(3 [pid 751] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [ 35.759185][ T738] F2FS-fs (loop2): fault_injection options not supported [ 35.760312][ T730] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 35.774557][ T738] F2FS-fs (loop2): fault_type options not supported [ 35.793378][ T738] F2FS-fs (loop2): invalid crc value [ 35.801177][ T730] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 752] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 730] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = 1 [pid 730] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = 1 [pid 730] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = 1 [pid 730] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 730] <... futex resumed>) = 1 [pid 730] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 729] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 729] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 730] <... futex resumed>) = 1 [pid 730] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 730] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 729] exit_group(0) = ? [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 756 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = ? [pid 752] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 730] +++ exited with 0 +++ [pid 752] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 729] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=729, si_uid=0, si_status=0, si_utime=6, si_stime=18} --- [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 296] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] poll(NULL, 0, 8 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", ./strace-static-x86_64: Process 756 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 756] set_robust_list(0x55555b91c6a0, 24 [pid 296] getdents64(3, [pid 756] <... set_robust_list resumed>) = 0 [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 756] chdir("./14" [pid 296] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 756] <... chdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] newfstatat(AT_FDCWD, "./13/binderfs", [pid 756] <... prctl resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 756] setpgid(0, 0 [pid 296] unlink("./13/binderfs" [pid 756] <... setpgid resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 752] <... poll resumed>) = 0 (Timeout) [pid 756] <... openat resumed>) = 3 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] write(3, "1000", 4 [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 756] <... write resumed>) = 4 [pid 752] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 756] close(3 [pid 752] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] <... close resumed>) = 0 [pid 752] <... futex resumed>) = 1 [pid 756] symlink("/dev/binderfs", "./binderfs" [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 752] memfd_create("syzkaller", 0 [pid 756] <... symlink resumed>) = 0 [pid 752] <... memfd_create resumed>) = 5 executing program [pid 756] write(1, "executing program\n", 18 [pid 752] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 756] <... write resumed>) = 18 [pid 752] <... mmap resumed>) = 0x7f25c0ae5000 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 756] <... futex resumed>) = 0 [pid 756] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 756] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 756] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 756] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 756] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[757]}, 88) = 757 [pid 756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 757 attached [pid 757] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 757] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 0 [pid 757] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 757] <... bpf resumed>) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 757] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 756] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... bpf resumed>) = -1 EFAULT (Bad address) [ 35.811931][ T738] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 757] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 0 [pid 757] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... socket resumed>) = 4 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] bpf(BPF_MAP_CREATE, NULL, 72 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] bpf(BPF_PROG_LOAD, NULL, 0 [pid 756] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] poll(NULL, 0, 8 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... poll resumed>) = 0 (Timeout) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 756] <... futex resumed>) = 0 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 757] memfd_create("syzkaller", 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... memfd_create resumed>) = 5 [pid 756] <... futex resumed>) = 0 [pid 757] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 757] <... mmap resumed>) = 0x7f25c0ae5000 [pid 738] <... mount resumed>) = 0 [pid 738] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 738] chdir("./file4") = 0 [pid 738] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 738] ioctl(6, LOOP_CLR_FD) = 0 [pid 738] close(6) = 0 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] fspick(AT_FDCWD, ".", 0) = 6 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 35.906298][ T738] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 35.923388][ T738] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [pid 738] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 746] <... write resumed>) = 20699119 [pid 738] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 746] munmap(0x7f25c0ae5000, 138412032 [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 738] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 738] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 733] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 738] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] exit_group(0) = ? [pid 746] <... munmap resumed>) = 0 [pid 738] +++ exited with 0 +++ [pid 733] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=733, si_uid=0, si_status=0, si_utime=4, si_stime=20} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 746] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 746] ioctl(6, LOOP_SET_FD, 5 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./14/binderfs") = 0 [pid 297] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = 0 [pid 746] <... ioctl resumed>) = 0 [pid 746] close(5) = 0 [pid 746] close(6 [pid 296] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./13/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./13/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./13/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./13/file4" [pid 752] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 296] <... rmdir resumed>) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./13") = 0 [pid 296] mkdir("./14", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 759 ./strace-static-x86_64: Process 759 attached [pid 759] set_robust_list(0x55555b91c6a0, 24) = 0 [ 35.955476][ T738] F2FS-fs (loop2): switch discard_unit option is not allowed [ 35.979857][ T746] loop0: detected capacity change from 0 to 40427 [pid 759] chdir("./14") = 0 [pid 759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 759] setpgid(0, 0) = 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 executing program [pid 759] write(1, "executing program\n", 18) = 18 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 759] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 759] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[761]}, 88) = 761 [pid 759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... close resumed>) = 0 [pid 746] mkdir("./file4", 0777) = 0 [pid 746] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"..../strace-static-x86_64: Process 761 attached [pid 761] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 761] rt_sigprocmask(SIG_SETMASK, [], [pid 757] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 761] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 759] <... futex resumed>) = 0 [pid 761] <... bpf resumed>) = 3 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... futex resumed>) = 1 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 759] <... futex resumed>) = 0 [pid 761] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] bpf(BPF_MAP_CREATE, NULL, 0 [pid 759] <... futex resumed>) = 0 [pid 761] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = 0 [pid 761] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... socket resumed>) = 4 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 761] bpf(BPF_MAP_CREATE, NULL, 72 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 759] <... futex resumed>) = 0 [pid 761] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] poll(NULL, 0, 8 [pid 752] <... write resumed>) = 20699119 [pid 759] <... futex resumed>) = 0 [ 36.057113][ T746] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 36.074672][ T746] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 36.090017][ T746] F2FS-fs (loop0): fault_injection options not supported [pid 752] munmap(0x7f25c0ae5000, 138412032 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... munmap resumed>) = 0 [pid 752] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 752] ioctl(6, LOOP_SET_FD, 5 [pid 761] <... poll resumed>) = 0 (Timeout) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = 0 [pid 761] memfd_create("syzkaller", 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 761] <... memfd_create resumed>) = 5 [pid 761] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 752] <... ioctl resumed>) = 0 [pid 761] <... mmap resumed>) = 0x7f25c0ae5000 [pid 752] close(5) = 0 [ 36.101133][ T746] F2FS-fs (loop0): fault_type options not supported [ 36.109679][ T752] loop3: detected capacity change from 0 to 40427 [ 36.118850][ T746] F2FS-fs (loop0): invalid crc value [pid 752] close(6) = 0 [pid 752] mkdir("./file4", 0777) = 0 [pid 752] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 757] <... write resumed>) = 20699119 [pid 757] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 757] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 757] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 757] close(5) = 0 [pid 757] close(6 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./14/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./14/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./14/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./14") = 0 [pid 297] mkdir("./15", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 765 ./strace-static-x86_64: Process 765 attached [pid 765] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 765] chdir("./15") = 0 [pid 765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 765] setpgid(0, 0) = 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 executing program [pid 765] write(1, "executing program\n", 18) = 18 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 765] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 765] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[766]}, 88) = 766 [pid 765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 766 attached [pid 766] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 766] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [pid 766] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... futex resumed>) = 1 [ 36.156676][ T746] F2FS-fs (loop0): Found nat_bits in checkpoint [ 36.180353][ T757] loop4: detected capacity change from 0 to 40427 [pid 766] poll(NULL, 0, 8) = 0 (Timeout) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 766] memfd_create("syzkaller", 0) = 5 [pid 766] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 761] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 757] <... close resumed>) = 0 [pid 757] mkdir("./file4", 0777) = 0 [ 36.229746][ T752] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 36.236932][ T752] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 36.244944][ T752] F2FS-fs (loop3): fault_injection options not supported [ 36.246988][ T757] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 36.266499][ T757] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [pid 757] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 746] <... mount resumed>) = 0 [pid 746] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [ 36.275146][ T757] F2FS-fs (loop4): fault_injection options not supported [ 36.276002][ T746] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 36.282248][ T757] F2FS-fs (loop4): fault_type options not supported [ 36.291970][ T752] F2FS-fs (loop3): fault_type options not supported [ 36.301969][ T757] F2FS-fs (loop4): invalid crc value [ 36.306781][ T752] F2FS-fs (loop3): invalid crc value [ 36.316091][ T746] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 746] chdir("./file4") = 0 [pid 746] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 746] ioctl(6, LOOP_CLR_FD) = 0 [pid 746] close(6) = 0 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] fspick(AT_FDCWD, ".", 0 [pid 745] <... futex resumed>) = 0 [pid 746] <... fspick resumed>) = 6 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 746] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 746] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 746] <... open resumed>) = 7 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 746] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 746] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 746] sendfile(-1, -1, NULL, 281483568746501 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 745] <... futex resumed>) = 0 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 0 [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 746] sendmsg(4, NULL, 0 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 745] <... futex resumed>) = 0 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... futex resumed>) = 0 [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 746] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 745] <... futex resumed>) = 0 [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 746] <... futex resumed>) = 0 [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 746] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 745] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 746] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = 0 [pid 746] <... futex resumed>) = 0 [pid 745] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 746] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 745] exit_group(0 [pid 746] <... futex resumed>) = ? [pid 745] <... exit_group resumed>) = ? [pid 746] +++ exited with 0 +++ [pid 745] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=745, si_uid=0, si_status=0, si_utime=5, si_stime=17} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, [pid 761] <... write resumed>) = 20699119 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 761] munmap(0x7f25c0ae5000, 138412032 [pid 295] unlink("./14/binderfs") = 0 [pid 295] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 761] <... munmap resumed>) = 0 [pid 761] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 36.329569][ T757] F2FS-fs (loop4): Found nat_bits in checkpoint [ 36.342330][ T746] F2FS-fs (loop0): switch discard_unit option is not allowed [ 36.366908][ T752] F2FS-fs (loop3): Found nat_bits in checkpoint [pid 761] ioctl(6, LOOP_SET_FD, 5 [pid 766] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 757] <... mount resumed>) = 0 [pid 761] <... ioctl resumed>) = 0 [pid 761] close(5) = 0 [pid 761] close(6 [pid 757] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 757] chdir("./file4") = 0 [pid 757] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 757] ioctl(6, LOOP_CLR_FD) = 0 [pid 757] close(6) = 0 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 757] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] <... futex resumed>) = 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 1 [pid 757] fspick(AT_FDCWD, ".", 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... fspick resumed>) = 6 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 757] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... open resumed>) = 7 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] sendfile(-1, -1, NULL, 281483568746501 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... futex resumed>) = 0 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 757] sendmsg(4, NULL, 0 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 757] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... futex resumed>) = 0 [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 757] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 756] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 1 [pid 757] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 757] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 757] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 756] exit_group(0 [pid 757] <... futex resumed>) = ? [pid 756] <... exit_group resumed>) = ? [pid 757] +++ exited with 0 +++ [pid 756] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=756, si_uid=0, si_status=0, si_utime=8, si_stime=15} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./14/binderfs") = 0 [ 36.400805][ T761] loop1: detected capacity change from 0 to 40427 [ 36.407587][ T757] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 36.416090][ T757] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 36.437675][ T757] F2FS-fs (loop4): switch discard_unit option is not allowed [pid 299] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 761] <... close resumed>) = 0 [pid 761] mkdir("./file4", 0777) = 0 [pid 761] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 766] <... write resumed>) = 20699119 [pid 766] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 766] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 766] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 766] close(5) = 0 [pid 766] close(6 [pid 752] <... mount resumed>) = 0 [pid 752] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 752] chdir("./file4" [pid 766] <... close resumed>) = 0 [pid 766] mkdir("./file4", 0777 [pid 752] <... chdir resumed>) = 0 [pid 752] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 766] <... mkdir resumed>) = 0 [pid 752] <... openat resumed>) = 6 [pid 766] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 752] ioctl(6, LOOP_CLR_FD) = 0 [pid 752] close(6) = 0 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] fspick(AT_FDCWD, ".", 0) = 6 [ 36.491561][ T761] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 36.495921][ T766] loop2: detected capacity change from 0 to 40427 [ 36.499397][ T761] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 36.513505][ T752] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 36.520364][ T752] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 36.521459][ T761] F2FS-fs (loop1): fault_injection options not supported [ 36.534627][ T761] F2FS-fs (loop1): fault_type options not supported [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 751] <... futex resumed>) = 1 [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 752] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 752] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 752] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 752] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 752] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 752] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] exit_group(0) = ? [pid 752] <... futex resumed>) = ? [pid 752] +++ exited with 0 +++ [pid 751] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=751, si_uid=0, si_status=0, si_utime=5, si_stime=14} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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 [ 36.543613][ T761] F2FS-fs (loop1): invalid crc value [ 36.550122][ T752] F2FS-fs (loop3): switch discard_unit option is not allowed [ 36.567058][ T761] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 298] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./14/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./14/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./14/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./14") = 0 [pid 295] mkdir("./15", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 779 ./strace-static-x86_64: Process 779 attached [pid 779] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 779] chdir("./15") = 0 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 779] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 779] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[780]}, 88) = 780 [pid 779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 780 attached [pid 780] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 36.596038][ T766] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 36.607091][ T766] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 36.615108][ T766] F2FS-fs (loop2): fault_injection options not supported [pid 780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] poll(NULL, 0, 8) = 0 (Timeout) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 780] memfd_create("syzkaller", 0) = 5 [pid 780] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 36.642587][ T766] F2FS-fs (loop2): fault_type options not supported [ 36.660711][ T766] F2FS-fs (loop2): invalid crc value [ 36.679031][ T761] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 36.685884][ T761] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./14/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./14/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./14/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./14") = 0 [pid 299] mkdir("./15", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 785 ./strace-static-x86_64: Process 785 attached [pid 785] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 785] chdir("./15") = 0 [pid 785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 785] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 785] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[786]}, 88) = 786 [pid 785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 786 attached [pid 786] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 786] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 761] <... mount resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 761] chdir("./file4") = 0 [pid 761] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 786] <... futex resumed>) = 1 [pid 761] <... openat resumed>) = 6 [pid 761] ioctl(6, LOOP_CLR_FD [pid 786] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 761] <... ioctl resumed>) = 0 [ 36.693994][ T766] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 761] close(6 [pid 786] <... socket resumed>) = 4 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 1 [pid 786] poll(NULL, 0, 8 [pid 761] <... close resumed>) = 0 [pid 786] <... poll resumed>) = 0 (Timeout) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] <... futex resumed>) = 0 [pid 786] <... futex resumed>) = 1 [pid 785] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 1 [pid 761] fspick(AT_FDCWD, ".", 0 [pid 786] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 785] <... futex resumed>) = 0 [pid 761] <... fspick resumed>) = 6 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 786] <... futex resumed>) = 0 [pid 785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 786] memfd_create("syzkaller", 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 0 [pid 786] <... memfd_create resumed>) = 5 [pid 785] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 786] <... mmap resumed>) = 0x7f25c0ae5000 [pid 761] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 1 [pid 761] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... open resumed>) = 7 [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] sendfile(-1, -1, NULL, 281483568746501 [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = 0 [pid 761] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 1 [pid 761] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 1 [pid 761] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 759] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 761] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 761] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] exit_group(0 [pid 761] <... futex resumed>) = ? [pid 759] <... exit_group resumed>) = ? [pid 761] +++ exited with 0 +++ [pid 759] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=759, si_uid=0, si_status=0, si_utime=4, si_stime=24} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 36.753137][ T761] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 296] unlink("./14/binderfs") = 0 [pid 296] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 780] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 298] <... umount2 resumed>) = 0 [pid 766] <... mount resumed>) = 0 [pid 298] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 766] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 766] <... openat resumed>) = 5 [pid 298] newfstatat(AT_FDCWD, "./14/file4", [pid 766] chdir("./file4" [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 766] <... chdir resumed>) = 0 [pid 298] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 766] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 298] openat(AT_FDCWD, "./14/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 766] <... openat resumed>) = 6 [pid 298] <... openat resumed>) = 4 [pid 766] ioctl(6, LOOP_CLR_FD [pid 298] newfstatat(4, "", [pid 766] <... ioctl resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 766] close(6 [pid 298] getdents64(4, [pid 766] <... close resumed>) = 0 [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 766] <... futex resumed>) = 1 [pid 765] <... futex resumed>) = 0 [pid 298] getdents64(4, [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 298] close(4 [pid 766] fspick(AT_FDCWD, ".", 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... close resumed>) = 0 [pid 766] <... fspick resumed>) = 6 [pid 298] rmdir("./14/file4" [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rmdir resumed>) = 0 [pid 766] <... futex resumed>) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, [pid 766] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 765] <... futex resumed>) = 0 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] close(3) = 0 [pid 298] rmdir("./14") = 0 [pid 298] mkdir("./15", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 788 [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 766] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 788 attached [pid 788] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 766] <... open resumed>) = 7 [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 766] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 765] <... futex resumed>) = 0 [pid 788] chdir("./15") = 0 [pid 766] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 766] sendfile(-1, -1, NULL, 281483568746501 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 766] sendmsg(4, NULL, 0 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 766] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 766] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 766] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 765] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 766] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 766] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] <... futex resumed>) = 0 [pid 766] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] exit_group(0 [pid 766] <... futex resumed>) = ? [pid 765] <... exit_group resumed>) = ? [pid 766] +++ exited with 0 +++ [pid 788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 788] setpgid(0, 0 [pid 765] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=765, si_uid=0, si_status=0, si_utime=5, si_stime=14} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 788] <... setpgid resumed>) = 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", 18executing program ) = 18 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 788] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[789]}, 88) = 789 [pid 788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./15/binderfs") = 0 [pid 297] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 789 attached [pid 789] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 789] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [ 36.796234][ T766] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 36.803162][ T766] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 36.827238][ T766] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 789] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... bpf resumed>) = 0 [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] <... futex resumed>) = 0 [pid 789] <... futex resumed>) = 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 789] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... futex resumed>) = 0 [pid 789] bpf(BPF_MAP_CREATE, NULL, 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 789] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... socket resumed>) = 4 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 789] bpf(BPF_MAP_CREATE, NULL, 72 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... futex resumed>) = 0 [pid 789] bpf(BPF_PROG_LOAD, NULL, 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... futex resumed>) = 0 [pid 789] poll(NULL, 0, 8 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 789] <... poll resumed>) = 0 (Timeout) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] <... futex resumed>) = 0 [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 789] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 789] memfd_create("syzkaller", 0) = 5 [pid 789] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./14/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./14/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./14/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./14/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./14") = 0 [pid 296] mkdir("./15", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3 [pid 780] <... write resumed>) = 20699119 [pid 296] <... close resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 790 [pid 780] munmap(0x7f25c0ae5000, 138412032./strace-static-x86_64: Process 790 attached [pid 790] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 780] <... munmap resumed>) = 0 [pid 790] chdir("./15") = 0 [pid 780] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 780] ioctl(6, LOOP_SET_FD, 5 [pid 790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 790] setpgid(0, 0) = 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 executing program [pid 790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 790] write(1, "executing program\n", 18) = 18 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 790] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 790] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[791]}, 88) = 791 [pid 790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 791 attached [pid 780] close(5 [pid 791] set_robust_list(0x7f25c8f059a0, 24 [pid 780] <... close resumed>) = 0 [pid 791] <... set_robust_list resumed>) = 0 [pid 780] close(6 [pid 791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 791] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = 0 [pid 790] <... futex resumed>) = 1 [pid 791] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... bpf resumed>) = 3 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = 0 [pid 790] <... futex resumed>) = 1 [pid 791] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = 0 [pid 790] <... futex resumed>) = 1 [pid 791] bpf(BPF_MAP_CREATE, NULL, 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 791] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 791] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... socket resumed>) = 4 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 791] bpf(BPF_MAP_CREATE, NULL, 72 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 791] bpf(BPF_PROG_LOAD, NULL, 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 791] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 791] poll(NULL, 0, 8 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... poll resumed>) = 0 (Timeout) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 790] <... futex resumed>) = 0 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 791] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 791] memfd_create("syzkaller", 0) = 5 [pid 791] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./15/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./15/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./15/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./15") = 0 [pid 297] mkdir("./16", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 793 ./strace-static-x86_64: Process 793 attached [pid 793] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 793] chdir("./16") = 0 [pid 793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 793] setpgid(0, 0) = 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 [pid 793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 793] write(1, "executing program\n", 18executing program ) = 18 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 793] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 786] <... write resumed>) = 20699119 [pid 793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[794]}, 88) = 794 [pid 793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 794 attached [pid 794] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 794] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... close resumed>) = 0 [pid 780] mkdir("./file4", 0777 [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 780] <... mkdir resumed>) = 0 [pid 780] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 794] <... bpf resumed>) = 0 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [ 37.008326][ T780] loop0: detected capacity change from 0 to 40427 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] poll(NULL, 0, 8 [pid 786] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 786] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 786] ioctl(6, LOOP_SET_FD, 5 [pid 794] <... poll resumed>) = 0 (Timeout) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 793] <... futex resumed>) = 0 [pid 794] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 793] <... futex resumed>) = 0 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 794] memfd_create("syzkaller", 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] <... memfd_create resumed>) = 5 [pid 793] <... futex resumed>) = 0 [pid 794] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 794] <... mmap resumed>) = 0x7f25c0ae5000 [pid 786] <... ioctl resumed>) = 0 [pid 786] close(5) = 0 [pid 786] close(6 [pid 789] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 786] <... close resumed>) = 0 [pid 786] mkdir("./file4", 0777) = 0 [ 37.077414][ T786] loop4: detected capacity change from 0 to 40427 [ 37.092781][ T780] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 37.106012][ T780] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 37.114027][ T780] F2FS-fs (loop0): fault_injection options not supported [pid 786] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 37.155999][ T780] F2FS-fs (loop0): fault_type options not supported [ 37.169188][ T786] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 37.185999][ T786] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 37.194342][ T780] F2FS-fs (loop0): invalid crc value [pid 794] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 791] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 789] <... write resumed>) = 20699119 [pid 789] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 789] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 37.205279][ T786] F2FS-fs (loop4): fault_injection options not supported [ 37.213820][ T780] F2FS-fs (loop0): Found nat_bits in checkpoint [ 37.220524][ T786] F2FS-fs (loop4): fault_type options not supported [ 37.246404][ T786] F2FS-fs (loop4): invalid crc value [pid 789] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 789] close(5) = 0 [pid 789] close(6 [pid 791] <... write resumed>) = 20699119 [pid 791] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 791] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 37.252309][ T789] loop3: detected capacity change from 0 to 40427 [pid 791] ioctl(6, LOOP_SET_FD, 5 [pid 794] <... write resumed>) = 20699119 [pid 791] <... ioctl resumed>) = 0 [pid 791] close(5) = 0 [pid 791] close(6 [pid 780] <... mount resumed>) = 0 [pid 780] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 780] chdir("./file4") = 0 [pid 780] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 780] ioctl(6, LOOP_CLR_FD) = 0 [pid 780] close(6) = 0 [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] fspick(AT_FDCWD, ".", 0) = 6 [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 794] munmap(0x7f25c0ae5000, 138412032 [pid 789] <... close resumed>) = 0 [pid 780] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] <... munmap resumed>) = 0 [pid 789] mkdir("./file4", 0777 [pid 779] <... futex resumed>) = 0 [pid 794] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 789] <... mkdir resumed>) = 0 [pid 794] <... openat resumed>) = 6 [pid 789] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 794] ioctl(6, LOOP_SET_FD, 5 [pid 780] <... open resumed>) = 7 [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] <... futex resumed>) = 1 [pid 780] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 780] <... futex resumed>) = 1 [pid 780] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 780] <... futex resumed>) = 1 [pid 780] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 780] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 779] exit_group(0) = ? [pid 780] <... futex resumed>) = ? [pid 780] +++ exited with 0 +++ [pid 779] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=779, si_uid=0, si_status=0, si_utime=4, si_stime=14} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 794] <... ioctl resumed>) = 0 [pid 794] close(5) = 0 [pid 794] close(6 [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./15/binderfs") = 0 [pid 295] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 791] <... close resumed>) = 0 [ 37.293889][ T791] loop1: detected capacity change from 0 to 40427 [ 37.294694][ T786] F2FS-fs (loop4): Found nat_bits in checkpoint [ 37.307050][ T780] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 37.313887][ T780] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 37.325486][ T780] F2FS-fs (loop0): switch discard_unit option is not allowed [ 37.335245][ T794] loop2: detected capacity change from 0 to 40427 [pid 791] mkdir("./file4", 0777) = 0 [pid 791] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 794] <... close resumed>) = 0 [pid 794] mkdir("./file4", 0777 [pid 786] <... mount resumed>) = 0 [pid 794] <... mkdir resumed>) = 0 [pid 794] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 786] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 786] chdir("./file4") = 0 [pid 786] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 786] ioctl(6, LOOP_CLR_FD) = 0 [pid 786] close(6) = 0 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 37.358052][ T789] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 37.366198][ T789] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 37.366525][ T786] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 37.374277][ T789] F2FS-fs (loop3): fault_injection options not supported [ 37.386036][ T786] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 37.388706][ T789] F2FS-fs (loop3): fault_type options not supported [pid 786] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 0 [pid 786] fspick(AT_FDCWD, ".", 0) = 6 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] <... futex resumed>) = 0 [pid 786] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] <... futex resumed>) = 0 [pid 786] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] <... futex resumed>) = 0 [pid 786] sendfile(-1, -1, NULL, 281483568746501 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 785] <... futex resumed>) = 0 [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 786] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 785] <... futex resumed>) = 0 [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 785] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 786] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 786] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] exit_group(0 [pid 786] <... futex resumed>) = ? [pid 785] <... exit_group resumed>) = ? [pid 786] +++ exited with 0 +++ [pid 785] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=785, si_uid=0, si_status=0, si_utime=8, si_stime=17} --- [ 37.404623][ T791] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 37.413029][ T786] F2FS-fs (loop4): switch discard_unit option is not allowed [ 37.420615][ T791] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 37.429189][ T789] F2FS-fs (loop3): invalid crc value [ 37.429760][ T791] F2FS-fs (loop1): fault_injection options not supported [ 37.442047][ T791] F2FS-fs (loop1): fault_type options not supported [ 37.446733][ T794] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./15/binderfs") = 0 [pid 299] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./15/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./15/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./15/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./15") = 0 [ 37.463142][ T794] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 37.480212][ T791] F2FS-fs (loop1): invalid crc value [ 37.499874][ T794] F2FS-fs (loop2): fault_injection options not supported [pid 295] mkdir("./16", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 809 ./strace-static-x86_64: Process 809 attached [pid 809] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 809] chdir("./16") = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 809] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[810]}, 88) = 810 [pid 809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 810 attached [pid 810] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 810] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 810] <... socket resumed>) = 4 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] bpf(BPF_PROG_LOAD, NULL, 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] poll(NULL, 0, 8 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 37.508169][ T791] F2FS-fs (loop1): Found nat_bits in checkpoint [ 37.508414][ T789] F2FS-fs (loop3): Found nat_bits in checkpoint [ 37.521516][ T794] F2FS-fs (loop2): fault_type options not supported [ 37.547352][ T794] F2FS-fs (loop2): invalid crc value [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... poll resumed>) = 0 (Timeout) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = 1 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 810] memfd_create("syzkaller", 0) = 5 [pid 810] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 791] <... mount resumed>) = 0 [pid 791] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 791] chdir("./file4") = 0 [pid 791] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 791] ioctl(6, LOOP_CLR_FD) = 0 [pid 791] close(6) = 0 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... futex resumed>) = 1 [pid 791] fspick(AT_FDCWD, ".", 0) = 6 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... futex resumed>) = 1 [ 37.566734][ T794] F2FS-fs (loop2): Found nat_bits in checkpoint [ 37.584157][ T791] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 37.591574][ T789] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 37.601827][ T791] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 37.606007][ T789] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 791] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 789] <... mount resumed>) = 0 [pid 789] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 789] chdir("./file4") = 0 [pid 789] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 789] ioctl(6, LOOP_CLR_FD) = 0 [pid 789] close(6) = 0 [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... futex resumed>) = 0 [pid 789] fspick(AT_FDCWD, ".", 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... fspick resumed>) = 6 [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 788] <... futex resumed>) = 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... open resumed>) = 7 [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... futex resumed>) = 0 [pid 789] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] sendfile(-1, -1, NULL, 281483568746501 [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 788] <... futex resumed>) = 0 [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] sendmsg(4, NULL, 0 [pid 788] <... futex resumed>) = 0 [pid 789] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 788] <... futex resumed>) = 0 [pid 789] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... futex resumed>) = 0 [pid 788] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 788] <... futex resumed>) = 0 [pid 789] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 788] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 789] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 788] exit_group(0 [pid 789] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] <... exit_group resumed>) = ? [pid 789] <... futex resumed>) = ? [pid 789] +++ exited with 0 +++ [pid 788] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=788, si_uid=0, si_status=0, si_utime=4, si_stime=18} --- [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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 791] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... futex resumed>) = 1 [pid 791] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... futex resumed>) = 1 [pid 791] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... futex resumed>) = 1 [pid 791] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 791] <... futex resumed>) = 1 [pid 791] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 791] <... futex resumed>) = 1 [pid 791] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 790] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 791] <... futex resumed>) = 1 [pid 791] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 791] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 790] exit_group(0) = ? [pid 791] <... futex resumed>) = ? [pid 791] +++ exited with 0 +++ [pid 790] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=790, si_uid=0, si_status=0, si_utime=5, si_stime=17} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./15/binderfs") = 0 [ 37.618616][ T791] F2FS-fs (loop1): switch discard_unit option is not allowed [ 37.638574][ T789] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 296] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 794] <... mount resumed>) = 0 [pid 794] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 794] chdir("./file4") = 0 [pid 794] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 794] ioctl(6, LOOP_CLR_FD) = 0 [pid 794] close(6) = 0 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] fspick(AT_FDCWD, ".", 0) = 6 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./15/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./15/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./15/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./15") = 0 [pid 299] mkdir("./16", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3 [pid 810] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 299] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 817 [pid 794] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 1 [pid 794] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 794] <... futex resumed>) = 1 [pid 794] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 794] <... futex resumed>) = 1 [pid 794] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 794] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 793] exit_group(0) = ? [pid 794] <... futex resumed>) = ? [pid 794] +++ exited with 0 +++ [pid 793] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=793, si_uid=0, si_status=0, si_utime=5, si_stime=12} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 817 attached [pid 817] set_robust_list(0x55555b91c6a0, 24 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./16/binderfs") = 0 [pid 297] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 817] <... set_robust_list resumed>) = 0 [pid 817] chdir("./16") = 0 [pid 817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 817] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 817] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 817] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 817] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[818]}, 