./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3913432669 <...> Warning: Permanently added '10.128.1.171' (ED25519) to the list of known hosts. execve("./syz-executor3913432669", ["./syz-executor3913432669"], 0x7ffd9cb09da0 /* 10 vars */) = 0 brk(NULL) = 0x55557794c000 brk(0x55557794cd40) = 0x55557794cd40 arch_prctl(ARCH_SET_FS, 0x55557794c3c0) = 0 set_tid_address(0x55557794c690) = 5070 set_robust_list(0x55557794c6a0, 24) = 0 rseq(0x55557794cce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3913432669", 4096) = 28 getrandom("\xaa\xd4\x8e\x94\x97\xa8\x97\xba", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557794cd40 brk(0x55557796dd40) = 0x55557796dd40 brk(0x55557796e000) = 0x55557796e000 mprotect(0x7fd21ad61000, 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./strace-static-x86_64: Process 5071 attached [pid 5071] set_robust_list(0x55557794c6a0, 24 [pid 5070] <... clone resumed>, child_tidptr=0x55557794c690) = 5071 [pid 5071] <... set_robust_list resumed>) = 0 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] mkdir("./syzkaller.OjEZNu", 0700./strace-static-x86_64: Process 5072 attached [pid 5070] <... clone resumed>, child_tidptr=0x55557794c690) = 5072 [pid 5071] <... mkdir resumed>) = 0 [pid 5072] set_robust_list(0x55557794c6a0, 24) = 0 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] chmod("./syzkaller.OjEZNu", 0777 [pid 5072] mkdir("./syzkaller.wge2xk", 0700) = 0 [pid 5071] <... chmod resumed>) = 0 [pid 5072] chmod("./syzkaller.wge2xk", 0777./strace-static-x86_64: Process 5073 attached [pid 5071] chdir("./syzkaller.OjEZNu" [pid 5070] <... clone resumed>, child_tidptr=0x55557794c690) = 5073 [pid 5073] set_robust_list(0x55557794c6a0, 24 [pid 5072] <... chmod resumed>) = 0 [pid 5073] <... set_robust_list resumed>) = 0 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] <... chdir resumed>) = 0 [pid 5071] mkdir("./0", 0777 [pid 5073] mkdir("./syzkaller.V1cQ7z", 0700 [pid 5072] chdir("./syzkaller.wge2xk") = 0 [pid 5072] mkdir("./0", 0777./strace-static-x86_64: Process 5074 attached [pid 5073] <... mkdir resumed>) = 0 [pid 5071] <... mkdir resumed>) = 0 [pid 5070] <... clone resumed>, child_tidptr=0x55557794c690) = 5074 [pid 5073] chmod("./syzkaller.V1cQ7z", 0777 [pid 5072] <... mkdir resumed>) = 0 [pid 5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5074] set_robust_list(0x55557794c6a0, 24 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... set_robust_list resumed>) = 0 [pid 5073] <... chmod resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 5075 attached [pid 5074] mkdir("./syzkaller.GsoiGI", 0700 [pid 5073] chdir("./syzkaller.V1cQ7z" [pid 5072] <... openat resumed>) = 3 [pid 5071] <... openat resumed>) = 3 [pid 5070] <... clone resumed>, child_tidptr=0x55557794c690) = 5075 [pid 5075] set_robust_list(0x55557794c6a0, 24 [pid 5073] <... chdir resumed>) = 0 [pid 5071] ioctl(3, LOOP_CLR_FD [pid 5073] mkdir("./0", 0777 [pid 5072] ioctl(3, LOOP_CLR_FD [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... set_robust_list resumed>) = 0 [pid 5074] <... mkdir resumed>) = 0 [pid 5073] <... mkdir resumed>) = 0 [pid 5071] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5074] chmod("./syzkaller.GsoiGI", 0777 [pid 5072] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5074] <... chmod resumed>) = 0 [pid 5072] close(3) = 0 ./strace-static-x86_64: Process 5076 attached [pid 5075] mkdir("./syzkaller.WpJduQ", 0700 [pid 5074] chdir("./syzkaller.GsoiGI" [pid 5073] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] close(3 [pid 5070] <... clone resumed>, child_tidptr=0x55557794c690) = 5076 [pid 5076] set_robust_list(0x55557794c6a0, 24 [pid 5075] <... mkdir resumed>) = 0 [pid 5074] <... chdir resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5071] <... close resumed>) = 0 [pid 5071] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... set_robust_list resumed>) = 0 [pid 5073] ioctl(3, LOOP_CLR_FD [pid 5076] mkdir("./syzkaller.xaHMpU", 0700 [pid 5074] mkdir("./0", 0777 [pid 5073] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5074] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5078 attached ./strace-static-x86_64: Process 5077 attached [pid 5076] <... mkdir resumed>) = 0 [pid 5075] chmod("./syzkaller.WpJduQ", 0777 [pid 5073] close(3 [pid 5075] <... chmod resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x55557794c690) = 5077 [pid 5071] <... clone resumed>, child_tidptr=0x55557794c690) = 5078 [pid 5078] set_robust_list(0x55557794c6a0, 24 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] set_robust_list(0x55557794c6a0, 24 [pid 5076] chmod("./syzkaller.xaHMpU", 0777 [pid 5075] chdir("./syzkaller.WpJduQ" [pid 5074] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5078] <... set_robust_list resumed>) = 0 [pid 5077] <... set_robust_list resumed>) = 0 [pid 5076] <... chmod resumed>) = 0 [pid 5075] <... chdir resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5077] chdir("./0" [pid 5075] mkdir("./0", 0777 [pid 5078] chdir("./0" [pid 5077] <... chdir resumed>) = 0 [pid 5076] chdir("./syzkaller.xaHMpU" [pid 5075] <... mkdir resumed>) = 0 [pid 5074] ioctl(3, LOOP_CLR_FD [pid 5078] <... chdir resumed>) = 0 [pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] <... chdir resumed>) = 0 [pid 5074] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5077] <... prctl resumed>) = 0 [pid 5076] mkdir("./0", 0777 [pid 5074] close(3 [pid 5078] setpgid(0, 0 [pid 5077] setpgid(0, 0 [pid 5074] <... close resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x55557794c690) = 5080 ./strace-static-x86_64: Process 5080 attached [pid 5078] <... setpgid resumed>) = 0 [pid 5077] <... setpgid resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] set_robust_list(0x55557794c6a0, 24 [pid 5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5080] <... set_robust_list resumed>) = 0 [pid 5077] <... openat resumed>) = 3 [pid 5076] <... mkdir resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5075] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5078] <... openat resumed>) = 3 [pid 5076] <... openat resumed>) = 3 [pid 5075] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5081 attached [pid 5080] chdir("./0" [pid 5077] write(3, "1000", 4 [pid 5075] ioctl(3, LOOP_CLR_FD [pid 5076] ioctl(3, LOOP_CLR_FD [pid 5075] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5077] <... write resumed>) = 4 [pid 5076] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5074] <... clone resumed>, child_tidptr=0x55557794c690) = 5081 [pid 5081] set_robust_list(0x55557794c6a0, 24 [pid 5080] <... chdir resumed>) = 0 [pid 5078] write(3, "1000", 4 [pid 5077] close(3 [pid 5076] close(3 [pid 5075] close(3 [pid 5081] <... set_robust_list resumed>) = 0 [pid 5080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] <... write resumed>) = 4 [pid 5077] <... close resumed>) = 0 [pid 5076] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5081] chdir("./0" [pid 5080] <... prctl resumed>) = 0 [pid 5078] close(3 [pid 5077] symlink("/dev/binderfs", "./binderfs" [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... chdir resumed>) = 0 [pid 5080] setpgid(0, 0 [pid 5078] <... close resumed>) = 0 [pid 5077] <... symlink resumed>) = 0 [pid 5081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5080] <... setpgid resumed>) = 0 [pid 5078] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5082 attached ./strace-static-x86_64: Process 5083 attached [pid 5082] set_robust_list(0x55557794c6a0, 24 [pid 5076] <... clone resumed>, child_tidptr=0x55557794c690) = 5082 [pid 5083] set_robust_list(0x55557794c6a0, 24 [pid 5075] <... clone resumed>, child_tidptr=0x55557794c690) = 5083 [pid 5083] <... set_robust_list resumed>) = 0 [pid 5082] <... set_robust_list resumed>) = 0 [pid 5083] chdir("./0" [pid 5082] chdir("./0" [pid 5080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] <... chdir resumed>) = 0 [pid 5082] <... chdir resumed>) = 0 [pid 5081] <... prctl resumed>) = 0 [pid 5080] <... openat resumed>) = 3 [pid 5078] <... symlink resumed>) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] setpgid(0, 0 [pid 5077] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5083] <... prctl resumed>) = 0 [pid 5082] <... prctl resumed>) = 0 [pid 5081] <... setpgid resumed>) = 0 [pid 5080] write(3, "1000", 4 [pid 5078] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5083] setpgid(0, 0 [pid 5082] setpgid(0, 0 [pid 5081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5080] <... write resumed>) = 4 [pid 5078] <... futex resumed>) = 0 [pid 5077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5083] <... setpgid resumed>) = 0 [pid 5082] <... setpgid resumed>) = 0 [pid 5080] close(3 [pid 5078] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... openat resumed>) = 3 [pid 5080] <... close resumed>) = 0 [pid 5078] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5083] <... openat resumed>) = 3 [pid 5081] write(3, "1000", 4 [pid 5080] symlink("/dev/binderfs", "./binderfs" [pid 5078] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5077] <... mmap resumed>) = 0x7fd21ac70000 [pid 5083] write(3, "1000", 4 [pid 5082] <... openat resumed>) = 3 [pid 5080] <... symlink resumed>) = 0 [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5083] <... write resumed>) = 4 [pid 5082] write(3, "1000", 4 [pid 5078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... mprotect resumed>) = 0 [pid 5083] close(3 [pid 5082] <... write resumed>) = 4 [pid 5078] <... mmap resumed>) = 0x7fd21ac70000 [pid 5077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5081] <... write resumed>) = 4 [pid 5083] <... close resumed>) = 0 [pid 5082] close(3 [pid 5081] close(3 [pid 5080] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5083] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... close resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5080] <... futex resumed>) = 0 [pid 5078] <... mprotect resumed>) = 0 [pid 5077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5083] <... symlink resumed>) = 0 [pid 5082] symlink("/dev/binderfs", "./binderfs" [pid 5081] symlink("/dev/binderfs", "./binderfs" [pid 5080] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5078] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5084 attached [pid 5082] <... symlink resumed>) = 0 [pid 5081] <... symlink resumed>) = 0 [pid 5080] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5078] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5077] <... clone3 resumed> => {parent_tid=[5084]}, 88) = 5084 [pid 5083] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] rt_sigprocmask(SIG_SETMASK, [], [pid 5084] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5083] <... futex resumed>) = 0 [pid 5082] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5085 attached [pid 5084] <... rseq resumed>) = 0 [pid 5083] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5082] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 0 [pid 5080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5083] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5082] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... futex resumed>) = 0 [pid 5085] <... rseq resumed>) = 0 [pid 5084] set_robust_list(0x7fd21ac909a0, 24 [pid 5083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5082] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5081] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5080] <... mmap resumed>) = 0x7fd21ac70000 [pid 5078] <... clone3 resumed> => {parent_tid=[5085]}, 88) = 5085 [pid 5077] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5085] set_robust_list(0x7fd21ac909a0, 24 [pid 5084] <... set_robust_list resumed>) = 0 [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5082] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5081] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5080] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5078] rt_sigprocmask(SIG_SETMASK, [], [pid 5085] <... set_robust_list resumed>) = 0 [pid 5084] rt_sigprocmask(SIG_SETMASK, [], [pid 5083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5081] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5080] <... mprotect resumed>) = 0 [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5085] rt_sigprocmask(SIG_SETMASK, [], [pid 5084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] <... mmap resumed>) = 0x7fd21ac70000 [pid 5082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5078] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5084] memfd_create("syzkaller", 0 [pid 5083] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5082] <... mmap resumed>) = 0x7fd21ac70000 [pid 5081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] <... futex resumed>) = 0 [pid 5080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5085] memfd_create("syzkaller", 0 [pid 5083] <... mprotect resumed>) = 0 [pid 5082] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5081] <... mmap resumed>) = 0x7fd21ac70000 [pid 5078] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5084] <... memfd_create resumed>) = 3 [pid 5083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5082] <... mprotect resumed>) = 0 [pid 5081] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5085] <... memfd_create resumed>) = 3 [pid 5084] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5081] <... mprotect resumed>) = 0 [pid 5080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5085] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5084] <... mmap resumed>) = 0x7fd212800000 [pid 5083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5082] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5087 attached ./strace-static-x86_64: Process 5086 attached [pid 5085] <... mmap resumed>) = 0x7fd212800000 [pid 5082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5081] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5087] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5086] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5080] <... clone3 resumed> => {parent_tid=[5086]}, 88) = 5086 ./strace-static-x86_64: Process 5088 attached [pid 5086] <... rseq resumed>) = 0 [pid 5081] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5080] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5086] set_robust_list(0x7fd21ac909a0, 24 [pid 5081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] <... rseq resumed>) = 0 [pid 5086] <... set_robust_list resumed>) = 0 [pid 5088] set_robust_list(0x7fd21ac909a0, 24 [pid 5080] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5086] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] rt_sigprocmask(SIG_SETMASK, [], [pid 5086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5080] <... futex resumed>) = 0 [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] <... rseq resumed>) = 0 [pid 5083] <... clone3 resumed> => {parent_tid=[5087]}, 88) = 5087 [pid 5080] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5089 attached [pid 5086] memfd_create("syzkaller", 0 [pid 5089] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053) = 0 [pid 5087] set_robust_list(0x7fd21ac909a0, 24 [pid 5086] <... memfd_create resumed>) = 3 [pid 5083] rt_sigprocmask(SIG_SETMASK, [], [pid 5082] <... clone3 resumed> => {parent_tid=[5088]}, 88) = 5088 [pid 5081] <... clone3 resumed> => {parent_tid=[5089]}, 88) = 5089 [pid 5089] set_robust_list(0x7fd21ac909a0, 24 [pid 5087] <... set_robust_list resumed>) = 0 [pid 5086] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5082] rt_sigprocmask(SIG_SETMASK, [], [pid 5081] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] <... set_robust_list resumed>) = 0 [pid 5087] rt_sigprocmask(SIG_SETMASK, [], [pid 5086] <... mmap resumed>) = 0x7fd212800000 [pid 5083] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] rt_sigprocmask(SIG_SETMASK, [], [pid 5087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5087] memfd_create("syzkaller", 0 [pid 5083] <... futex resumed>) = 0 [pid 5082] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... memfd_create resumed>) = 3 [pid 5083] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5088] <... futex resumed>) = 0 [pid 5087] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5082] <... futex resumed>) = 1 [pid 5081] <... futex resumed>) = 0 [pid 5089] memfd_create("syzkaller", 0 [pid 5088] memfd_create("syzkaller", 0 [pid 5087] <... mmap resumed>) = 0x7fd212800000 [pid 5082] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5081] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5089] <... memfd_create resumed>) = 3 [pid 5088] <... memfd_create resumed>) = 3 [pid 5088] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5089] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5088] <... mmap resumed>) = 0x7fd212800000 [pid 5084] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5087] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5086] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5085] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5088] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5089] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5084] <... write resumed>) = 16777216 [pid 5084] munmap(0x7fd212800000, 138412032) = 0 [pid 5084] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5087] <... write resumed>) = 16777216 [pid 5086] <... write resumed>) = 16777216 [pid 5084] <... openat resumed>) = 4 [pid 5084] ioctl(4, LOOP_SET_FD, 3 [pid 5087] munmap(0x7fd212800000, 138412032 [pid 5088] <... write resumed>) = 16777216 [pid 5084] <... ioctl resumed>) = 0 [pid 5089] <... write resumed>) = 16777216 [pid 5088] munmap(0x7fd212800000, 138412032 [pid 5086] munmap(0x7fd212800000, 138412032 [pid 5084] close(3 [pid 5085] <... write resumed>) = 16777216 [pid 5085] munmap(0x7fd212800000, 138412032 [pid 5087] <... munmap resumed>) = 0 [pid 5089] munmap(0x7fd212800000, 138412032 [pid 5088] <... munmap resumed>) = 0 [pid 5084] <... close resumed>) = 0 [pid 5087] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5085] <... munmap resumed>) = 0 [ 73.791709][ T5084] loop1: detected capacity change from 0 to 32768 [pid 5088] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5087] <... openat resumed>) = 4 [pid 5084] close(4 [pid 5089] <... munmap resumed>) = 0 [pid 5088] ioctl(4, LOOP_SET_FD, 3 [pid 5087] ioctl(4, LOOP_SET_FD, 3 [pid 5086] <... munmap resumed>) = 0 [pid 5085] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5084] <... close resumed>) = 0 [pid 5085] <... openat resumed>) = 4 [pid 5085] ioctl(4, LOOP_SET_FD, 3 [pid 5088] <... ioctl resumed>) = 0 [pid 5086] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5086] ioctl(4, LOOP_SET_FD, 3 [pid 5089] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5088] close(3 [pid 5087] <... ioctl resumed>) = 0 [pid 5085] <... ioctl resumed>) = 0 [pid 5084] mkdir("./file0", 0777 [pid 5089] <... openat resumed>) = 4 [pid 5088] <... close resumed>) = 0 [pid 5087] close(3 [pid 5085] close(3 [pid 5084] <... mkdir resumed>) = 0 [ 73.862552][ T5088] loop5: detected capacity change from 0 to 32768 [ 73.864732][ T5085] loop0: detected capacity change from 0 to 32768 [ 73.869915][ T5087] loop4: detected capacity change from 0 to 32768 [ 73.878033][ T5086] loop2: detected capacity change from 0 to 32768 [ 73.888799][ T5084] ======================================================= [ 73.888799][ T5084] WARNING: The mand mount option has been deprecated and [ 73.888799][ T5084] and is ignored by this kernel. Remove the mand [pid 5088] close(4 [pid 5087] <... close resumed>) = 0 [pid 5089] ioctl(4, LOOP_SET_FD, 3 [pid 5085] <... close resumed>) = 0 [pid 5084] mount("/dev/loop1", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5088] <... close resumed>) = 0 [pid 5087] close(4 [pid 5085] close(4 [pid 5088] mkdir("./file0", 0777) = 0 [pid 5088] mount("/dev/loop5", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5085] <... close resumed>) = 0 [pid 5087] <... close resumed>) = 0 [pid 5085] mkdir("./file0", 0777) = 0 [pid 5087] mkdir("./file0", 0777) = 0 [pid 5087] mount("/dev/loop4", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5085] mount("/dev/loop0", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5084] <... mount resumed>) = 0 [pid 5084] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5084] chdir("./file0") = 0 [ 73.888799][ T5084] option from the mount to silence this warning. [ 73.888799][ T5084] ======================================================= [ 73.893845][ T5089] loop3: detected capacity change from 0 to 32768 [pid 5084] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5084] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5084] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] <... futex resumed>) = 0 [pid 5088] <... mount resumed>) = 0 [pid 5077] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = 1 [pid 5084] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5077] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5088] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5088] chdir("./file0") = 0 [pid 5088] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5088] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... mount resumed>) = 0 [pid 5088] <... futex resumed>) = 1 [pid 5085] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5082] <... futex resumed>) = 0 [pid 5088] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5085] <... openat resumed>) = 3 [pid 5082] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5085] chdir("./file0" [pid 5082] <... futex resumed>) = 0 [pid 5085] <... chdir resumed>) = 0 [pid 5082] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5088] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5087] <... mount resumed>) = 0 [pid 5085] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5085] <... futex resumed>) = 1 [pid 5087] <... openat resumed>) = 3 [pid 5085] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = 0 [pid 5087] chdir("./file0") = 0 [pid 5078] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5087] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... futex resumed>) = 0 [pid 5078] <... futex resumed>) = 1 [pid 5087] <... futex resumed>) = 1 [pid 5085] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5083] <... futex resumed>) = 0 [pid 5087] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5083] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5083] <... futex resumed>) = 0 [pid 5087] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [ 73.996069][ T5084] ERROR: (device loop1): diWrite: ixpxd invalid [ 73.996069][ T5084] [ 74.019840][ T5088] ERROR: (device loop5): diWrite: ixpxd invalid [ 74.019840][ T5088] [ 74.033893][ T5085] ERROR: (device loop0): diWrite: ixpxd invalid [ 74.033893][ T5085] [pid 5083] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5077] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac4f000 [pid 5077] <... futex resumed>) = 0 [pid 5082] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5082] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5092 attached [pid 5082] <... clone3 resumed> => {parent_tid=[5092]}, 88) = 5092 [pid 5092] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5082] rt_sigprocmask(SIG_SETMASK, [], [pid 5077] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5092] <... rseq resumed>) = 0 [pid 5082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5092] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5082] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... set_robust_list resumed>) = 0 [pid 5082] <... futex resumed>) = 0 [pid 5092] rt_sigprocmask(SIG_SETMASK, [], [pid 5082] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5092] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5092] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5082] <... futex resumed>) = 0 [pid 5092] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] <... ioctl resumed>) = 0 [pid 5082] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] close(3 [pid 5082] <... futex resumed>) = 0 [pid 5092] write(-1, "2", 1 [pid 5089] <... close resumed>) = 0 [ 74.044076][ T5087] ERROR: (device loop4): diWrite: ixpxd invalid [ 74.044076][ T5087] [ 74.051906][ T5088] ERROR: (device loop5): remounting filesystem as read-only [ 74.054431][ T5084] ERROR: (device loop1): remounting filesystem as read-only [ 74.060524][ T5088] ERROR: (device loop5): txCommit: [ 74.060524][ T5088] [ 74.087201][ T5087] ERROR: (device loop4): remounting filesystem as read-only [pid 5082] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5092] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5089] close(4 [pid 5083] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5077] <... mprotect resumed>) = 0 [pid 5092] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... close resumed>) = 0 [pid 5083] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... futex resumed>) = 1 [pid 5089] mkdir("./file0", 0777 [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 0 [pid 5092] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] <... mkdir resumed>) = 0 [pid 5083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5089] mount("/dev/loop3", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5083] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5083] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5078] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5083] <... mprotect resumed>) = 0 [pid 5083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0}./strace-static-x86_64: Process 5093 attached [pid 5093] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5083] <... clone3 resumed> => {parent_tid=[5093]}, 88) = 5093 [pid 5093] <... rseq resumed>) = 0 [pid 5089] <... mount resumed>) = 0 [pid 