88) = 818 [pid 817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 818 attached [pid 818] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 1 [pid 818] poll(NULL, 0, 8) = 0 (Timeout) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 818] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 817] <... futex resumed>) = 0 [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 0 [pid 817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 818] memfd_create("syzkaller", 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... memfd_create resumed>) = 5 [pid 817] <... futex resumed>) = 0 [pid 818] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [ 37.696635][ T794] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 37.706148][ T794] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 37.720536][ T794] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 818] <... mmap resumed>) = 0x7f25c0ae5000 [pid 810] <... write resumed>) = 20699119 [pid 810] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 810] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 810] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 810] close(5) = 0 [pid 810] close(6 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./15/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./15/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./15/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./15") = 0 [pid 296] mkdir("./16", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 819 ./strace-static-x86_64: Process 819 attached [pid 297] <... umount2 resumed>) = 0 [pid 819] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 819] chdir("./16") = 0 [pid 819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 819] setpgid(0, 0) = 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 [pid 819] write(1, "executing program\n", 18executing program ) = 18 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 819] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[820]}, 88) = 820 [pid 819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 820 attached [pid 298] <... umount2 resumed>) = 0 [pid 297] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 820] set_robust_list(0x7f25c8f059a0, 24 [pid 298] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 820] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] rt_sigprocmask(SIG_SETMASK, [], [pid 298] newfstatat(AT_FDCWD, "./15/file4", [pid 297] newfstatat(AT_FDCWD, "./16/file4", [pid 820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] umount2("./15/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 820] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] openat(AT_FDCWD, "./15/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] <... futex resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 297] openat(AT_FDCWD, "./16/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] newfstatat(4, "", [pid 297] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(4, "", [pid 298] getdents64(4, [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] close(4 [pid 297] getdents64(4, [pid 298] <... close resumed>) = 0 [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./15/file4" [pid 297] close(4 [pid 820] <... futex resumed>) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, [pid 297] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] rmdir("./16/file4" [pid 298] close(3 [pid 819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 297] getdents64(3, [pid 820] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] rmdir("./15" [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 820] <... bpf resumed>) = 3 [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... rmdir resumed>) = 0 [pid 297] close(3 [pid 298] mkdir("./16", 0777 [pid 297] <... close resumed>) = 0 [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... mkdir resumed>) = 0 [pid 297] rmdir("./16" [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... rmdir resumed>) = 0 [pid 820] <... futex resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 297] mkdir("./17", 0777 [pid 298] ioctl(3, LOOP_CLR_FD [pid 820] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 297] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 298] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... openat resumed>) = 3 [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 821 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 822 [pid 820] <... futex resumed>) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 822 attached [pid 818] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119./strace-static-x86_64: Process 821 attached [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 820] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] <... futex resumed>) = 1 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 819] <... futex resumed>) = 1 [pid 820] poll(NULL, 0, 8 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 822] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 822] chdir("./17") = 0 [pid 822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 822] setpgid(0, 0) = 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"executing program ) = 0 [pid 822] write(1, "executing program\n", 18) = 18 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 822] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 822] rt_sigprocmask(SIG_BLOCK, ~[], [pid 821] set_robust_list(0x55555b91c6a0, 24 [pid 822] <... rt_sigprocmask resumed>[], 8) = 0 [pid 822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[823]}, 88) = 823 [pid 822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 823 attached [pid 823] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 821] <... set_robust_list resumed>) = 0 [pid 821] chdir("./16") = 0 [pid 821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 823] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 821] <... prctl resumed>) = 0 [ 37.877759][ T810] loop0: detected capacity change from 0 to 40427 [pid 821] setpgid(0, 0) = 0 [pid 821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 823] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 821] <... openat resumed>) = 3 [pid 821] write(3, "1000", 4) = 4 [pid 821] close(3) = 0 [pid 821] symlink("/dev/binderfs", "./binderfs" [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] <... symlink resumed>) = 0 executing program [pid 821] write(1, "executing program\n", 18) = 18 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 820] <... poll resumed>) = 0 (Timeout) [pid 821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 820] <... futex resumed>) = 1 [pid 819] <... futex resumed>) = 0 [pid 821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... mmap resumed>) = 0x7f25c8ee5000 [pid 820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] <... futex resumed>) = 0 [pid 821] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 820] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] <... mprotect resumed>) = 0 [pid 820] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 819] <... futex resumed>) = 0 [pid 821] rt_sigprocmask(SIG_BLOCK, ~[], [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... rt_sigprocmask resumed>[], 8) = 0 [pid 820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 819] <... futex resumed>) = 0 [pid 821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 820] memfd_create("syzkaller", 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 820] <... memfd_create resumed>) = 5 [pid 821] <... clone3 resumed> => {parent_tid=[824]}, 88) = 824 [pid 820] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 821] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 824 attached NULL, 8) = 0 [pid 810] <... close resumed>) = 0 [pid 824] set_robust_list(0x7f25c8f059a0, 24 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] mkdir("./file4", 0777 [pid 824] <... set_robust_list resumed>) = 0 [pid 821] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = 1 [pid 823] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 810] <... mkdir resumed>) = 0 [pid 824] rt_sigprocmask(SIG_SETMASK, [], [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 810] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 824] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 823] <... bpf resumed>) = 3 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] <... futex resumed>) = 1 [pid 822] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 824] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 823] <... bpf resumed>) = 0 [pid 822] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... bpf resumed>) = 3 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... futex resumed>) = 0 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 824] <... futex resumed>) = 1 [pid 823] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 822] <... futex resumed>) = 0 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 823] <... futex resumed>) = 0 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] <... futex resumed>) = 0 [pid 824] <... bpf resumed>) = 0 [pid 823] bpf(BPF_MAP_CREATE, NULL, 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 822] <... futex resumed>) = 0 [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 824] <... futex resumed>) = 0 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 823] <... futex resumed>) = 0 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] <... futex resumed>) = 0 [pid 824] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... futex resumed>) = 0 [pid 823] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 822] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 821] <... futex resumed>) = 1 [pid 824] bpf(BPF_MAP_CREATE, NULL, 0 [pid 823] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 823] <... socket resumed>) = 4 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = 1 [pid 823] <... futex resumed>) = 1 [pid 822] <... futex resumed>) = 0 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 824] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 823] bpf(BPF_MAP_CREATE, NULL, 72 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] <... futex resumed>) = 0 [pid 824] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 823] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = 1 [pid 822] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] bpf(BPF_PROG_LOAD, NULL, 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... futex resumed>) = 0 [pid 823] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 821] <... futex resumed>) = 1 [pid 824] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... socket resumed>) = 4 [pid 823] <... futex resumed>) = 1 [pid 822] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = 1 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 821] <... futex resumed>) = 0 [pid 824] bpf(BPF_MAP_CREATE, NULL, 72 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 823] <... futex resumed>) = 1 [pid 822] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = 1 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] poll(NULL, 0, 8 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] <... futex resumed>) = 0 [pid 824] bpf(BPF_PROG_LOAD, NULL, 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] <... futex resumed>) = 0 [pid 824] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = 0 [pid 823] <... poll resumed>) = 0 (Timeout) [pid 821] <... futex resumed>) = 1 [pid 824] poll(NULL, 0, 8 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [pid 822] <... futex resumed>) = 0 [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 823] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 822] <... futex resumed>) = 0 [pid 823] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] <... futex resumed>) = 0 [pid 823] memfd_create("syzkaller", 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 823] <... memfd_create resumed>) = 5 [pid 823] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 824] <... poll resumed>) = 0 (Timeout) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 824] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] memfd_create("syzkaller", 0 [pid 821] <... futex resumed>) = 0 [pid 824] <... memfd_create resumed>) = 5 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 824] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 818] <... write resumed>) = 20699119 [ 37.986243][ T810] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 38.006202][ T810] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 38.014408][ T810] F2FS-fs (loop0): fault_injection options not supported [pid 818] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 818] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 818] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 818] close(5) = 0 [pid 818] close(6) = 0 [pid 818] mkdir("./file4", 0777) = 0 [ 38.037424][ T810] F2FS-fs (loop0): fault_type options not supported [ 38.045420][ T818] loop4: detected capacity change from 0 to 40427 [ 38.062886][ T810] F2FS-fs (loop0): invalid crc value [pid 818] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 824] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 38.096733][ T810] F2FS-fs (loop0): Found nat_bits in checkpoint [ 38.106887][ T818] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 38.124001][ T818] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 38.134517][ T818] F2FS-fs (loop4): fault_injection options not supported [pid 820] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 38.165146][ T818] F2FS-fs (loop4): fault_type options not supported [ 38.176060][ T818] F2FS-fs (loop4): invalid crc value [ 38.193348][ T810] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 38.203060][ T810] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 823] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 810] <... mount resumed>) = 0 [pid 810] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 810] chdir("./file4") = 0 [pid 810] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 810] ioctl(6, LOOP_CLR_FD) = 0 [pid 810] close(6) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = 1 [pid 810] fspick(AT_FDCWD, ".", 0) = 6 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = 1 [ 38.214072][ T818] F2FS-fs (loop4): Found nat_bits in checkpoint [pid 810] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 820] <... write resumed>) = 20699119 [pid 824] <... write resumed>) = 20699119 [pid 820] munmap(0x7f25c0ae5000, 138412032 [pid 824] munmap(0x7f25c0ae5000, 138412032 [pid 810] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 824] <... munmap resumed>) = 0 [pid 824] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 820] <... munmap resumed>) = 0 [pid 824] ioctl(6, LOOP_SET_FD, 5 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 824] <... ioctl resumed>) = 0 [pid 820] <... openat resumed>) = 6 [pid 810] <... futex resumed>) = 1 [pid 809] <... futex resumed>) = 0 [pid 820] ioctl(6, LOOP_SET_FD, 5 [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] close(5 [pid 820] <... ioctl resumed>) = 0 [pid 810] <... futex resumed>) = 1 [pid 824] <... close resumed>) = 0 [pid 820] close(5 [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... futex resumed>) = 0 [pid 824] close(6 [pid 820] <... close resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... futex resumed>) = 0 [ 38.237682][ T810] F2FS-fs (loop0): switch discard_unit option is not allowed [ 38.257324][ T824] loop3: detected capacity change from 0 to 40427 [ 38.264216][ T820] loop1: detected capacity change from 0 to 40427 [pid 810] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 823] <... write resumed>) = 20699119 [pid 823] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 823] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 823] ioctl(6, LOOP_SET_FD, 5 [pid 824] <... close resumed>) = 0 [pid 824] mkdir("./file4", 0777) = 0 [pid 824] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 810] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 823] <... ioctl resumed>) = 0 [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] close(5 [pid 820] close(6 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = 1 [pid 810] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] <... close resumed>) = 0 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(6 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = 1 [pid 810] sendmsg(4, NULL, 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 810] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 809] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 810] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 810] <... futex resumed>) = 0 [pid 810] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] exit_group(0 [pid 810] <... futex resumed>) = ? [pid 809] <... exit_group resumed>) = ? [pid 810] +++ exited with 0 +++ [pid 809] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=5, si_stime=12} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 818] <... mount resumed>) = 0 [pid 818] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 818] chdir("./file4") = 0 [pid 818] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 818] ioctl(6, LOOP_CLR_FD [pid 295] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 818] <... ioctl resumed>) = 0 [pid 818] close(6) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 818] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 817] <... futex resumed>) = 0 [pid 295] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... close resumed>) = 0 [pid 820] <... close resumed>) = 0 [pid 818] <... futex resumed>) = 0 [pid 817] <... futex resumed>) = 1 [pid 295] <... openat resumed>) = 3 [ 38.286491][ T810] handle_bad_sector: 42 callbacks suppressed [ 38.286506][ T810] attempt to access beyond end of device [ 38.286506][ T810] loop0: rw=2049, want=53256, limit=40427 [ 38.293938][ T823] loop2: detected capacity change from 0 to 40427 [ 38.319887][ T818] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 38.326800][ T818] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 823] mkdir("./file4", 0777 [pid 820] mkdir("./file4", 0777 [pid 818] fspick(AT_FDCWD, ".", 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... mkdir resumed>) = 0 [pid 820] <... mkdir resumed>) = 0 [pid 818] <... fspick resumed>) = 6 [pid 823] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 820] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 818] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 817] <... futex resumed>) = 0 [pid 818] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./16/binderfs") = 0 [pid 295] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 818] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [ 38.336922][ T824] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 38.338294][ T823] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 38.343696][ T824] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 38.350995][ T818] F2FS-fs (loop4): switch discard_unit option is not allowed [ 38.365699][ T823] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 38.368405][ T824] F2FS-fs (loop3): fault_injection options not supported [ 38.374558][ T823] F2FS-fs (loop2): fault_injection options not supported [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 818] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 817] <... futex resumed>) = 0 [pid 818] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... open resumed>) = 7 [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 817] <... futex resumed>) = 0 [ 38.381391][ T824] F2FS-fs (loop3): fault_type options not supported [ 38.387559][ T823] F2FS-fs (loop2): fault_type options not supported [ 38.396302][ T295] attempt to access beyond end of device [ 38.396302][ T295] loop0: rw=2049, want=45104, limit=40427 [ 38.400441][ T820] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 38.421978][ T818] attempt to access beyond end of device [ 38.421978][ T818] loop4: rw=2049, want=53256, limit=40427 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 818] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... futex resumed>) = 0 [pid 818] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 818] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 817] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 818] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 818] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 817] <... futex resumed>) = 0 [pid 817] exit_group(0) = ? [pid 818] +++ exited with 0 +++ [pid 817] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=817, si_uid=0, si_status=0, si_utime=3, si_stime=24} --- [ 38.422646][ T820] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 38.442124][ T823] F2FS-fs (loop2): invalid crc value [ 38.442212][ T824] F2FS-fs (loop3): invalid crc value [ 38.447666][ T820] F2FS-fs (loop1): fault_injection options not supported [ 38.460021][ T820] F2FS-fs (loop1): fault_type options not supported [ 38.467781][ T820] F2FS-fs (loop1): invalid crc value [ 38.476840][ T823] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./16/binderfs") = 0 [ 38.486722][ T824] F2FS-fs (loop3): Found nat_bits in checkpoint [ 38.490516][ T820] F2FS-fs (loop1): Found nat_bits in checkpoint [ 38.499559][ T299] attempt to access beyond end of device [ 38.499559][ T299] loop4: rw=2049, want=45104, limit=40427 [pid 299] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 823] <... mount resumed>) = 0 [pid 823] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 823] chdir("./file4") = 0 [pid 823] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 823] ioctl(6, LOOP_CLR_FD) = 0 [pid 823] close(6) = 0 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [pid 823] fspick(AT_FDCWD, ".", 0) = 6 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [pid 823] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [pid 823] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [ 38.552124][ T820] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 38.558318][ T823] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 38.562335][ T820] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 38.576745][ T823] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 38.590932][ T823] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 823] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 820] <... mount resumed>) = 0 [pid 820] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 820] chdir("./file4") = 0 [pid 820] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 820] ioctl(6, LOOP_CLR_FD) = 0 [pid 820] close(6) = 0 [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] fspick(AT_FDCWD, ".", 0) = 6 [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 823] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [pid 823] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... futex resumed>) = 1 [pid 823] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 823] <... futex resumed>) = 1 [pid 823] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 823] <... futex resumed>) = 1 [pid 823] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 823] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 822] exit_group(0) = ? [pid 823] <... futex resumed>) = ? [pid 823] +++ exited with 0 +++ [pid 822] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=822, si_uid=0, si_status=0, si_utime=4, si_stime=22} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./17/binderfs") = 0 [ 38.599839][ T823] attempt to access beyond end of device [ 38.599839][ T823] loop2: rw=2049, want=53256, limit=40427 [ 38.623786][ T824] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 38.632091][ T820] F2FS-fs (loop1): switch discard_unit option is not allowed [ 38.643016][ T824] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 297] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 824] <... mount resumed>) = 0 [pid 820] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = 0 [pid 824] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 824] <... openat resumed>) = 5 [pid 820] <... futex resumed>) = 1 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 824] chdir("./file4" [pid 819] <... futex resumed>) = 0 [pid 820] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] newfstatat(AT_FDCWD, "./16/file4", [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... chdir resumed>) = 0 [pid 820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 824] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 295] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 824] <... openat resumed>) = 6 [pid 820] <... open resumed>) = 7 [pid 824] ioctl(6, LOOP_CLR_FD [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] openat(AT_FDCWD, "./16/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 824] <... ioctl resumed>) = 0 [pid 820] <... futex resumed>) = 1 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... openat resumed>) = 4 [pid 824] close(6 [pid 820] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 295] newfstatat(4, "", [pid 824] <... close resumed>) = 0 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 824] <... futex resumed>) = 1 [pid 295] getdents64(4, [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] <... futex resumed>) = 0 [pid 295] getdents64(4, [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] fspick(AT_FDCWD, ".", 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 824] <... fspick resumed>) = 6 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] close(4 [pid 824] <... futex resumed>) = 1 [pid 821] <... futex resumed>) = 0 [pid 824] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] <... close resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] rmdir("./16/file4" [pid 821] <... futex resumed>) = 0 [pid 824] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 295] <... rmdir resumed>) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./16") = 0 [pid 295] mkdir("./17", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 820] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... futex resumed>) = 1 [pid 820] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... futex resumed>) = 1 [pid 820] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 820] <... futex resumed>) = 1 [pid 820] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 819] <... futex resumed>) = 0 [pid 819] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 820] <... futex resumed>) = 1 [pid 820] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 820] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 819] <... futex resumed>) = 0 [pid 819] exit_group(0) = ? [pid 820] <... futex resumed>) = ? [pid 820] +++ exited with 0 +++ [pid 819] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=819, si_uid=0, si_status=0, si_utime=6, si_stime=20} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 846 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./16/binderfs") = 0 [pid 296] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 846 attached [ 38.650698][ T297] attempt to access beyond end of device [ 38.650698][ T297] loop2: rw=2049, want=45104, limit=40427 [ 38.669131][ T820] attempt to access beyond end of device [ 38.669131][ T820] loop1: rw=2049, want=53256, limit=40427 [ 38.685206][ T824] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 846] set_robust_list(0x55555b91c6a0, 24 [pid 824] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./16/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./16/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./16/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./16") = 0 [pid 299] mkdir("./17", 0777) = 0 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] <... set_robust_list resumed>) = 0 [pid 824] <... futex resumed>) = 1 [pid 846] chdir("./17" [pid 824] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 846] <... chdir resumed>) = 0 [pid 846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 846] setpgid(0, 0) = 0 [pid 846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD [pid 846] <... openat resumed>) = 3 [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] write(3, "1000", 4 [pid 824] <... futex resumed>) = 1 [pid 821] <... futex resumed>) = 0 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 846] <... write resumed>) = 4 [pid 846] close(3) = 0 [pid 846] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 846] write(1, "executing program\n", 18) = 18 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 846] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 846] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 847 [pid 846] <... rt_sigprocmask resumed>[], 8) = 0 [pid 846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[848]}, 88) = 848 [pid 846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... futex resumed>) = 1 [pid 824] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 824] <... futex resumed>) = 1 [pid 824] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 824] <... futex resumed>) = 1 [pid 824] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 824] <... futex resumed>) = 1 [pid 824] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 824] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 821] exit_group(0) = ? [pid 824] <... futex resumed>) = ? ./strace-static-x86_64: Process 848 attached [pid 824] +++ exited with 0 +++ [pid 821] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=6, si_stime=18} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 847 attached [pid 848] set_robust_list(0x7f25c8f059a0, 24 [pid 847] set_robust_list(0x55555b91c6a0, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 848] <... set_robust_list resumed>) = 0 [pid 847] <... set_robust_list resumed>) = 0 [pid 848] rt_sigprocmask(SIG_SETMASK, [], [pid 847] chdir("./17" [pid 298] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 847] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 848] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... prctl resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 848] <... futex resumed>) = 1 [pid 847] setpgid(0, 0 [pid 846] <... futex resumed>) = 0 [pid 298] newfstatat(3, "", [pid 848] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 847] <... setpgid resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 848] <... bpf resumed>) = 3 [pid 846] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 848] <... futex resumed>) = 0 [pid 847] <... openat resumed>) = 3 [pid 848] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] write(3, "1000", 4 [pid 846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 847] <... write resumed>) = 4 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 848] <... futex resumed>) = 0 [pid 847] close(3 [pid 846] <... futex resumed>) = 1 [pid 298] newfstatat(AT_FDCWD, "./16/binderfs", [pid 848] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 847] <... close resumed>) = 0 [pid 848] <... bpf resumed>) = 0 [pid 847] symlink("/dev/binderfs", "./binderfs" [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] unlink("./16/binderfs" [pid 848] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] <... symlink resumed>) = 0 executing program [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] write(1, "executing program\n", 18 [pid 298] <... unlink resumed>) = 0 [pid 848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 847] <... write resumed>) = 18 [pid 298] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 848] <... bpf resumed>) = -1 EFAULT (Bad address) [ 38.705236][ T296] attempt to access beyond end of device [ 38.705236][ T296] loop1: rw=2049, want=45104, limit=40427 [ 38.717524][ T824] attempt to access beyond end of device [ 38.717524][ T824] loop3: rw=2049, want=53256, limit=40427 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 847] <... futex resumed>) = 0 [pid 848] <... futex resumed>) = 1 [pid 848] bpf(BPF_MAP_CREATE, NULL, 0 [pid 847] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 848] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 847] <... rt_sigaction resumed>NULL, 8) = 0 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 848] <... futex resumed>) = 0 [pid 847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 848] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 846] <... futex resumed>) = 0 [pid 847] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 847] rt_sigprocmask(SIG_BLOCK, ~[], [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 847] <... rt_sigprocmask resumed>[], 8) = 0 [pid 847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 848] <... futex resumed>) = 0 [pid 847] <... clone3 resumed> => {parent_tid=[849]}, 88) = 849 [pid 847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] poll(NULL, 0, 8./strace-static-x86_64: Process 849 attached [pid 849] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = 1 [pid 849] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 849] <... bpf resumed>) = 3 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] <... futex resumed>) = 0 [pid 849] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... bpf resumed>) = 0 [pid 847] <... futex resumed>) = 0 [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = 1 [pid 849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 849] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 847] <... futex resumed>) = 0 [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 847] <... futex resumed>) = 0 [pid 849] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 847] <... futex resumed>) = 0 [pid 849] <... socket resumed>) = 4 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... poll resumed>) = 0 (Timeout) [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] <... futex resumed>) = 0 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] bpf(BPF_MAP_CREATE, NULL, 72 [pid 848] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 0 [pid 846] <... futex resumed>) = 0 [pid 849] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 848] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 846] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = 0 [pid 848] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] bpf(BPF_PROG_LOAD, NULL, 0 [pid 848] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 847] <... futex resumed>) = 0 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 848] <... futex resumed>) = 1 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] <... futex resumed>) = 0 [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = 0 [pid 848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 848] memfd_create("syzkaller", 0 [pid 847] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 849] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 848] <... memfd_create resumed>) = 5 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 849] <... futex resumed>) = 0 [pid 848] <... mmap resumed>) = 0x7f25c0ae5000 [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] <... futex resumed>) = 0 [pid 849] poll(NULL, 0, 8 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 849] <... poll resumed>) = 0 (Timeout) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 847] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./17/file4", [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 849] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 849] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] openat(AT_FDCWD, "./17/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 849] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 0 [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] <... futex resumed>) = 0 [pid 297] <... openat resumed>) = 4 [pid 849] memfd_create("syzkaller", 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 297] newfstatat(4, "", [pid 849] <... memfd_create resumed>) = 5 [pid 849] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 849] <... mmap resumed>) = 0x7f25c0ae5000 [ 38.754088][ T298] attempt to access beyond end of device [ 38.754088][ T298] loop3: rw=2049, want=45104, limit=40427 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./17/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./17") = 0 [pid 297] mkdir("./18", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 850 ./strace-static-x86_64: Process 850 attached [pid 850] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 850] chdir("./18") = 0 [pid 850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 850] setpgid(0, 0) = 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 [pid 850] write(1, "executing program\n", 18executing program ) = 18 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 850] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 850] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[851]}, 88) = 851 [pid 850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 851 attached [pid 851] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 1 [pid 851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 850] <... futex resumed>) = 0 [pid 851] poll(NULL, 0, 8 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... poll resumed>) = 0 (Timeout) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 850] <... futex resumed>) = 0 [pid 851] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 850] <... futex resumed>) = 0 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 851] memfd_create("syzkaller", 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... memfd_create resumed>) = 5 [pid 850] <... futex resumed>) = 0 [pid 851] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 851] <... mmap resumed>) = 0x7f25c0ae5000 [pid 848] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 296] <... umount2 resumed>) = 0 [pid 849] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 296] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./16/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./16/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./16/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./16") = 0 [pid 296] mkdir("./17", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 852 ./strace-static-x86_64: Process 852 attached [pid 852] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 852] chdir("./17") = 0 [pid 852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 852] setpgid(0, 0) = 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", 18executing program ) = 18 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 852] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[853]}, 88) = 853 [pid 852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 853 attached [pid 853] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 853] rt_sigprocmask(SIG_SETMASK, [], [pid 298] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./16/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./16/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 853] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./16/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./16/file4" [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./16" [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_MAP_CREATE, NULL, 72 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./17", 0777 [pid 853] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 853] <... futex resumed>) = 1 [pid 298] <... openat resumed>) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 853] bpf(BPF_PROG_LOAD, NULL, 0 [pid 298] close(3 [pid 853] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] poll(NULL, 0, 8 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 854 [pid 853] <... poll resumed>) = 0 (Timeout) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 [pid 853] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 853] <... futex resumed>) = 1 ./strace-static-x86_64: Process 854 attached [pid 853] memfd_create("syzkaller", 0 [pid 854] set_robust_list(0x55555b91c6a0, 24 [pid 853] <... memfd_create resumed>) = 5 [pid 854] <... set_robust_list resumed>) = 0 [pid 853] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 854] chdir("./17") = 0 [pid 854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 854] setpgid(0, 0) = 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 executing program [pid 854] write(1, "executing program\n", 18) = 18 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 854] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 854] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 854] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[855]}, 88) = 855 [pid 854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 855 attached [pid 855] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 854] <... futex resumed>) = 0 [pid 855] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 854] <... futex resumed>) = 0 [pid 855] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... bpf resumed>) = 3 [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 854] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_MAP_CREATE, NULL, 0 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 854] <... futex resumed>) = 0 [pid 855] <... socket resumed>) = 4 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_MAP_CREATE, NULL, 72 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_PROG_LOAD, NULL, 0 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 854] <... futex resumed>) = 0 [pid 855] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 855] poll(NULL, 0, 8 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... poll resumed>) = 0 (Timeout) [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 854] <... futex resumed>) = 0 [pid 855] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 854] <... futex resumed>) = 0 [pid 855] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] memfd_create("syzkaller", 0 [pid 854] <... futex resumed>) = 0 [pid 855] <... memfd_create resumed>) = 5 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 855] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 849] <... write resumed>) = 20699119 [pid 849] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 849] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 849] ioctl(6, LOOP_SET_FD, 5 [pid 851] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 849] <... ioctl resumed>) = 0 [pid 849] close(5) = 0 [pid 849] close(6 [pid 848] <... write resumed>) = 20699119 [pid 848] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 848] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 848] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 848] close(5) = 0 [pid 848] close(6 [pid 849] <... close resumed>) = 0 [pid 849] mkdir("./file4", 0777) = 0 [pid 849] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 39.076197][ T849] loop4: detected capacity change from 0 to 40427 [ 39.107263][ T848] loop0: detected capacity change from 0 to 40427 [pid 853] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 848] <... close resumed>) = 0 [pid 848] mkdir("./file4", 0777) = 0 [pid 848] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 855] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 851] <... write resumed>) = 20699119 [pid 851] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 851] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 851] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 851] close(5) = 0 [ 39.171406][ T849] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 39.178228][ T848] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 39.184949][ T848] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 39.199362][ T851] loop2: detected capacity change from 0 to 40427 [ 39.209080][ T849] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [pid 851] close(6) = 0 [pid 851] mkdir("./file4", 0777) = 0 [pid 851] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 853] <... write resumed>) = 20699119 [pid 853] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 853] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 39.218681][ T848] F2FS-fs (loop0): fault_injection options not supported [ 39.225559][ T848] F2FS-fs (loop0): fault_type options not supported [ 39.232593][ T849] F2FS-fs (loop4): fault_injection options not supported [ 39.239594][ T849] F2FS-fs (loop4): fault_type options not supported [ 39.247905][ T848] F2FS-fs (loop0): invalid crc value [ 39.253369][ T849] F2FS-fs (loop4): invalid crc value [pid 853] ioctl(6, LOOP_SET_FD, 5 [pid 855] <... write resumed>) = 20699119 [pid 853] <... ioctl resumed>) = 0 [pid 855] munmap(0x7f25c0ae5000, 138412032 [pid 853] close(5 [pid 855] <... munmap resumed>) = 0 [pid 853] <... close resumed>) = 0 [pid 855] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 853] close(6 [pid 855] <... openat resumed>) = 6 [pid 855] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 855] close(5) = 0 [ 39.268791][ T853] loop1: detected capacity change from 0 to 40427 [ 39.276462][ T849] F2FS-fs (loop4): Found nat_bits in checkpoint [ 39.283618][ T848] F2FS-fs (loop0): Found nat_bits in checkpoint [ 39.290656][ T855] loop3: detected capacity change from 0 to 40427 [ 39.306280][ T851] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [pid 855] close(6 [pid 853] <... close resumed>) = 0 [pid 853] mkdir("./file4", 0777) = 0 [pid 853] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 855] <... close resumed>) = 0 [pid 855] mkdir("./file4", 0777) = 0 [ 39.316472][ T851] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 39.324964][ T851] F2FS-fs (loop2): fault_injection options not supported [ 39.334010][ T851] F2FS-fs (loop2): fault_type options not supported [ 39.336096][ T848] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 39.342324][ T849] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 39.348046][ T848] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 39.356068][ T855] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [pid 855] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 849] <... mount resumed>) = 0 [pid 848] <... mount resumed>) = 0 [pid 848] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 848] chdir("./file4") = 0 [pid 848] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 848] ioctl(6, LOOP_CLR_FD) = 0 [pid 848] close(6) = 0 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 846] <... futex resumed>) = 0 [pid 848] fspick(AT_FDCWD, ".", 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... fspick resumed>) = 6 [pid 846] <... futex resumed>) = 0 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 0 [pid 846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 848] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 849] chdir("./file4") = 0 [pid 849] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 849] ioctl(6, LOOP_CLR_FD) = 0 [pid 849] close(6) = 0 [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 849] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 848] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 1 [pid 848] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 848] <... futex resumed>) = 1 [pid 848] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 847] <... futex resumed>) = 0 [pid 848] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 848] <... futex resumed>) = 1 [pid 848] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 848] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 846] exit_group(0) = ? [pid 848] <... futex resumed>) = ? [pid 848] +++ exited with 0 +++ [pid 846] +++ exited with 0 +++ [ 39.362435][ T849] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 39.369130][ T855] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 39.384684][ T848] F2FS-fs (loop0): switch discard_unit option is not allowed [ 39.385624][ T853] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 39.392127][ T851] F2FS-fs (loop2): invalid crc value [ 39.398820][ T853] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = 1 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=846, si_uid=0, si_status=0, si_utime=4, si_stime=16} --- [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 849] fspick(AT_FDCWD, ".", 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 849] <... fspick resumed>) = 6 [pid 295] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 3 [pid 849] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 0 [pid 295] newfstatat(3, "", [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 847] <... futex resumed>) = 0 [pid 849] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [ 39.419382][ T855] F2FS-fs (loop3): fault_injection options not supported [ 39.421546][ T853] F2FS-fs (loop1): fault_injection options not supported [ 39.427769][ T855] F2FS-fs (loop3): fault_type options not supported [ 39.442064][ T849] F2FS-fs (loop4): switch discard_unit option is not allowed [ 39.445482][ T853] F2FS-fs (loop1): fault_type options not supported [ 39.450304][ T851] F2FS-fs (loop2): Found nat_bits in checkpoint [ 39.462115][ T853] F2FS-fs (loop1): invalid crc value [pid 849] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./17/binderfs") = 0 [pid 295] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... futex resumed>) = 1 [pid 849] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... futex resumed>) = 1 [pid 849] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... futex resumed>) = 1 [pid 849] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... futex resumed>) = 1 [pid 849] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 849] <... futex resumed>) = 1 [pid 849] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 849] <... futex resumed>) = 1 [pid 849] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 849] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... futex resumed>) = 0 [pid 847] exit_group(0) = ? [pid 849] <... futex resumed>) = ? [pid 849] +++ exited with 0 +++ [pid 847] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=847, si_uid=0, si_status=0, si_utime=8, si_stime=19} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./17/binderfs") = 0 [ 39.469739][ T855] F2FS-fs (loop3): invalid crc value [pid 299] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 851] <... mount resumed>) = 0 [pid 851] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 851] chdir("./file4") = 0 [pid 851] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 851] ioctl(6, LOOP_CLR_FD) = 0 [pid 851] close(6) = 0 [ 39.495229][ T851] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 39.502629][ T855] F2FS-fs (loop3): Found nat_bits in checkpoint [ 39.506183][ T851] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 39.518200][ T853] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] fspick(AT_FDCWD, ".", 0 [pid 850] <... futex resumed>) = 0 [pid 851] <... fspick resumed>) = 6 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... mount resumed>) = 0 [pid 851] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 851] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 850] <... futex resumed>) = 0 [pid 855] <... openat resumed>) = 5 [pid 851] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] chdir("./file4") = 0 [pid 855] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 851] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 855] <... openat resumed>) = 6 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] ioctl(6, LOOP_CLR_FD [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... ioctl resumed>) = 0 [pid 850] <... futex resumed>) = 0 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] close(6) = 0 [pid 851] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... open resumed>) = 7 [pid 855] <... futex resumed>) = 1 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 854] <... futex resumed>) = 0 [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 851] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] fspick(AT_FDCWD, ".", 0 [pid 851] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 850] <... futex resumed>) = 0 [pid 855] <... fspick resumed>) = 6 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = 1 [pid 854] <... futex resumed>) = 0 [pid 851] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 850] <... futex resumed>) = 0 [pid 851] sendfile(-1, -1, NULL, 281483568746501 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 850] <... futex resumed>) = 0 [pid 851] sendmsg(4, NULL, 0 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 850] <... futex resumed>) = 0 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 851] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 851] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 850] <... futex resumed>) = 0 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 851] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 851] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 850] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 850] <... futex resumed>) = 0 [pid 851] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 850] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 851] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 851] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] exit_group(0 [pid 851] <... futex resumed>) = ? [pid 850] <... exit_group resumed>) = ? [pid 851] +++ exited with 0 +++ [pid 850] +++ exited with 0 +++ [pid 855] <... futex resumed>) = 1 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=850, si_uid=0, si_status=0, si_utime=5, si_stime=16} --- [pid 854] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 854] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 855] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 854] <... futex resumed>) = 0 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... restart_syscall resumed>) = 0 [pid 854] <... futex resumed>) = 0 [pid 855] <... futex resumed>) = 1 [pid 855] sendfile(-1, -1, NULL, 281483568746501 [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 855] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 854] <... futex resumed>) = 0 [pid 855] sendmsg(4, NULL, 0 [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... openat resumed>) = 3 [pid 855] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 297] newfstatat(3, "", [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 855] <... futex resumed>) = 1 [pid 854] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 854] <... futex resumed>) = 0 [pid 855] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 297] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 855] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 855] <... futex resumed>) = 1 [pid 854] <... futex resumed>) = 0 [pid 297] unlink("./18/binderfs" [pid 854] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 855] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 854] <... futex resumed>) = 0 [pid 297] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 854] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 855] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [ 39.539636][ T855] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 39.547006][ T855] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 39.555273][ T851] F2FS-fs (loop2): switch discard_unit option is not allowed [ 39.573849][ T855] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 855] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 854] <... futex resumed>) = 0 [pid 855] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 854] exit_group(0 [pid 855] <... futex resumed>) = ? [pid 854] <... exit_group resumed>) = ? [pid 855] +++ exited with 0 +++ [pid 854] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=854, si_uid=0, si_status=0, si_utime=4, si_stime=20} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 853] <... mount resumed>) = 0 [pid 853] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 853] chdir("./file4") = 0 [pid 853] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 853] ioctl(6, LOOP_CLR_FD) = 0 [pid 853] close(6) = 0 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 0 [pid 853] fspick(AT_FDCWD, ".", 0) = 6 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] <... futex resumed>) = 0 [pid 852] <... futex resumed>) = 1 [ 39.592743][ T853] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 39.601036][ T853] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 853] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... open resumed>) = 7 [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] <... futex resumed>) = 0 [pid 852] <... futex resumed>) = 1 [pid 853] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... futex resumed>) = 0 [pid 853] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 853] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 852] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 852] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 853] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 853] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 852] <... futex resumed>) = 0 [pid 853] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] exit_group(0) = ? [pid 853] <... futex resumed>) = ? [pid 853] +++ exited with 0 +++ [pid 852] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=852, si_uid=0, si_status=0, si_utime=4, si_stime=20} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./17/binderfs") = 0 [pid 296] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./17/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./17/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./17/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./17") = 0 [pid 295] mkdir("./18", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 877 [ 39.656586][ T853] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 299] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 877 attached [pid 877] set_robust_list(0x55555b91c6a0, 24 [pid 299] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 877] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 877] chdir("./18" [pid 299] newfstatat(AT_FDCWD, "./17/file4", [pid 877] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 877] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 877] setpgid(0, 0 [pid 299] openat(AT_FDCWD, "./17/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 877] <... setpgid resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(4, "", [pid 877] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 877] write(3, "1000", 4 [pid 299] getdents64(4, [pid 877] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 877] close(3 [pid 299] getdents64(4, [pid 877] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 877] symlink("/dev/binderfs", "./binderfs" [pid 299] close(4 [pid 877] <... symlink resumed>) = 0 executing program [pid 877] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 [pid 877] <... write resumed>) = 18 [pid 299] rmdir("./17/file4" [pid 877] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rmdir resumed>) = 0 [pid 877] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 877] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 299] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 877] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] close(3 [pid 877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... close resumed>) = 0 [pid 877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] rmdir("./17" [pid 877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... rmdir resumed>) = 0 [pid 877] <... mmap resumed>) = 0x7f25c8ee5000 [pid 877] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 299] mkdir("./18", 0777 [pid 877] <... mprotect resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 877] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 877] <... rt_sigprocmask resumed>[], 8) = 0 [pid 877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 299] <... openat resumed>) = 3 [pid 299] ioctl(3, LOOP_CLR_FD [pid 877] <... clone3 resumed> => {parent_tid=[878]}, 88) = 878 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] close(3 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... close resumed>) = 0 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 879 [pid 297] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 878 attached [pid 297] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 879 attached [pid 878] set_robust_list(0x7f25c8f059a0, 24 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 879] set_robust_list(0x55555b91c6a0, 24 [pid 878] <... set_robust_list resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./18/file4", [pid 879] <... set_robust_list resumed>) = 0 [pid 878] rt_sigprocmask(SIG_SETMASK, [], [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 878] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 879] chdir("./18" [pid 878] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] openat(AT_FDCWD, "./18/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 879] <... chdir resumed>) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = 0 [pid 297] <... openat resumed>) = 4 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 297] newfstatat(4, "", [pid 878] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 878] <... bpf resumed>) = 3 [pid 877] <... futex resumed>) = 0 [pid 297] getdents64(4, [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 878] <... futex resumed>) = 0 [pid 877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] getdents64(4, [pid 878] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 878] <... bpf resumed>) = 0 [pid 877] <... futex resumed>) = 0 [pid 297] close(4 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... close resumed>) = 0 [pid 878] <... futex resumed>) = 0 [pid 877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] rmdir("./18/file4" [pid 878] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... rmdir resumed>) = 0 [pid 879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 878] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 877] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 879] <... prctl resumed>) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 879] setpgid(0, 0 [pid 878] <... futex resumed>) = 0 [pid 877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 879] <... setpgid resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] close(3 [pid 879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 879] <... openat resumed>) = 3 [pid 878] bpf(BPF_MAP_CREATE, NULL, 0 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] rmdir("./18" [pid 879] write(3, "1000", 4 [pid 878] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... rmdir resumed>) = 0 [pid 879] <... write resumed>) = 4 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] mkdir("./19", 0777 [pid 879] close(3 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 879] <... close resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] symlink("/dev/binderfs", "./binderfs" [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 879] <... symlink resumed>) = 0 [pid 878] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... openat resumed>) = 3 [pid 879] write(1, "executing program\n", 18 [pid 878] <... bpf resumed>) = -1 EFAULT (Bad address) executing program [pid 297] ioctl(3, LOOP_CLR_FD [pid 879] <... write resumed>) = 18 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 879] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 297] close(3 [pid 879] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... close resumed>) = 0 [pid 879] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 879] <... rt_sigaction resumed>NULL, 8) = 0 [pid 878] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 878] <... socket resumed>) = 4 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 880 [pid 879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 879] <... mmap resumed>) = 0x7f25c8ee5000 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 879] <... mprotect resumed>) = 0 [pid 878] bpf(BPF_MAP_CREATE, NULL, 72 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] rt_sigprocmask(SIG_BLOCK, ~[], [pid 878] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 879] <... rt_sigprocmask resumed>[], 8) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... clone3 resumed> => {parent_tid=[881]}, 88) = 881 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 879] rt_sigprocmask(SIG_SETMASK, [], [pid 878] bpf(BPF_PROG_LOAD, NULL, 0 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 878] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 878] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 878] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 878] poll(NULL, 0, 8 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./17/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./17/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./17/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./17"./strace-static-x86_64: Process 880 attached ) = 0 [pid 298] mkdir("./18", 0777 [pid 880] set_robust_list(0x55555b91c6a0, 24 [pid 298] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3 [pid 880] <... set_robust_list resumed>) = 0 [pid 878] <... poll resumed>) = 0 (Timeout) [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 878] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... close resumed>) = 0 [pid 878] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 ./strace-static-x86_64: Process 881 attached [pid 880] chdir("./19" [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 881] set_robust_list(0x7f25c8f059a0, 24 [pid 880] <... chdir resumed>) = 0 [pid 878] memfd_create("syzkaller", 0 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 882 [pid 878] <... memfd_create resumed>) = 5 [pid 878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 878] <... mmap resumed>) = 0x7f25c0ae5000 [pid 881] <... set_robust_list resumed>) = 0 [pid 880] <... prctl resumed>) = 0 [pid 881] rt_sigprocmask(SIG_SETMASK, [], [pid 880] setpgid(0, 0./strace-static-x86_64: Process 882 attached [pid 882] set_robust_list(0x55555b91c6a0, 24 [pid 881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 880] <... setpgid resumed>) = 0 [pid 882] <... set_robust_list resumed>) = 0 [pid 881] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 882] chdir("./18" [pid 881] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 880] <... openat resumed>) = 3 [pid 882] <... chdir resumed>) = 0 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] write(3, "1000", 4 [pid 882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 881] <... futex resumed>) = 1 [pid 880] <... write resumed>) = 4 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 882] <... prctl resumed>) = 0 [pid 881] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 880] close(3 [pid 882] setpgid(0, 0 [pid 881] <... bpf resumed>) = 3 [pid 882] <... setpgid resumed>) = 0 [pid 880] <... close resumed>) = 0 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 881] <... futex resumed>) = 1 [pid 880] symlink("/dev/binderfs", "./binderfs" [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 880] <... symlink resumed>) = 0 [pid 881] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 882] <... openat resumed>) = 3 executing program [pid 881] <... bpf resumed>) = 0 [pid 880] write(1, "executing program\n", 18 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] write(3, "1000", 4 [pid 881] <... futex resumed>) = 1 [pid 880] <... write resumed>) = 18 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] <... write resumed>) = 4 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] close(3 [pid 879] <... futex resumed>) = 0 [pid 882] <... close resumed>) = 0 [pid 880] <... futex resumed>) = 0 [pid 880] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, executing program [pid 882] symlink("/dev/binderfs", "./binderfs" [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... rt_sigaction resumed>NULL, 8) = 0 [pid 879] <... futex resumed>) = 1 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 882] <... symlink resumed>) = 0 [pid 881] <... futex resumed>) = 0 [pid 880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 882] write(1, "executing program\n", 18 [pid 881] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 882] <... write resumed>) = 18 [pid 881] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 880] <... mmap resumed>) = 0x7f25c8ee5000 [pid 882] <... futex resumed>) = 0 [pid 879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 882] <... rt_sigaction resumed>NULL, 8) = 0 [pid 880] <... mprotect resumed>) = 0 [pid 882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 881] <... futex resumed>) = 0 [pid 880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 881] bpf(BPF_MAP_CREATE, NULL, 0 [pid 880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 882] <... mmap resumed>) = 0x7f25c8ee5000 [pid 881] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 882] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] <... mprotect resumed>) = 0 [pid 881] <... futex resumed>) = 0 [pid 880] <... clone3 resumed> => {parent_tid=[883]}, 88) = 883 [pid 879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] rt_sigprocmask(SIG_BLOCK, ~[], [pid 881] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] <... rt_sigprocmask resumed>[], 8) = 0 [pid 881] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 880] rt_sigprocmask(SIG_SETMASK, [], [pid 879] <... futex resumed>) = 0 [pid 882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... clone3 resumed> => {parent_tid=[884]}, 88) = 884 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] rt_sigprocmask(SIG_SETMASK, [], [pid 881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] <... futex resumed>) = 0 [pid 882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 881] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] <... socket resumed>) = 4 [pid 882] <... futex resumed>) = 0 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 879] <... futex resumed>) = 0 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 879] <... futex resumed>) = 0 [pid 881] bpf(BPF_MAP_CREATE, NULL, 72 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 879] <... futex resumed>) = 0 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 879] <... futex resumed>) = 0 [pid 881] bpf(BPF_PROG_LOAD, NULL, 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 879] <... futex resumed>) = 0 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] poll(NULL, 0, 8 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 883 attached [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 883] set_robust_list(0x7f25c8f059a0, 24./strace-static-x86_64: Process 884 attached [pid 884] set_robust_list(0x7f25c8f059a0, 24 [pid 883] <... set_robust_list resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./17/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./17/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./17/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./17/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 883] rt_sigprocmask(SIG_SETMASK, [], [pid 296] rmdir("./17" [pid 883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 883] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 296] mkdir("./18", 0777 [pid 883] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] <... mkdir resumed>) = 0 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 883] <... futex resumed>) = 1 [pid 880] <... futex resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 883] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... bpf resumed>) = 3 [pid 880] <... futex resumed>) = 0 [pid 296] ioctl(3, LOOP_CLR_FD [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 883] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... bpf resumed>) = 0 [pid 880] <... futex resumed>) = 0 [pid 296] close(3 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... close resumed>) = 0 [pid 883] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 881] <... poll resumed>) = 0 (Timeout) [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 884] <... set_robust_list resumed>) = 0 [pid 883] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... futex resumed>) = 0 [pid 884] rt_sigprocmask(SIG_SETMASK, [], [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] <... futex resumed>) = 1 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 885 [pid 884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 883] <... futex resumed>) = 0 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] bpf(BPF_MAP_CREATE, NULL, 0 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... futex resumed>) = 1 [pid 883] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 882] <... futex resumed>) = 0 [pid 884] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... bpf resumed>) = 3 [pid 883] <... futex resumed>) = 1 [pid 882] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 0 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 883] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 883] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 882] <... futex resumed>) = 0 [pid 884] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] <... futex resumed>) = 0 [pid 884] <... bpf resumed>) = 0 [pid 883] <... futex resumed>) = 1 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 1 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = 0 [pid 879] <... futex resumed>) = 1 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 883] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 883] <... socket resumed>) = 4 [pid 882] <... futex resumed>) = 0 [pid 881] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 883] <... futex resumed>) = 1 [pid 881] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 1 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 881] <... futex resumed>) = 1 [pid 880] <... futex resumed>) = 0 [pid 879] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 883] bpf(BPF_MAP_CREATE, NULL, 72 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 883] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 882] <... futex resumed>) = 0 [pid 881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] bpf(BPF_MAP_CREATE, NULL, 0 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] <... futex resumed>) = 0 [pid 884] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 883] <... futex resumed>) = 1 [pid 881] memfd_create("syzkaller", 0 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 884] <... futex resumed>) = 1 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 881] <... memfd_create resumed>) = 5 [pid 880] <... futex resumed>) = 0 ./strace-static-x86_64: Process 885 attached [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 883] bpf(BPF_PROG_LOAD, NULL, 0 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 883] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 882] <... futex resumed>) = 0 [pid 881] <... mmap resumed>) = 0x7f25c0ae5000 [pid 885] set_robust_list(0x55555b91c6a0, 24 [pid 884] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 883] <... futex resumed>) = 1 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 1 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 883] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 883] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 882] <... futex resumed>) = 0 [pid 884] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... socket resumed>) = 4 [pid 883] <... futex resumed>) = 1 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 1 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 883] poll(NULL, 0, 8 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 884] bpf(BPF_MAP_CREATE, NULL, 72 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 882] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 884] bpf(BPF_PROG_LOAD, NULL, 0 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 882] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 884] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 882] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 884] poll(NULL, 0, 8 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 885] <... set_robust_list resumed>) = 0 [pid 885] chdir("./18") = 0 [pid 885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 885] setpgid(0, 0) = 0 [pid 883] <... poll resumed>) = 0 (Timeout) [pid 885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 880] <... futex resumed>) = 0 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 880] <... futex resumed>) = 0 [pid 885] <... openat resumed>) = 3 [pid 883] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 885] write(3, "1000", 4 [pid 883] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 885] <... write resumed>) = 4 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] close(3 [pid 883] <... futex resumed>) = 1 [pid 880] <... futex resumed>) = 0 [pid 885] <... close resumed>) = 0 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] symlink("/dev/binderfs", "./binderfs" [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 880] <... futex resumed>) = 0 [pid 885] <... symlink resumed>) = 0 [pid 883] memfd_create("syzkaller", 0executing program [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 885] write(1, "executing program\n", 18 [pid 883] <... memfd_create resumed>) = 5 [pid 885] <... write resumed>) = 18 [pid 883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... mmap resumed>) = 0x7f25c0ae5000 [pid 885] <... futex resumed>) = 0 [pid 884] <... poll resumed>) = 0 (Timeout) [pid 885] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... rt_sigaction resumed>NULL, 8) = 0 [pid 884] <... futex resumed>) = 1 [pid 882] <... futex resumed>) = 0 [pid 885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 884] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 885] <... mmap resumed>) = 0x7f25c8ee5000 [pid 884] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 885] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... mprotect resumed>) = 0 [pid 884] <... futex resumed>) = 1 [pid 882] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 884] memfd_create("syzkaller", 0 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 884] <... memfd_create resumed>) = 5 [pid 884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 885] <... clone3 resumed> => {parent_tid=[886]}, 88) = 886 [pid 885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 886 attached [pid 886] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 886] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 885] <... futex resumed>) = 0 [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 885] <... futex resumed>) = 0 [pid 886] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... bpf resumed>) = 3 [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 885] <... futex resumed>) = 0 [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 885] <... futex resumed>) = 0 [pid 886] <... bpf resumed>) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 885] <... futex resumed>) = 0 [pid 886] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] bpf(BPF_MAP_CREATE, NULL, 0 [pid 885] <... futex resumed>) = 0 [pid 886] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 885] <... futex resumed>) = 0 [pid 886] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 885] <... futex resumed>) = 0 [pid 886] <... socket resumed>) = 4 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 885] <... futex resumed>) = 0 [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 0 [pid 885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 885] <... futex resumed>) = 0 [pid 886] bpf(BPF_PROG_LOAD, NULL, 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 885] <... futex resumed>) = 0 [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 885] <... futex resumed>) = 0 [pid 886] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = 0 [pid 885] <... futex resumed>) = 1 [pid 886] poll(NULL, 0, 8 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... poll resumed>) = 0 (Timeout) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 885] <... futex resumed>) = 0 [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 885] <... futex resumed>) = 0 [pid 886] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 886] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = 0 [pid 885] <... futex resumed>) = 1 [pid 886] memfd_create("syzkaller", 0) = 5 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 878] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 883] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 884] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 881] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 886] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 878] <... write resumed>) = 20699119 [pid 878] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 878] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 878] ioctl(6, LOOP_SET_FD, 5 [pid 881] <... write resumed>) = 20699119 [pid 881] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 881] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 881] ioctl(6, LOOP_SET_FD, 5 [pid 878] <... ioctl resumed>) = 0 [pid 881] <... ioctl resumed>) = 0 [pid 878] close(5 [pid 881] close(5 [pid 878] <... close resumed>) = 0 [pid 881] <... close resumed>) = 0 [pid 878] close(6 [pid 881] close(6 [pid 883] <... write resumed>) = 20699119 [pid 883] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 884] <... write resumed>) = 20699119 [pid 883] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 883] ioctl(6, LOOP_SET_FD, 5 [pid 878] <... close resumed>) = 0 [pid 878] mkdir("./file4", 0777) = 0 [pid 878] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 884] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 884] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 40.144560][ T878] loop0: detected capacity change from 0 to 40427 [ 40.164978][ T881] loop4: detected capacity change from 0 to 40427 [ 40.177659][ T883] loop2: detected capacity change from 0 to 40427 [ 40.185128][ T878] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [pid 884] ioctl(6, LOOP_SET_FD, 5 [pid 883] <... ioctl resumed>) = 0 [pid 883] close(5) = 0 [pid 883] close(6 [pid 884] <... ioctl resumed>) = 0 [pid 884] close(5) = 0 [pid 884] close(6 [pid 886] <... write resumed>) = 20699119 [pid 886] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 886] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 886] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 886] close(5) = 0 [pid 886] close(6 [pid 881] <... close resumed>) = 0 [pid 881] mkdir("./file4", 0777) = 0 [pid 881] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 883] <... close resumed>) = 0 [pid 884] <... close resumed>) = 0 [pid 883] mkdir("./file4", 0777 [pid 884] mkdir("./file4", 0777) = 0 [pid 883] <... mkdir resumed>) = 0 [pid 884] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 883] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 886] <... close resumed>) = 0 [ 40.192355][ T884] loop3: detected capacity change from 0 to 40427 [ 40.200233][ T878] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 40.203850][ T886] loop1: detected capacity change from 0 to 40427 [ 40.208320][ T878] F2FS-fs (loop0): fault_injection options not supported [ 40.221354][ T878] F2FS-fs (loop0): fault_type options not supported [ 40.229743][ T884] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 40.229783][ T883] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [pid 886] mkdir("./file4", 0777) = 0 [ 40.243012][ T884] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 40.249771][ T878] F2FS-fs (loop0): invalid crc value [ 40.251306][ T881] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 40.256703][ T883] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 40.263700][ T881] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 40.272192][ T883] F2FS-fs (loop2): fault_injection options not supported [ 40.279752][ T881] F2FS-fs (loop4): fault_injection options not supported [ 40.287450][ T878] F2FS-fs (loop0): Found nat_bits in checkpoint [ 40.293318][ T884] F2FS-fs (loop3): fault_injection options not supported [ 40.308486][ T881] F2FS-fs (loop4): fault_type options not supported [ 40.308544][ T886] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 40.315743][ T881] F2FS-fs (loop4): invalid crc value [ 40.333083][ T884] F2FS-fs (loop3): fault_type options not supported [ 40.333167][ T883] F2FS-fs (loop2): fault_type options not supported [ 40.340368][ T884] F2FS-fs (loop3): invalid crc value [ 40.346346][ T886] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 40.360826][ T886] F2FS-fs (loop1): fault_injection options not supported [ 40.368193][ T886] F2FS-fs (loop1): fault_type options not supported [ 40.368828][ T881] F2FS-fs (loop4): Found nat_bits in checkpoint [ 40.374617][ T883] F2FS-fs (loop2): invalid crc value [ 40.384729][ T884] F2FS-fs (loop3): Found nat_bits in checkpoint [pid 886] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 878] <... mount resumed>) = 0 [pid 878] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 878] chdir("./file4") = 0 [pid 878] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 878] ioctl(6, LOOP_CLR_FD) = 0 [pid 878] close(6) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 878] fspick(AT_FDCWD, ".", 0 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 878] <... fspick resumed>) = 6 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] <... futex resumed>) = 0 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = 0 [pid 877] <... futex resumed>) = 1 [pid 878] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 40.387145][ T886] F2FS-fs (loop1): invalid crc value [ 40.397991][ T878] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 40.404825][ T878] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 40.421885][ T883] F2FS-fs (loop2): Found nat_bits in checkpoint [ 40.429792][ T886] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 878] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... mount resumed>) = 0 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 884] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 878] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... openat resumed>) = 5 [pid 878] <... open resumed>) = 7 [pid 884] chdir("./file4" [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... chdir resumed>) = 0 [pid 878] <... futex resumed>) = 1 [pid 884] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 884] <... openat resumed>) = 6 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] ioctl(6, LOOP_CLR_FD) = 0 [pid 878] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 877] <... futex resumed>) = 0 [pid 884] close(6 [pid 878] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... close resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 1 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 878] sendfile(-1, -1, NULL, 281483568746501 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 878] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 882] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 884] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = 1 [pid 878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] fspick(AT_FDCWD, ".", 0 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 878] sendmsg(4, NULL, 0 [pid 877] <... futex resumed>) = 0 [pid 884] <... fspick resumed>) = 6 [pid 878] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] <... futex resumed>) = 1 [pid 878] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] <... futex resumed>) = 0 [pid 878] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 878] <... futex resumed>) = 0 [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = 1 [pid 881] <... mount resumed>) = 0 [pid 877] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 877] <... futex resumed>) = 1 [pid 878] <... futex resumed>) = 0 [ 40.446089][ T878] F2FS-fs (loop0): switch discard_unit option is not allowed [ 40.453672][ T884] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 40.453817][ T881] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 40.466113][ T884] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 40.475604][ T881] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 881] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 878] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 877] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 878] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 878] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 877] <... futex resumed>) = 0 [pid 878] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] exit_group(0 [pid 878] <... futex resumed>) = ? [pid 877] <... exit_group resumed>) = ? [pid 878] +++ exited with 0 +++ [pid 877] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=877, si_uid=0, si_status=0, si_utime=3, si_stime=13} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 881] <... openat resumed>) = 5 [pid 881] chdir("./file4") = 0 [pid 881] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 881] ioctl(6, LOOP_CLR_FD) = 0 [pid 881] close(6) = 0 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 881] fspick(AT_FDCWD, ".", 0) = 6 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 881] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./18/binderfs") = 0 [pid 295] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 881] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 882] <... futex resumed>) = 0 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 881] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 881] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 881] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 1 [pid 881] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 881] <... futex resumed>) = 1 [pid 881] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 879] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 881] <... futex resumed>) = 1 [pid 881] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 881] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 0 [pid 879] exit_group(0) = ? [pid 881] <... futex resumed>) = ? [pid 881] +++ exited with 0 +++ [pid 879] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=879, si_uid=0, si_status=0, si_utime=8, si_stime=24} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = 1 [pid 884] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 886] <... mount resumed>) = 0 [pid 884] <... open resumed>) = 7 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 884] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 882] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 884] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... openat resumed>) = 3 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(3, "", [pid 884] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] getdents64(3, [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 884] sendfile(-1, -1, NULL, 281483568746501 [pid 299] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./18/binderfs", [pid 884] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] unlink("./18/binderfs" [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 882] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 884] sendmsg(4, NULL, 0 [pid 299] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 882] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 886] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 886] chdir("./file4") = 0 [pid 886] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 886] ioctl(6, LOOP_CLR_FD) = 0 [pid 886] close(6) = 0 [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 1 [pid 886] fspick(AT_FDCWD, ".", 0) = 6 [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 1 [ 40.493669][ T884] F2FS-fs (loop3): switch discard_unit option is not allowed [ 40.496896][ T886] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 40.510773][ T881] F2FS-fs (loop4): switch discard_unit option is not allowed [ 40.521131][ T886] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 40.535323][ T886] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 886] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = 1 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 884] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 882] <... futex resumed>) = 0 [pid 884] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 882] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 884] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 882] <... futex resumed>) = 0 [pid 884] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 884] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 884] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] exit_group(0) = ? [pid 884] <... futex resumed>) = ? [pid 886] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 884] +++ exited with 0 +++ [pid 882] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=882, si_uid=0, si_status=0, si_utime=5, si_stime=18} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 1 [pid 886] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 298] <... restart_syscall resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] <... open resumed>) = 7 [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 1 [pid 886] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 1 [pid 886] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... futex resumed>) = 1 [pid 886] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 886] <... futex resumed>) = 1 [pid 886] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 885] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 886] <... futex resumed>) = 1 [pid 886] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 886] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] <... futex resumed>) = 0 [pid 885] exit_group(0) = ? [pid 886] <... futex resumed>) = ? [pid 886] +++ exited with 0 +++ [pid 885] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=885, si_uid=0, si_status=0, si_utime=6, si_stime=18} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 883] <... mount resumed>) = 0 [pid 883] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 883] chdir("./file4") = 0 [pid 883] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 883] ioctl(6, LOOP_CLR_FD) = 0 [pid 883] close(6) = 0 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 0 [pid 883] fspick(AT_FDCWD, ".", 0) = 6 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 880] <... futex resumed>) = 1 [pid 296] getdents64(3, [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./18/binderfs") = 0 [pid 296] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 883] <... futex resumed>) = 0 [pid 883] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 883] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = 1 [pid 883] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = 1 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 880] <... futex resumed>) = 0 [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 880] <... futex resumed>) = 0 [pid 883] sendmsg(4, NULL, 0 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 880] <... futex resumed>) = 0 [pid 883] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 880] <... futex resumed>) = 0 [pid 883] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 880] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 883] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 880] <... futex resumed>) = 0 [pid 883] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 883] <... futex resumed>) = 0 [pid 880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 883] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 880] exit_group(0) = ? [pid 883] <... futex resumed>) = ? [pid 883] +++ exited with 0 +++ [pid 880] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=880, si_uid=0, si_status=0, si_utime=6, si_stime=19} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./19/binderfs") = 0 [ 40.542572][ T883] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 40.551228][ T883] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 40.584884][ T883] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 297] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./18/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./18/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./18/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./18") = 0 [pid 295] mkdir("./19", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 909 ./strace-static-x86_64: Process 909 attached [pid 909] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 909] chdir("./19") = 0 [pid 909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 909] setpgid(0, 0) = 0 [pid 909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 909] write(3, "1000", 4) = 4 [pid 909] close(3) = 0 [pid 909] symlink("/dev/binderfs", "./binderfs") = 0 [pid 909] write(1, "executing program\n", 18executing program ) = 18 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 909] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 909] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[910]}, 88) = 910 ./strace-static-x86_64: Process 910 attached [pid 910] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 910] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 910] <... futex resumed>) = 0 [pid 910] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... bpf resumed>) = 3 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 910] <... futex resumed>) = 0 [pid 910] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = 1 [pid 910] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = 1 [pid 910] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = 1 [pid 910] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = 1 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] <... futex resumed>) = 0 [pid 910] bpf(BPF_MAP_CREATE, NULL, 72 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] bpf(BPF_PROG_LOAD, NULL, 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 909] <... futex resumed>) = 0 [pid 910] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 910] poll(NULL, 0, 8 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... poll resumed>) = 0 (Timeout) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 910] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 909] <... futex resumed>) = 0 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 910] memfd_create("syzkaller", 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... memfd_create resumed>) = 5 [pid 909] <... futex resumed>) = 0 [pid 910] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 910] <... mmap resumed>) = 0x7f25c0ae5000 