5086] <... ioctl resumed>) = 0 [pid 5083] rt_sigprocmask(SIG_SETMASK, [], [pid 5078] <... futex resumed>) = 0 [pid 5077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5093] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5089] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5093] <... set_robust_list resumed>) = 0 [pid 5089] <... openat resumed>) = 3 [pid 5088] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5086] close(3 [pid 5083] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5093] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] chdir("./file0" [pid 5083] <... futex resumed>) = 0 [pid 5093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] <... chdir resumed>) = 0 [pid 5083] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5089] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5093] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5089] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5086] <... close resumed>) = 0 [pid 5078] <... mmap resumed>) = 0x7fd21ac4f000 ./strace-static-x86_64: Process 5095 attached [pid 5093] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = 1 [pid 5083] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 0 [pid 5095] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5093] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5088] <... futex resumed>) = 0 [pid 5086] close(4 [pid 5083] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] exit_group(0 [pid 5081] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone3 resumed> => {parent_tid=[5095]}, 88) = 5095 [pid 5095] <... rseq resumed>) = 0 [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] <... futex resumed>) = ? [pid 5089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5086] <... close resumed>) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5082] <... exit_group resumed>) = ? [ 74.087353][ T5085] ERROR: (device loop0): remounting filesystem as read-only [ 74.122512][ T5084] ERROR: (device loop1): txCommit: [ 74.122512][ T5084] [ 74.130147][ T5087] ERROR: (device loop4): txCommit: [ 74.130147][ T5087] [ 74.130325][ T5085] ERROR: (device loop0): txCommit: [ 74.130325][ T5085] [pid 5081] <... futex resumed>) = 0 [pid 5077] rt_sigprocmask(SIG_SETMASK, [], [pid 5078] <... mprotect resumed>) = 0 [pid 5095] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5093] write(-1, "2", 1 [pid 5092] +++ exited with 0 +++ [pid 5089] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5086] mkdir("./file0", 0777 [pid 5084] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5083] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... set_robust_list resumed>) = 0 [pid 5093] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5088] +++ exited with 0 +++ [pid 5086] <... mkdir resumed>) = 0 [pid 5085] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5084] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] +++ exited with 0 +++ [pid 5078] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5095] rt_sigprocmask(SIG_SETMASK, [], [pid 5093] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] mount("/dev/loop2", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5085] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... futex resumed>) = 0 [pid 5078] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5077] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5082, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=30 /* 0.30 s */} --- [pid 5095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5093] <... futex resumed>) = 1 [pid 5087] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5084] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5083] <... futex resumed>) = 0 [pid 5095] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5093] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... futex resumed>) = 0 [pid 5083] exit_group(0 [pid 5078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5077] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5096 attached [pid 5095] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5093] <... futex resumed>) = ? [pid 5087] <... futex resumed>) = ? [pid 5085] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5083] <... exit_group resumed>) = ? [pid 5077] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5095] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] +++ exited with 0 +++ [pid 5087] +++ exited with 0 +++ [pid 5083] +++ exited with 0 +++ [pid 5078] <... clone3 resumed> => {parent_tid=[5096]}, 88) = 5096 [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... rseq resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5078] rt_sigprocmask(SIG_SETMASK, [], [pid 5077] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5083, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=39 /* 0.39 s */} --- [pid 5096] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5095] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5084] <... futex resumed>) = 0 [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] <... futex resumed>) = 1 [ 74.153454][ T5089] ERROR: (device loop3): diWrite: ixpxd invalid [ 74.153454][ T5089] [pid 5076] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5096] <... set_robust_list resumed>) = 0 [pid 5084] write(-1, "2", 1 [pid 5078] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5096] rt_sigprocmask(SIG_SETMASK, [], [pid 5086] <... mount resumed>) = 0 [pid 5084] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5078] <... futex resumed>) = 0 [pid 5076] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5084] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5075] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5096] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5096] <... futex resumed>) = 1 [pid 5078] <... futex resumed>) = 0 [pid 5075] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5096] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... openat resumed>) = 3 [pid 5085] <... futex resumed>) = 0 [pid 5078] <... futex resumed>) = 1 [pid 5075] newfstatat(3, "", [pid 5085] write(-1, "2", 1 [pid 5078] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5085] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] getdents64(3, [pid 5085] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5086] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5085] <... futex resumed>) = 1 [pid 5084] <... futex resumed>) = 1 [pid 5078] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5076] <... openat resumed>) = 3 [pid 5075] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5086] <... openat resumed>) = 3 [pid 5085] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5084] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5078] exit_group(0 [pid 5077] exit_group(0 [pid 5076] newfstatat(3, "", [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5096] <... futex resumed>) = ? [pid 5095] <... futex resumed>) = ? [pid 5086] chdir("./file0" [pid 5085] <... futex resumed>) = ? [pid 5084] <... futex resumed>) = ? [pid 5081] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... exit_group resumed>) = ? [pid 5077] <... exit_group resumed>) = ? [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5096] +++ exited with 0 +++ [pid 5095] +++ exited with 0 +++ [pid 5086] <... chdir resumed>) = 0 [pid 5085] +++ exited with 0 +++ [pid 5084] +++ exited with 0 +++ [pid 5081] <... futex resumed>) = 0 [pid 5078] +++ exited with 0 +++ [pid 5077] +++ exited with 0 +++ [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5086] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5076] getdents64(3, [pid 5075] unlink("./0/binderfs" [pid 5071] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5078, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=38 /* 0.38 s */} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5077, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=33 /* 0.33 s */} --- [pid 5086] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5081] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5081] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5076] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5075] <... unlink resumed>) = 0 [pid 5086] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5086] <... futex resumed>) = 1 [pid 5072] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5086] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... mprotect resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5080] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] <... openat resumed>) = 3 [pid 5081] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5080] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5072] <... openat resumed>) = 3 [pid 5071] newfstatat(3, "", [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 74.196225][ T5089] ERROR: (device loop3): remounting filesystem as read-only [ 74.226219][ T5089] ERROR: (device loop3): txCommit: [ 74.226219][ T5089] [pid 5072] newfstatat(3, "", [pid 5086] <... futex resumed>) = 0 [pid 5081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5080] <... futex resumed>) = 1 [pid 5076] unlink("./0/binderfs" [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] getdents64(3, ./strace-static-x86_64: Process 5097 attached [pid 5086] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5080] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5081] <... clone3 resumed> => {parent_tid=[5097]}, 88) = 5097 [pid 5076] <... unlink resumed>) = 0 [pid 5072] getdents64(3, [pid 5071] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5097] <... rseq resumed>) = 0 [pid 5081] rt_sigprocmask(SIG_SETMASK, [], [pid 5097] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5072] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5071] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5097] <... set_robust_list resumed>) = 0 [pid 5081] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5097] rt_sigprocmask(SIG_SETMASK, [], [pid 5081] <... futex resumed>) = 0 [pid 5076] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5081] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... umount2 resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5075] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5071] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5097] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5097] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./0/binderfs" [pid 5071] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5097] <... futex resumed>) = 1 [pid 5089] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] newfstatat(AT_FDCWD, "./0/file0", [pid 5072] <... unlink resumed>) = 0 [pid 5081] <... futex resumed>) = 0 [pid 5071] unlink("./0/binderfs" [pid 5072] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] <... unlink resumed>) = 0 [pid 5081] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5089] write(-1, "2", 1 [pid 5075] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5089] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5089] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5089] <... futex resumed>) = 1 [pid 5075] <... openat resumed>) = 4 [pid 5089] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5075] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5081] <... futex resumed>) = 0 [pid 5081] exit_group(0 [pid 5075] getdents64(4, [pid 5097] <... futex resumed>) = ? [pid 5089] <... futex resumed>) = ? [pid 5081] <... exit_group resumed>) = ? [pid 5075] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5097] +++ exited with 0 +++ [pid 5089] +++ exited with 0 +++ [pid 5075] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5075] close(4) = 0 [pid 5075] rmdir("./0/file0") = 0 [pid 5075] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5075] close(3) = 0 [pid 5075] rmdir("./0") = 0 [ 74.251274][ T5086] ERROR: (device loop2): diWrite: ixpxd invalid [ 74.251274][ T5086] [ 74.267020][ T5086] ERROR: (device loop2): remounting filesystem as read-only [pid 5081] +++ exited with 0 +++ [pid 5080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5076] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5080] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] mkdir("./1", 0777 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5081, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=32 /* 0.32 s */} --- [pid 5080] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... mkdir resumed>) = 0 [pid 5080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5080] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5076] newfstatat(AT_FDCWD, "./0/file0", [pid 5074] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5080] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5074] <... openat resumed>) = 3 [pid 5080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] newfstatat(3, "", [pid 