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./18/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./18/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./18/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./18") = 0 [pid 299] mkdir("./19", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3 [pid 296] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 911 ./strace-static-x86_64: Process 911 attached [pid 296] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 911] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 911] chdir("./19" [pid 296] newfstatat(AT_FDCWD, "./18/file4", [pid 911] <... chdir resumed>) = 0 [pid 911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 911] <... prctl resumed>) = 0 [pid 296] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 911] setpgid(0, 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 911] <... setpgid resumed>) = 0 [pid 296] openat(AT_FDCWD, "./18/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 296] <... openat resumed>) = 4 [pid 911] write(3, "1000", 4 [pid 296] newfstatat(4, "", [pid 911] <... write resumed>) = 4 [pid 911] close(3 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 911] <... close resumed>) = 0 [pid 296] getdents64(4, [pid 911] symlink("/dev/binderfs", "./binderfs" [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 911] <... symlink resumed>) = 0 [pid 296] getdents64(4, [pid 911] write(1, "executing program\n", 18executing program [pid 296] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 911] <... write resumed>) = 18 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 296] close(4 [pid 911] <... rt_sigaction resumed>NULL, 8) = 0 [pid 911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] <... close resumed>) = 0 [pid 911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 296] rmdir("./18/file4" [pid 911] <... mmap resumed>) = 0x7f25c8ee5000 [pid 911] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 911] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... rmdir resumed>) = 0 [pid 911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 911] <... clone3 resumed> => {parent_tid=[912]}, 88) = 912 [pid 911] rt_sigprocmask(SIG_SETMASK, [], [pid 296] close(3 [pid 911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... close resumed>) = 0 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] rmdir("./18") = 0 [pid 296] mkdir("./19", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 ./strace-static-x86_64: Process 912 attached [pid 298] <... umount2 resumed>) = 0 [pid 296] ioctl(3, LOOP_CLR_FD [pid 912] set_robust_list(0x7f25c8f059a0, 24 [pid 298] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 296] close(3 [pid 912] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 912] rt_sigprocmask(SIG_SETMASK, [], [pid 298] newfstatat(AT_FDCWD, "./18/file4", [pid 296] <... close resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 913 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./18/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./18/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./18/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3./strace-static-x86_64: Process 913 attached ) = 0 [pid 298] rmdir("./18" [pid 913] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 913] chdir("./19") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./19", 0777 [pid 913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 913] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 914 attached [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 914 [pid 914] set_robust_list(0x55555b91c6a0, 24 [pid 913] setpgid(0, 0 [pid 912] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 913] <... setpgid resumed>) = 0 [pid 912] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 1 [pid 912] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 912] <... futex resumed>) = 1 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 913] <... openat resumed>) = 3 [pid 912] poll(NULL, 0, 8 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 914] <... set_robust_list resumed>) = 0 [pid 913] write(3, "1000", 4) = 4 [pid 913] close(3 [pid 914] chdir("./19" [pid 913] <... close resumed>) = 0 [pid 913] symlink("/dev/binderfs", "./binderfs" [pid 914] <... chdir resumed>) = 0 [pid 913] <... symlink resumed>) = 0 executing program [pid 913] write(1, "executing program\n", 18 [pid 914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 913] <... write resumed>) = 18 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... prctl resumed>) = 0 [pid 913] <... futex resumed>) = 0 [pid 914] setpgid(0, 0 [pid 297] <... umount2 resumed>) = 0 [pid 913] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 914] <... setpgid resumed>) = 0 [pid 913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./19/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 914] <... openat resumed>) = 3 [pid 913] <... mmap resumed>) = 0x7f25c8ee5000 [pid 913] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 914] write(3, "1000", 4 [pid 297] openat(AT_FDCWD, "./19/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 914] <... write resumed>) = 4 [pid 913] <... mprotect resumed>) = 0 [pid 297] <... openat resumed>) = 4 [pid 913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 914] close(3 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 914] <... close resumed>) = 0 [pid 913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 914] symlink("/dev/binderfs", "./binderfs" [pid 913] <... clone3 resumed> => {parent_tid=[915]}, 88) = 915 [pid 297] getdents64(4, [pid 913] rt_sigprocmask(SIG_SETMASK, [], [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 915 attached [pid 914] <... symlink resumed>) = 0 [pid 913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 914] write(1, "executing program\n", 18 [pid 297] close(4 [pid 913] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... close resumed>) = 0 [pid 914] <... write resumed>) = 18 [pid 297] rmdir("./19/file4") = 0 [pid 297] getdents64(3, [pid 914] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3 [pid 914] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 297] rmdir("./19" [pid 915] set_robust_list(0x7f25c8f059a0, 24 [pid 914] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 297] <... rmdir resumed>) = 0 [pid 297] mkdir("./20", 0777 [pid 914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 915] <... set_robust_list resumed>) = 0 [pid 914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 915] rt_sigprocmask(SIG_SETMASK, [], [pid 914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] <... openat resumed>) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 912] <... poll resumed>) = 0 (Timeout) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 912] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] <... futex resumed>) = 0 [pid 912] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 912] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] <... futex resumed>) = 0 [pid 912] memfd_create("syzkaller", 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 912] <... memfd_create resumed>) = 5 [pid 912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 914] <... mmap resumed>) = 0x7f25c8ee5000 [pid 914] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[916]}, 88) = 916 [pid 914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148./strace-static-x86_64: Process 916 attached ) = -1 EFAULT (Bad address) [pid 916] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 916] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 915] <... futex resumed>) = 1 [pid 914] <... futex resumed>) = 0 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 917 ./strace-static-x86_64: Process 917 attached [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... futex resumed>) = 0 [pid 913] <... futex resumed>) = 1 [pid 917] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 915] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] chdir("./20") = 0 [pid 917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 917] setpgid(0, 0) = 0 [pid 917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 915] <... bpf resumed>) = 3 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... openat resumed>) = 3 [pid 916] <... futex resumed>) = 0 [pid 914] <... futex resumed>) = 1 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] write(3, "1000", 4) = 4 [pid 917] close(3) = 0 [pid 917] symlink("/dev/binderfs", "./binderfs" [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 917] <... symlink resumed>) = 0 executing program [pid 917] write(1, "executing program\n", 18) = 18 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 917] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 915] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... bpf resumed>) = 0 [pid 914] <... futex resumed>) = 1 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 916] <... futex resumed>) = 0 [pid 915] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 916] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 915] bpf(BPF_MAP_CREATE, NULL, 0 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 915] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 914] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 0 [pid 915] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 915] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] <... futex resumed>) = 1 [pid 915] <... futex resumed>) = 1 [pid 914] <... futex resumed>) = 0 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] <... futex resumed>) = 0 [pid 913] <... futex resumed>) = 0 [pid 916] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 915] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... socket resumed>) = 4 [pid 916] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 916] <... futex resumed>) = 1 [pid 915] bpf(BPF_MAP_CREATE, NULL, 72 [pid 914] <... futex resumed>) = 0 [pid 913] <... futex resumed>) = 0 [pid 915] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 915] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 916] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 915] bpf(BPF_PROG_LOAD, NULL, 0 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 916] <... socket resumed>) = 4 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 915] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] <... clone3 resumed> => {parent_tid=[918]}, 88) = 918 [pid 915] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 914] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 916] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] <... futex resumed>) = 1 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] bpf(BPF_MAP_CREATE, NULL, 72 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 0 [pid 916] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 915] poll(NULL, 0, 8 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 914] <... futex resumed>) = 0 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 916] bpf(BPF_PROG_LOAD, NULL, 0 [pid 914] <... futex resumed>) = 0 [pid 916] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 0 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] rt_sigprocmask(SIG_SETMASK, [], [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 916] <... futex resumed>) = 0 [pid 914] <... futex resumed>) = 1 [pid 916] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 916] <... futex resumed>) = 0 [pid 914] <... futex resumed>) = 1 [pid 916] poll(NULL, 0, 8 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... poll resumed>) = 0 (Timeout) ./strace-static-x86_64: Process 918 attached [pid 918] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 918] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 916] <... poll resumed>) = 0 (Timeout) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 916] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 918] <... bpf resumed>) = 0 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 918] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 918] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [pid 915] <... futex resumed>) = 1 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = 0 [pid 918] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 916] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 914] <... futex resumed>) = 1 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 916] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 915] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 0 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] memfd_create("syzkaller", 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 915] <... futex resumed>) = 0 [pid 916] <... memfd_create resumed>) = 5 [pid 914] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 916] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 915] memfd_create("syzkaller", 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 913] <... futex resumed>) = 0 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 916] <... mmap resumed>) = 0x7f25c0ae5000 [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 915] <... memfd_create resumed>) = 5 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 918] poll(NULL, 0, 8 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 915] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... mmap resumed>) = 0x7f25c0ae5000 [pid 918] <... poll resumed>) = 0 (Timeout) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 918] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 917] <... futex resumed>) = 0 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 0 [pid 917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 918] memfd_create("syzkaller", 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... memfd_create resumed>) = 5 [pid 917] <... futex resumed>) = 0 [pid 918] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 918] <... mmap resumed>) = 0x7f25c0ae5000 [pid 910] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 912] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 910] <... write resumed>) = 20699119 [pid 910] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 910] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 910] ioctl(6, LOOP_SET_FD, 5 [pid 916] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 915] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 910] <... ioctl resumed>) = 0 [pid 910] close(5) = 0 [pid 910] close(6 [pid 918] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 910] <... close resumed>) = 0 [pid 910] mkdir("./file4", 0777) = 0 [ 41.045833][ T910] loop0: detected capacity change from 0 to 40427 [ 41.071814][ T910] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 41.089041][ T910] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 910] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 912] <... write resumed>) = 20699119 [pid 912] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 912] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 912] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 912] close(5) = 0 [pid 912] close(6 [pid 916] <... write resumed>) = 20699119 [pid 916] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 916] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 41.116249][ T910] F2FS-fs (loop0): fault_injection options not supported [ 41.133399][ T910] F2FS-fs (loop0): fault_type options not supported [ 41.142084][ T912] loop4: detected capacity change from 0 to 40427 [ 41.157450][ T910] F2FS-fs (loop0): invalid crc value [pid 916] ioctl(6, LOOP_SET_FD, 5 [pid 915] <... write resumed>) = 20699119 [pid 912] <... close resumed>) = 0 [pid 912] mkdir("./file4", 0777 [pid 915] munmap(0x7f25c0ae5000, 138412032 [pid 912] <... mkdir resumed>) = 0 [pid 912] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 918] <... write resumed>) = 20699119 [pid 918] munmap(0x7f25c0ae5000, 138412032 [pid 915] <... munmap resumed>) = 0 [pid 915] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 918] <... munmap resumed>) = 0 [pid 918] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 918] ioctl(6, LOOP_SET_FD, 5 [pid 915] <... openat resumed>) = 6 [pid 918] <... ioctl resumed>) = 0 [pid 918] close(5) = 0 [pid 918] close(6 [pid 916] <... ioctl resumed>) = 0 [pid 916] close(5) = 0 [pid 916] close(6 [pid 915] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 915] close(5) = 0 [pid 915] close(6 [pid 918] <... close resumed>) = 0 [pid 916] <... close resumed>) = 0 [pid 918] mkdir("./file4", 0777 [pid 916] mkdir("./file4", 0777 [pid 918] <... mkdir resumed>) = 0 [pid 916] <... mkdir resumed>) = 0 [pid 918] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 41.186436][ T916] loop3: detected capacity change from 0 to 40427 [ 41.196101][ T918] loop2: detected capacity change from 0 to 40427 [ 41.202994][ T910] F2FS-fs (loop0): Found nat_bits in checkpoint [ 41.209456][ T915] loop1: detected capacity change from 0 to 40427 [ 41.227493][ T918] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [pid 916] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 915] <... close resumed>) = 0 [pid 915] mkdir("./file4", 0777) = 0 [ 41.235210][ T912] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 41.235290][ T916] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 41.245837][ T912] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 41.260529][ T912] F2FS-fs (loop4): fault_injection options not supported [ 41.262550][ T918] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 41.268563][ T912] F2FS-fs (loop4): fault_type options not supported [ 41.282338][ T916] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 41.282960][ T910] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 41.290685][ T916] F2FS-fs (loop3): fault_injection options not supported [ 41.305124][ T918] F2FS-fs (loop2): fault_injection options not supported [ 41.312045][ T915] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 41.319196][ T912] F2FS-fs (loop4): invalid crc value [ 41.323891][ T918] F2FS-fs (loop2): fault_type options not supported [pid 915] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 910] <... mount resumed>) = 0 [pid 910] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 910] chdir("./file4") = 0 [pid 910] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 910] ioctl(6, LOOP_CLR_FD) = 0 [pid 910] close(6) = 0 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 910] fspick(AT_FDCWD, ".", 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... fspick resumed>) = 6 [pid 909] <... futex resumed>) = 0 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 41.324406][ T915] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 41.331148][ T916] F2FS-fs (loop3): fault_type options not supported [ 41.344586][ T910] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 41.346731][ T918] F2FS-fs (loop2): invalid crc value [ 41.352879][ T915] F2FS-fs (loop1): fault_injection options not supported [ 41.359234][ T916] F2FS-fs (loop3): invalid crc value [ 41.364796][ T915] F2FS-fs (loop1): fault_type options not supported [ 41.377161][ T915] F2FS-fs (loop1): invalid crc value [pid 910] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 910] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = 0 [pid 909] <... futex resumed>) = 1 [pid 910] sendmsg(4, NULL, 0 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 909] <... futex resumed>) = 0 [pid 910] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 909] <... futex resumed>) = 0 [pid 910] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 909] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 909] <... futex resumed>) = 0 [pid 910] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 910] <... futex resumed>) = 0 [ 41.377450][ T912] F2FS-fs (loop4): Found nat_bits in checkpoint [ 41.387167][ T910] F2FS-fs (loop0): switch discard_unit option is not allowed [ 41.401425][ T916] F2FS-fs (loop3): Found nat_bits in checkpoint [ 41.407549][ T918] F2FS-fs (loop2): Found nat_bits in checkpoint [ 41.414732][ T915] F2FS-fs (loop1): Found nat_bits in checkpoint [ 41.425199][ T912] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [pid 910] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] exit_group(0 [pid 910] <... futex resumed>) = ? [pid 909] <... exit_group resumed>) = ? [pid 910] +++ exited with 0 +++ [pid 909] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=909, si_uid=0, si_status=0, si_utime=3, si_stime=18} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./19/binderfs") = 0 [pid 295] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 912] <... mount resumed>) = 0 [pid 912] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 912] chdir("./file4") = 0 [pid 912] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 912] ioctl(6, LOOP_CLR_FD) = 0 [pid 912] close(6) = 0 [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 912] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 0 [pid 912] fspick(AT_FDCWD, ".", 0) = 6 [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 41.434607][ T912] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 912] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 912] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 916] <... mount resumed>) = 0 [pid 916] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 916] chdir("./file4") = 0 [pid 916] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 911] <... futex resumed>) = 1 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] <... futex resumed>) = 0 [pid 912] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 912] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 912] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 912] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] <... futex resumed>) = 0 [pid 912] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 911] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 912] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 912] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 912] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] exit_group(0) = ? [pid 912] <... futex resumed>) = ? [pid 912] +++ exited with 0 +++ [pid 911] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=911, si_uid=0, si_status=0, si_utime=3, si_stime=14} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 916] <... openat resumed>) = 6 [pid 916] ioctl(6, LOOP_CLR_FD) = 0 [pid 916] close(6) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./19/binderfs") = 0 [pid 299] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [ 41.467157][ T912] F2FS-fs (loop4): switch discard_unit option is not allowed [ 41.477971][ T916] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 41.485103][ T916] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 916] fspick(AT_FDCWD, ".", 0) = 6 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 916] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 916] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 916] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 916] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 916] <... futex resumed>) = 1 [pid 916] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 916] <... futex resumed>) = 1 [pid 916] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 914] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 916] <... futex resumed>) = 1 [pid 916] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 916] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 0 [pid 914] exit_group(0) = ? [pid 916] <... futex resumed>) = ? [pid 916] +++ exited with 0 +++ [pid 914] +++ exited with 0 +++ [pid 918] <... mount resumed>) = 0 [pid 918] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=914, si_uid=0, si_status=0, si_utime=4, si_stime=20} --- [pid 918] <... openat resumed>) = 5 [pid 915] <... mount resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 915] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 918] chdir("./file4") = 0 [pid 915] chdir("./file4") = 0 [pid 918] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 915] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 918] ioctl(6, LOOP_CLR_FD) = 0 [pid 915] ioctl(6, LOOP_CLR_FD) = 0 [pid 918] close(6 [pid 915] close(6 [pid 918] <... close resumed>) = 0 [pid 915] <... close resumed>) = 0 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... futex resumed>) = 1 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 918] fspick(AT_FDCWD, ".", 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 918] <... fspick resumed>) = 6 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 1 [ 41.521035][ T918] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 41.524415][ T916] F2FS-fs (loop3): switch discard_unit option is not allowed [ 41.528227][ T918] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 41.542555][ T915] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 41.549789][ T915] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 918] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... futex resumed>) = 0 [pid 915] fspick(AT_FDCWD, ".", 0) = 6 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 913] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 918] <... futex resumed>) = 1 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = 0 [pid 917] <... futex resumed>) = 1 [pid 915] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 918] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] <... open resumed>) = 7 [pid 918] <... open resumed>) = 7 [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 918] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 0 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 0 [pid 913] <... futex resumed>) = 1 [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 915] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 915] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] sendfile(-1, -1, NULL, 281483568746501 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 915] <... futex resumed>) = 0 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 918] sendmsg(4, NULL, 0 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 918] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 918] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 915] <... futex resumed>) = 0 [pid 913] <... futex resumed>) = 1 [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] sendfile(-1, -1, NULL, 281483568746501 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 915] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 918] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 917] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 918] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 918] <... futex resumed>) = 1 [pid 917] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 918] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] exit_group(0 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 918] <... futex resumed>) = ? [pid 917] <... exit_group resumed>) = ? [pid 915] sendmsg(4, NULL, 0 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 918] +++ exited with 0 +++ [pid 917] +++ exited with 0 +++ [pid 915] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=917, si_uid=0, si_status=0, si_utime=5, si_stime=15} --- [pid 915] <... futex resumed>) = 1 [pid 913] <... futex resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 915] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 915] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 913] <... futex resumed>) = 0 [pid 915] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 913] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 915] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 915] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 913] <... futex resumed>) = 0 [pid 915] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 913] exit_group(0 [pid 915] <... futex resumed>) = ? [pid 913] <... exit_group resumed>) = ? [pid 915] +++ exited with 0 +++ [pid 913] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=913, si_uid=0, si_status=0, si_utime=5, si_stime=18} --- [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... openat resumed>) = 3 [pid 296] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... openat resumed>) = 3 [pid 297] getdents64(3, [pid 296] newfstatat(3, "", [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] getdents64(3, [pid 297] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] unlink("./20/binderfs") = 0 [pid 296] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./19/binderfs") = 0 [ 41.565869][ T918] F2FS-fs (loop2): switch discard_unit option is not allowed [ 41.574739][ T915] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 296] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./19/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./19/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./19/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./19") = 0 [pid 295] mkdir("./20", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 940 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./19/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./19/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./19/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3./strace-static-x86_64: Process 940 attached ) = 0 [pid 940] set_robust_list(0x55555b91c6a0, 24 [pid 298] rmdir("./19") = 0 [pid 940] <... set_robust_list resumed>) = 0 [pid 940] chdir("./20") = 0 [pid 940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 940] setpgid(0, 0) = 0 [pid 940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] mkdir("./20", 0777) = 0 [pid 940] <... openat resumed>) = 3 [pid 940] write(3, "1000", 4) = 4 [pid 940] close(3) = 0 [pid 940] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3executing program ) = 0 [pid 940] write(1, "executing program\n", 18) = 18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 940] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 940] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 940] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 941 [pid 940] <... clone3 resumed> => {parent_tid=[942]}, 88) = 942 [pid 940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 941 attached [pid 941] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 941] chdir("./20") = 0 [pid 941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 941] setpgid(0, 0) = 0 [pid 941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 941] write(3, "1000", 4) = 4 [pid 941] close(3) = 0 [pid 941] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 941] write(1, "executing program\n", 18) = 18 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 941] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[943]}, 88) = 943 [pid 941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 943 attached [pid 943] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 943] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = 1 [pid 943] poll(NULL, 0, 8 [pid 299] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 942 attached [pid 299] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 942] set_robust_list(0x7f25c8f059a0, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./19/file4", [pid 942] <... set_robust_list resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 942] rt_sigprocmask(SIG_SETMASK, [], [pid 299] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 943] <... poll resumed>) = 0 (Timeout) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 941] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 943] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 941] <... futex resumed>) = 0 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] openat(AT_FDCWD, "./19/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 943] <... futex resumed>) = 0 [pid 941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 943] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 943] memfd_create("syzkaller", 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 942] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 943] <... memfd_create resumed>) = 5 [pid 943] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(4, "", [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] getdents64(4, [pid 942] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 942] <... bpf resumed>) = 3 [pid 299] getdents64(4, [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 299] close(4 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 299] <... close resumed>) = 0 [pid 942] <... bpf resumed>) = 0 [pid 299] rmdir("./19/file4" [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rmdir resumed>) = 0 [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 299] getdents64(3, [pid 942] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] close(3 [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] bpf(BPF_MAP_CREATE, NULL, 0 [pid 299] rmdir("./19") = 0 [pid 942] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] mkdir("./20", 0777 [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... mkdir resumed>) = 0 [pid 942] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 942] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... openat resumed>) = 3 [pid 942] <... socket resumed>) = 4 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] ioctl(3, LOOP_CLR_FD [pid 942] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] bpf(BPF_MAP_CREATE, NULL, 72 [pid 940] <... futex resumed>) = 0 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 942] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] close(3 [pid 942] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] bpf(BPF_PROG_LOAD, NULL, 0 [pid 940] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 944 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] poll(NULL, 0, 8) = 0 (Timeout) ./strace-static-x86_64: Process 944 attached [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] set_robust_list(0x55555b91c6a0, 24 [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 944] <... set_robust_list resumed>) = 0 [pid 942] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 944] chdir("./20" [pid 942] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 944] <... chdir resumed>) = 0 [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 942] <... futex resumed>) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 944] <... prctl resumed>) = 0 [pid 942] memfd_create("syzkaller", 0 [pid 944] setpgid(0, 0) = 0 [pid 942] <... memfd_create resumed>) = 5 [pid 944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 942] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 944] <... openat resumed>) = 3 [pid 944] write(3, "1000", 4) = 4 [pid 944] close(3) = 0 [pid 944] symlink("/dev/binderfs", "./binderfs") = 0 [pid 944] write(1, "executing program\n", 18executing program ) = 18 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 944] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 944] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 944] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[945]}, 88) = 945 [pid 944] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 945 attached [pid 945] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 945] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 945] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... bpf resumed>) = 3 [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 945] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... bpf resumed>) = 0 [pid 944] <... futex resumed>) = 0 [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 0 [pid 944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 945] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 944] <... futex resumed>) = 0 [pid 945] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 945] bpf(BPF_MAP_CREATE, NULL, 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 945] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 944] <... futex resumed>) = 0 [pid 945] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... socket resumed>) = 4 [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 945] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 944] <... futex resumed>) = 0 [pid 945] bpf(BPF_MAP_CREATE, NULL, 72 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 945] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 944] <... futex resumed>) = 0 [pid 945] bpf(BPF_PROG_LOAD, NULL, 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] poll(NULL, 0, 8) = 0 (Timeout) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 945] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = 0 [pid 944] <... futex resumed>) = 1 [pid 945] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 945] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = 0 [pid 944] <... futex resumed>) = 1 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 945] memfd_create("syzkaller", 0) = 5 [pid 945] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./20/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./20/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./20/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./20") = 0 [pid 297] mkdir("./21", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 296] <... umount2 resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 946 ./strace-static-x86_64: Process 946 attached [pid 296] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 946] set_robust_list(0x55555b91c6a0, 24 [pid 296] newfstatat(AT_FDCWD, "./19/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 946] <... set_robust_list resumed>) = 0 [pid 296] umount2("./19/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./19/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", [pid 946] chdir("./21" [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 946] <... chdir resumed>) = 0 [pid 946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] getdents64(4, [pid 946] <... prctl resumed>) = 0 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 946] setpgid(0, 0) = 0 [pid 296] getdents64(4, [pid 946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./19/file4" [pid 946] <... openat resumed>) = 3 [pid 946] write(3, "1000", 4) = 4 [pid 946] close(3) = 0 [pid 946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 296] <... rmdir resumed>) = 0 [pid 946] write(1, "executing program\n", 18executing program ) = 18 [pid 296] getdents64(3, [pid 946] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 296] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] close(3 [pid 946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 296] <... close resumed>) = 0 [pid 946] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 296] rmdir("./19" [pid 946] <... mprotect resumed>) = 0 [pid 946] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[947]}, 88) = 947 [pid 946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 947 attached [pid 296] mkdir("./20", 0777 [pid 947] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 947] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 296] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 947] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] <... openat resumed>) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... close resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 947] <... futex resumed>) = 1 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 948 [pid 947] <... bpf resumed>) = 3 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 946] <... futex resumed>) = 0 [pid 947] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 947] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 948 attached [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 946] <... futex resumed>) = 0 [pid 947] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] chdir("./20") = 0 [pid 946] <... futex resumed>) = 0 [pid 947] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 948] setpgid(0, 0 [pid 947] <... futex resumed>) = 0 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 948] <... setpgid resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] bpf(BPF_MAP_CREATE, NULL, 0 [pid 946] <... futex resumed>) = 0 [pid 947] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] <... openat resumed>) = 3 [pid 947] <... futex resumed>) = 0 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 946] <... futex resumed>) = 0 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 0 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 946] <... futex resumed>) = 0 [pid 947] <... socket resumed>) = 4 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] bpf(BPF_MAP_CREATE, NULL, 72 [pid 946] <... futex resumed>) = 0 [pid 947] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] bpf(BPF_PROG_LOAD, NULL, 0 [pid 946] <... futex resumed>) = 0 [pid 947] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 946] <... futex resumed>) = 0 [pid 947] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] poll(NULL, 0, 8 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] write(3, "1000", 4) = 4 [pid 948] close(3) = 0 [pid 948] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 948] write(1, "executing program\n", 18) = 18 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 948] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 948] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[949]}, 88) = 949 [pid 948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... poll resumed>) = 0 (Timeout) ./strace-static-x86_64: Process 949 attached [pid 949] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 949] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 947] <... futex resumed>) = 1 [pid 946] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 946] <... futex resumed>) = 0 [pid 947] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... bpf resumed>) = 3 [pid 947] <... futex resumed>) = 1 [pid 946] <... futex resumed>) = 0 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 947] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 946] <... futex resumed>) = 0 [pid 949] <... bpf resumed>) = 0 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] memfd_create("syzkaller", 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 948] <... futex resumed>) = 0 [pid 947] <... memfd_create resumed>) = 5 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 947] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 949] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 947] <... mmap resumed>) = 0x7f25c0ae5000 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 1 [pid 949] poll(NULL, 0, 8) = 0 (Timeout) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 948] <... futex resumed>) = 0 [pid 949] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 948] <... futex resumed>) = 0 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 949] memfd_create("syzkaller", 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... memfd_create resumed>) = 5 [pid 948] <... futex resumed>) = 0 [pid 949] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 949] <... mmap resumed>) = 0x7f25c0ae5000 [pid 943] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 942] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 945] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 949] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 942] <... write resumed>) = 20699119 [pid 947] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 942] munmap(0x7f25c0ae5000, 138412032 [pid 943] <... write resumed>) = 20699119 [pid 943] munmap(0x7f25c0ae5000, 138412032 [pid 942] <... munmap resumed>) = 0 [pid 942] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 942] ioctl(6, LOOP_SET_FD, 5 [pid 943] <... munmap resumed>) = 0 [pid 943] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 943] ioctl(6, LOOP_SET_FD, 5 [pid 942] <... ioctl resumed>) = 0 [pid 942] close(5) = 0 [pid 942] close(6 [pid 943] <... ioctl resumed>) = 0 [pid 943] close(5) = 0 [pid 943] close(6 [pid 942] <... close resumed>) = 0 [pid 942] mkdir("./file4", 0777) = 0 [ 42.088401][ T942] loop0: detected capacity change from 0 to 40427 [ 42.089059][ T943] loop3: detected capacity change from 0 to 40427 [pid 942] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 947] <... write resumed>) = 20699119 [pid 947] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 947] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 947] ioctl(6, LOOP_SET_FD, 5 [pid 945] <... write resumed>) = 20699119 [pid 947] <... ioctl resumed>) = 0 [pid 947] close(5) = 0 [pid 947] close(6 [pid 945] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 945] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 945] ioctl(6, LOOP_SET_FD, 5 [pid 949] <... write resumed>) = 20699119 [pid 943] <... close resumed>) = 0 [pid 943] mkdir("./file4", 0777) = 0 [pid 943] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 949] munmap(0x7f25c0ae5000, 138412032 [pid 945] <... ioctl resumed>) = 0 [pid 945] close(5) = 0 [pid 949] <... munmap resumed>) = 0 [pid 945] close(6 [pid 949] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 949] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 949] close(5) = 0 [pid 949] close(6 [pid 945] <... close resumed>) = 0 [pid 945] mkdir("./file4", 0777) = 0 [pid 945] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 947] <... close resumed>) = 0 [ 42.155357][ T947] loop2: detected capacity change from 0 to 40427 [ 42.164192][ T945] loop4: detected capacity change from 0 to 40427 [ 42.170840][ T943] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 42.172666][ T949] loop1: detected capacity change from 0 to 40427 [ 42.178053][ T943] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 42.192216][ T943] F2FS-fs (loop3): fault_injection options not supported [pid 947] mkdir("./file4", 0777) = 0 [pid 949] <... close resumed>) = 0 [pid 949] mkdir("./file4", 0777) = 0 [pid 949] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 42.199428][ T942] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 42.199641][ T945] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 42.206848][ T942] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 42.213540][ T945] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 42.223042][ T943] F2FS-fs (loop3): fault_type options not supported [ 42.233832][ T945] F2FS-fs (loop4): fault_injection options not supported [ 42.235581][ T949] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 42.242342][ T945] F2FS-fs (loop4): fault_type options not supported [ 42.249607][ T942] F2FS-fs (loop0): fault_injection options not supported [ 42.262623][ T942] F2FS-fs (loop0): fault_type options not supported [ 42.264066][ T947] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 42.269234][ T949] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 42.275903][ T947] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 42.284695][ T949] F2FS-fs (loop1): fault_injection options not supported [ 42.308087][ T942] F2FS-fs (loop0): invalid crc value [ 42.308734][ T947] F2FS-fs (loop2): fault_injection options not supported [ 42.319776][ T949] F2FS-fs (loop1): fault_type options not supported [ 42.320224][ T945] F2FS-fs (loop4): invalid crc value [ 42.327969][ T949] F2FS-fs (loop1): invalid crc value [ 42.332023][ T947] F2FS-fs (loop2): fault_type options not supported [ 42.338570][ T942] F2FS-fs (loop0): Found nat_bits in checkpoint [ 42.344041][ T943] F2FS-fs (loop3): invalid crc value [pid 947] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 942] <... mount resumed>) = 0 [pid 942] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 942] chdir("./file4") = 0 [pid 942] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 942] ioctl(6, LOOP_CLR_FD) = 0 [pid 942] close(6) = 0 [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] <... futex resumed>) = 0 [pid 940] <... futex resumed>) = 1 [pid 942] fspick(AT_FDCWD, ".", 0 [ 42.355034][ T947] F2FS-fs (loop2): invalid crc value [ 42.355330][ T945] F2FS-fs (loop4): Found nat_bits in checkpoint [ 42.367008][ T947] F2FS-fs (loop2): Found nat_bits in checkpoint [ 42.381865][ T949] F2FS-fs (loop1): Found nat_bits in checkpoint [ 42.386484][ T942] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 42.395244][ T942] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] <... fspick resumed>) = 6 [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] <... futex resumed>) = 0 [pid 940] <... futex resumed>) = 1 [pid 942] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 942] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 940] <... futex resumed>) = 0 [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 940] <... futex resumed>) = 0 [pid 942] sendmsg(4, NULL, 0 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 940] <... futex resumed>) = 0 [pid 942] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 942] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 940] <... futex resumed>) = 0 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 940] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 940] <... futex resumed>) = 0 [pid 942] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 940] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 942] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 942] <... futex resumed>) = 0 [pid 940] exit_group(0 [pid 942] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 940] <... exit_group resumed>) = ? [pid 942] +++ exited with 0 +++ [pid 940] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=940, si_uid=0, si_status=0, si_utime=5, si_stime=15} --- [ 42.412919][ T943] F2FS-fs (loop3): Found nat_bits in checkpoint [ 42.419629][ T942] F2FS-fs (loop0): switch discard_unit option is not allowed [ 42.444208][ T947] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./20/binderfs" [pid 947] <... mount resumed>) = 0 [pid 947] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 947] chdir("./file4") = 0 [pid 947] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 947] ioctl(6, LOOP_CLR_FD) = 0 [pid 947] close(6) = 0 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 1 [pid 947] fspick(AT_FDCWD, ".", 0) = 6 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 1 [pid 947] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 1 [pid 947] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 1 [pid 947] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 1 [pid 947] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 947] <... futex resumed>) = 1 [pid 947] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 947] <... futex resumed>) = 1 [pid 947] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 946] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 947] <... futex resumed>) = 1 [pid 947] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 947] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... futex resumed>) = 0 [pid 946] exit_group(0) = ? [pid 947] <... futex resumed>) = ? [pid 947] +++ exited with 0 +++ [pid 946] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=946, si_uid=0, si_status=0, si_utime=3, si_stime=19} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 945] <... mount resumed>) = 0 [pid 945] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 945] chdir("./file4") = 0 [pid 945] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 945] ioctl(6, LOOP_CLR_FD) = 0 [pid 945] close(6) = 0 [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [pid 945] fspick(AT_FDCWD, ".", 0) = 6 [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [ 42.463306][ T947] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 42.478197][ T947] F2FS-fs (loop2): switch discard_unit option is not allowed [ 42.485729][ T945] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 42.493120][ T943] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 42.493293][ T945] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 945] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [pid 945] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [pid 945] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [pid 945] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [pid 945] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 945] <... futex resumed>) = 1 [pid 945] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 944] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 945] <... futex resumed>) = 1 [pid 945] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 945] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 944] <... futex resumed>) = 0 [pid 944] exit_group(0) = ? [pid 945] <... futex resumed>) = ? [pid 945] +++ exited with 0 +++ [pid 944] +++ exited with 0 +++ [pid 943] <... mount resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=944, si_uid=0, si_status=0, si_utime=3, si_stime=25} --- [pid 297] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 297] newfstatat(3, "", [pid 299] newfstatat(3, "", [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, [pid 299] getdents64(3, [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./21/binderfs", [pid 299] newfstatat(AT_FDCWD, "./20/binderfs", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./21/binderfs" [pid 299] unlink("./20/binderfs" [pid 297] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 943] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 943] chdir("./file4") = 0 [pid 943] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 943] ioctl(6, LOOP_CLR_FD) = 0 [pid 943] close(6 [pid 949] <... mount resumed>) = 0 [pid 943] <... close resumed>) = 0 [pid 949] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... openat resumed>) = 5 [pid 943] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] chdir("./file4" [pid 943] fspick(AT_FDCWD, ".", 0 [pid 949] <... chdir resumed>) = 0 [pid 943] <... fspick resumed>) = 6 [pid 949] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... openat resumed>) = 6 [pid 943] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 42.500433][ T949] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 42.510880][ T945] F2FS-fs (loop4): switch discard_unit option is not allowed [ 42.521148][ T943] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 42.528045][ T949] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 949] ioctl(6, LOOP_CLR_FD) = 0 [pid 949] close(6) = 0 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] fspick(AT_FDCWD, ".", 0) = 6 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 943] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = 1 [pid 949] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 949] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 948] <... futex resumed>) = 0 [pid 943] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... open resumed>) = 7 [pid 949] <... open resumed>) = 7 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = 1 [pid 949] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 949] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 943] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 949] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 949] <... futex resumed>) = 1 [pid 943] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 949] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 943] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 949] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 949] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 943] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = 0 [pid 941] <... futex resumed>) = 1 [pid 949] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = 1 [pid 943] sendmsg(4, NULL, 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 949] sendmsg(4, NULL, 0 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 949] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 949] <... futex resumed>) = 1 [pid 948] <... futex resumed>) = 0 [pid 943] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 948] <... futex resumed>) = 0 [pid 943] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 949] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 943] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 949] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 949] <... futex resumed>) = 1 [pid 948] <... futex resumed>) = 0 [pid 943] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 948] <... futex resumed>) = 0 [pid 941] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 949] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 948] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 943] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 949] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 943] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 949] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 949] <... futex resumed>) = 1 [pid 948] <... futex resumed>) = 0 [pid 949] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] exit_group(0 [pid 943] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 949] <... futex resumed>) = ? [pid 948] <... exit_group resumed>) = ? [pid 943] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] exit_group(0 [pid 949] +++ exited with 0 +++ [pid 948] +++ exited with 0 +++ [pid 943] <... futex resumed>) = ? [pid 941] <... exit_group resumed>) = ? [pid 943] +++ exited with 0 +++ [pid 941] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=948, si_uid=0, si_status=0, si_utime=6, si_stime=21} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=941, si_uid=0, si_status=0, si_utime=4, si_stime=21} --- [pid 298] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 296] <... openat resumed>) = 3 [pid 298] newfstatat(3, "", [pid 296] newfstatat(3, "", [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, [pid 296] getdents64(3, [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 298] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./20/binderfs", [pid 296] newfstatat(AT_FDCWD, "./20/binderfs", [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./20/binderfs" [pid 296] unlink("./20/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 298] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 42.559023][ T943] F2FS-fs (loop3): switch discard_unit option is not allowed [ 42.575067][ T949] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 296] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./20/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./20/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./20/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./20") = 0 [pid 299] mkdir("./21", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x55555b91c690) = 971 ./strace-static-x86_64: Process 971 attached [pid 971] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 971] chdir("./21") = 0 [pid 971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 971] setpgid(0, 0) = 0 [pid 971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 971] write(3, "1000", 4) = 4 [pid 971] close(3) = 0 [pid 971] symlink("/dev/binderfs", "./binderfs") = 0 [pid 971] write(1, "executing program\n", 18) = 18 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 971] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 971] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[972]}, 88) = 972 [pid 971] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 972 attached [pid 972] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 972] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = 0 [pid 972] <... futex resumed>) = 1 [pid 972] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] <... umount2 resumed>) = 0 [pid 297] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 971] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./21/file4", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./20/file4", [pid 972] <... futex resumed>) = 1 [pid 297] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 972] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] openat(AT_FDCWD, "./21/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 972] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... openat resumed>) = 4 [pid 295] openat(AT_FDCWD, "./20/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... openat resumed>) = 4 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] poll(NULL, 0, 8 [pid 297] getdents64(4, [pid 295] newfstatat(4, "", [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, [pid 295] getdents64(4, [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] close(4 [pid 295] getdents64(4, [pid 297] <... close resumed>) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] rmdir("./21/file4" [pid 295] close(4 [pid 297] <... rmdir resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 297] getdents64(3, [pid 295] rmdir("./20/file4" [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 297] close(3 [pid 295] getdents64(3, [pid 297] <... close resumed>) = 0 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] rmdir("./21" [pid 295] close(3 [pid 297] <... rmdir resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 295] rmdir("./20" [pid 297] mkdir("./22", 0777 [pid 295] <... rmdir resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 295] mkdir("./21", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 297] <... openat resumed>) = 3 [pid 297] ioctl(3, LOOP_CLR_FD [pid 295] <... openat resumed>) = 3 [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 295] ioctl(3, LOOP_CLR_FD [pid 297] close(3 [pid 295] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 297] <... close resumed>) = 0 [pid 295] close(3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... close resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 972] <... poll resumed>) = 0 (Timeout) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 971] <... futex resumed>) = 0 [pid 972] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 971] <... futex resumed>) = 0 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 0 [pid 971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 972] memfd_create("syzkaller", 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... memfd_create resumed>) = 5 [pid 971] <... futex resumed>) = 0 [pid 972] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 972] <... mmap resumed>) = 0x7f25c0ae5000 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 973 [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 974 ./strace-static-x86_64: Process 974 attached [pid 974] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 974] chdir("./21") = 0 [pid 974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 974] setpgid(0, 0) = 0 [pid 974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 974] write(3, "1000", 4) = 4 [pid 974] close(3) = 0 [pid 974] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 973 attached [pid 973] set_robust_list(0x55555b91c6a0, 24 [pid 974] <... symlink resumed>) = 0 [pid 973] <... set_robust_list resumed>) = 0 [pid 973] chdir("./22" [pid 974] write(1, "executing program\n", 18executing program ) = 18 [pid 973] <... chdir resumed>) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 973] setpgid(0, 0 [pid 974] <... futex resumed>) = 0 [pid 973] <... setpgid resumed>) = 0 [pid 974] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 974] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 973] <... openat resumed>) = 3 [pid 973] write(3, "1000", 4) = 4 [pid 974] <... mprotect resumed>) = 0 [pid 973] close(3) = 0 [pid 974] rt_sigprocmask(SIG_BLOCK, ~[], [pid 973] symlink("/dev/binderfs", "./binderfs" [pid 974] <... rt_sigprocmask resumed>[], 8) = 0 [pid 974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 973] <... symlink resumed>) = 0 [pid 974] <... clone3 resumed> => {parent_tid=[975]}, 88) = 975 executing program [pid 973] write(1, "executing program\n", 18) = 18 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 974] rt_sigprocmask(SIG_SETMASK, [], [pid 973] <... mmap resumed>) = 0x7f25c8ee5000 [pid 973] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 973] <... mprotect resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0}./strace-static-x86_64: Process 975 attached => {parent_tid=[976]}, 88) = 976 [pid 973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 975] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... bpf resumed>) = 3 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 975] <... futex resumed>) = 1 [pid 975] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 975] <... bpf resumed>) = 0 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 974] <... futex resumed>) = 0 [pid 975] bpf(BPF_MAP_CREATE, NULL, 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 976 attached [pid 976] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 976] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 975] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 975] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 1 [pid 976] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 975] <... socket resumed>) = 4 [pid 976] <... bpf resumed>) = 3 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 1 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 975] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 975] <... futex resumed>) = 1 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] bpf(BPF_PROG_LOAD, NULL, 0 [pid 974] <... futex resumed>) = 0 [pid 976] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 976] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 973] <... futex resumed>) = 0 [pid 975] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 1 [pid 296] <... umount2 resumed>) = 0 [pid 976] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 0 [pid 296] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 976] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 976] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 973] <... futex resumed>) = 0 [pid 975] poll(NULL, 0, 8 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... socket resumed>) = 4 [pid 973] <... futex resumed>) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 976] bpf(BPF_MAP_CREATE, NULL, 72 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 973] <... futex resumed>) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] bpf(BPF_PROG_LOAD, NULL, 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] newfstatat(AT_FDCWD, "./20/file4", [pid 976] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 973] <... futex resumed>) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 976] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 973] <... futex resumed>) = 0 [pid 296] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] poll(NULL, 0, 8 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./20/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./20/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./20") = 0 [pid 296] mkdir("./21", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3 [pid 975] <... poll resumed>) = 0 (Timeout) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... poll resumed>) = 0 (Timeout) [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 973] <... futex resumed>) = 0 [pid 976] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 973] <... futex resumed>) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] memfd_create("syzkaller", 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... memfd_create resumed>) = 5 [pid 973] <... futex resumed>) = 0 [pid 976] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 976] <... mmap resumed>) = 0x7f25c0ae5000 [pid 975] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 975] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 974] <... futex resumed>) = 0 [pid 975] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 975] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] memfd_create("syzkaller", 0 [pid 974] <... futex resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 975] <... memfd_create resumed>) = 5 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 975] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 975] <... mmap resumed>) = 0x7f25c0ae5000 [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 977 [pid 298] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 977 attached [pid 977] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 977] chdir("./21") = 0 [pid 977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 977] setpgid(0, 0) = 0 [pid 977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 977] write(3, "1000", 4) = 4 [pid 977] close(3) = 0 [pid 977] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 977] write(1, "executing program\n", 18) = 18 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 977] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[978]}, 88) = 978 [pid 977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 978 attached [pid 978] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 978] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 978] <... bpf resumed>) = 3 [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 298] newfstatat(AT_FDCWD, "./20/file4", [pid 978] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 978] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] umount2("./20/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] openat(AT_FDCWD, "./20/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 978] <... futex resumed>) = 1 [pid 978] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... openat resumed>) = 4 [pid 298] newfstatat(4, "", [pid 978] <... futex resumed>) = 1 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 978] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] getdents64(4, [pid 978] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 978] <... socket resumed>) = 4 [pid 298] getdents64(4, [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 978] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] poll(NULL, 0, 8 [pid 298] close(4) = 0 [pid 298] rmdir("./20/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./20") = 0 [pid 298] mkdir("./21", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3 [pid 978] <... poll resumed>) = 0 (Timeout) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] memfd_create("syzkaller", 0) = 5 [pid 978] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 298] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 979 ./strace-static-x86_64: Process 979 attached [pid 979] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 979] chdir("./21") = 0 [pid 979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 979] setpgid(0, 0) = 0 [pid 979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 979] write(3, "1000", 4) = 4 [pid 979] close(3) = 0 [pid 979] symlink("/dev/binderfs", "./binderfs") = 0 [pid 979] write(1, "executing program\n", 18executing program ) = 18 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 979] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[980]}, 88) = 980 [pid 979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 980 attached [pid 980] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 980] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... futex resumed>) = 0 [pid 979] <... futex resumed>) = 1 [pid 980] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... bpf resumed>) = 3 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] <... futex resumed>) = 0 [pid 980] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... futex resumed>) = 0 [pid 979] <... futex resumed>) = 1 [pid 980] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... futex resumed>) = 0 [pid 979] <... futex resumed>) = 1 [pid 980] bpf(BPF_MAP_CREATE, NULL, 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 980] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... socket resumed>) = 4 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 980] bpf(BPF_MAP_CREATE, NULL, 72 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 980] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 980] bpf(BPF_PROG_LOAD, NULL, 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 980] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 979] <... futex resumed>) = 0 [pid 975] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... futex resumed>) = 0 [pid 979] <... futex resumed>) = 1 [pid 980] poll(NULL, 0, 8 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... poll resumed>) = 0 (Timeout) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... futex resumed>) = 0 [pid 979] <... futex resumed>) = 1 [pid 980] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] <... futex resumed>) = 0 [pid 980] memfd_create("syzkaller", 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 980] <... memfd_create resumed>) = 5 [pid 980] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 976] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 978] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 975] <... write resumed>) = 20699119 [pid 975] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 975] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 975] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 975] close(5) = 0 [pid 975] close(6 [pid 972] <... write resumed>) = 20699119 [pid 972] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 972] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 975] <... close resumed>) = 0 [pid 975] mkdir("./file4", 0777) = 0 [pid 975] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 972] <... openat resumed>) = 6 [ 43.057949][ T975] loop0: detected capacity change from 0 to 40427 [pid 972] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 980] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 972] close(5) = 0 [pid 972] close(6 [pid 978] <... write resumed>) = 20699119 [pid 978] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 978] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 978] ioctl(6, LOOP_SET_FD, 5 [pid 976] <... write resumed>) = 20699119 [pid 976] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 976] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 976] ioctl(6, LOOP_SET_FD, 5 [pid 978] <... ioctl resumed>) = 0 [pid 978] close(5) = 0 [pid 976] <... ioctl resumed>) = 0 [pid 976] close(5) = 0 [pid 976] close(6 [ 43.117545][ T972] loop4: detected capacity change from 0 to 40427 [ 43.147643][ T978] loop1: detected capacity change from 0 to 40427 [ 43.149358][ T976] loop2: detected capacity change from 0 to 40427 [pid 978] close(6 [pid 972] <... close resumed>) = 0 [pid 972] mkdir("./file4", 0777) = 0 [pid 972] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 978] <... close resumed>) = 0 [pid 976] <... close resumed>) = 0 [pid 978] mkdir("./file4", 0777 [pid 976] mkdir("./file4", 0777 [pid 978] <... mkdir resumed>) = 0 [pid 976] <... mkdir resumed>) = 0 [pid 978] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 43.165181][ T975] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 43.173370][ T972] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 43.187446][ T976] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 43.187461][ T978] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 43.196013][ T975] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 43.209390][ T976] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 976] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 980] <... write resumed>) = 20699119 [ 43.211924][ T972] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 43.226138][ T976] F2FS-fs (loop2): fault_injection options not supported [ 43.229014][ T978] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 43.243045][ T975] F2FS-fs (loop0): fault_injection options not supported [ 43.248267][ T972] F2FS-fs (loop4): fault_injection options not supported [ 43.250207][ T976] F2FS-fs (loop2): fault_type options not supported [pid 980] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 980] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 980] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 980] close(5) = 0 [pid 980] close(6) = 0 [ 43.257424][ T978] F2FS-fs (loop1): fault_injection options not supported [ 43.264338][ T975] F2FS-fs (loop0): fault_type options not supported [ 43.270755][ T972] F2FS-fs (loop4): fault_type options not supported [ 43.277970][ T978] F2FS-fs (loop1): fault_type options not supported [ 43.283527][ T976] F2FS-fs (loop2): invalid crc value [ 43.289792][ T975] F2FS-fs (loop0): invalid crc value [ 43.296708][ T980] loop3: detected capacity change from 0 to 40427 [ 43.300225][ T972] F2FS-fs (loop4): invalid crc value [ 43.311605][ T976] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 980] mkdir("./file4", 0777) = 0 [ 43.312719][ T978] F2FS-fs (loop1): invalid crc value [ 43.322812][ T980] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 43.330115][ T980] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 43.339042][ T975] F2FS-fs (loop0): Found nat_bits in checkpoint [ 43.356250][ T980] F2FS-fs (loop3): fault_injection options not supported [pid 980] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 976] <... mount resumed>) = 0 [pid 976] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [ 43.363427][ T980] F2FS-fs (loop3): fault_type options not supported [ 43.371200][ T972] F2FS-fs (loop4): Found nat_bits in checkpoint [ 43.377520][ T978] F2FS-fs (loop1): Found nat_bits in checkpoint [ 43.377707][ T976] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 43.392229][ T976] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 43.403424][ T980] F2FS-fs (loop3): invalid crc value [ 43.408995][ T975] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [pid 976] chdir("./file4") = 0 [pid 976] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 975] <... mount resumed>) = 0 [pid 976] ioctl(6, LOOP_CLR_FD) = 0 [pid 975] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 976] close(6) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 973] <... futex resumed>) = 0 [pid 976] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = 1 [pid 976] fspick(AT_FDCWD, ".", 0 [pid 975] <... openat resumed>) = 5 [pid 976] <... fspick resumed>) = 6 [pid 975] chdir("./file4" [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] <... chdir resumed>) = 0 [pid 976] <... futex resumed>) = 1 [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 975] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 976] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 975] <... openat resumed>) = 6 [pid 975] ioctl(6, LOOP_CLR_FD) = 0 [pid 975] close(6) = 0 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 974] <... futex resumed>) = 0 [pid 975] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 974] <... futex resumed>) = 0 [pid 975] fspick(AT_FDCWD, ".", 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... fspick resumed>) = 6 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 974] <... futex resumed>) = 0 [pid 975] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 976] <... futex resumed>) = 1 [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 975] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... open resumed>) = 7 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 975] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 976] <... futex resumed>) = 1 [pid 975] <... open resumed>) = 7 [pid 976] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... futex resumed>) = 1 [ 43.416169][ T975] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 43.431223][ T980] F2FS-fs (loop3): Found nat_bits in checkpoint [ 43.438582][ T976] F2FS-fs (loop2): switch discard_unit option is not allowed [ 43.453695][ T975] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 975] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 973] <... futex resumed>) = 0 [pid 975] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... futex resumed>) = 1 [pid 975] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 975] <... futex resumed>) = 1 [pid 975] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 975] <... futex resumed>) = 1 [pid 975] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 974] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 975] <... futex resumed>) = 1 [pid 975] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 975] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 974] exit_group(0) = ? [pid 975] <... futex resumed>) = ? [pid 975] +++ exited with 0 +++ [pid 974] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=974, si_uid=0, si_status=0, si_utime=5, si_stime=18} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = 1 [pid 976] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... mount resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./21/binderfs") = 0 [pid 295] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 978] chdir("./file4") = 0 [pid 978] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 978] ioctl(6, LOOP_CLR_FD) = 0 [pid 978] close(6) = 0 [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [pid 978] fspick(AT_FDCWD, ".", 0) = 6 [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] <... futex resumed>) = 1 [ 43.463958][ T978] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 43.469352][ T975] handle_bad_sector: 40 callbacks suppressed [ 43.469367][ T975] attempt to access beyond end of device [ 43.469367][ T975] loop0: rw=2049, want=53256, limit=40427 [ 43.474340][ T978] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 43.482127][ T976] attempt to access beyond end of device [ 43.482127][ T976] loop2: rw=2049, want=53256, limit=40427 [ 43.496488][ T978] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 978] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 972] <... mount resumed>) = 0 [pid 972] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 972] chdir("./file4") = 0 [pid 972] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 972] ioctl(6, LOOP_CLR_FD) = 0 [pid 972] close(6) = 0 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 972] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 978] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 976] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 976] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 977] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = 0 [pid 971] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = 1 [pid 977] <... futex resumed>) = 1 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 971] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = 0 [pid 972] <... futex resumed>) = 0 [pid 978] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 976] sendfile(-1, -1, NULL, 281483568746501 [pid 972] fspick(AT_FDCWD, ".", 0 [pid 978] <... open resumed>) = 7 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... fspick resumed>) = 6 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = 1 [pid 972] <... futex resumed>) = 0 [pid 978] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 976] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 972] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 973] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = 1 [pid 971] <... futex resumed>) = 1 [pid 980] <... mount resumed>) = 0 [pid 977] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = 0 [pid 972] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 980] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 978] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] sendmsg(4, NULL, 0 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... openat resumed>) = 5 [pid 980] chdir("./file4") = 0 [pid 980] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 980] ioctl(6, LOOP_CLR_FD) = 0 [pid 980] close(6) = 0 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] fspick(AT_FDCWD, ".", 0) = 6 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 43.512586][ T972] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 43.513379][ T980] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 43.520077][ T972] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 43.528338][ T295] attempt to access beyond end of device [ 43.528338][ T295] loop0: rw=2049, want=45104, limit=40427 [ 43.534490][ T980] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 43.555522][ T972] F2FS-fs (loop4): switch discard_unit option is not allowed [ 43.562986][ T978] attempt to access beyond end of device [pid 980] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 978] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 976] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 972] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 973] <... futex resumed>) = 0 [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] <... futex resumed>) = 1 [pid 977] <... futex resumed>) = 0 [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... futex resumed>) = 1 [pid 971] <... futex resumed>) = 0 [pid 978] sendfile(-1, -1, NULL, 281483568746501 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = 1 [pid 972] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... futex resumed>) = 0 [pid 976] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 971] <... futex resumed>) = 0 [pid 972] <... open resumed>) = 7 [pid 980] <... futex resumed>) = 1 [pid 979] <... futex resumed>) = 0 [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... futex resumed>) = 0 [pid 979] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] <... futex resumed>) = 1 [pid 973] <... futex resumed>) = 0 [pid 972] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 977] <... futex resumed>) = 0 [pid 976] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 973] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 973] <... futex resumed>) = 0 [pid 976] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 976] <... futex resumed>) = 0 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 976] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 973] exit_group(0 [pid 976] <... futex resumed>) = ? [pid 973] <... exit_group resumed>) = ? [pid 976] +++ exited with 0 +++ [pid 973] +++ exited with 0 +++ [pid 971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 978] <... futex resumed>) = 1 [pid 977] <... futex resumed>) = 0 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 980] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... futex resumed>) = 1 [pid 980] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 978] sendmsg(4, NULL, 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=973, si_uid=0, si_status=0, si_utime=5, si_stime=20} --- [pid 978] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... futex resumed>) = 0 [pid 971] <... futex resumed>) = 1 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 972] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 980] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 978] <... futex resumed>) = 1 [pid 977] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 978] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 977] <... futex resumed>) = 0 [pid 978] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 978] <... futex resumed>) = 1 [pid 977] <... futex resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 978] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 977] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(3, "", [pid 978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 977] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 978] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 977] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 297] getdents64(3, [pid 978] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 978] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] <... futex resumed>) = 1 [pid 977] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 978] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 977] exit_group(0 [pid 297] newfstatat(AT_FDCWD, "./22/binderfs", [pid 978] <... futex resumed>) = ? [pid 977] <... exit_group resumed>) = ? [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 978] +++ exited with 0 +++ [pid 977] +++ exited with 0 +++ [pid 297] unlink("./22/binderfs") = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=977, si_uid=0, si_status=0, si_utime=1, si_stime=22} --- [pid 297] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 980] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 979] <... futex resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 972] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./21/binderfs") = 0 [pid 296] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 980] <... futex resumed>) = 0 [pid 980] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... futex resumed>) = 1 [pid 980] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 980] <... futex resumed>) = 1 [pid 980] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... futex resumed>) = 0 [pid 979] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 979] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 980] <... futex resumed>) = 1 [pid 980] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 980] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... futex resumed>) = 0 [pid 979] exit_group(0) = ? [pid 980] <... futex resumed>) = ? [pid 980] +++ exited with 0 +++ [pid 979] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=979, si_uid=0, si_status=0, si_utime=3, si_stime=23} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 0 [pid 972] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 1 [pid 972] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 972] <... futex resumed>) = 1 [pid 972] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 971] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 972] <... futex resumed>) = 1 [pid 972] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [ 43.562986][ T978] loop1: rw=2049, want=53256, limit=40427 [ 43.564934][ T980] F2FS-fs (loop3): switch discard_unit option is not allowed [ 43.585861][ T980] attempt to access beyond end of device [ 43.585861][ T980] loop3: rw=2049, want=53256, limit=40427 [ 43.598213][ T972] attempt to access beyond end of device [ 43.598213][ T972] loop4: rw=2049, want=53256, limit=40427 [ 43.609630][ T297] attempt to access beyond end of device [pid 972] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 971] <... futex resumed>) = 0 [pid 971] exit_group(0) = ? [pid 298] <... restart_syscall resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 972] <... futex resumed>) = ? [pid 972] +++ exited with 0 +++ [pid 971] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=971, si_uid=0, si_status=0, si_utime=7, si_stime=18} --- [ 43.609630][ T297] loop2: rw=2049, want=45104, limit=40427 [ 43.620904][ T296] attempt to access beyond end of device [ 43.620904][ T296] loop1: rw=2049, want=45104, limit=40427 [ 43.633727][ T298] attempt to access beyond end of device [ 43.633727][ T298] loop3: rw=2049, want=45104, limit=40427 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./21/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./21/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./21/file4" [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./21/binderfs") = 0 [pid 299] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... rmdir resumed>) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./21") = 0 [pid 295] mkdir("./22", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1002 ./strace-static-x86_64: Process 1002 attached [pid 1002] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1002] chdir("./22") = 0 [pid 1002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1002] setpgid(0, 0) = 0 [pid 1002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1002] write(3, "1000", 4) = 4 [pid 1002] close(3) = 0 [pid 1002] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1002] write(1, "executing program\n", 18) = 18 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1002] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1003]}, 88) = 1003 [pid 1002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 43.688321][ T299] attempt to access beyond end of device [ 43.688321][ T299] loop4: rw=2049, want=45104, limit=40427 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 1003 attached [pid 297] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./22/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1003] set_robust_list(0x7f25c8f059a0, 24 [pid 297] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1003] <... set_robust_list resumed>) = 0 [pid 1003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1003] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 1 [pid 1003] poll(NULL, 0, 8 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./22/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./22/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./22") = 0 [pid 297] mkdir("./23", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1004 ./strace-static-x86_64: Process 1004 attached [pid 1004] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1004] chdir("./23") = 0 [pid 1004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1004] setpgid(0, 0) = 0 [pid 1004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1004] write(3, "1000", 4) = 4 [pid 1004] close(3) = 0 [pid 1004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1004] write(1, "executing program\n", 18executing program ) = 18 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1004] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1004] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1004] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1004] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1003] <... poll resumed>) = 0 (Timeout) [pid 1004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1004] <... clone3 resumed> => {parent_tid=[1005]}, 88) = 1005 ./strace-static-x86_64: Process 1005 attached [pid 1005] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] rt_sigprocmask(SIG_SETMASK, [], [pid 1003] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] memfd_create("syzkaller", 0 [pid 1004] <... futex resumed>) = 1 [pid 1003] <... memfd_create resumed>) = 5 [pid 1005] <... futex resumed>) = 0 [pid 1005] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1003] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1005] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1003] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1005] <... futex resumed>) = 0 [pid 1005] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1005] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1004] <... futex resumed>) = 1 [pid 1005] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] <... futex resumed>) = 0 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] poll(NULL, 0, 8 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... poll resumed>) = 0 (Timeout) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] <... futex resumed>) = 0 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1004] <... futex resumed>) = 0 [pid 1005] memfd_create("syzkaller", 0 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... memfd_create resumed>) = 5 [pid 1004] <... futex resumed>) = 0 [pid 1005] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1005] <... mmap resumed>) = 0x7f25c0ae5000 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./21/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./21/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./21/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./21") = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] mkdir("./22", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/file4", [pid 299] close(3 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./21/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./21/file4") = 0 [pid 299] <... clone resumed>, child_tidptr=0x55555b91c690) = 1006 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./21") = 0 [pid 296] <... umount2 resumed>) = 0 [pid 298] mkdir("./22", 0777./strace-static-x86_64: Process 1006 attached ) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3 [pid 1006] set_robust_list(0x55555b91c6a0, 24 [pid 298] <... close resumed>) = 0 [pid 1006] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1006] chdir("./22") = 0 [pid 1006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 1007 [pid 1006] <... prctl resumed>) = 0 [pid 1006] setpgid(0, 0) = 0 [pid 1006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1006] write(3, "1000", 4) = 4 [pid 1006] close(3) = 0 [pid 1006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1006] write(1, "executing program\n", 18executing program ) = 18 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1006] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1006] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1006] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 1007 attached [pid 1006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1007] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1007] chdir("./22") = 0 [pid 1007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1007] setpgid(0, 0) = 0 [pid 1007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1006] <... clone3 resumed> => {parent_tid=[1008]}, 88) = 1008 [pid 1006] rt_sigprocmask(SIG_SETMASK, [], [pid 1007] write(3, "1000", 4) = 4 [pid 1007] close(3) = 0 [pid 1007] symlink("/dev/binderfs", "./binderfs" [pid 1006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] <... symlink resumed>) = 0 executing program [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] write(1, "executing program\n", 18) = 18 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1007] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1007] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1009]}, 88) = 1009 [pid 1007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./21/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./21/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./21/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./21/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./21") = 0 [pid 296] mkdir("./22", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 ./strace-static-x86_64: Process 1008 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1008] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1008] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 1010 [pid 1008] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = 1 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1008] <... bpf resumed>) = 3 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = 1 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1006] <... futex resumed>) = 0 [pid 1008] <... bpf resumed>) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = 1 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 1009 attached ) = 0 [pid 1009] set_robust_list(0x7f25c8f059a0, 24 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... set_robust_list