5080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5076] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] getdents64(3, [pid 5080] <... clone3 resumed> => {parent_tid=[5098]}, 88) = 5098 [pid 5076] <... openat resumed>) = 4 [pid 5076] newfstatat(4, "", [pid 5074] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5074] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5098 attached [pid 5086] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5080] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = 0 [pid 5071] <... umount2 resumed>) = 0 [pid 5098] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5086] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] getdents64(4, [pid 5075] ioctl(3, LOOP_CLR_FD [pid 5074] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5098] <... rseq resumed>) = 0 [pid 5086] <... futex resumed>) = 0 [pid 5080] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5098] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5086] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5080] <... futex resumed>) = 0 [pid 5076] getdents64(4, [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5098] <... set_robust_list resumed>) = 0 [pid 5080] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5074] unlink("./0/binderfs" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] newfstatat(AT_FDCWD, "./0/file0", [pid 5098] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] close(4 [pid 5074] <... unlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./0/file0", [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] <... close resumed>) = 0 [pid 5098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] rmdir("./0/file0" [pid 5074] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5098] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5076] <... rmdir resumed>) = 0 [pid 5098] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5076] getdents64(3, [pid 5072] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5098] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5098] <... futex resumed>) = 1 [pid 5080] <... futex resumed>) = 0 [pid 5076] close(3 [pid 5072] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] <... openat resumed>) = 4 [pid 5098] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5080] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... close resumed>) = 0 [pid 5071] newfstatat(4, "", [pid 5086] <... futex resumed>) = 0 [pid 5080] <... futex resumed>) = 1 [pid 5076] rmdir("./0" [pid 5072] <... openat resumed>) = 4 [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5086] write(-1, "2", 1 [pid 5080] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... rmdir resumed>) = 0 [pid 5072] newfstatat(4, "", [pid 5086] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] getdents64(4, [pid 5086] <... futex resumed>) = 1 [pid 5080] <... futex resumed>) = 0 [pid 5076] mkdir("./1", 0777 [pid 5071] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5086] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5080] exit_group(0 [pid 5076] <... mkdir resumed>) = 0 [pid 5072] getdents64(4, [pid 5071] getdents64(4, [pid 5098] <... futex resumed>) = ? [pid 5080] <... exit_group resumed>) = ? [pid 5072] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5098] +++ exited with 0 +++ [pid 5071] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5072] getdents64(4, [pid 5071] close(4 [pid 5072] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5086] <... futex resumed>) = ? [pid 5072] close(4 [pid 5071] <... close resumed>) = 0 [pid 5071] rmdir("./0/file0") = 0 [pid 5076] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5076] ioctl(3, LOOP_CLR_FD [pid 5071] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5071] close(3 [pid 5086] +++ exited with 0 +++ [pid 5080] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5080, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=25 /* 0.25 s */} --- [pid 5072] <... close resumed>) = 0 [pid 5072] rmdir("./0/file0" [pid 5071] <... close resumed>) = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5073] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5073] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5073] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] rmdir("./0" [pid 5074] <... umount2 resumed>) = 0 [ 74.292745][ T5086] ERROR: (device loop2): txCommit: [ 74.292745][ T5086] [pid 5073] getdents64(3, [pid 5071] <... rmdir resumed>) = 0 [pid 5074] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5073] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] newfstatat(AT_FDCWD, "./0/file0", [pid 5073] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] mkdir("./1", 0777 [pid 5073] unlink("./0/binderfs" [pid 5074] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... unlink resumed>) = 0 [pid 5071] <... mkdir resumed>) = 0 [pid 5073] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] getdents64(3, [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5074] <... openat resumed>) = 4 [pid 5073] <... umount2 resumed>) = 0 [pid 5072] close(3 [pid 5074] newfstatat(4, "", [pid 5072] <... close resumed>) = 0 [pid 5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] <... openat resumed>) = 3 [pid 5074] getdents64(4, [pid 5071] ioctl(3, LOOP_CLR_FD [pid 5074] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5074] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5074] close(4) = 0 [pid 5072] rmdir("./0" [pid 5074] rmdir("./0/file0") = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5074] getdents64(3, [pid 5072] mkdir("./1", 0777 [pid 5073] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5073] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5073] <... openat resumed>) = 4 [pid 5074] close(3 [pid 5073] newfstatat(4, "", [pid 5074] <... close resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] rmdir("./0" [pid 5073] getdents64(4, [pid 5074] <... rmdir resumed>) = 0 [pid 5073] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5073] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5073] close(4) = 0 [pid 5074] mkdir("./1", 0777 [pid 5073] rmdir("./0/file0" [pid 5074] <... mkdir resumed>) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5072] <... mkdir resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5073] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5074] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5073] close(3 [pid 5074] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5074] ioctl(3, LOOP_CLR_FD [pid 5073] rmdir("./0") = 0 [pid 5072] <... openat resumed>) = 3 [pid 5073] mkdir("./1", 0777 [pid 5072] ioctl(3, LOOP_CLR_FD [pid 5073] <... mkdir resumed>) = 0 [pid 5073] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5073] ioctl(3, LOOP_CLR_FD [pid 5076] <... ioctl resumed>) = 0 [pid 5075] <... ioctl resumed>) = 0 [pid 5076] close(3) = 0 [pid 5075] close(3) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5099 attached [pid 5076] <... clone resumed>, child_tidptr=0x55557794c690) = 5099 ./strace-static-x86_64: Process 5100 attached [pid 5099] set_robust_list(0x55557794c6a0, 24 [pid 5072] <... ioctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x55557794c690) = 5100 [pid 5099] <... set_robust_list resumed>) = 0 [pid 5072] close(3 [pid 5099] chdir("./1" [pid 5072] <... close resumed>) = 0 [pid 5100] set_robust_list(0x55557794c6a0, 24 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5100] <... set_robust_list resumed>) = 0 [pid 5099] <... chdir resumed>) = 0 [pid 5100] chdir("./1" [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] <... clone resumed>, child_tidptr=0x55557794c690) = 5101 [pid 5100] <... chdir resumed>) = 0 [pid 5099] <... prctl resumed>) = 0 [pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5099] setpgid(0, 0 [pid 5100] setpgid(0, 0 [pid 5099] <... setpgid resumed>) = 0 [pid 5100] <... setpgid resumed>) = 0 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] <... openat resumed>) = 3 [pid 5100] <... openat resumed>) = 3 [pid 5071] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5101 attached [pid 5100] write(3, "1000", 4 [pid 5099] write(3, "1000", 4 [pid 5074] <... ioctl resumed>) = 0 [pid 5100] <... write resumed>) = 4 [pid 5099] <... write resumed>) = 4 [pid 5100] close(3 [pid 5099] close(3 [pid 5100] <... close resumed>) = 0 [pid 5100] symlink("/dev/binderfs", "./binderfs" [pid 5099] <... close resumed>) = 0 [pid 5101] set_robust_list(0x55557794c6a0, 24 [pid 5100] <... symlink resumed>) = 0 [pid 5099] symlink("/dev/binderfs", "./binderfs" [pid 5101] <... set_robust_list resumed>) = 0 [pid 5101] chdir("./1" [pid 5099] <... symlink resumed>) = 0 [pid 5100] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5099] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5101] <... chdir resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5074] close(3 [pid 5071] close(3 [pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5074] <... close resumed>) = 0 [pid 5071] <... close resumed>) = 0 [pid 5101] <... prctl resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5101] setpgid(0, 0 [pid 5100] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5099] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5073] <... ioctl resumed>) = 0 [pid 5101] <... setpgid resumed>) = 0 [pid 5099] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5099] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5101] <... openat resumed>) = 3 [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] write(3, "1000", 4 [pid 5099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5101] <... write resumed>) = 4 ./strace-static-x86_64: Process 5103 attached [pid 5101] close(3 [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] <... mmap resumed>) = 0x7fd21ac70000 [pid 5071] <... clone resumed>, child_tidptr=0x55557794c690) = 5103 ./strace-static-x86_64: Process 5102 attached [pid 5103] set_robust_list(0x55557794c6a0, 24 [pid 5101] <... close resumed>) = 0 [pid 5100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5099] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5073] close(3 [pid 5102] set_robust_list(0x55557794c6a0, 24 [pid 5103] <... set_robust_list resumed>) = 0 [pid 5101] symlink("/dev/binderfs", "./binderfs" [pid 5099] <... mprotect resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x55557794c690) = 5102 [pid 5102] <... set_robust_list resumed>) = 0 [pid 5103] chdir("./1" [pid 5101] <... symlink resumed>) = 0 [pid 5100] <... mmap resumed>) = 0x7fd21ac70000 [pid 5099] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5073] <... close resumed>) = 0 [pid 5102] chdir("./1" [pid 5103] <... chdir resumed>) = 0 [pid 5101] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5099] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5102] <... chdir resumed>) = 0 [pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5101] <... futex resumed>) = 0 [pid 5100] <... mprotect resumed>) = 0 [pid 5099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5103] <... prctl resumed>) = 0 [pid 5101] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5103] setpgid(0, 0 [pid 5101] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5103] <... setpgid resumed>) = 0 [pid 5101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5100] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5104 attached ./strace-static-x86_64: Process 5105 attached [pid 5102] <... prctl resumed>) = 0 [pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5099] <... clone3 resumed> => {parent_tid=[5105]}, 88) = 5105 [pid 5104] set_robust_list(0x55557794c6a0, 24 [pid 5105] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5102] setpgid(0, 0 [pid 5103] <... openat resumed>) = 3 [pid 5101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5073] <... clone resumed>, child_tidptr=0x55557794c690) = 5104 [pid 5104] <... set_robust_list resumed>) = 0 [pid 5105] <... rseq resumed>) = 0 [pid 5102] <... setpgid resumed>) = 0 [pid 5103] write(3, "1000", 4 [pid 5101] <... mmap resumed>) = 0x7fd21ac70000 [pid 5099] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5106 attached [pid 5104] chdir("./1" [pid 5105] set_robust_list(0x7fd21ac909a0, 24 [pid 5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5103] <... write resumed>) = 4 [pid 5101] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5106] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5104] <... chdir resumed>) = 0 [pid 5105] <... set_robust_list resumed>) = 0 [pid 5102] <... openat resumed>) = 3 [pid 5103] close(3 [pid 5101] <... mprotect resumed>) = 0 [pid 5100] <... clone3 resumed> => {parent_tid=[5106]}, 88) = 5106 [pid 5099] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... rseq resumed>) = 0 [pid 5104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5105] rt_sigprocmask(SIG_SETMASK, [], [pid 5103] <... close resumed>) = 0 [pid 5101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5104] <... prctl resumed>) = 0 [pid 5103] symlink("/dev/binderfs", "./binderfs" [pid 5101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5102] write(3, "1000", 4 [pid 5105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5106] set_robust_list(0x7fd21ac909a0, 24 [pid 5104] setpgid(0, 0 [pid 5102] <... write resumed>) = 4 [pid 5103] <... symlink resumed>) = 0 [pid 5101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5107 attached [pid 5106] <... set_robust_list resumed>) = 0 [pid 5104] <... setpgid resumed>) = 0 [pid 5105] memfd_create("syzkaller", 0 [pid 5102] close(3 [pid 5100] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5107] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5106] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5103] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... clone3 resumed> => {parent_tid=[5107]}, 88) = 5107 [pid 5100] <... futex resumed>) = 0 [pid 5107] <... rseq resumed>) = 0 [pid 5104] <... openat resumed>) = 3 [pid 5103] <... futex resumed>) = 0 [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5107] set_robust_list(0x7fd21ac909a0, 24 [pid 5103] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5107] <... set_robust_list resumed>) = 0 [pid 5104] write(3, "1000", 4 [pid 5103] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5101] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] <... write resumed>) = 4 [pid 5103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5101] <... futex resumed>) = 0 [pid 5107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] close(3 [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5104] <... close resumed>) = 0 [pid 5104] symlink("/dev/binderfs", "./binderfs" [pid 5103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5107] memfd_create("syzkaller", 0 [pid 5106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] <... symlink resumed>) = 0 [pid 5105] <... memfd_create resumed>) = 3 [pid 5102] <... close resumed>) = 0 [pid 5103] <... mmap resumed>) = 0x7fd21ac70000 [pid 5106] memfd_create("syzkaller", 0 [pid 5105] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5102] symlink("/dev/binderfs", "./binderfs" [pid 5107] <... memfd_create resumed>) = 3 [pid 5104] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5107] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5106] <... memfd_create resumed>) = 3 [pid 5104] <... futex resumed>) = 0 [pid 5105] <... mmap resumed>) = 0x7fd212800000 [pid 5102] <... symlink resumed>) = 0 [pid 5103] <... mprotect resumed>) = 0 [pid 5107] <... mmap resumed>) = 0x7fd212800000 [pid 5106] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5104] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5106] <... mmap resumed>) = 0x7fd212800000 [pid 5102] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5103] <... clone3 resumed> => {parent_tid=[5108]}, 88) = 5108 ./strace-static-x86_64: Process 5108 attached [pid 5103] rt_sigprocmask(SIG_SETMASK, [], [pid 5108] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5104] <... mmap resumed>) = 0x7fd21ac70000 [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5108] <... rseq resumed>) = 0 [pid 5104] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5103] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] set_robust_list(0x7fd21ac909a0, 24 [pid 5104] <... mprotect resumed>) = 0 [pid 5103] <... futex resumed>) = 0 [pid 5108] <... set_robust_list resumed>) = 0 [pid 5102] <... futex resumed>) = 0 [pid 5108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5108] memfd_create("syzkaller", 0 [pid 5103] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5108] <... memfd_create resumed>) = 3 [pid 5104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5108] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5108] <... mmap resumed>) = 0x7fd212800000 [pid 5104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5102] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, ./strace-static-x86_64: Process 5109 attached NULL, 8) = 0 [pid 5109] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5104] <... clone3 resumed> => {parent_tid=[5109]}, 88) = 5109 [pid 5102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5109] <... rseq resumed>) = 0 [pid 5104] rt_sigprocmask(SIG_SETMASK, [], [pid 5102] <... mmap resumed>) = 0x7fd21ac70000 [pid 5109] set_robust_list(0x7fd21ac909a0, 24 [pid 5104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5109] <... set_robust_list resumed>) = 0 [pid 5104] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5104] <... futex resumed>) = 0 [pid 5109] memfd_create("syzkaller", 0 [pid 5104] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5109] <... memfd_create resumed>) = 3 [pid 5109] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5102] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5102] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0}./strace-static-x86_64: Process 5110 attached [pid 5110] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5102] <... clone3 resumed> => {parent_tid=[5110]}, 88) = 5110 [pid 5110] <... rseq resumed>) = 0 [pid 5102] rt_sigprocmask(SIG_SETMASK, [], [pid 5110] set_robust_list(0x7fd21ac909a0, 24 [pid 5102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5102] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... set_robust_list resumed>) = 0 [pid 5110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5102] <... futex resumed>) = 0 [pid 5102] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5110] memfd_create("syzkaller", 0) = 3 [pid 5110] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5106] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5105] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5107] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5109] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5108] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5110] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5108] <... write resumed>) = 16777216 [pid 5105] <... write resumed>) = 16777216 [pid 5106] <... write resumed>) = 16777216 [pid 5105] munmap(0x7fd212800000, 138412032 [pid 5106] munmap(0x7fd212800000, 138412032 [pid 5108] munmap(0x7fd212800000, 138412032 [pid 5107] <... write resumed>) = 16777216 [pid 5109] <... write resumed>) = 16777216 [pid 5107] munmap(0x7fd212800000, 138412032 [pid 5110] <... write resumed>) = 16777216 [pid 5109] munmap(0x7fd212800000, 138412032 [pid 5108] <... munmap resumed>) = 0 [pid 5105] <... munmap resumed>) = 0 [pid 5105] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5105] ioctl(4, LOOP_SET_FD, 3 [pid 5110] munmap(0x7fd212800000, 138412032 [pid 5108] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5107] <... munmap resumed>) = 0 [pid 5105] <... ioctl resumed>) = 0 [pid 5105] close(3) = 0 [pid 5105] close(4) = 0 [pid 5108] <... openat resumed>) = 4 [pid 5105] mkdir("./file0", 0777 [pid 5108] ioctl(4, LOOP_SET_FD, 3 [pid 5105] <... mkdir resumed>) = 0 [pid 5105] mount("/dev/loop5", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5108] <... ioctl resumed>) = 0 [pid 5106] <... munmap resumed>) = 0 [pid 5106] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5106] ioctl(4, LOOP_SET_FD, 3 [pid 5107] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5110] <... munmap resumed>) = 0 [pid 5109] <... munmap resumed>) = 0 [pid 5108] close(3 [pid 5106] <... ioctl resumed>) = 0 [pid 5105] <... mount resumed>) = 0 [pid 5110] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5109] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5108] <... close resumed>) = 0 [pid 5107] <... openat resumed>) = 4 [pid 5106] close(3 [pid 5110] <... openat resumed>) = 4 [pid 5109] <... openat resumed>) = 4 [pid 5108] close(4 [pid 5106] <... close resumed>) = 0 [ 76.007638][ T5105] loop5: detected capacity change from 0 to 32768 [ 76.033757][ T5108] loop0: detected capacity change from 0 to 32768 [ 76.046724][ T5106] loop4: detected capacity change from 0 to 32768 [pid 5105] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5110] ioctl(4, LOOP_SET_FD, 3 [pid 5109] ioctl(4, LOOP_SET_FD, 3 [pid 5108] <... close resumed>) = 0 [pid 5107] ioctl(4, LOOP_SET_FD, 3 [pid 5106] close(4 [pid 5105] <... openat resumed>) = 3 [pid 5110] <... ioctl resumed>) = 0 [pid 5110] close(3 [pid 5108] mkdir("./file0", 0777) = 0 [pid 5110] <... close resumed>) = 0 [pid 5106] <... close resumed>) = 0 [pid 5110] close(4 [pid 5106] mkdir("./file0", 0777 [pid 5105] chdir("./file0" [pid 5110] <... close resumed>) = 0 [pid 5106] <... mkdir resumed>) = 0 [pid 5105] <... chdir resumed>) = 0 [pid 5110] mkdir("./file0", 0777 [pid 5109] <... ioctl resumed>) = 0 [pid 5108] mount("/dev/loop0", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5107] <... ioctl resumed>) = 0 [pid 5106] mount("/dev/loop4", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5105] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5110] <... mkdir resumed>) = 0 [pid 5109] close(3 [pid 5107] close(3 [pid 5105] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5110] mount("/dev/loop3", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5109] <... close resumed>) = 0 [pid 5107] <... close resumed>) = 0 [pid 5105] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] close(4 [pid 5107] close(4 [pid 5105] <... futex resumed>) = 1 [pid 5109] <... close resumed>) = 0 [pid 5107] <... close resumed>) = 0 [pid 5105] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] <... futex resumed>) = 0 [pid 5109] mkdir("./file0", 0777 [pid 5107] mkdir("./file0", 0777 [pid 5099] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... mkdir resumed>) = 0 [pid 5107] <... mkdir resumed>) = 0 [pid 5105] <... futex resumed>) = 0 [pid 5099] <... futex resumed>) = 1 [pid 5099] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5105] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5109] mount("/dev/loop2", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [ 76.082942][ T5110] loop3: detected capacity change from 0 to 32768 [ 76.090126][ T5107] loop1: detected capacity change from 0 to 32768 [ 76.095805][ T5109] loop2: detected capacity change from 0 to 32768 [pid 5107] mount("/dev/loop1", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5108] <... mount resumed>) = 0 [pid 5108] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5106] <... mount resumed>) = 0 [pid 5108] <... openat resumed>) = 3 [pid 5108] chdir("./file0" [pid 5106] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5108] <... chdir resumed>) = 0 [pid 5106] chdir("./file0" [pid 5108] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5106] <... chdir resumed>) = 0 [pid 5108] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5106] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5109] <... mount resumed>) = 0 [pid 5108] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5109] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5108] <... futex resumed>) = 1 [pid 5103] <... futex resumed>) = 0 [pid 5109] <... openat resumed>) = 3 [pid 5108] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] chdir("./file0" [pid 5103] <... futex resumed>) = 0 [pid 5109] <... chdir resumed>) = 0 [pid 5103] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5108] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5106] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... mount resumed>) = 0 [pid 5109] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5110] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5109] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... futex resumed>) = 1 [pid 5110] <... openat resumed>) = 3 [pid 5109] <... futex resumed>) = 1 [pid 5106] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] <... futex resumed>) = 0 [pid 5110] chdir("./file0" [pid 5109] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = 0 [pid 5110] <... chdir resumed>) = 0 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5104] <... futex resumed>) = 0 [pid 5100] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5109] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5104] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] <... futex resumed>) = 0 [pid 5110] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5100] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5110] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5102] <... futex resumed>) = 0 [pid 5110] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5102] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5102] <... futex resumed>) = 0 [pid 5110] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [ 76.126945][ T5105] ERROR: (device loop5): diWrite: ixpxd invalid [ 76.126945][ T5105] [ 76.155190][ T5108] ERROR: (device loop0): diWrite: ixpxd invalid [ 76.155190][ T5108] [ 76.167279][ T5105] ERROR: (device loop5): remounting filesystem as read-only [pid 