resumed>) = 0 [pid 1009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1009] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1008] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1009] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... bpf resumed>) = 3 [pid 1006] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = 1 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1008] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1009] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 1 [pid 1009] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1006] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = 1 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1008] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1006] <... futex resumed>) = 0 ./strace-static-x86_64: Process 1010 attached [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1009] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1009] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1009] poll(NULL, 0, 8 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] set_robust_list(0x55555b91c6a0, 24 [pid 1008] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] <... set_robust_list resumed>) = 0 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] chdir("./22" [pid 1008] <... futex resumed>) = 1 [pid 1006] <... futex resumed>) = 0 [pid 1010] <... chdir resumed>) = 0 [pid 1008] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1008] <... socket resumed>) = 4 [pid 1006] <... futex resumed>) = 0 [pid 1010] <... prctl resumed>) = 0 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] setpgid(0, 0 [pid 1008] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] <... setpgid resumed>) = 0 [pid 1008] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1008] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1006] <... futex resumed>) = 0 [pid 1010] <... openat resumed>) = 3 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] write(3, "1000", 4 [pid 1008] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] <... write resumed>) = 4 [pid 1008] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] close(3 [pid 1008] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1006] <... futex resumed>) = 0 [pid 1010] <... close resumed>) = 0 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] symlink("/dev/binderfs", "./binderfs" [pid 1008] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] <... symlink resumed>) = 0 [pid 1008] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 1010] write(1, "executing program\n", 18 [pid 1008] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1006] <... futex resumed>) = 0 [pid 1010] <... write resumed>) = 18 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] <... futex resumed>) = 0 [pid 1008] poll(NULL, 0, 8 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 1006] <... futex resumed>) = 0 [pid 1010] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1010] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1010] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1011]}, 88) = 1011 [pid 1010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... poll resumed>) = 0 (Timeout) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1009] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1009] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1009] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1009] memfd_create("syzkaller", 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1009] <... memfd_create resumed>) = 5 [pid 1009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 1008] <... poll resumed>) = 0 (Timeout) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1006] <... futex resumed>) = 0 [pid 1008] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1006] <... futex resumed>) = 0 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1008] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1008] memfd_create("syzkaller", 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] <... memfd_create resumed>) = 5 [pid 1006] <... futex resumed>) = 0 [pid 1008] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1008] <... mmap resumed>) = 0x7f25c0ae5000 ./strace-static-x86_64: Process 1011 attached [pid 1011] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1011] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1010] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1005] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1010] <... futex resumed>) = 0 [pid 1011] <... socket resumed>) = 4 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] <... futex resumed>) = 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1010] <... futex resumed>) = 0 [pid 1011] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] <... futex resumed>) = 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1010] <... futex resumed>) = 0 [pid 1011] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] <... futex resumed>) = 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1010] <... futex resumed>) = 0 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1010] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] <... futex resumed>) = 0 [pid 1011] poll(NULL, 0, 8 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... poll resumed>) = 0 (Timeout) [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1010] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1011] memfd_create("syzkaller", 0 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1011] <... memfd_create resumed>) = 5 [pid 1011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 1003] <... write resumed>) = 20699119 [pid 1003] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1003] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1003] ioctl(6, LOOP_SET_FD, 5 [pid 1008] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1003] <... ioctl resumed>) = 0 [pid 1003] close(5) = 0 [pid 1003] close(6 [pid 1009] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1003] <... close resumed>) = 0 [pid 1003] mkdir("./file4", 0777) = 0 [pid 1003] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1005] <... write resumed>) = 20699119 [pid 1005] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1005] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [ 44.084725][ T1003] loop0: detected capacity change from 0 to 40427 [pid 1005] ioctl(6, LOOP_SET_FD, 5 [pid 1011] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1005] <... ioctl resumed>) = 0 [pid 1005] close(5) = 0 [pid 1005] close(6) = 0 [pid 1005] mkdir("./file4", 0777) = 0 [pid 1005] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1008] <... write resumed>) = 20699119 [ 44.144807][ T1005] loop2: detected capacity change from 0 to 40427 [ 44.176244][ T1003] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 44.183133][ T1003] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 1008] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1008] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1008] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1008] close(5) = 0 [pid 1008] close(6 [pid 1009] <... write resumed>) = 20699119 [pid 1009] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1009] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [ 44.205795][ T1003] F2FS-fs (loop0): fault_injection options not supported [ 44.215519][ T1008] loop4: detected capacity change from 0 to 40427 [ 44.221821][ T1003] F2FS-fs (loop0): fault_type options not supported [ 44.228780][ T1005] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 44.235531][ T1005] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 44.246339][ T1003] F2FS-fs (loop0): invalid crc value [pid 1009] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1009] close(5) = 0 [pid 1009] close(6 [pid 1011] <... write resumed>) = 20699119 [pid 1011] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1011] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 1011] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1011] close(5) = 0 [pid 1011] close(6 [pid 1008] <... close resumed>) = 0 [pid 1008] mkdir("./file4", 0777) = 0 [pid 1008] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1011] <... close resumed>) = 0 [pid 1009] <... close resumed>) = 0 [pid 1011] mkdir("./file4", 0777 [pid 1009] mkdir("./file4", 0777 [pid 1011] <... mkdir resumed>) = 0 [pid 1009] <... mkdir resumed>) = 0 [pid 1009] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 44.250913][ T1009] loop3: detected capacity change from 0 to 40427 [ 44.251674][ T1005] F2FS-fs (loop2): fault_injection options not supported [ 44.265495][ T1005] F2FS-fs (loop2): fault_type options not supported [ 44.274807][ T1011] loop1: detected capacity change from 0 to 40427 [ 44.276955][ T1005] F2FS-fs (loop2): invalid crc value [ 44.287464][ T1003] F2FS-fs (loop0): Found nat_bits in checkpoint [ 44.297324][ T1005] F2FS-fs (loop2): Found nat_bits in checkpoint [ 44.307526][ T1009] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 44.314790][ T1011] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 44.324751][ T1009] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 44.333223][ T1008] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 44.340172][ T1011] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 44.348246][ T1008] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 44.356568][ T1009] F2FS-fs (loop3): fault_injection options not supported [ 44.356662][ T1011] F2FS-fs (loop1): fault_injection options not supported [ 44.371483][ T1011] F2FS-fs (loop1): fault_type options not supported [ 44.378142][ T1008] F2FS-fs (loop4): fault_injection options not supported [ 44.392536][ T1008] F2FS-fs (loop4): fault_type options not supported [ 44.399092][ T1011] F2FS-fs (loop1): invalid crc value [pid 1011] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1003] <... mount resumed>) = 0 [pid 1003] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1003] chdir("./file4") = 0 [pid 1003] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1003] ioctl(6, LOOP_CLR_FD) = 0 [pid 1003] close(6) = 0 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1003] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 0 [pid 1003] fspick(AT_FDCWD, ".", 0) = 6 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 44.399307][ T1005] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 44.404709][ T1009] F2FS-fs (loop3): fault_type options not supported [ 44.413633][ T1003] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 44.424879][ T1003] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 44.433180][ T1008] F2FS-fs (loop4): invalid crc value [ 44.439111][ T1011] F2FS-fs (loop1): Found nat_bits in checkpoint [ 44.442469][ T1005] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 44.449113][ T1009] F2FS-fs (loop3): invalid crc value [pid 1003] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1003] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1002] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1003] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1003] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1002] exit_group(0) = ? [pid 1003] +++ exited with 0 +++ [pid 1002] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1002, si_uid=0, si_status=0, si_utime=4, si_stime=17} --- [ 44.459810][ T1003] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", [pid 1005] <... mount resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1005] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 295] getdents64(3, [pid 1011] <... mount resumed>) = 0 [pid 1005] <... openat resumed>) = 5 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 1011] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1011] chdir("./file4") = 0 [pid 1011] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 1011] ioctl(6, LOOP_CLR_FD) = 0 [pid 1011] close(6 [pid 295] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1005] chdir("./file4" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1005] <... chdir resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./22/binderfs", [pid 1005] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1005] <... openat resumed>) = 6 [pid 295] unlink("./22/binderfs" [pid 1005] ioctl(6, LOOP_CLR_FD [pid 295] <... unlink resumed>) = 0 [pid 1005] <... ioctl resumed>) = 0 [pid 295] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1005] close(6) = 0 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1004] <... futex resumed>) = 0 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] fspick(AT_FDCWD, ".", 0) = 6 [pid 1004] <... futex resumed>) = 0 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... futex resumed>) = 0 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = 1 [pid 1005] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1011] <... close resumed>) = 0 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... futex resumed>) = 1 [pid 1011] fspick(AT_FDCWD, ".", 0) = 6 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = 0 [ 44.500868][ T1008] F2FS-fs (loop4): Found nat_bits in checkpoint [ 44.508280][ T1011] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 44.508537][ T1009] F2FS-fs (loop3): Found nat_bits in checkpoint [ 44.515126][ T1011] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 44.537354][ T1005] F2FS-fs (loop2): switch discard_unit option is not allowed [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... futex resumed>) = 1 [pid 1011] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1004] <... futex resumed>) = 0 [pid 1008] <... mount resumed>) = 0 [pid 1005] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1008] chdir("./file4") = 0 [pid 1008] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1008] ioctl(6, LOOP_CLR_FD) = 0 [pid 1008] close(6 [pid 1005] <... open resumed>) = 7 [pid 1004] <... futex resumed>) = 0 [pid 1008] <... close resumed>) = 0 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1008] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1011] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = 1 [pid 1008] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = 1 [pid 1005] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1008] fspick(AT_FDCWD, ".", 0 [pid 1011] <... open resumed>) = 7 [pid 1008] <... fspick resumed>) = 6 [pid 1004] <... futex resumed>) = 0 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] <... futex resumed>) = 0 [pid 1011] <... futex resumed>) = 0 [pid 1008] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] <... futex resumed>) = 1 [pid 1004] <... futex resumed>) = 0 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = 1 [pid 1006] <... futex resumed>) = 1 [pid 1005] sendfile(-1, -1, NULL, 281483568746501 [pid 1011] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = 0 [pid 1011] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1008] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1011] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... futex resumed>) = 1 [pid 1010] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] sendfile(-1, -1, NULL, 281483568746501 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [ 44.562783][ T1008] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 44.564631][ T1011] F2FS-fs (loop1): switch discard_unit option is not allowed [ 44.569966][ T1008] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] sendmsg(4, NULL, 0 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1005] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1011] sendmsg(4, NULL, 0 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1010] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = 1 [pid 1004] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1008] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1008] <... futex resumed>) = 1 [pid 1006] <... futex resumed>) = 0 [pid 1005] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... futex resumed>) = 0 [pid 1011] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1011] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = 0 [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... futex resumed>) = 0 [pid 1010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1004] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1004] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1010] <... futex resumed>) = 0 [pid 1005] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1011] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1010] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1005] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1011] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1005] <... futex resumed>) = 1 [pid 1004] <... futex resumed>) = 0 [pid 1011] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] exit_group(0 [pid 1011] <... futex resumed>) = 1 [pid 1010] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = ? [pid 1004] <... exit_group resumed>) = ? [pid 1011] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1010] exit_group(0 [pid 1005] +++ exited with 0 +++ [pid 1004] +++ exited with 0 +++ [pid 1011] <... futex resumed>) = ? [pid 1010] <... exit_group resumed>) = ? [pid 1011] +++ exited with 0 +++ [pid 1010] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1004, si_uid=0, si_status=0, si_utime=6, si_stime=17} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1010, si_uid=0, si_status=0, si_utime=7, si_stime=16} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 1008] <... open resumed>) = 7 [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1008] <... futex resumed>) = 1 [pid 1008] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1008] <... futex resumed>) = 1 [pid 1008] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1008] <... futex resumed>) = 1 [pid 1008] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1008] <... futex resumed>) = 1 [pid 1008] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1006] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1008] <... futex resumed>) = 1 [pid 1008] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1008] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] exit_group(0) = ? [pid 1008] <... futex resumed>) = ? [pid 1008] +++ exited with 0 +++ [pid 1006] +++ exited with 0 +++ [pid 1009] <... mount resumed>) = 0 [pid 1009] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1009] chdir("./file4") = 0 [pid 1009] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... restart_syscall resumed>) = 0 [pid 297] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", [pid 296] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] getdents64(3, [pid 296] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] <... openat resumed>) = 3 [pid 297] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(3, "", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(AT_FDCWD, "./23/binderfs", [pid 296] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] unlink("./23/binderfs" [pid 296] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./22/binderfs", [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1006, si_uid=0, si_status=0, si_utime=8, si_stime=17} --- [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./22/binderfs") = 0 [pid 296] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1009] ioctl(6, LOOP_CLR_FD) = 0 [pid 1009] close(6) = 0 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1009] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1007] <... futex resumed>) = 1 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1009] <... futex resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 1009] fspick(AT_FDCWD, ".", 0 [pid 299] newfstatat(3, "", [pid 1009] <... fspick resumed>) = 6 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] getdents64(3, [pid 1009] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1007] <... futex resumed>) = 0 [ 44.613909][ T1008] F2FS-fs (loop4): switch discard_unit option is not allowed [ 44.622911][ T1009] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 44.630140][ T1009] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 1009] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./22/binderfs") = 0 [pid 299] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = 0 [pid 1009] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./22/file4", [pid 1009] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1007] <... futex resumed>) = 0 [pid 295] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./22/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 1009] <... open resumed>) = 7 [pid 295] getdents64(4, [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1007] <... futex resumed>) = 0 [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] close(4 [pid 1009] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... close resumed>) = 0 [pid 295] rmdir("./22/file4" [pid 1009] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 295] <... rmdir resumed>) = 0 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] getdents64(3, [pid 1009] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] close(3 [pid 1009] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 295] <... close resumed>) = 0 [pid 295] rmdir("./22" [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... rmdir resumed>) = 0 [pid 1009] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] mkdir("./23", 0777 [pid 1009] sendmsg(4, NULL, 0 [pid 295] <... mkdir resumed>) = 0 [pid 1009] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 3 [pid 1009] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] ioctl(3, LOOP_CLR_FD [pid 1009] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 295] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 295] close(3 [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1007] <... futex resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 1007] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 44.662532][ T1009] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 1007] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1009] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1009] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1009] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1007] <... futex resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55555b91c690) = 1033 [pid 1009] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] exit_group(0./strace-static-x86_64: Process 1033 attached [pid 1009] <... futex resumed>) = ? [pid 1007] <... exit_group resumed>) = ? [pid 1009] +++ exited with 0 +++ [pid 1007] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1007, si_uid=0, si_status=0, si_utime=5, si_stime=16} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 1033] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1033] chdir("./23") = 0 [pid 1033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1033] setpgid(0, 0) = 0 [pid 1033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1033] write(3, "1000", 4) = 4 [pid 1033] close(3) = 0 [pid 1033] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1033] write(1, "executing program\n", 18executing program ) = 18 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1033] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1034]}, 88) = 1034 [pid 1033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1034 attached [pid 1034] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1034] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... futex resumed>) = 1 [pid 1034] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 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] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [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/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1034] <... futex resumed>) = 1 [pid 1034] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] poll(NULL, 0, 8) = 0 (Timeout) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1034] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] <... futex resumed>) = 0 [pid 1033] <... futex resumed>) = 1 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1034] memfd_create("syzkaller", 0) = 5 [pid 1034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./22/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./22/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./22/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./22") = 0 [pid 299] mkdir("./23", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1035 ./strace-static-x86_64: Process 1035 attached [pid 1035] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1035] chdir("./23") = 0 [pid 1035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1035] setpgid(0, 0) = 0 [pid 1035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1035] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = 0 [pid 1035] <... write resumed>) = 4 [pid 1035] close(3 [pid 298] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1035] <... close resumed>) = 0 [pid 1035] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1035] <... symlink resumed>) = 0 [pid 1035] write(1, "executing program\n", 18executing program [pid 298] newfstatat(AT_FDCWD, "./22/file4", [pid 1035] <... write resumed>) = 18 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1035] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1036]}, 88) = 1036 ./strace-static-x86_64: Process 1036 attached [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1036] set_robust_list(0x7f25c8f059a0, 24 [pid 1035] rt_sigprocmask(SIG_SETMASK, [], [pid 298] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1036] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] openat(AT_FDCWD, "./22/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1036] rt_sigprocmask(SIG_SETMASK, [], [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1036] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 298] getdents64(4, [pid 1036] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 1035] <... futex resumed>) = 0 [pid 1036] <... futex resumed>) = 1 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] close(4) = 0 [pid 298] rmdir("./22/file4" [pid 1036] <... bpf resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 1036] <... bpf resumed>) = 0 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./22") = 0 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] mkdir("./23", 0777 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3 [pid 1036] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x55555b91c690) = 1037 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1036] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = 0 [pid 1036] <... socket resumed>) = 4 [pid 297] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(AT_FDCWD, "./23/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1035] <... futex resumed>) = 0 [pid 1036] <... futex resumed>) = 1 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1035] <... futex resumed>) = 0 [pid 297] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1036] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./23/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] getdents64(4, [pid 1036] <... bpf resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1037 attached [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] <... umount2 resumed>) = 0 [pid 297] close(4 [pid 296] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... close resumed>) = 0 [pid 297] rmdir("./23/file4" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1035] <... futex resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./22/file4", [pid 297] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] umount2("./22/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... close resumed>) = 0 [pid 296] openat(AT_FDCWD, "./22/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] rmdir("./23" [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] <... futex resumed>) = 1 [pid 1036] poll(NULL, 0, 8 [pid 297] <... rmdir resumed>) = 0 [pid 296] <... openat resumed>) = 4 [pid 297] mkdir("./24", 0777 [pid 296] newfstatat(4, "", [pid 1037] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 296] getdents64(4, [pid 297] <... openat resumed>) = 3 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] ioctl(3, LOOP_CLR_FD [pid 296] getdents64(4, [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 296] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(3 [pid 296] close(4 [pid 297] <... close resumed>) = 0 [pid 1037] chdir("./23") = 0 [pid 1037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1037] setpgid(0, 0) = 0 [pid 1037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1037] write(3, "1000", 4) = 4 [pid 1037] close(3) = 0 [pid 1037] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1037] write(1, "executing program\n", 18executing program ) = 18 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1037] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1037] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1037] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1038]}, 88) = 1038 [pid 1037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... close resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 1039 [pid 296] rmdir("./22/file4"./strace-static-x86_64: Process 1039 attached ) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./22" [pid 1039] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 1039] chdir("./24" [pid 296] mkdir("./23", 0777 [pid 1039] <... chdir resumed>) = 0 [pid 1039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 1036] <... poll resumed>) = 0 (Timeout) [pid 296] close(3 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... close resumed>) = 0 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1036] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1035] <... futex resumed>) = 0 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] <... futex resumed>) = 0 [pid 1035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1036] memfd_create("syzkaller", 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] <... memfd_create resumed>) = 5 [pid 1035] <... futex resumed>) = 0 [pid 1036] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1036] <... mmap resumed>) = 0x7f25c0ae5000 ./strace-static-x86_64: Process 1038 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1039] setpgid(0, 0) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 1040 [pid 1038] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1039] write(3, "1000", 4) = 4 [pid 1039] close(3) = 0 [pid 1039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1039] write(1, "executing program\n", 18executing program ) = 18 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1039] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1039] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1041]}, 88) = 1041 [pid 1039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148./strace-static-x86_64: Process 1040 attached ) = -1 EFAULT (Bad address) [pid 1040] set_robust_list(0x55555b91c6a0, 24 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... set_robust_list resumed>) = 0 [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1040] chdir("./23" [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1040] <... chdir resumed>) = 0 [pid 1038] <... bpf resumed>) = 3 [pid 1037] <... futex resumed>) = 0 [pid 1040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... prctl resumed>) = 0 [pid 1038] <... futex resumed>) = 0 [pid 1040] setpgid(0, 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] <... setpgid resumed>) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] <... openat resumed>) = 3 [pid 1038] <... futex resumed>) = 0 [pid 1040] write(3, "1000", 4 [pid 1038] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1040] <... write resumed>) = 4 [pid 1038] <... bpf resumed>) = 0 [pid 1040] close(3 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... close resumed>) = 0 [pid 1038] <... futex resumed>) = 0 [pid 1040] symlink("/dev/binderfs", "./binderfs" [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] <... symlink resumed>) = 0 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] write(1, "executing program\n", 18 [pid 1038] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1040] <... write resumed>) = 18 [pid 1038] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... futex resumed>) = 0 [pid 1038] <... futex resumed>) = 1 [pid 1040] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1037] <... futex resumed>) = 0 [pid 1040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... mmap resumed>) = 0x7f25c8ee5000 [pid 1040] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 1038] <... futex resumed>) = 0 [pid 1037] <... futex resumed>) = 1 [pid 1040] <... mprotect resumed>) = 0 [pid 1038] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 1040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1038] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1040] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 1041 attached [pid 1040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] set_robust_list(0x7f25c8f059a0, 24 [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1040] <... clone3 resumed> => {parent_tid=[1042]}, 88) = 1042 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] rt_sigprocmask(SIG_SETMASK, [], [pid 1037] <... futex resumed>) = 0 [pid 1040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1040] <... futex resumed>) = 0 [pid 1038] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] <... futex resumed>) = 0 [pid 1038] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] <... socket resumed>) = 4 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1038] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1041] <... set_robust_list resumed>) = 0 [pid 1038] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] <... futex resumed>) = 0 [pid 1038] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] <... futex resumed>) = 0 [pid 1038] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] <... futex resumed>) = 0 [pid 1038] poll(NULL, 0, 8 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1041] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1042 attached [pid 1041] <... futex resumed>) = 1 [pid 1042] set_robust_list(0x7f25c8f059a0, 24 [pid 1041] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1042] <... set_robust_list resumed>) = 0 [pid 1042] rt_sigprocmask(SIG_SETMASK, [], [pid 1041] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1039] <... futex resumed>) = 0 [pid 1042] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1042] <... futex resumed>) = 1 [pid 1041] <... futex resumed>) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1041] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1041] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1040] <... futex resumed>) = 0 [pid 1042] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... bpf resumed>) = 3 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1041] <... futex resumed>) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1041] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1041] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1042] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... bpf resumed>) = 0 [pid 1041] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = 1 [pid 1041] <... socket resumed>) = 4 [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1041] <... futex resumed>) = 0 [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1038] <... poll resumed>) = 0 (Timeout) [pid 1042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1041] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1041] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1039] <... futex resumed>) = 0 [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = 1 [pid 1041] <... futex resumed>) = 0 [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1041] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1038] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1042] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1041] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1041] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = 1 [pid 1041] <... futex resumed>) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1041] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1037] <... futex resumed>) = 0 [pid 1034] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1041] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1042] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1041] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1038] memfd_create("syzkaller", 0 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1039] <... futex resumed>) = 0 [pid 1041] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1039] <... futex resumed>) = 0 [pid 1041] poll(NULL, 0, 8 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... memfd_create resumed>) = 5 [pid 1042] <... futex resumed>) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1038] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1042] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... socket resumed>) = 4 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... poll resumed>) = 0 (Timeout) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1039] <... futex resumed>) = 0 [pid 1041] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1039] <... futex resumed>) = 0 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1041] memfd_create("syzkaller", 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... memfd_create resumed>) = 5 [pid 1039] <... futex resumed>) = 0 [pid 1041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1041] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1042] <... futex resumed>) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1042] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1040] <... futex resumed>) = 0 [pid 1042] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1042] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] poll(NULL, 0, 8 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... poll resumed>) = 0 (Timeout) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] memfd_create("syzkaller", 0 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1042] <... memfd_create resumed>) = 5 [pid 1042] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 1036] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1034] <... write resumed>) = 20699119 [pid 1034] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1034] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1034] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1034] close(5) = 0 [pid 1034] close(6) = 0 [pid 1034] mkdir("./file4", 0777) = 0 [pid 1034] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 45.086858][ T1034] loop0: detected capacity change from 0 to 40427 [ 45.104036][ T1034] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 45.117880][ T1034] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 1038] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1041] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 45.136528][ T1034] F2FS-fs (loop0): fault_injection options not supported [ 45.157121][ T1034] F2FS-fs (loop0): fault_type options not supported [ 45.176028][ T1034] F2FS-fs (loop0): invalid crc value [pid 1042] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1038] <... write resumed>) = 20699119 [pid 1038] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1038] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 1038] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1038] close(5) = 0 [pid 1038] close(6 [pid 1036] <... write resumed>) = 20699119 [ 45.196682][ T1034] F2FS-fs (loop0): Found nat_bits in checkpoint [ 45.225553][ T1038] loop3: detected capacity change from 0 to 40427 [pid 1036] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1036] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1036] ioctl(6, LOOP_SET_FD, 5 [pid 1034] <... mount resumed>) = 0 [pid 1034] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1034] chdir("./file4") = 0 [pid 1034] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1034] ioctl(6, LOOP_CLR_FD) = 0 [pid 1034] close(6) = 0 [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] fspick(AT_FDCWD, ".", 0) = 6 [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1036] <... ioctl resumed>) = 0 [pid 1036] close(5) = 0 [pid 1036] close(6 [pid 1038] <... close resumed>) = 0 [pid 1038] mkdir("./file4", 0777) = 0 [pid 1038] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1041] <... write resumed>) = 20699119 [pid 1041] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1041] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 1041] ioctl(6, LOOP_SET_FD, 5 [pid 1034] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... ioctl resumed>) = 0 [pid 1041] close(5) = 0 [pid 1041] close(6 [pid 1034] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] <... futex resumed>) = 0 [pid 1034] <... futex resumed>) = 1 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1034] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1034] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1034] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1033] exit_group(0) = ? [pid 1034] +++ exited with 0 +++ [pid 1033] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1033, si_uid=0, si_status=0, si_utime=7, si_stime=11} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./23/binderfs") = 0 [pid 295] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1036] <... close resumed>) = 0 [pid 1036] mkdir("./file4", 0777) = 0 [ 45.249294][ T1034] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 45.256382][ T1034] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 45.257337][ T1036] loop4: detected capacity change from 0 to 40427 [ 45.274408][ T1034] F2FS-fs (loop0): switch discard_unit option is not allowed [ 45.289739][ T1041] loop2: detected capacity change from 0 to 40427 [pid 1036] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1042] <... write resumed>) = 20699119 [pid 1042] munmap(0x7f25c0ae5000, 138412032 [pid 1041] <... close resumed>) = 0 [pid 1041] mkdir("./file4", 0777) = 0 [pid 1041] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1042] <... munmap resumed>) = 0 [ 45.321280][ T1038] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 45.328136][ T1036] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 45.334814][ T1036] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 45.344630][ T1038] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 45.353140][ T1038] F2FS-fs (loop3): fault_injection options not supported [ 45.353727][ T1036] F2FS-fs (loop4): fault_injection options not supported [pid 1042] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 1042] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1042] close(5) = 0 [ 45.360805][ T1038] F2FS-fs (loop3): fault_type options not supported [ 45.373963][ T1042] loop1: detected capacity change from 0 to 40427 [ 45.374460][ T1041] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 45.381155][ T1036] F2FS-fs (loop4): fault_type options not supported [ 45.392364][ T1041] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 45.402229][ T1041] F2FS-fs (loop2): fault_injection options not supported [ 45.403461][ T1036] F2FS-fs (loop4): invalid crc value [ 45.409308][ T1041] F2FS-fs (loop2): fault_type options not supported [pid 1042] close(6) = 0 [pid 1042] mkdir("./file4", 0777) = 0 [pid 1042] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./23/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./23/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./23/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./23") = 0 [pid 295] mkdir("./24", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [ 45.420693][ T1038] F2FS-fs (loop3): invalid crc value [ 45.430108][ T1041] F2FS-fs (loop2): invalid crc value [ 45.436028][ T1038] F2FS-fs (loop3): Found nat_bits in checkpoint [ 45.447618][ T1036] F2FS-fs (loop4): Found nat_bits in checkpoint [ 45.465909][ T1041] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1057 executing program ./strace-static-x86_64: Process 1057 attached [pid 1057] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1057] chdir("./24") = 0 [pid 1057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1057] setpgid(0, 0) = 0 [pid 1057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1057] write(3, "1000", 4) = 4 [pid 1057] close(3) = 0 [pid 1057] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1057] write(1, "executing program\n", 18) = 18 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1057] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1057] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1057] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1058]}, 88) = 1058 [pid 1057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1058 attached [pid 1058] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1058] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 1 [pid 1058] poll(NULL, 0, 8) = 0 (Timeout) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1058] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1057] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 0 [pid 1057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] memfd_create("syzkaller", 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... memfd_create resumed>) = 5 [pid 1057] <... futex resumed>) = 0 [pid 1058] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1058] <... mmap resumed>) = 0x7f25c0ae5000 [ 45.478816][ T1042] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 45.485568][ T1042] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 45.527590][ T1042] F2FS-fs (loop1): fault_injection options not supported [ 45.535898][ T1042] F2FS-fs (loop1): fault_type options not supported [ 45.544360][ T1041] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 45.550754][ T1038] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 45.558900][ T1042] F2FS-fs (loop1): invalid crc value [ 45.562133][ T1041] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [pid 1041] <... mount resumed>) = 0 [pid 1041] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1041] chdir("./file4") = 0 [pid 1041] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 1041] ioctl(6, LOOP_CLR_FD) = 0 [pid 1041] close(6) = 0 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] fspick(AT_FDCWD, ".", 0) = 6 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1041] <... futex resumed>) = 1 [pid 1041] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1041] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] exit_group(0) = ? [pid 1041] <... futex resumed>) = ? [pid 1041] +++ exited with 0 +++ [pid 1039] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1039, si_uid=0, si_status=0, si_utime=7, si_stime=17} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./24/binderfs") = 0 [pid 297] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1058] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1036] <... mount resumed>) = 0 [pid 1036] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 1038] <... mount resumed>) = 0 [pid 1036] <... openat resumed>) = 5 [pid 1038] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 1036] chdir("./file4") = 0 [pid 1038] <... openat resumed>) = 5 [pid 1036] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1038] chdir("./file4" [pid 1036] <... openat resumed>) = 6 [pid 1038] <... chdir resumed>) = 0 [pid 1038] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1036] ioctl(6, LOOP_CLR_FD) = 0 [pid 1036] close(6 [pid 1038] <... openat resumed>) = 6 [pid 1036] <... close resumed>) = 0 [pid 1038] ioctl(6, LOOP_CLR_FD [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... ioctl resumed>) = 0 [pid 1038] close(6 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] fspick(AT_FDCWD, ".", 0) = 6 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 45.565087][ T1038] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 45.573899][ T1041] F2FS-fs (loop2): switch discard_unit option is not allowed [ 45.585719][ T1036] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 45.593116][ T1036] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 45.603259][ T1042] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 1036] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1038] <... close resumed>) = 0 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] fspick(AT_FDCWD, ".", 0) = 6 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1036] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1036] <... futex resumed>) = 1 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1035] <... futex resumed>) = 0 [pid 1037] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1038] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1036] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1038] <... open resumed>) = 7 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] sendfile(-1, -1, NULL, 281483568746501 [pid 1037] <... futex resumed>) = 0 [pid 1038] <... futex resumed>) = 1 [pid 1036] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1036] sendmsg(4, NULL, 0 [pid 