5102] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5106] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5099] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5099] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5107] <... mount resumed>) = 0 [pid 5099] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5099] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5107] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5099] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0}./strace-static-x86_64: Process 5111 attached [pid 5107] <... openat resumed>) = 3 [pid 5103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5107] chdir("./file0" [pid 5103] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5099] <... clone3 resumed> => {parent_tid=[5111]}, 88) = 5111 [pid 5111] <... rseq resumed>) = 0 [pid 5099] rt_sigprocmask(SIG_SETMASK, [], [pid 5111] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5107] <... chdir resumed>) = 0 [pid 5104] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5103] <... futex resumed>) = 0 [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5107] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5104] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5107] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5104] <... futex resumed>) = 0 [pid 5102] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5103] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5107] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5102] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5100] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = 1 [pid 5104] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5102] <... futex resumed>) = 0 [pid 5103] <... mprotect resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5107] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [ 76.176809][ T5106] ERROR: (device loop4): diWrite: ixpxd invalid [ 76.176809][ T5106] [ 76.176981][ T5110] ERROR: (device loop3): diWrite: ixpxd invalid [ 76.176981][ T5110] [ 76.193962][ T5109] ERROR: (device loop2): diWrite: ixpxd invalid [ 76.193962][ T5109] [ 76.208572][ T5108] ERROR: (device loop0): remounting filesystem as read-only [ 76.209301][ T5106] ERROR: (device loop4): remounting filesystem as read-only [pid 5103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5111] <... set_robust_list resumed>) = 0 [pid 5104] <... mprotect resumed>) = 0 [pid 5102] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5099] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] rt_sigprocmask(SIG_SETMASK, [], [pid 5099] <... futex resumed>) = 0 [pid 5111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5111] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5102] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5101] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5111] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = 0 [pid 5104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5102] <... mprotect resumed>) = 0 [pid 5101] <... futex resumed>) = 1 [pid 5100] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5112 attached [pid 5111] <... futex resumed>) = 1 [pid 5107] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5103] <... clone3 resumed> => {parent_tid=[5112]}, 88) = 5112 [pid 5101] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] <... mprotect resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5112] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5111] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5112] <... rseq resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5111] write(-1, "2", 1) = -1 EBADF (Bad file descriptor) [pid 5099] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5113 attached [pid 5111] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5103] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5113] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5111] <... futex resumed>) = 0 [pid 5104] <... clone3 resumed> => {parent_tid=[5113]}, 88) = 5113 [pid 5102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5111] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... rseq resumed>) = 0 [pid 5104] rt_sigprocmask(SIG_SETMASK, [], [pid 5103] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5102] <... clone3 resumed> => {parent_tid=[5114]}, 88) = 5114 [pid 5103] <... futex resumed>) = 0 [pid 5104] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] rt_sigprocmask(SIG_SETMASK, [], [pid 5103] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] <... futex resumed>) = 0 [pid 5102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] <... clone3 resumed> => {parent_tid=[5115]}, 88) = 5115 [pid 5104] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5105] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = 0 [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 76.225169][ T5105] ERROR: (device loop5): txCommit: [ 76.225169][ T5105] [ 76.232725][ T5109] ERROR: (device loop2): remounting filesystem as read-only [ 76.240046][ T5109] ERROR: (device loop2): txCommit: [ 76.240046][ T5109] [ 76.250195][ T5106] ERROR: (device loop4): txCommit: [ 76.250195][ T5106] [ 76.252448][ T5108] ERROR: (device loop0): txCommit: [ 76.252448][ T5108] [pid 5105] <... futex resumed>) = 0 [pid 5102] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5114 attached [pid 5100] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053) = 0 [pid 5114] set_robust_list(0x7fd21ac6f9a0, 24) = 0 [pid 5114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5115 attached [pid 5114] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5113] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5112] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5106] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5114] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5102] <... futex resumed>) = 0 [pid 5102] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] write(-1, "2", 1 [pid 5102] <... futex resumed>) = 0 [pid 5102] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5114] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5109] <... futex resumed>) = 0 [pid 5102] <... futex resumed>) = 0 [pid 5109] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... set_robust_list resumed>) = 0 [pid 5108] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5108] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5108] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5112] <... set_robust_list resumed>) = 0 [pid 5099] exit_group(0 [pid 5113] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] rt_sigprocmask(SIG_SETMASK, [], [pid 5115] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5113] <... futex resumed>) = 1 [pid 5112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5115] <... rseq resumed>) = 0 [pid 5111] <... futex resumed>) = ? [pid 5106] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = ? [pid 5099] <... exit_group resumed>) = ? [pid 5107] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5110] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5101] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5115] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5113] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5112] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5111] +++ exited with 0 +++ [pid 5106] <... futex resumed>) = 0 [pid 5104] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] +++ exited with 0 +++ [pid 5101] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] <... set_robust_list resumed>) = 0 [pid 5112] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5110] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... futex resumed>) = 0 [pid 5107] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] <... futex resumed>) = 1 [pid 5101] <... futex resumed>) = 0 [pid 5099] +++ exited with 0 +++ [pid 5115] rt_sigprocmask(SIG_SETMASK, [], [pid 5112] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... futex resumed>) = 0 [pid 5109] write(-1, "2", 1 [pid 5107] <... futex resumed>) = 0 [pid 5104] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5112] <... futex resumed>) = 0 [pid 5110] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5102] exit_group(0 [pid 5103] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=38 /* 0.38 s */} --- [pid 5115] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5114] <... futex resumed>) = ? [pid 5112] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5110] <... futex resumed>) = ? [pid 5109] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... futex resumed>) = 0 [pid 5102] <... exit_group resumed>) = ? [pid 5103] <... futex resumed>) = 1 [pid 5101] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5076] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5115] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5114] +++ exited with 0 +++ [pid 5110] +++ exited with 0 +++ [pid 5108] write(-1, "2", 1 [pid 5103] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] <... mprotect resumed>) = 0 [pid 5100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5115] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5115] <... futex resumed>) = 0 [pid 5076] <... openat resumed>) = 3 [pid 5115] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] getdents64(3, [pid 5102] +++ exited with 0 +++ [pid 5101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5100] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5102, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=34 /* 0.34 s */} --- [pid 5108] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... futex resumed>) = 1 [pid 5108] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... futex resumed>) = 0 [pid 5104] <... futex resumed>) = 0 [pid 5101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5100] <... futex resumed>) = 1 [pid 5076] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5109] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5108] <... futex resumed>) = 1 [pid 5106] write(-1, "2", 1 [pid 5104] exit_group(0 [pid 5103] <... futex resumed>) = 0 [pid 5101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5100] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5116 attached [pid 5113] <... futex resumed>) = ? [pid 5109] <... futex resumed>) = ? [pid 5108] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5106] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] <... exit_group resumed>) = ? [pid 5103] exit_group(0 [pid 5076] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5116] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5113] +++ exited with 0 +++ [pid 5112] <... futex resumed>) = ? [pid 5109] +++ exited with 0 +++ [pid 5108] <... futex resumed>) = ? [pid 5106] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] +++ exited with 0 +++ [pid 5103] <... exit_group resumed>) = ? [pid 5101] <... clone3 resumed> => {parent_tid=[5116]}, 88) = 5116 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5112] +++ exited with 0 +++ [pid 5106] <... futex resumed>) = 1 [pid 5076] unlink("./1/binderfs" [pid 5108] +++ exited with 0 +++ [pid 5106] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] <... futex resumed>) = 0 [pid 5076] <... unlink resumed>) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5104, si_uid=0, si_status=0, si_utime=0, si_stime=37 /* 0.37 s */} --- [pid 5100] exit_group(0 [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5115] <... futex resumed>) = ? [pid 5106] <... futex resumed>) = ? [pid 5101] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... exit_group resumed>) = ? [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5115] +++ exited with 0 +++ [pid 5106] +++ exited with 0 +++ [pid 5074] newfstatat(3, "", [pid 5100] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=36 /* 0.36 s */} --- [pid 5073] <... restart_syscall resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5101] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] getdents64(3, [pid 5075] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5073] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5116] <... rseq resumed>) = 0 [pid 5103] +++ exited with 0 +++ [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5116] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5075] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5116] <... set_robust_list resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5074] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5073] <... openat resumed>) = 3 [pid 5071] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5103, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} --- [pid 5116] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] newfstatat(3, "", [ 76.271742][ T5107] ERROR: (device loop1): diWrite: ixpxd invalid [ 76.271742][ T5107] [ 76.281689][ T5110] ERROR: (device loop3): remounting filesystem as read-only [ 76.289177][ T5107] ERROR: (device loop1): remounting filesystem as read-only [ 76.289245][ T5110] ERROR: (device loop3): txCommit: [ 76.289245][ T5110] [ 76.300176][ T5107] ERROR: (device loop1): txCommit: [ 76.300176][ T5107] [pid 5071] restart_syscall(<... resuming interrupted clone ...> [pid 5116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] unlink("./1/binderfs" [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] <... restart_syscall resumed>) = 0 [pid 5075] newfstatat(3, "", [pid 5073] getdents64(3, [pid 5116] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5116] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5116] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] getdents64(3, [pid 5074] <... unlink resumed>) = 0 [pid 5073] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5116] <... futex resumed>) = 1 [pid 5101] <... futex resumed>) = 0 [pid 5116] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... umount2 resumed>) = 0 [pid 5075] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5101] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5101] <... futex resumed>) = 1 [pid 5073] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5101] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] unlink("./1/binderfs" [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5073] <... unlink resumed>) = 0 [pid 5071] <... openat resumed>) = 3 [pid 5073] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] newfstatat(3, "", [pid 5075] unlink("./1/binderfs" [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5071] getdents64(3, [pid 5107] <... futex resumed>) = 0 [pid 5075] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5071] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5071] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] unlink("./1/binderfs" [pid 5107] write(-1, "2", 1 [pid 5071] <... unlink resumed>) = 0 [pid 5107] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5071] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5107] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5101] <... futex resumed>) = 0 [pid 5076] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5107] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5101] exit_group(0 [pid 5076] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5076] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5116] <... futex resumed>) = ? [pid 5107] <... futex resumed>) = ? [pid 5101] <... exit_group resumed>) = ? [pid 5075] <... umount2 resumed>) = 0 [pid 5074] <... umount2 resumed>) = 0 [pid 5116] +++ exited with 0 +++ [pid 5073] <... umount2 resumed>) = 0 [pid 5074] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5107] +++ exited with 0 +++ [pid 5101] +++ exited with 0 +++ [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] newfstatat(4, "", [pid 5075] newfstatat(AT_FDCWD, "./1/file0", [pid 5074] newfstatat(AT_FDCWD, "./1/file0", [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=34 /* 0.34 s */} --- [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] getdents64(4, [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] newfstatat(AT_FDCWD, "./1/file0", [pid 5076] getdents64(4, [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5076] close(4) = 0 [pid 5076] rmdir("./1/file0" [pid 5072] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] <... rmdir resumed>) = 0 [pid 5075] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5072] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] getdents64(3, 0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5076] getdents64(3, [pid 5072] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] close(3 [pid 5072] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5076] <... close resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] rmdir("./1" [pid 5072] unlink("./1/binderfs" [pid 5076] <... rmdir resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] <... unlink resumed>) = 0 [pid 5075] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] <... openat resumed>) = 4 [pid 5076] mkdir("./2", 0777 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] <... openat resumed>) = 4 [pid 5074] newfstatat(4, "", [pid 5071] <... umount2 resumed>) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5075] newfstatat(4, "", [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] <... openat resumed>) = 3 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] getdents64(4, [pid 5073] <... openat resumed>) = 4 [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] ioctl(3, LOOP_CLR_FD [pid 5075] getdents64(4, [pid 5074] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5071] newfstatat(AT_FDCWD, "./1/file0", [pid 5075] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5074] getdents64(4, [pid 5073] newfstatat(4, "", [pid 5075] getdents64(4, [pid 5074] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5074] close(4 [pid 5073] getdents64(4, [pid 5071] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] close(4 [pid 5074] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] rmdir("./1/file0" [pid 5073] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] rmdir("./1/file0" [pid 5074] <... rmdir resumed>) = 0 [pid 5072] <... umount2 resumed>) = 0 [pid 5071] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] <... rmdir resumed>) = 0 [pid 5074] getdents64(3, [pid 5073] getdents64(4, [pid 5071] <... openat resumed>) = 4 [pid 5073] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] newfstatat(4, "", [pid 5075] getdents64(3, [pid 5074] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5073] close(4 [pid 5072] newfstatat(AT_FDCWD, "./1/file0", [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5074] close(3 [pid 5073] <... close resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] getdents64(4, [pid 5075] close(3 [pid 5074] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] rmdir("./1" [pid 5073] rmdir("./1/file0" [pid 5072] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5075] rmdir("./1" [pid 5074] <... rmdir resumed>) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5072] <... openat resumed>) = 4 [pid 5075] <... rmdir resumed>) = 0 [pid 5071] close(4 [pid 5073] getdents64(3, [pid 5072] newfstatat(4, "", [pid 5071] <... close resumed>) = 0 [pid 5075] mkdir("./2", 0777 [pid 5074] mkdir("./2", 0777 [pid 5073] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] rmdir("./1/file0" [pid 5074] <... mkdir resumed>) = 0 [pid 5073] close(3 [pid 5072] getdents64(4, [pid 5075] <... mkdir resumed>) = 0 [pid 5071] <... rmdir resumed>) = 0 [pid 5074] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5073] <... close resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5075] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5074] ioctl(3, LOOP_CLR_FD [pid 5073] rmdir("./1" [pid 5072] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5071] getdents64(3, [pid 5075] <... openat resumed>) = 3 [pid 5075] ioctl(3, LOOP_CLR_FD [pid 5072] getdents64(4, [pid 5071] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5071] close(3 [pid 5072] close(4 [pid 5071] <... close resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5072] rmdir("./1/file0" [pid 5071] rmdir("./1") = 0 [pid 5073] mkdir("./2", 0777 [pid 5072] <... rmdir resumed>) = 0 [pid 5072] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] close(3) = 0 [pid 5072] rmdir("./1" [pid 5071] mkdir("./2", 0777 [pid 5072] <... rmdir resumed>) = 0 [pid 5071] <... mkdir resumed>) = 0 [pid 5072] mkdir("./2", 0777) = 0 [pid 5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5071] ioctl(3, LOOP_CLR_FD [pid 5072] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5072] ioctl(3, LOOP_CLR_FD [pid 5073] <... mkdir resumed>) = 0 [pid 5073] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5073] ioctl(3, LOOP_CLR_FD [pid 5076] <... ioctl resumed>) = 0 [pid 5076] close(3) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557794c690) = 5118 ./strace-static-x86_64: Process 5118 attached [pid 5118] set_robust_list(0x55557794c6a0, 24) = 0 [pid 5118] chdir("./2") = 0 [pid 5118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5118] setpgid(0, 0) = 0 [pid 5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5118] write(3, "1000", 4) = 4 [pid 5118] close(3) = 0 [pid 5118] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5118] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, NULL, 8) = 0 [pid 5118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac70000 [pid 5118] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} => {parent_tid=[5119]}, 88) = 5119 [pid 5118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5118] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5075] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5119 attached [pid 5119] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5075] close(3 [pid 5119] <... rseq resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... ioctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x55557794c690) = 5120 [pid 5072] close(3) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5120 attached [pid 5120] set_robust_list(0x55557794c6a0, 24) = 0 [pid 5119] set_robust_list(0x7fd21ac909a0, 24 [pid 5120] chdir("./2") = 0 [pid 5120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x55557794c690) = 5121 [pid 5120] setpgid(0, 0) = 0 [pid 5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5120] write(3, "1000", 4) = 4 [pid 5120] close(3) = 0 [pid 5120] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5121 attached [pid 5119] <... set_robust_list resumed>) = 0 [pid 5121] set_robust_list(0x55557794c6a0, 24 [pid 5119] rt_sigprocmask(SIG_SETMASK, [], [pid 5121] <... set_robust_list resumed>) = 0 [pid 5119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] chdir("./2" [pid 5120] <... symlink resumed>) = 0 [pid 5119] memfd_create("syzkaller", 0 [pid 5121] <... chdir resumed>) = 0 [pid 5120] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5119] <... memfd_create resumed>) = 3 [pid 5121] <... prctl resumed>) = 0 [pid 5120] <... futex resumed>) = 0 [pid 5119] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5121] setpgid(0, 0) = 0 [pid 5119] <... mmap resumed>) = 0x7fd212800000 [pid 5120] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, NULL, 8) = 0 [pid 5120] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac70000 [pid 5120] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5120] <... mprotect resumed>) = 0 [pid 5074] <... ioctl resumed>) = 0 [pid 5121] <... openat resumed>) = 3 [pid 5120] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5121] write(3, "1000", 4) = 4 [pid 5120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5074] close(3 [pid 5121] close(3 [pid 5074] <... close resumed>) = 0 [pid 5121] <... close resumed>) = 0 [pid 5121] symlink("/dev/binderfs", "./binderfs" [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5121] <... symlink resumed>) = 0 [pid 5120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} => {parent_tid=[5123]}, 88) = 5123 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5120] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5120] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5123 attached [pid 5123] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053) = 0 [pid 5123] set_robust_list(0x7fd21ac909a0, 24) = 0 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5123] memfd_create("syzkaller", 0) = 3 [pid 5123] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5121] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] <... ioctl resumed>) = 0 [pid 5121] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5074] <... clone resumed>, child_tidptr=0x55557794c690) = 5122 ./strace-static-x86_64: Process 5122 attached [pid 5121] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5122] set_robust_list(0x55557794c6a0, 24 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] <... set_robust_list resumed>) = 0 [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac70000 [pid 5122] chdir("./2" [pid 5121] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5073] close(3 [pid 5071] <... ioctl resumed>) = 0 [pid 5122] <... chdir resumed>) = 0 [pid 5121] <... mprotect resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5071] close(3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] <... close resumed>) = 0 [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5071] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5121] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5124 attached ./strace-static-x86_64: Process 5125 attached [pid 5124] set_robust_list(0x55557794c6a0, 24 [pid 5122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5073] <... clone resumed>, child_tidptr=0x55557794c690) = 5124 ./strace-static-x86_64: Process 5126 attached [pid 5125] set_robust_list(0x55557794c6a0, 24 [pid 5124] <... set_robust_list resumed>) = 