1038] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1036] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] <... futex resumed>) = 1 [pid 1038] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1037] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1035] <... futex resumed>) = 0 [pid 1037] <... futex resumed>) = 0 [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] sendfile(-1, -1, NULL, 281483568746501 [pid 1036] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1038] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1036] <... futex resumed>) = 1 [pid 1035] <... futex resumed>) = 0 [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1035] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] <... futex resumed>) = 0 [pid 1035] <... futex resumed>) = 0 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1035] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1036] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1038] sendmsg(4, NULL, 0 [pid 1036] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1038] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1036] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1035] <... futex resumed>) = 0 [pid 1036] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1038] <... futex resumed>) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1035] exit_group(0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1035] <... exit_group resumed>) = ? [pid 1036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1038] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1037] <... futex resumed>) = 0 [pid 1036] +++ exited with 0 +++ [pid 1035] +++ exited with 0 +++ [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1038] <... futex resumed>) = 0 [pid 1038] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1035, si_uid=0, si_status=0, si_utime=2, si_stime=22} --- [pid 1037] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 1038] <... futex resumed>) = 0 [pid 1037] <... futex resumed>) = 1 [pid 1037] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1038] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1038] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1037] <... futex resumed>) = 0 [pid 1037] exit_group(0) = ? [pid 1038] +++ exited with 0 +++ [pid 1037] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1037, si_uid=0, si_status=0, si_utime=6, si_stime=19} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 298] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 298] getdents64(3, [pid 299] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./23/binderfs", [pid 298] newfstatat(AT_FDCWD, "./23/binderfs", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./23/binderfs" [pid 298] unlink("./23/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 45.639963][ T1036] F2FS-fs (loop4): switch discard_unit option is not allowed [ 45.657413][ T1038] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 298] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1058] <... write resumed>) = 20699119 [pid 1058] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1058] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1058] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1042] <... mount resumed>) = 0 [pid 1058] close(5 [pid 1042] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1058] <... close resumed>) = 0 [pid 1058] close(6 [pid 1042] chdir("./file4") = 0 [pid 1042] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 1042] ioctl(6, LOOP_CLR_FD) = 0 [pid 1042] close(6) = 0 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] fspick(AT_FDCWD, ".", 0 [pid 1040] <... futex resumed>) = 0 [pid 1042] <... fspick resumed>) = 6 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1040] <... futex resumed>) = 0 [pid 1042] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1042] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] sendmsg(4, NULL, 0 [pid 1040] <... futex resumed>) = 0 [pid 1042] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1042] <... futex resumed>) = 0 [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1042] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1042] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] <... futex resumed>) = 0 [pid 1042] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1040] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1042] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1042] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1042] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] exit_group(0) = ? [pid 1042] <... futex resumed>) = ? [pid 1042] +++ exited with 0 +++ [pid 1040] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1040, si_uid=0, si_status=0, si_utime=5, si_stime=20} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 1058] <... close resumed>) = 0 [pid 1058] mkdir("./file4", 0777) = 0 [pid 1058] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./23/binderfs") = 0 [pid 296] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./24/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./24/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./24/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./24") = 0 [pid 297] mkdir("./25", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1066 ./strace-static-x86_64: Process 1066 attached [pid 1066] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1066] chdir("./25") = 0 [pid 1066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1066] setpgid(0, 0) = 0 [pid 1066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1066] write(3, "1000", 4) = 4 [pid 1066] close(3) = 0 [pid 1066] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1066] write(1, "executing program\n", 18executing program ) = 18 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1066] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1066] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1066] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1066] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1067]}, 88) = 1067 [pid 1066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1067 attached [pid 1067] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1067] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [ 45.714918][ T1042] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 45.721864][ T1042] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 45.732830][ T1058] loop0: detected capacity change from 0 to 40427 [ 45.750627][ T1042] F2FS-fs (loop1): switch discard_unit option is not allowed [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] poll(NULL, 0, 8) = 0 (Timeout) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] memfd_create("syzkaller", 0) = 5 [pid 1067] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 45.824191][ T1058] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 45.844215][ T1058] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./23/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./23/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./23/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./23") = 0 [pid 299] mkdir("./24", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1068 ./strace-static-x86_64: Process 1068 attached [pid 1068] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1068] chdir("./24") = 0 [pid 1068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1068] setpgid(0, 0) = 0 [pid 1068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1068] write(3, "1000", 4) = 4 [pid 1068] close(3) = 0 [pid 1068] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1068] write(1, "executing program\n", 18executing program ) = 18 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1068] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1069]}, 88) = 1069 [pid 1068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1069 attached [pid 1069] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1069] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [ 45.876064][ T1058] F2FS-fs (loop0): fault_injection options not supported [ 45.882927][ T1058] F2FS-fs (loop0): fault_type options not supported [pid 1069] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 1 [pid 1069] poll(NULL, 0, 8) = 0 (Timeout) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1068] <... futex resumed>) = 0 [pid 1069] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1068] <... futex resumed>) = 0 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 0 [pid 1068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] memfd_create("syzkaller", 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... memfd_create resumed>) = 5 [pid 1068] <... futex resumed>) = 0 [pid 1069] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1069] <... mmap resumed>) = 0x7f25c0ae5000 [pid 298] <... umount2 resumed>) = 0 [ 45.927364][ T1058] F2FS-fs (loop0): invalid crc value [pid 298] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./23/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./23/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./23/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./23") = 0 [pid 298] mkdir("./24", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1073 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./23/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./23/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./23/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1073 attached ) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, [pid 1073] set_robust_list(0x55555b91c6a0, 24 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./23/file4" [pid 1073] <... set_robust_list resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 1073] chdir("./24" [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./23" [pid 1073] <... chdir resumed>) = 0 [pid 1073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... rmdir resumed>) = 0 [pid 296] mkdir("./24", 0777 [pid 1073] <... prctl resumed>) = 0 [pid 1073] setpgid(0, 0) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 1073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1073] write(3, "1000", 4) = 4 [pid 1073] close(3) = 0 [pid 1073] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1073] write(1, "executing program\n", 18executing program ) = 18 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1073] <... futex resumed>) = 0 [pid 1073] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1073] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1073] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 1074 [pid 1073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1075]}, 88) = 1075 [pid 1073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119./strace-static-x86_64: Process 1075 attached [pid 1075] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1075] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148./strace-static-x86_64: Process 1074 attached [pid 1074] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1075] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1074] chdir("./24" [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... chdir resumed>) = 0 [pid 1074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1074] setpgid(0, 0) = 0 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1074] write(3, "1000", 4) = 4 [pid 1074] close(3) = 0 [pid 1074] symlink("/dev/binderfs", "./binderfs" [pid 1075] <... futex resumed>) = 1 [pid 1074] <... symlink resumed>) = 0 executing program [pid 1074] write(1, "executing program\n", 18) = 18 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1074] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1075] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1074] <... mprotect resumed>) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1075] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1074] <... clone3 resumed> => {parent_tid=[1076]}, 88) = 1076 [pid 1075] <... futex resumed>) = 1 [pid 1075] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1075] <... socket resumed>) = 4 [pid 1074] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] poll(NULL, 0, 8./strace-static-x86_64: Process 1076 attached [pid 1076] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1076] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1076] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1074] <... futex resumed>) = 0 [pid 1076] <... bpf resumed>) = 3 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1074] <... futex resumed>) = 0 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1074] <... futex resumed>) = 0 [pid 1076] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1076] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1074] <... futex resumed>) = 0 [ 45.952209][ T1058] F2FS-fs (loop0): Found nat_bits in checkpoint [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 1075] <... poll resumed>) = 0 (Timeout) [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1074] <... futex resumed>) = 0 [pid 1076] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1074] <... futex resumed>) = 0 [pid 1076] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... socket resumed>) = 4 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1075] <... futex resumed>) = 1 [pid 1073] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = 1 [pid 1075] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1074] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1075] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1075] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1075] memfd_create("syzkaller", 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1075] <... memfd_create resumed>) = 5 [pid 1073] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = 1 [pid 1075] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1074] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1075] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1074] <... futex resumed>) = 0 [pid 1076] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1074] <... futex resumed>) = 0 [pid 1076] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] poll(NULL, 0, 8 [pid 1074] <... futex resumed>) = 0 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... poll resumed>) = 0 (Timeout) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1074] <... futex resumed>) = 0 [pid 1076] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1074] <... futex resumed>) = 0 [pid 1076] memfd_create("syzkaller", 0 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1076] <... memfd_create resumed>) = 5 [pid 1076] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 1058] <... mount resumed>) = 0 [pid 1058] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1058] chdir("./file4") = 0 [pid 1058] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1058] ioctl(6, LOOP_CLR_FD) = 0 [pid 1058] close(6) = 0 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] fspick(AT_FDCWD, ".", 0) = 6 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 46.034239][ T1058] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 46.042420][ T1058] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [pid 1058] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1058] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... futex resumed>) = 0 [pid 1057] <... futex resumed>) = 1 [pid 1058] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1057] <... futex resumed>) = 0 [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] sendmsg(4, NULL, 0 [pid 1057] <... futex resumed>) = 0 [pid 1058] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... futex resumed>) = 0 [pid 1057] <... futex resumed>) = 1 [pid 1058] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1058] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1057] <... futex resumed>) = 0 [pid 1058] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1058] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1057] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1058] <... futex resumed>) = 0 [pid 1058] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1057] exit_group(0 [pid 1058] <... futex resumed>) = ? [pid 1057] <... exit_group resumed>) = ? [pid 1058] +++ exited with 0 +++ [pid 1057] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1057, si_uid=0, si_status=0, si_utime=3, si_stime=20} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 295] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./24/binderfs") = 0 [pid 295] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1067] <... write resumed>) = 20699119 [pid 1067] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1067] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [ 46.094647][ T1058] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 1067] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1067] close(5) = 0 [pid 1067] close(6) = 0 [pid 1067] mkdir("./file4", 0777) = 0 [ 46.146564][ T1067] loop2: detected capacity change from 0 to 40427 [ 46.167429][ T1067] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 46.174240][ T1067] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [pid 1067] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1075] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [ 46.192646][ T1067] F2FS-fs (loop2): fault_injection options not supported [ 46.213331][ T1067] F2FS-fs (loop2): fault_type options not supported [ 46.226130][ T1067] F2FS-fs (loop2): invalid crc value [pid 1076] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1069] <... write resumed>) = 20699119 [pid 1069] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1069] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1069] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1069] close(5) = 0 [ 46.266719][ T1067] F2FS-fs (loop2): Found nat_bits in checkpoint [ 46.286989][ T1069] loop4: detected capacity change from 0 to 40427 [pid 1069] close(6 [pid 1075] <... write resumed>) = 20699119 [pid 295] <... umount2 resumed>) = 0 [pid 1075] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 295] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./24/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./24/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, [pid 1076] <... write resumed>) = 20699119 [pid 1075] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 295] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 1075] ioctl(6, LOOP_SET_FD, 5 [pid 1076] munmap(0x7f25c0ae5000, 138412032 [pid 1067] <... mount resumed>) = 0 [pid 295] getdents64(4, [pid 1076] <... munmap resumed>) = 0 [pid 1076] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 1076] ioctl(6, LOOP_SET_FD, 5 [pid 1075] <... ioctl resumed>) = 0 [pid 1069] <... close resumed>) = 0 [pid 1067] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 295] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 1069] mkdir("./file4", 0777) = 0 [pid 1069] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1075] close(5 [pid 1067] <... openat resumed>) = 5 [pid 1075] <... close resumed>) = 0 [pid 1075] close(6 [pid 295] close(4) = 0 [pid 1067] chdir("./file4") = 0 [pid 295] rmdir("./24/file4") = 0 [pid 1067] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 1067] ioctl(6, LOOP_CLR_FD) = 0 [pid 1067] close(6) = 0 [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] fspick(AT_FDCWD, ".", 0) = 6 [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0executing program [pid 1076] <... ioctl resumed>) = 0 [pid 295] getdents64(3, [pid 1076] close(5 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 1076] <... close resumed>) = 0 [pid 1076] close(6 [pid 295] close(3) = 0 [pid 295] rmdir("./24") = 0 [pid 295] mkdir("./25", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1083 ./strace-static-x86_64: Process 1083 attached [pid 1083] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1083] chdir("./25") = 0 [pid 1083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1083] setpgid(0, 0) = 0 [pid 1083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1083] write(3, "1000", 4) = 4 [pid 1083] close(3) = 0 [pid 1083] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1083] write(1, "executing program\n", 18) = 18 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1083] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1084]}, 88) = 1084 [pid 1083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1084 attached [pid 1084] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] poll(NULL, 0, 8 [pid 1067] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1067] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 0 [pid 1067] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... close resumed>) = 0 [pid 1067] <... futex resumed>) = 1 [pid 1067] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1066] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1066] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1067] <... futex resumed>) = 1 [pid 1067] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [ 46.339254][ T1067] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 46.352774][ T1067] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 46.353652][ T1075] loop3: detected capacity change from 0 to 40427 [ 46.362386][ T1076] loop1: detected capacity change from 0 to 40427 [ 46.371570][ T1067] F2FS-fs (loop2): switch discard_unit option is not allowed [ 46.380087][ T1069] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [pid 1067] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1084] <... poll resumed>) = 0 (Timeout) [pid 1066] exit_group(0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... exit_group resumed>) = ? [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1084] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1083] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 0 [pid 1083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1084] memfd_create("syzkaller", 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... memfd_create resumed>) = 5 [pid 1083] <... futex resumed>) = 0 [pid 1084] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1084] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1075] mkdir("./file4", 0777 [pid 1067] <... futex resumed>) = ? [pid 1076] <... close resumed>) = 0 [pid 1076] mkdir("./file4", 0777) = 0 [pid 1076] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1075] <... mkdir resumed>) = 0 [pid 1067] +++ exited with 0 +++ [pid 1066] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1066, si_uid=0, si_status=0, si_utime=5, si_stime=16} --- [pid 297] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 297] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./25/binderfs") = 0 [pid 297] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [ 46.387109][ T1069] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 46.395210][ T1069] F2FS-fs (loop4): fault_injection options not supported [ 46.396872][ T1076] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 46.403214][ T1069] F2FS-fs (loop4): fault_type options not supported [ 46.416439][ T1069] F2FS-fs (loop4): invalid crc value [ 46.421567][ T1076] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 46.429945][ T1076] F2FS-fs (loop1): fault_injection options not supported [ 46.440965][ T1075] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [ 46.452500][ T1075] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 46.461249][ T1076] F2FS-fs (loop1): fault_type options not supported [ 46.468284][ T1075] F2FS-fs (loop3): fault_injection options not supported [ 46.475338][ T1069] F2FS-fs (loop4): Found nat_bits in checkpoint [ 46.482223][ T1075] F2FS-fs (loop3): fault_type options not supported [pid 1075] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [ 46.488971][ T1076] F2FS-fs (loop1): invalid crc value [ 46.503993][ T1075] F2FS-fs (loop3): invalid crc value [ 46.524634][ T1076] F2FS-fs (loop1): Found nat_bits in checkpoint [pid 1084] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1069] <... mount resumed>) = 0 [pid 1069] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1069] chdir("./file4") = 0 [pid 1069] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1069] ioctl(6, LOOP_CLR_FD) = 0 [pid 1069] close(6) = 0 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1068] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] fspick(AT_FDCWD, ".", 0 [pid 1068] <... futex resumed>) = 0 [pid 1069] <... fspick resumed>) = 6 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1068] <... futex resumed>) = 0 [ 46.549197][ T1075] F2FS-fs (loop3): Found nat_bits in checkpoint [ 46.566206][ T1069] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 46.573048][ T1069] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1068] <... futex resumed>) = 0 [pid 1069] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... open resumed>) = 7 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1068] <... futex resumed>) = 0 [pid 1069] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1069] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] <... futex resumed>) = 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] sendfile(-1, -1, NULL, 281483568746501 [pid 1068] <... futex resumed>) = 0 [pid 1069] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1068] <... futex resumed>) = 0 [pid 1069] sendmsg(4, NULL, 0 [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1068] <... futex resumed>) = 0 [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... futex resumed>) = 0 [pid 1068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1068] <... futex resumed>) = 0 [pid 1069] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1068] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1068] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = 0 [pid 297] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./25/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./25/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 297] newfstatat(4, "", [pid 1069] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1068] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1069] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1069] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1068] <... futex resumed>) = 0 [pid 1069] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1068] exit_group(0 [pid 1069] <... futex resumed>) = ? [pid 1068] <... exit_group resumed>) = ? [pid 1069] +++ exited with 0 +++ [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, [pid 1068] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1068, si_uid=0, si_status=0, si_utime=4, si_stime=18} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./24/binderfs") = 0 [pid 299] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4) = 0 [pid 297] rmdir("./25/file4") = 0 [pid 297] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./25") = 0 [pid 297] mkdir("./26", 0777) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 297] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 297] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1096 ./strace-static-x86_64: Process 1096 attached [pid 1076] <... mount resumed>) = 0 [pid 1096] set_robust_list(0x55555b91c6a0, 24 [pid 1076] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 1096] <... set_robust_list resumed>) = 0 [pid 1076] <... openat resumed>) = 5 [pid 1096] chdir("./26" [pid 1076] chdir("./file4" [pid 1096] <... chdir resumed>) = 0 [pid 1076] <... chdir resumed>) = 0 [pid 1096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1076] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1096] <... prctl resumed>) = 0 [pid 1096] setpgid(0, 0 [pid 1076] <... openat resumed>) = 6 [pid 1096] <... setpgid resumed>) = 0 [pid 1076] ioctl(6, LOOP_CLR_FD [pid 1096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1076] <... ioctl resumed>) = 0 [pid 1096] <... openat resumed>) = 3 [pid 1076] close(6 [pid 1096] write(3, "1000", 4) = 4 [pid 1076] <... close resumed>) = 0 [pid 1096] close(3 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... close resumed>) = 0 [pid 1076] <... futex resumed>) = 1 [pid 1096] symlink("/dev/binderfs", "./binderfs" [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] <... futex resumed>) = 0 [pid 1096] <... symlink resumed>) = 0 executing program [pid 1096] write(1, "executing program\n", 18 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... write resumed>) = 18 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1076] fspick(AT_FDCWD, ".", 0 [pid 1096] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 1076] <... fspick resumed>) = 6 [pid 1096] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1076] <... futex resumed>) = 0 [pid 1096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1076] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [ 46.606866][ T1069] F2FS-fs (loop4): switch discard_unit option is not allowed [ 46.621395][ T1076] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 46.631803][ T1076] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] <... clone3 resumed> => {parent_tid=[1098]}, 88) = 1098 [pid 1084] <... write resumed>) = 20699119 [pid 1076] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1096] rt_sigprocmask(SIG_SETMASK, [], [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1076] <... futex resumed>) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1074] <... futex resumed>) = 0 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] munmap(0x7f25c0ae5000, 138412032 [pid 1076] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1098 attached [pid 1076] <... open resumed>) = 7 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1076] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1076] sendfile(-1, -1, NULL, 281483568746501 [pid 1084] <... munmap resumed>) = 0 [pid 1076] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... openat resumed>) = 6 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1084] ioctl(6, LOOP_SET_FD, 5 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] <... futex resumed>) = 0 [pid 1084] <... ioctl resumed>) = 0 [pid 1076] sendmsg(4, NULL, 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1096] <... futex resumed>) = 1 [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... futex resumed>) = 1 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1084] close(5) = 0 [pid 1084] close(6 [pid 1098] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 0 [pid 1075] <... mount resumed>) = 0 [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1075] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1075] chdir("./file4") = 0 [pid 1075] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 1075] ioctl(6, LOOP_CLR_FD) = 0 [pid 1075] close(6) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1098] <... bpf resumed>) = 3 [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1076] <... futex resumed>) = 0 [pid 1076] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] fspick(AT_FDCWD, ".", 0) = 6 [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1074] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 1 [pid 1074] <... futex resumed>) = 1 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1096] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = 1 [pid 1076] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1075] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1098] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = 1 [pid 1098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1098] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... socket resumed>) = 4 [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] <... futex resumed>) = 0 [pid 1098] poll(NULL, 0, 8 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1076] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1074] <... futex resumed>) = 0 [pid 1076] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] exit_group(0 [pid 1073] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = ? [pid 1074] <... exit_group resumed>) = ? [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] +++ exited with 0 +++ [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] +++ exited with 0 +++ [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1074, si_uid=0, si_status=0, si_utime=2, si_stime=20} --- [pid 1075] <... futex resumed>) = 1 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 1075] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1073] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1075] <... futex resumed>) = 1 [pid 1075] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1075] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... futex resumed>) = 0 [pid 1073] exit_group(0) = ? [pid 1075] <... futex resumed>) = ? [pid 1075] +++ exited with 0 +++ [pid 1073] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1073, si_uid=0, si_status=0, si_utime=4, si_stime=19} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 296] newfstatat(3, "", [pid 298] newfstatat(3, "", [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 298] getdents64(3, [pid 296] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./24/binderfs", [pid 1098] <... poll resumed>) = 0 (Timeout) [pid 298] unlink("./24/binderfs" [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 1098] <... futex resumed>) = 1 [pid 1096] <... futex resumed>) = 0 [pid 296] unlink("./24/binderfs" [pid 298] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 1096] <... futex resumed>) = 0 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 296] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1098] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1084] <... close resumed>) = 0 [pid 1084] mkdir("./file4", 0777) = 0 [ 46.656253][ T1076] F2FS-fs (loop1): switch discard_unit option is not allowed [ 46.656567][ T1075] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 46.674977][ T1084] loop0: detected capacity change from 0 to 40427 [ 46.677032][ T1075] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 46.691351][ T1075] F2FS-fs (loop3): switch discard_unit option is not allowed [pid 1084] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] <... futex resumed>) = 0 [pid 1098] memfd_create("syzkaller", 0 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1098] <... memfd_create resumed>) = 5 [pid 1098] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [ 46.719010][ T1084] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 46.726643][ T1084] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 46.734684][ T1084] F2FS-fs (loop0): fault_injection options not supported [ 46.743179][ T1084] F2FS-fs (loop0): fault_type options not supported [ 46.755549][ T1084] F2FS-fs (loop0): invalid crc value [pid 1098] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./24/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./24/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./24/file4") = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [ 46.812546][ T1084] F2FS-fs (loop0): Found nat_bits in checkpoint [pid 299] close(3) = 0 [pid 299] rmdir("./24") = 0 [pid 299] mkdir("./25", 0777) = 0 [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 299] close(3 [pid 296] <... umount2 resumed>) = 0 [pid 296] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./24/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./24/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 296] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] close(4) = 0 [pid 296] rmdir("./24/file4") = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./24") = 0 [pid 296] mkdir("./25", 0777) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 296] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 296] close(3) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1103 ./strace-static-x86_64: Process 1103 attached [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 1102 [pid 1103] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1103] chdir("./25") = 0 [pid 1103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1103] setpgid(0, 0) = 0 [pid 1103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1103] write(3, "1000", 4) = 4 [pid 1103] close(3) = 0 [pid 1103] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1103] write(1, "executing program\n", 18executing program ) = 18 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1103] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1103] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1105]}, 88) = 1105 [pid 1103] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1105 attached [pid 1105] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 ./strace-static-x86_64: Process 1102 attached [pid 1105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1105] poll(NULL, 0, 8 [pid 1102] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1102] chdir("./25") = 0 [pid 1102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1102] setpgid(0, 0) = 0 [pid 1102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1102] write(3, "1000", 4 [pid 1105] <... poll resumed>) = 0 (Timeout) [pid 1102] <... write resumed>) = 4 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] close(3 [pid 1105] <... futex resumed>) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1102] <... close resumed>) = 0 [pid 1105] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] symlink("/dev/binderfs", "./binderfs" [pid 1105] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1103] <... futex resumed>) = 0 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 1105] <... futex resumed>) = 0 [pid 1103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... symlink resumed>) = 0 [pid 1105] memfd_create("syzkaller", 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] write(1, "executing program\n", 18 [pid 1105] <... memfd_create resumed>) = 5 [pid 1103] <... futex resumed>) = 0 [pid 1102] <... write resumed>) = 18 [pid 1105] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1102] <... futex resumed>) = 0 [pid 1102] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 1084] <... mount resumed>) = 0 [pid 1102] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1084] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 1102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1084] <... openat resumed>) = 5 [pid 1102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1084] chdir("./file4" [pid 1102] <... mmap resumed>) = 0x7f25c8ee5000 [pid 1084] <... chdir resumed>) = 0 [pid 1102] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 1084] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1102] <... mprotect resumed>) = 0 [pid 1102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1084] <... openat resumed>) = 6 [pid 1102] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1084] ioctl(6, LOOP_CLR_FD [pid 1102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1084] <... ioctl resumed>) = 0 [pid 1084] close(6 [pid 1102] <... clone3 resumed> => {parent_tid=[1106]}, 88) = 1106 [pid 1084] <... close resumed>) = 0 ./strace-static-x86_64: Process 1106 attached [pid 1102] rt_sigprocmask(SIG_SETMASK, [], [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] set_robust_list(0x7f25c8f059a0, 24 [pid 1102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1106] <... set_robust_list resumed>) = 0 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1106] rt_sigprocmask(SIG_SETMASK, [], [pid 1102] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1083] <... futex resumed>) = 0 [pid 1106] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1084] fspick(AT_FDCWD, ".", 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1084] <... fspick resumed>) = 6 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1083] <... futex resumed>) = 0 [pid 1106] <... bpf resumed>) = 3 [pid 1084] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1102] <... futex resumed>) = 0 [pid 1106] <... bpf resumed>) = 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] <... futex resumed>) = 0 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1102] <... futex resumed>) = 0 [pid 1106] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] <... futex resumed>) = 0 [pid 1106] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1102] <... futex resumed>) = 0 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] <... write resumed>) = 20699119 [pid 1084] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] munmap(0x7f25c0ae5000, 138412032 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... futex resumed>) = 0 [pid 1102] <... futex resumed>) = 1 [pid 1106] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1102] <... futex resumed>) = 0 [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... socket resumed>) = 4 [pid 1084] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1102] <... futex resumed>) = 0 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... futex resumed>) = 0 [pid 1102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 1106] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... open resumed>) = 7 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1084] <... futex resumed>) = 1 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1084] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1102] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] poll(NULL, 0, 8 [pid 1084] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... munmap resumed>) = 0 [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1084] sendfile(-1, -1, NULL, 281483568746501 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1084] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... openat resumed>) = 6 [pid 1084] <... futex resumed>) = 0 [pid 1083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] ioctl(6, LOOP_SET_FD, 5 [pid 1084] sendmsg(4, NULL, 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1083] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [ 46.916357][ T1084] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 46.923505][ T1084] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 46.953851][ T1084] F2FS-fs (loop0): switch discard_unit option is not allowed [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] <... poll resumed>) = 0 (Timeout) [pid 1084] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1084] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1084] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 1106] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1106] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1083] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1083] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1083] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1084] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 1084] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] memfd_create("syzkaller", 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1083] <... futex resumed>) = 0 [pid 1106] <... memfd_create resumed>) = 5 [pid 1084] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1083] exit_group(0 [pid 1106] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1084] <... futex resumed>) = ? [pid 1083] <... exit_group resumed>) = ? [pid 1106] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1084] +++ exited with 0 +++ [pid 1083] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1083, si_uid=0, si_status=0, si_utime=6, si_stime=19} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... umount2 resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 1098] <... ioctl resumed>) = 0 [pid 298] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1098] close(5) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1098] close(6 [pid 298] newfstatat(AT_FDCWD, "./24/file4", [pid 295] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./24/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./24/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 295] newfstatat(3, "", [pid 298] newfstatat(4, "", [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4, [pid 295] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 295] newfstatat(AT_FDCWD, "./25/binderfs", [pid 298] <... close resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./24/file4" [pid 295] unlink("./25/binderfs") = 0 [pid 295] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./24") = 0 [pid 298] mkdir("./25", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1107 ./strace-static-x86_64: Process 1107 attached [pid 1107] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1107] chdir("./25") = 0 [pid 1107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1107] setpgid(0, 0) = 0 [pid 1107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1107] write(3, "1000", 4) = 4 [pid 1107] close(3) = 0 [pid 1107] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1107] write(1, "executing program\n", 18executing program ) = 18 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1107] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1107] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1108]}, 88) = 1108 [ 46.967422][ T1098] loop2: detected capacity change from 0 to 40427 [pid 1107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1108 attached [pid 1108] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1098] <... close resumed>) = 0 [pid 1098] mkdir("./file4", 0777 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1098] <... mkdir resumed>) = 0 [pid 1098] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1108] <... socket resumed>) = 4 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1107] <... futex resumed>) = 0 [pid 1108] poll(NULL, 0, 8 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1108] <... poll resumed>) = 0 (Timeout) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1107] <... futex resumed>) = 0 [pid 1108] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1107] <... futex resumed>) = 0 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 0 [pid 1107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1108] memfd_create("syzkaller", 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... memfd_create resumed>) = 5 [pid 1107] <... futex resumed>) = 0 [pid 1108] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1108] <... mmap resumed>) = 0x7f25c0ae5000 [ 47.086519][ T1098] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 47.096013][ T1098] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 47.104035][ T1098] F2FS-fs (loop2): fault_injection options not supported [pid 1106] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1105] <... write resumed>) = 20699119 [pid 1105] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1105] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1105] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1105] close(5) = 0 [pid 1105] close(6) = 0 [pid 1105] mkdir("./file4", 0777) = 0 [pid 1105] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 295] <... umount2 resumed>) = 0 [pid 295] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 47.156014][ T1098] F2FS-fs (loop2): fault_type options not supported [ 47.162438][ T1105] loop4: detected capacity change from 0 to 40427 [ 47.169557][ T1105] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 47.186751][ T1105] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 47.196222][ T1098] F2FS-fs (loop2): invalid crc value [pid 295] newfstatat(AT_FDCWD, "./25/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./25/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 295] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 295] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 295] close(4) = 0 [pid 295] rmdir("./25/file4") = 0 [pid 295] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./25") = 0 [pid 295] mkdir("./26", 0777) = 0 [pid 295] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 295] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 295] close(3) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1111 ./strace-static-x86_64: Process 1111 attached [pid 1111] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1111] chdir("./26") = 0 [pid 1111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1111] setpgid(0, 0) = 0 [pid 1111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1111] write(3, "1000", 4) = 4 [pid 1111] close(3) = 0 [pid 1111] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1111] write(1, "executing program\n", 18) = 18 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1111] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1111] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1111] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1111] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1113]}, 88) = 1113 [pid 1111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1113 attached [pid 1106] <... write resumed>) = 20699119 [pid 1106] munmap(0x7f25c0ae5000, 138412032 [pid 1113] set_robust_list(0x7f25c8f059a0, 24 [pid 1106] <... munmap resumed>) = 0 [pid 1113] <... set_robust_list resumed>) = 0 [pid 1106] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1106] <... openat resumed>) = 6 [pid 1113] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1106] ioctl(6, LOOP_SET_FD, 5 [pid 1113] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1111] <... futex resumed>) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1111] <... futex resumed>) = 0 [pid 1113] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... bpf resumed>) = 3 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1113] <... futex resumed>) = 1 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1113] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1111] <... futex resumed>) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1111] <... futex resumed>) = 0 [pid 1106] <... ioctl resumed>) = 0 [pid 1113] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1106] close(5 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1111] <... futex resumed>) = 0 [pid 1106] <... close resumed>) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] close(6 [pid 1113] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = 0 [pid 1111] <... futex resumed>) = 1 [pid 1113] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1111] <... futex resumed>) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1111] <... futex resumed>) = 0 [pid 1113] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... socket resumed>) = 4 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1111] <... futex resumed>) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... close resumed>) = 0 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1113] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1111] <... futex resumed>) = 0 [pid 1106] mkdir("./file4", 0777 [pid 1113] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1113] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1111] <... futex resumed>) = 0 [pid 1113] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1113] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1111] <... futex resumed>) = 0 [pid 1113] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1113] <... futex resumed>) = 0 [pid 1106] <... mkdir resumed>) = 0 [pid 1113] poll(NULL, 0, 8 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... poll resumed>) = 0 (Timeout) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1111] <... futex resumed>) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1111] <... futex resumed>) = 0 [pid 1113] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1113] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] memfd_create("syzkaller", 0) = 5 [pid 1111] <... futex resumed>) = 0 [pid 1113] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1113] <... mmap resumed>) = 0x7f25c0ae5000 [ 47.201950][ T1105] F2FS-fs (loop4): fault_injection options not supported [ 47.219986][ T1105] F2FS-fs (loop4): fault_type options not supported [ 47.235071][ T1106] loop1: detected capacity change from 0 to 40427 [ 47.242378][ T1098] F2FS-fs (loop2): Found nat_bits in checkpoint [ 47.249373][ T1105] F2FS-fs (loop4): invalid crc value [pid 1108] <... write resumed>) = 20699119 [pid 1108] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1108] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 1108] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 1108] close(5) = 0 [ 47.292247][ T1105] F2FS-fs (loop4): Found nat_bits in checkpoint [ 47.306371][ T1106] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 47.316035][ T1106] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 47.322336][ T1108] loop3: detected capacity change from 0 to 40427 [pid 1108] close(6 [pid 1113] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1108] <... close resumed>) = 0 [pid 1108] mkdir("./file4", 0777) = 0 [ 47.341140][ T1106] F2FS-fs (loop1): fault_injection options not supported [ 47.359011][ T1106] F2FS-fs (loop1): fault_type options not supported [ 47.369410][ T1098] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 47.379264][ T1106] F2FS-fs (loop1): invalid crc value [pid 1108] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1098] <... mount resumed>) = 0 [pid 1098] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1098] chdir("./file4" [pid 1105] <... mount resumed>) = 0 [pid 1098] <... chdir resumed>) = 0 [pid 1105] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 1098] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1105] <... openat resumed>) = 5 [pid 1098] <... openat resumed>) = 6 [pid 1105] chdir("./file4" [pid 1098] ioctl(6, LOOP_CLR_FD [pid 1105] <... chdir resumed>) = 0 [pid 1098] <... ioctl resumed>) = 0 [pid 1105] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1098] close(6 [pid 1105] <... openat resumed>) = 6 [pid 1098] <... close resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] ioctl(6, LOOP_CLR_FD) = 0 [pid 1098] <... futex resumed>) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1105] close(6 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] <... close resumed>) = 0 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] <... futex resumed>) = 0 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] fspick(AT_FDCWD, ".", 0 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1098] <... fspick resumed>) = 6 [pid 1105] fspick(AT_FDCWD, ".", 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] <... fspick resumed>) = 6 [pid 1103] <... futex resumed>) = 0 [pid 1098] <... futex resumed>) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] <... futex resumed>) = 0 [pid 1105] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1098] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 47.390168][ T1098] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 47.398126][ T1105] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 47.405808][ T1106] F2FS-fs (loop1): Found nat_bits in checkpoint [ 47.415773][ T1105] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 47.430285][ T1108] F2FS-fs (loop3): Insane cp_payload (553648128 >= 504) [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1105] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1105] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... open resumed>) = 7 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1105] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1105] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1105] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1103] <... futex resumed>) = 0 [pid 1105] sendfile(-1, -1, NULL, 281483568746501 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 1 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] <... futex resumed>) = 0 [pid 1105] <... futex resumed>) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] sendmsg(4, NULL, 0 [pid 1096] <... futex resumed>) = 0 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 0 [pid 1105] <... futex resumed>) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1105] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1103] <... futex resumed>) = 0 [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1105] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1103] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] <... futex resumed>) = 0 [pid 1103] <... futex resumed>) = 1 [pid 1103] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1105] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1105] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1103] <... futex resumed>) = 0 [pid 1105] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1103] exit_group(0) = ? [pid 1105] <... futex resumed>) = 231 [pid 1098] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1105] +++ exited with 0 +++ [pid 1103] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1103, si_uid=0, si_status=0, si_utime=5, si_stime=19} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 1098] <... open resumed>) = 7 [pid 1113] <... write resumed>) = 20699119 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1113] munmap(0x7f25c0ae5000, 138412032 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 299] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./25/binderfs") = 0 [pid 299] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1113] <... munmap resumed>) = 0 [pid 1113] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1113] ioctl(6, LOOP_SET_FD, 5 [pid 1096] <... futex resumed>) = 0 [ 47.439418][ T1098] F2FS-fs (loop2): switch discard_unit option is not allowed [ 47.447193][ T1108] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 47.455323][ T1105] F2FS-fs (loop4): switch discard_unit option is not allowed [ 47.462683][ T1108] F2FS-fs (loop3): fault_injection options not supported [ 47.479826][ T1106] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 47.483127][ T1113] loop0: detected capacity change from 0 to 40427 [pid 1113] <... ioctl resumed>) = 0 [pid 1106] <... mount resumed>) = 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY [pid 1113] close(5 [pid 1106] <... openat resumed>) = 5 [pid 1113] <... close resumed>) = 0 [pid 1113] close(6 [pid 1106] chdir("./file4") = 0 [pid 1106] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [pid 1106] ioctl(6, LOOP_CLR_FD) = 0 [pid 1106] close(6) = 0 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] <... futex resumed>) = 0 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... futex resumed>) = 1 [pid 1106] fspick(AT_FDCWD, ".", 0) = 6 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] <... futex resumed>) = 0 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... futex resumed>) = 1 [pid 1106] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1098] <... futex resumed>) = 0 [pid 1098] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] <... futex resumed>) = 0 [pid 1106] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1098] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1098] sendmsg(4, NULL, 0 [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1096] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 0 [pid 1102] <... futex resumed>) = 0 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] <... open resumed>) = 7 [pid 1098] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1098] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1096] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 0 [pid 1102] <... futex resumed>) = 0 [pid 1096] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1098] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1098] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1096] <... futex resumed>) = 0 [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1102] <... futex resumed>) = 0 [pid 1098] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] exit_group(0 [pid 1106] sendfile(-1, -1, NULL, 281483568746501 [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = ? [pid 1096] <... exit_group resumed>) = ? [pid 1106] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... futex resumed>) = 0 [pid 1098] +++ exited with 0 +++ [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] +++ exited with 0 +++ [pid 1106] <... futex resumed>) = 0 [pid 1102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1096, si_uid=0, si_status=0, si_utime=5, si_stime=13} --- [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 1106] sendmsg(4, NULL, 0 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 1106] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1102] <... futex resumed>) = 0 [pid 297] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 297] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1106] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16 [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... openat resumed>) = 3 [pid 1106] <... bpf resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(3, "", [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 1106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1102] <... futex resumed>) = 0 [pid 297] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1106] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 1102] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1106] <... ioctl resumed>, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./26/binderfs", [pid 1106] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1106] <... futex resumed>) = 1 [pid 1102] <... futex resumed>) = 0 [pid 297] unlink("./26/binderfs" [pid 1106] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1102] exit_group(0 [pid 297] <... unlink resumed>) = 0 [pid 1106] <... futex resumed>) = ? [pid 1102] <... exit_group resumed>) = ? [pid 297] umount2("./26/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1106] +++ exited with 0 +++ [pid 1102] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1102, si_uid=0, si_status=0, si_utime=4, si_stime=17} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1113] <... close resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1113] mkdir("./file4", 0777 [pid 296] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1113] <... mkdir resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 1113] mount("/dev/loop0", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 296] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./25/binderfs") = 0 [ 47.488164][ T1106] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 47.493243][ T1108] F2FS-fs (loop3): fault_type options not supported [ 47.502446][ T1106] F2FS-fs (loop1): switch discard_unit option is not allowed [ 47.518770][ T1108] F2FS-fs (loop3): invalid crc value [ 47.567025][ T1108] F2FS-fs (loop3): Found nat_bits in checkpoint [ 47.575354][ T1113] F2FS-fs (loop0): Insane cp_payload (553648128 >= 504) [ 47.582321][ T1113] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [pid 296] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 1108] <... mount resumed>) = 0 [pid 1108] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1108] chdir("./file4") = 0 [pid 1108] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 1108] ioctl(6, LOOP_CLR_FD) = 0 [pid 299] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1108] close(6 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1108] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./25/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 299] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1108] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] openat(AT_FDCWD, "./25/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(4, "", [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 0 [pid 1108] fspick(AT_FDCWD, ".", 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(4, [pid 1108] <... fspick resumed>) = 6 [pid 299] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 1108] <... futex resumed>) = 1 [ 47.616119][ T1113] F2FS-fs (loop0): fault_injection options not supported [ 47.623119][ T1113] F2FS-fs (loop0): fault_type options not supported [ 47.646373][ T1108] F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 [ 47.653604][ T1113] F2FS-fs (loop0): invalid crc value [ 47.656665][ T1108] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [pid 1108] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 297] <... umount2 resumed>) = 0 [pid 296] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./25/file4" [pid 297] umount2("./26/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1108] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./26/file4", [pid 296] newfstatat(AT_FDCWD, "./25/file4", [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rmdir resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./26/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./26/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] openat(AT_FDCWD, "./25/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... openat resumed>) = 4 [pid 296] <... openat resumed>) = 4 [pid 297] newfstatat(4, "", [pid 296] newfstatat(4, "", [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(4, [pid 296] getdents64(4, [pid 297] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 296] <... getdents64 resumed>0x55555b925770 /* 2 entries */, 32768) = 48 [pid 297] getdents64(4, [pid 296] getdents64(4, [pid 297] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 296] <... getdents64 resumed>0x55555b925770 /* 0 entries */, 32768) = 0 [pid 297] close(4 [pid 296] close(4 [pid 297] <... close resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 297] rmdir("./26/file4" [pid 296] rmdir("./25/file4" [pid 297] <... rmdir resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 297] getdents64(3, [pid 296] getdents64(3, [pid 297] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 296] <... getdents64 resumed>0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 297] close(3 [pid 296] close(3 [pid 297] <... close resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 297] rmdir("./26" [pid 296] rmdir("./25" [pid 297] <... rmdir resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 297] mkdir("./27", 0777 [pid 296] mkdir("./26", 0777 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 297] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 296] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 297] <... openat resumed>) = 3 [pid 296] <... openat resumed>) = 3 [pid 297] ioctl(3, LOOP_CLR_FD [pid 296] ioctl(3, LOOP_CLR_FD [pid 297] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 296] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 297] close(3 [pid 296] close(3 [pid 297] <... close resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x55555b91c690) = 1131 [pid 296] <... clone resumed>, child_tidptr=0x55555b91c690) = 1132 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 299] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./25") = 0 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC) = -1 EIO (Input/output error) [pid 299] mkdir("./26", 0777) = 0 [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1108] <... futex resumed>) = 1 [pid 1108] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1108] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] exit_group(0) = ? [pid 1108] <... futex resumed>) = ? [pid 299] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 299] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 1131 attached ./strace-static-x86_64: Process 1132 attached [pid 1131] set_robust_list(0x55555b91c6a0, 24 [pid 1132] set_robust_list(0x55555b91c6a0, 24 [pid 1131] <... set_robust_list resumed>) = 0 [pid 1132] <... set_robust_list resumed>) = 0 [pid 299] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 1131] chdir("./27" [pid 1132] chdir("./26") = 0 [pid 1131] <... chdir resumed>) = 0 [pid 1132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1132] setpgid(0, 0 [pid 1131] <... prctl resumed>) = 0 [pid 1132] <... setpgid resumed>) = 0 [pid 1131] setpgid(0, 0 [pid 299] close(3 [pid 1132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1131] <... setpgid resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1133 [pid 1108] +++ exited with 0 +++ [pid 1107] +++ exited with 0 +++ [pid 1132] <... openat resumed>) = 3 [pid 1132] write(3, "1000", 4 [pid 1131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 1133 attached [pid 1132] <... write resumed>) = 4 [pid 1133] set_robust_list(0x55555b91c6a0, 24 [pid 1132] close(3 [pid 1131] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1107, si_uid=0, si_status=0, si_utime=6, si_stime=15} --- [pid 1132] <... close resumed>) = 0 [pid 1131] write(3, "1000", 4) = 4 [pid 1133] <... set_robust_list resumed>) = 0 [pid 1132] symlink("/dev/binderfs", "./binderfs" [pid 1131] close(3executing program executing program [pid 1133] chdir("./26" [pid 1132] <... symlink resumed>) = 0 [pid 1131] <... close resumed>) = 0 [pid 298] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1132] write(1, "executing program\n", 18 [pid 1131] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1132] <... write resumed>) = 18 [pid 1131] <... symlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 3 [pid 1132] <... futex resumed>) = 0 [pid 1131] <... write resumed>) = 18 [pid 298] newfstatat(3, "", [pid 1132] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1132] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1131] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 1132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1131] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, [pid 298] <... getdents64 resumed>0x55555b91d730 /* 4 entries */, 32768) = 112 [pid 1132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1131] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1132] <... mmap resumed>) = 0x7f25c8ee5000 [pid 1131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./25/binderfs", [pid 1132] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 1131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1132] <... mprotect resumed>) = 0 [pid 1131] <... mmap resumed>) = 0x7f25c8ee5000 [pid 298] unlink("./25/binderfs" [pid 1132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1131] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE [pid 298] <... unlink resumed>) = 0 [pid 1132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1131] <... mprotect resumed>) = 0 [pid 298] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1131] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1132] <... clone3 resumed> => {parent_tid=[1134]}, 88) = 1134 [pid 1131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1132] rt_sigprocmask(SIG_SETMASK, [], [pid 1133] <... chdir resumed>) = 0 [pid 1132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1131] <... clone3 resumed> => {parent_tid=[1135]}, 88) = 1135 [pid 1133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] rt_sigprocmask(SIG_SETMASK, [], [pid 1133] <... prctl resumed>) = 0 [pid 1132] <... futex resumed>) = 0 [pid 1131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1133] setpgid(0, 0 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... setpgid resumed>) = 0 [pid 1131] <... futex resumed>) = 0 [pid 1133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1133] <... openat resumed>) = 3 [pid 1133] write(3, "1000", 4) = 4 [pid 1133] close(3) = 0 [pid 1133] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1133] write(1, "executing program\n", 18) = 18 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1133] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1133] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1133] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 1135 attached ./strace-static-x86_64: Process 1134 attached [], 8) = 0 [pid 1135] set_robust_list(0x7f25c8f059a0, 24 [pid 1134] set_robust_list(0x7f25c8f059a0, 24 [pid 1135] <... set_robust_list resumed>) = 0 [pid 1133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} [pid 1135] rt_sigprocmask(SIG_SETMASK, [], [pid 1134] <... set_robust_list resumed>) = 0 [pid 1135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1134] rt_sigprocmask(SIG_SETMASK, [], [pid 1135] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1133] <... clone3 resumed> => {parent_tid=[1136]}, 88) = 1136 [pid 1135] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] rt_sigprocmask(SIG_SETMASK, [], [pid 1135] <... futex resumed>) = 1 [pid 1134] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1131] <... futex resumed>) = 0 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1134] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1134] <... futex resumed>) = 1 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1132] <... futex resumed>) = 0 [pid 1135] <... bpf resumed>) = 3 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] <... futex resumed>) = 0 [ 47.687525][ T1108] F2FS-fs (loop3): switch discard_unit option is not allowed [ 47.696826][ T1113] F2FS-fs (loop0): Found nat_bits in checkpoint ./strace-static-x86_64: Process 1136 attached [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] set_robust_list(0x7f25c8f059a0, 24 [pid 1135] <... futex resumed>) = 0 [pid 1134] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... set_robust_list resumed>) = 0 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1134] <... bpf resumed>) = 3 [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] rt_sigprocmask(SIG_SETMASK, [], [pid 1134] <... futex resumed>) = 0 [pid 1132] <... futex resumed>) = 1 [pid 1135] <... futex resumed>) = 0 [pid 1134] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1131] <... futex resumed>) = 1 [pid 1135] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1134] <... bpf resumed>) = 0 [pid 1135] <... bpf resumed>) = 0 [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1135] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... socket resumed>) = 4 [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1132] <... futex resumed>) = 0 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] <... futex resumed>) = 0 [pid 1134] poll(NULL, 0, 8 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1131] <... futex resumed>) = 1 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... futex resumed>) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1135] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] <... futex resumed>) = 0 [pid 1136] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... bpf resumed>) = 3 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1134] <... poll resumed>) = 0 (Timeout) [pid 1136] <... futex resumed>) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8 [pid 1135] <... futex resumed>) = 1 [pid 1134] <... futex resumed>) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1132] <... futex resumed>) = 0 [pid 1131] <... futex resumed>) = 0 [pid 1136] <... bpf resumed>) = 0 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1134] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = 0 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] <... futex resumed>) = 0 [pid 1136] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1134] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1132] <... futex resumed>) = 0 [pid 1136] <... futex resumed>) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1134] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] bpf(BPF_MAP_CREATE, NULL, 0 [pid 1133] <... futex resumed>) = 0 [pid 1136] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] <... futex resumed>) = 0 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1133] <... futex resumed>) = 0 [pid 1136] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] <... futex resumed>) = 0 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1133] <... futex resumed>) = 0 [pid 1136] <... socket resumed>) = 4 [pid 1135] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1134] <... futex resumed>) = 0 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1134] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1132] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = 0 [pid 1135] <... futex resumed>) = 1 [pid 1134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1132] <... futex resumed>) = 0 [pid 1131] <... futex resumed>) = 0 [pid 1136] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1134] memfd_create("syzkaller", 0 [pid 1133] <... futex resumed>) = 0 [pid 1132] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1136] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1134] <... memfd_create resumed>) = 5 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1134] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1136] <... futex resumed>) = 0 [pid 1135] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1134] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... mount resumed>) = 0 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] <... futex resumed>) = 0 [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] bpf(BPF_PROG_LOAD, NULL, 0 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1131] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... futex resumed>) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] <... futex resumed>) = 0 [pid 1136] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] <... futex resumed>) = 0 [pid 1136] poll(NULL, 0, 8 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1113] chdir("./file4") = 0 [pid 1113] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1113] ioctl(6, LOOP_CLR_FD) = 0 [pid 1113] close(6) = 0 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... futex resumed>) = 1 [pid 1113] fspick(AT_FDCWD, ".", 0) = 6 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... futex resumed>) = 1 [pid 1113] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1136] <... poll resumed>) = 0 (Timeout) [pid 1135] <... futex resumed>) = 1 [pid 1131] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 1133] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=35000000} [pid 1136] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1135] <... socket resumed>) = 4 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... futex resumed>) = 0 [pid 1136] memfd_create("syzkaller", 0 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1136] <... memfd_create resumed>) = 5 [pid 1135] <... futex resumed>) = 1 [pid 1131] <... futex resumed>) = 0 [pid 1136] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f25c0ae5000 [pid 1135] bpf(BPF_MAP_CREATE, NULL, 72 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1131] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1131] <... futex resumed>) = 0 [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = 0 [pid 1131] <... futex resumed>) = 1 [pid 1135] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1131] <... futex resumed>) = 0 [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = 0 [pid 1131] <... futex resumed>) = 1 [pid 1135] poll(NULL, 0, 8 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... poll resumed>) = 0 (Timeout) [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1131] <... futex resumed>) = 0 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] <... futex resumed>) = 0 [pid 1135] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1135] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1131] <... futex resumed>) = 0 [pid 1135] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1131] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] memfd_create("syzkaller", 0 [pid 1131] <... futex resumed>) = 0 [pid 1111] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1111] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1135] <... memfd_create resumed>) = 5 [pid 1131] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ec4000 [pid 1111] mprotect(0x7f25c8ec5000, 131072, PROT_READ|PROT_WRITE [pid 1135] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1111] <... mprotect resumed>) = 0 [pid 1111] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1135] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1111] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8ee4990, parent_tid=0x7f25c8ee4990, exit_signal=0, stack=0x7f25c8ec4000, stack_size=0x20300, tls=0x7f25c8ee46c0} => {parent_tid=[1138]}, 88) = 1138 [pid 1111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1111] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1111] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1138 attached [pid 1138] set_robust_list(0x7f25c8ee49a0, 24) = 0 [pid 1138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1138] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1138] futex(0x7f25c8fd771c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1111] futex(0x7f25c8fd771c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1138] <... futex resumed>) = 1 [ 47.751915][ T1113] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 47.761586][ T1113] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 47.779972][ T1113] F2FS-fs (loop0): switch discard_unit option is not allowed [ 47.837953][ T1138] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 47.849490][ T1138] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 47.857737][ T1138] CPU: 0 PID: 1138 Comm: syz-executor348 Not tainted 5.15.168-syzkaller-00719-g101e665d55a8 #0 [ 47.867896][ T1138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.877788][ T1138] RIP: 0010:update_sit_entry+0x5f3/0x1070 [ 47.883343][ T1138] Code: c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 45 e4 86 ff 4c 8b 33 4c 03 75 a8 4d 89 f4 49 c1 ec 03 49 bd 00 00 00 00 00 fc ff df <43> 0f b6 04 2c 84 c0 0f 85 0d 09 00 00 41 0f b6 1e 41 89 df 8b 45 [ 47.902786][ T1138] RSP: 0018:ffffc90002ab6c68 EFLAGS: 00010246 [ 47.908712][ T1138] RAX: 1ffff11022f1133a RBX: ffff8881178899d0 RCX: 0000000000000037 [ 47.916493][ T1138] RDX: ffff888115b0cf00 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.924315][ T1138] RBP: ffffc90002ab6cf0 R08: ffffffff822bd7dd R09: ffffffff822bd33c [ 47.932123][ T1138] R10: 0000000000000003 R11: ffff888115b0cf00 R12: 0000000000000000 [ 47.939934][ T1138] R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff11022f508b0 [ 47.947740][ T1138] FS: 00007f25c8ee46c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.956507][ T1138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.962933][ T1138] CR2: 00007f25c8ee4d58 CR3: 0000000105d97000 CR4: 00000000003506b0 [ 47.970745][ T1138] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.978553][ T1138] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [pid 1138] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1136] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1135] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1134] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1113] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./25/file4", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./25/file4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./25/file4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(4, 0x55555b925770 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x55555b925770 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./25/file4") = 0 [pid 298] getdents64(3, 0x55555b91d730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./25") = 0 [pid 298] mkdir("./26", 0777) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 298] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 298] close(3) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b91c690) = 1139 [ 47.986367][ T1138] Call Trace: [ 47.989489][ T1138] [ 47.992269][ T1138] ? __die_body+0x62/0xb0 [ 47.996434][ T1138] ? die_addr+0x9f/0xd0 [ 48.000426][ T1138] ? exc_general_protection+0x311/0x4b0 [ 48.005811][ T1138] ? asm_exc_general_protection+0x27/0x30 [ 48.011365][ T1138] ? update_sit_entry+0x2c/0x1070 [ 48.016225][ T1138] ? update_sit_entry+0x4cd/0x1070 [ 48.021174][ T1138] ? update_sit_entry+0x5f3/0x1070 [ 48.026118][ T1138] ? update_sit_entry+0x4cd/0x1070 [ 48.031072][ T1138] f2fs_allocate_data_block+0x10df/0x3410 [ 48.036625][ T1138] ? _raw_spin_unlock+0x4d/0x70 [ 48.041310][ T1138] ? f2fs_dirty_inode+0x233/0x2a0 [ 48.046172][ T1138] __allocate_data_block+0x5be/0xb80 [ 48.051293][ T1138] ? f2fs_map_blocks+0x3ab0/0x3ab0 [ 48.056238][ T1138] ? xas_find+0x208/0x820 [ 48.060403][ T1138] f2fs_map_blocks+0x17c0/0x3ab0 [ 48.065182][ T1138] ? f2fs_do_map_lock+0x70/0x70 [ 48.069868][ T1138] ? __kasan_kmalloc+0x9/0x10 [ 48.074381][ T1138] ? filemap_fdatawait_range+0x40/0x40 [ 48.079673][ T1138] ? do_syscall_64+0x3b/0xb0 [ 48.084100][ T1138] f2fs_iomap_begin+0x29d/0xc10 [ 48.088789][ T1138] ? f2fs_destroy_bio_entry_cache+0x20/0x20 [ 48.094512][ T1138] ? filemap_write_and_wait_range+0x203/0x280 [ 48.100419][ T1138] iomap_iter+0x5b5/0xbe0 [ 48.104590][ T1138] ? f2fs_destroy_bio_entry_cache+0x20/0x20 [ 48.110317][ T1138] __iomap_dio_rw+0xb3a/0x1ed0 [ 48.114913][ T1138] ? f2fs_map_blocks+0x2bf/0x3ab0 [ 48.119770][ T1138] ? iomap_dio_complete+0x6f0/0x6f0 [ 48.124807][ T1138] ? down_read_trylock+0x3d6/0x7d0 [ 48.129760][ T1138] ? f2fs_down_read+0x9f/0x190 [pid 1135] <... write resumed>) = 20699119 [pid 1136] <... write resumed>) = 20699119 [pid 1134] <... write resumed>) = 20699119 [pid 1135] munmap(0x7f25c0ae5000, 138412032 [pid 1136] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1134] munmap(0x7f25c0ae5000, 138412032) = 0 [pid 1135] <... munmap resumed>) = 0 [pid 1136] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1135] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 6 [pid 1136] ioctl(6, LOOP_SET_FD, 5 [pid 1135] ioctl(6, LOOP_SET_FD, 5 [pid 1134] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 6 [ 48.134351][ T1138] ? need_inode_page_update+0x1f0/0x1f0 [ 48.139736][ T1138] f2fs_file_write_iter+0x1012/0x2920 [ 48.144945][ T1138] ? trace_event_raw_event_sched_switch+0x290/0x4b0 [ 48.151363][ T1138] ? f2fs_file_read_iter+0x1050/0x1050 [ 48.156657][ T1138] ? __kasan_check_read+0x11/0x20 [ 48.161520][ T1138] ? ttwu_do_wakeup+0xe3/0x430 [ 48.166120][ T1138] ? __update_load_avg_cfs_rq+0xb1/0x2f0 [ 48.170067][ T1136] loop4: detected capacity change from 0 to 40427 [ 48.171586][ T1138] ? update_load_avg+0x43a/0x1150 [ 48.171607][ T1138] ? kasan_set_track+0x5d/0x70 [pid 1134] ioctl(6, LOOP_SET_FD, 5 [pid 1136] <... ioctl resumed>) = 0 [ 48.171623][ T1138] ? __update_load_avg_cfs_rq+0xb1/0x2f0 [ 48.178328][ T1135] loop2: detected capacity change from 0 to 40427 [ 48.182691][ T1138] ? update_load_avg+0x43a/0x1150 [ 48.187982][ T1134] loop1: detected capacity change from 0 to 40427 [ 48.192763][ T1138] do_iter_readv_writev+0x58e/0x790 [ 48.192785][ T1138] ? generic_file_rw_checks+0x270/0x270 [ 48.220541][ T1138] ? fsnotify_perm+0x6a/0x5b0 [ 48.225055][ T1138] ? security_file_permission+0x86/0xb0 [ 48.227777][ T1136] F2FS-fs (loop4): Insane cp_payload (553648128 >= 504) [ 48.230430][ T1138] do_iter_write+0x1f1/0x760 [ 48.230453][ T1138] vfs_writev+0x2ac/0x560 [ 48.237630][ T1136] F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock [ 48.241629][ T1138] ? do_writev+0x340/0x340 [ 48.245844][ T1136] F2FS-fs (loop4): fault_injection options not supported [ 48.253779][ T1138] ? __fget_files+0x31e/0x380 [ 48.253797][ T1138] ? __fdget+0x1bc/0x240 [ 48.253812][ T1138] __se_sys_pwritev2+0x1c6/0x2c0 [ 48.258795][ T1136] F2FS-fs (loop4): fault_type options not supported [ 48.264888][ T1138] ? __x64_sys_pwritev2+0x100/0x100 [ 48.270742][ T1136] F2FS-fs (loop4): invalid crc value [ 48.273491][ T1138] ? __kasan_check_write+0x14/0x20 [ 48.295330][ T1136] F2FS-fs (loop4): Found nat_bits in checkpoint [ 48.299780][ T1138] __x64_sys_pwritev2+0xe5/0x100 [ 48.310633][ T1138] x64_sys_call+0x8b0/0x9a0 [ 48.314970][ T1138] do_syscall_64+0x3b/0xb0 [ 48.319224][ T1138] ? clear_bhb_loop+0x35/0x90 [ 48.323739][ T1138] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.329467][ T1138] RIP: 0033:0x7f25c8f498c9 [ 48.333719][ T1138] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 48.353162][ T1138] RSP: 002b:00007f25c8ee4218 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 48.361406][ T1138] RAX: ffffffffffffffda RBX: 00007f25c8fd7718 RCX: 00007f25c8f498c9 [ 48.369217][ T1138] RDX: 0000000000000001 RSI: 0000000020000240 RDI: 0000000000000007 [ 48.377032][ T1138] RBP: 00007f25c8fd7710 R08: 0000000000000007 R09: 0000000000000003 executing program [pid 1136] close(5) = 0 [pid 1136] close(6) = 0 [pid 1136] mkdir("./file4", 0777) = 0 [pid 1136] mount("/dev/loop4", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1135] <... ioctl resumed>) = 0 [pid 1135] close(5) = 0 [pid 1135] close(6 [pid 1134] <... ioctl resumed>) = 0 [pid 1134] close(5) = 0 [pid 1134] close(6./strace-static-x86_64: Process 1139 attached [pid 1139] set_robust_list(0x55555b91c6a0, 24) = 0 [pid 1139] chdir("./26") = 0 [pid 1139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1139] setpgid(0, 0) = 0 [pid 1139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1139] write(3, "1000", 4) = 4 [pid 1139] close(3) = 0 [pid 1139] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1139] write(1, "executing program\n", 18) = 18 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] rt_sigaction(SIGRT_1, {sa_handler=0x7f25c8f6fce0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f25c8f60e90}, NULL, 8) = 0 [pid 1139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f25c8ee5000 [pid 1139] mprotect(0x7f25c8ee6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1139] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f25c8f05990, parent_tid=0x7f25c8f05990, exit_signal=0, stack=0x7f25c8ee5000, stack_size=0x20300, tls=0x7f25c8f056c0} => {parent_tid=[1140]}, 88) = 1140 [pid 1139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1140 attached [pid 1140] set_robust_list(0x7f25c8f059a0, 24) = 0 [pid 1140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=7, value_size=65537, max_entries=8, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_BTF_GET_NEXT_ID, {start_id=0, next_id=0}, 8) = 0 [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000140, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=4294966911, attach_btf_id=1, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EFAULT (Bad address) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_MAP_CREATE, NULL, 72) = -1 EFAULT (Bad address) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_PROG_LOAD, NULL, 0) = -1 EFAULT (Bad address) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = -1 EINVAL (Invalid argument) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] <... futex resumed>) = 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 1 [pid 1140] poll(NULL, 0, 8) = 0 (Timeout) [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1139] <... futex resumed>) = 0 [pid 1140] sendmsg(4, NULL, MSG_NOSIGNAL|MSG_BATCH [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1140] <... sendmsg resumed>) = -1 EFAULT (Bad address) [pid 1139] <... futex resumed>) = 0 [pid 1140] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] <... futex resumed>) = 0 [pid 1139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1140] memfd_create("syzkaller", 0 [pid 1139] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1140] <... memfd_create resumed>) = 5 [pid 1139] <... futex resumed>) = 0 [pid 1140] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1139] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1140] <... mmap resumed>) = 0x7f25c0ae5000 [pid 1140] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 1111] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = 0 [pid 1111] <... futex resumed>) = 1 [pid 1113] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [ 48.384839][ T1138] R10: 0000000000002000 R11: 0000000000000246 R12: 00007f25c8fa360c [ 48.392651][ T1138] R13: 00007f25c8f9e0c0 R14: 0034656c69662f2e R15: 00007ffe6177a268 [ 48.400465][ T1138] [ 48.403328][ T1138] Modules linked in: [ 48.410033][ T1136] F2FS-fs (loop4): Try to recover 1th superblock, ret: 0 [ 48.410213][ T1138] ---[ end trace ffbdfd2d7b314dcd ]--- [ 48.422407][ T1138] RIP: 0010:update_sit_entry+0x5f3/0x1070 [ 48.422486][ T1136] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] <... close resumed>) = 0 [pid 1134] <... close resumed>) = 0 [pid 1135] mkdir("./file4", 0777 [pid 1134] mkdir("./file4", 0777 [pid 1135] <... mkdir resumed>) = 0 [pid 1134] <... mkdir resumed>) = 0 [pid 1135] mount("/dev/loop2", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1134] mount("/dev/loop1", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... mount resumed>) = 0 [pid 1136] openat(AT_FDCWD, "./file4", O_RDONLY|O_DIRECTORY) = 5 [pid 1136] chdir("./file4") = 0 [pid 1136] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 6 [pid 1136] ioctl(6, LOOP_CLR_FD) = 0 [pid 1136] close(6 [pid 1111] <... futex resumed>) = 1 [pid 1113] <... futex resumed>) = 0 [pid 1113] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1136] <... close resumed>) = 0 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] <... futex resumed>) = 1 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] <... futex resumed>) = 0 [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = 0 [pid 1111] <... futex resumed>) = 1 [pid 1113] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=-1}}, 16) = -1 EBADF (Bad file descriptor) [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1136] <... futex resumed>) = 0 [pid 1133] <... futex resumed>) = 1 [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 1136] fspick(AT_FDCWD, ".", 0 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1111] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = 0 [pid 1111] <... futex resumed>) = 1 [pid 1113] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7f25c8f041e0) = -1 EBADF (Bad file descriptor) [pid 1111] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 1113] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1113] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] <... fspick resumed>) = 6 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 48.428651][ T1138] Code: c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 45 e4 86 ff 4c 8b 33 4c 03 75 a8 4d 89 f4 49 c1 ec 03 49 bd 00 00 00 00 00 fc ff df <43> 0f b6 04 2c 84 c0 0f 85 0d 09 00 00 41 0f b6 1e 41 89 df 8b 45 [ 48.440171][ T1134] F2FS-fs (loop1): Insane cp_payload (553648128 >= 504) [ 48.455204][ T1135] F2FS-fs (loop2): Insane cp_payload (553648128 >= 504) [ 48.469300][ T1134] F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock [ 48.478149][ T1134] F2FS-fs (loop1): fault_injection options not supported [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] <... futex resumed>) = 0 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = 0 [pid 1133] <... futex resumed>) = 1 [pid 1136] fsconfig(6, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... fsconfig resumed>) = -1 EINVAL (Invalid argument) [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] <... futex resumed>) = 0 [ 48.487072][ T1134] F2FS-fs (loop1): fault_type options not supported [ 48.493694][ T1135] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 48.494543][ T1138] RSP: 0018:ffffc90002ab6c68 EFLAGS: 00010246 [ 48.508135][ T1136] F2FS-fs (loop4): switch discard_unit option is not allowed [ 48.508238][ T1135] F2FS-fs (loop2): fault_injection options not supported [ 48.515794][ T1138] RAX: 1ffff11022f1133a RBX: ffff8881178899d0 RCX: 0000000000000037 [ 48.530197][ T1134] F2FS-fs (loop1): invalid crc value [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = 0 [pid 1133] <... futex resumed>) = 1 [pid 1136] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000) = 7 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = 0 [pid 1133] <... futex resumed>) = 1 [pid 1136] pwritev2(7, [{iov_base="\x00", iov_len=1}], 1, 8192, RWF_HIPRI|RWF_DSYNC [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] <... pwritev2 resumed>) = -1 EIO (Input/output error) [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1140] <... write resumed>) = 20699119 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1140] munmap(0x7f25c0ae5000, 138412032 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000 [pid 1140] <... munmap resumed>) = 0 [pid 1133] <... futex resumed>) = 1 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1140] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 6 [pid 1140] ioctl(6, LOOP_SET_FD, 5 [pid 1136] <... futex resumed>) = 0 [pid 1140] <... ioctl resumed>) = 0 [pid 1140] close(5) = 0 [ 48.535909][ T1135] F2FS-fs (loop2): fault_type options not supported [ 48.536859][ T1138] RDX: ffff888115b0cf00 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.551394][ T1136] handle_bad_sector: 40 callbacks suppressed [ 48.551408][ T1136] attempt to access beyond end of device [ 48.551408][ T1136] loop4: rw=2049, want=53256, limit=40427 [ 48.552215][ T1135] F2FS-fs (loop2): invalid crc value [ 48.557620][ T1138] RBP: ffffc90002ab6cf0 R08: ffffffff822bd7dd R09: ffffffff822bd33c [ 48.576725][ T1140] loop3: detected capacity change from 0 to 40427 [pid 1140] close(6 [pid 1136] sendfile(-1, -1, NULL, 281483568746501) = -1 EBADF (Bad file descriptor) [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1133] <... futex resumed>) = 0 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1133] futex(0x7f25c8fd770c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] sendmsg(4, NULL, 0) = -1 EFAULT (Bad address) [ 48.581443][ T1138] R10: 0000000000000003 R11: ffff888115b0cf00 R12: 0000000000000000 [ 48.589541][ T1134] F2FS-fs (loop1): Found nat_bits in checkpoint [ 48.595760][ T1138] R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff11022f508b0 [ 48.609177][ T1138] FS: 00007f25c8ee46c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.618140][ T1138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.623444][ T1135] F2FS-fs (loop2): Found nat_bits in checkpoint [ 48.624575][ T1138] CR2: 00007f25c8f031b8 CR3: 0000000105d97000 CR4: 00000000003506a0 [pid 1140] <... close resumed>) = 0 [pid 1140] mkdir("./file4", 0777) = 0 [pid 1136] futex(0x7f25c8fd770c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1140] mount("/dev/loop3", "./file4", "f2fs", 0, "noinline_xattr,active_logs=4,discard,fault_injection=00000000000000041160,fault_type=000000000000000"... [pid 1136] <... futex resumed>) = 1 [pid 1136] futex(0x7f25c8fd7708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1133] <... futex resumed>) = 0 [pid 1133] futex(0x7f25c8fd7708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 48.638496][ T1138] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.646360][ T1138] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.654380][ T1138] Kernel panic - not syncing: Fatal exception [ 48.655457][ T1134] F2FS-fs (loop1): Try to recover 1th superblock, ret: 0 [ 48.660431][ T1138] Kernel Offset: disabled [ 48.671407][ T1138] Rebooting in 86400 seconds..