0 [pid 5122] <... prctl resumed>) = 0 [pid 5071] <... clone resumed>, child_tidptr=0x55557794c690) = 5125 [pid 5126] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5125] <... set_robust_list resumed>) = 0 [pid 5124] chdir("./2" [pid 5122] setpgid(0, 0 [pid 5121] <... clone3 resumed> => {parent_tid=[5126]}, 88) = 5126 [pid 5126] <... rseq resumed>) = 0 [pid 5125] chdir("./2" [pid 5124] <... chdir resumed>) = 0 [pid 5122] <... setpgid resumed>) = 0 [pid 5121] rt_sigprocmask(SIG_SETMASK, [], [pid 5126] set_robust_list(0x7fd21ac909a0, 24 [pid 5125] <... chdir resumed>) = 0 [pid 5124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5126] <... set_robust_list resumed>) = 0 [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5121] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] rt_sigprocmask(SIG_SETMASK, [], [pid 5125] <... prctl resumed>) = 0 [pid 5124] <... prctl resumed>) = 0 [pid 5122] <... openat resumed>) = 3 [pid 5121] <... futex resumed>) = 0 [pid 5126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5125] setpgid(0, 0 [pid 5126] memfd_create("syzkaller", 0 [pid 5125] <... setpgid resumed>) = 0 [pid 5126] <... memfd_create resumed>) = 3 [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5124] setpgid(0, 0 [pid 5122] write(3, "1000", 4 [pid 5126] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5125] <... openat resumed>) = 3 [pid 5124] <... setpgid resumed>) = 0 [pid 5122] <... write resumed>) = 4 [pid 5126] <... mmap resumed>) = 0x7fd212800000 [pid 5125] write(3, "1000", 4 [pid 5122] close(3 [pid 5125] <... write resumed>) = 4 [pid 5122] <... close resumed>) = 0 [pid 5125] close(3 [pid 5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5125] <... close resumed>) = 0 [pid 5125] symlink("/dev/binderfs", "./binderfs" [pid 5124] <... openat resumed>) = 3 [pid 5125] <... symlink resumed>) = 0 [pid 5124] write(3, "1000", 4 [pid 5122] symlink("/dev/binderfs", "./binderfs" [pid 5125] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5124] <... write resumed>) = 4 [pid 5125] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5124] close(3 [pid 5122] <... symlink resumed>) = 0 [pid 5125] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5124] <... close resumed>) = 0 [pid 5122] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5124] symlink("/dev/binderfs", "./binderfs" [pid 5122] <... futex resumed>) = 0 [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac70000 [pid 5124] <... symlink resumed>) = 0 [pid 5125] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5124] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5122] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} => {parent_tid=[5127]}, 88) = 5127 [pid 5125] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5127 attached NULL, 8) = 0 [pid 5124] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5127] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5125] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5127] <... rseq resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5127] set_robust_list(0x7fd21ac909a0, 24 [pid 5125] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5127] <... set_robust_list resumed>) = 0 [pid 5122] <... mmap resumed>) = 0x7fd21ac70000 [pid 5127] rt_sigprocmask(SIG_SETMASK, [], [pid 5122] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] <... mprotect resumed>) = 0 [pid 5127] memfd_create("syzkaller", 0) = 3 [pid 5122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5127] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5127] <... mmap resumed>) = 0x7fd212800000 [pid 5124] <... mmap resumed>) = 0x7fd21ac70000 [pid 5124] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5124] <... mprotect resumed>) = 0 [pid 5122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5124] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5128 attached [], 8) = 0 [pid 5128] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5122] <... clone3 resumed> => {parent_tid=[5128]}, 88) = 5128 [pid 5122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5129 attached [pid 5129] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053) = 0 [pid 5129] set_robust_list(0x7fd21ac909a0, 24) = 0 [pid 5129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5129] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5124] <... clone3 resumed> => {parent_tid=[5129]}, 88) = 5129 [pid 5124] rt_sigprocmask(SIG_SETMASK, [], [pid 5128] <... rseq resumed>) = 0 [pid 5122] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] set_robust_list(0x7fd21ac909a0, 24 [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5128] <... set_robust_list resumed>) = 0 [pid 5124] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5129] <... futex resumed>) = 0 [pid 5128] rt_sigprocmask(SIG_SETMASK, [], [pid 5124] <... futex resumed>) = 1 [pid 5129] memfd_create("syzkaller", 0 [pid 5128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5129] <... memfd_create resumed>) = 3 [pid 5128] memfd_create("syzkaller", 0 [pid 5129] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5128] <... memfd_create resumed>) = 3 [pid 5129] <... mmap resumed>) = 0x7fd212800000 [pid 5128] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5119] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5123] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5126] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5127] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5129] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5128] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5119] <... write resumed>) = 16777216 [pid 5119] munmap(0x7fd212800000, 138412032) = 0 [pid 5119] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5119] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5119] close(3) = 0 [pid 5119] close(4) = 0 [pid 5119] mkdir("./file0", 0777) = 0 [ 77.963514][ T5119] loop5: detected capacity change from 0 to 32768 [pid 5119] mount("/dev/loop5", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "") = 0 [pid 5119] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5119] chdir("./file0") = 0 [pid 5119] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5126] <... write resumed>) = 16777216 [pid 5119] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... write resumed>) = 16777216 [pid 5126] munmap(0x7fd212800000, 138412032 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... futex resumed>) = 0 [pid 5119] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5118] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... write resumed>) = 16777216 [pid 5118] <... futex resumed>) = 0 [pid 5118] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5127] munmap(0x7fd212800000, 138412032 [pid 5123] munmap(0x7fd212800000, 138412032 [pid 5127] <... munmap resumed>) = 0 [pid 5118] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5118] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac4f000 [pid 5118] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5126] <... munmap resumed>) = 0 [pid 5118] <... mprotect resumed>) = 0 [pid 5118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0}./strace-static-x86_64: Process 5130 attached [ 78.073500][ T5119] ERROR: (device loop5): diWrite: ixpxd invalid [ 78.073500][ T5119] [ 78.103927][ T5119] ERROR: (device loop5): remounting filesystem as read-only [pid 5126] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5119] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5118] <... clone3 resumed> => {parent_tid=[5130]}, 88) = 5130 [pid 5126] <... openat resumed>) = 4 [pid 5118] rt_sigprocmask(SIG_SETMASK, [], [pid 5127] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5118] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... openat resumed>) = 4 [pid 5126] ioctl(4, LOOP_SET_FD, 3 [pid 5123] <... munmap resumed>) = 0 [pid 5118] <... futex resumed>) = 0 [pid 5130] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5128] <... write resumed>) = 16777216 [pid 5127] ioctl(4, LOOP_SET_FD, 3 [pid 5118] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] <... rseq resumed>) = 0 [pid 5130] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5123] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5130] <... set_robust_list resumed>) = 0 [pid 5123] <... openat resumed>) = 4 [pid 5130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5123] ioctl(4, LOOP_SET_FD, 3 [pid 5130] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5129] <... write resumed>) = 16777216 [pid 5128] munmap(0x7fd212800000, 138412032 [pid 5127] <... ioctl resumed>) = 0 [pid 5126] <... ioctl resumed>) = 0 [pid 5119] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5123] <... ioctl resumed>) = 0 [pid 5130] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] close(3 [pid 5130] <... futex resumed>) = 1 [pid 5127] close(3 [pid 5123] <... close resumed>) = 0 [pid 5118] <... futex resumed>) = 0 [pid 5126] close(3 [pid 5130] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5129] munmap(0x7fd212800000, 138412032 [pid 5127] <... close resumed>) = 0 [pid 5126] <... close resumed>) = 0 [pid 5123] close(4 [pid 5119] <... futex resumed>) = 0 [pid 5118] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] close(4 [pid 5126] close(4 [pid 5123] <... close resumed>) = 0 [pid 5119] write(-1, "2", 1 [pid 5118] <... futex resumed>) = 0 [pid 5127] <... close resumed>) = 0 [pid 5126] <... close resumed>) = 0 [pid 5119] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5118] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5127] mkdir("./file0", 0777 [pid 5126] mkdir("./file0", 0777 [pid 5123] mkdir("./file0", 0777 [pid 5119] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] <... munmap resumed>) = 0 [pid 5127] <... mkdir resumed>) = 0 [pid 5126] <... mkdir resumed>) = 0 [pid 5123] <... mkdir resumed>) = 0 [pid 5119] <... futex resumed>) = 0 [pid 5118] exit_group(0 [pid 5130] <... futex resumed>) = ? [pid 5118] <... exit_group resumed>) = ? [pid 5130] +++ exited with 0 +++ [pid 5129] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5127] mount("/dev/loop0", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5119] +++ exited with 0 +++ [pid 5129] <... openat resumed>) = 4 [pid 5126] mount("/dev/loop1", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [ 78.152850][ T5119] ERROR: (device loop5): txCommit: [ 78.152850][ T5119] [ 78.170175][ T5126] loop1: detected capacity change from 0 to 32768 [ 78.177817][ T5127] loop0: detected capacity change from 0 to 32768 [ 78.188088][ T5123] loop4: detected capacity change from 0 to 32768 [pid 5129] ioctl(4, LOOP_SET_FD, 3 [pid 5123] mount("/dev/loop4", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5118] +++ exited with 0 +++ [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5118, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=35 /* 0.35 s */} --- [pid 5129] <... ioctl resumed>) = 0 [pid 5128] <... munmap resumed>) = 0 [pid 5127] <... mount resumed>) = 0 [pid 5126] <... mount resumed>) = 0 [pid 5127] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5127] chdir("./file0" [pid 5076] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5127] <... chdir resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5127] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5076] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5127] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5076] <... openat resumed>) = 3 [pid 5126] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5127] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... openat resumed>) = 3 [pid 5076] newfstatat(3, "", [pid 5127] <... futex resumed>) = 1 [pid 5126] chdir("./file0" [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5127] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] <... chdir resumed>) = 0 [pid 5125] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] getdents64(3, [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5126] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5125] <... futex resumed>) = 0 [pid 5076] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5129] close(3 [pid 5127] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5126] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5076] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5125] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 78.227888][ T5129] loop2: detected capacity change from 0 to 32768 [ 78.262748][ T5127] ERROR: (device loop0): diWrite: ixpxd invalid [ 78.262748][ T5127] [pid 5126] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5129] <... close resumed>) = 0 [pid 5128] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5126] <... futex resumed>) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5129] close(4 [pid 5126] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5121] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5129] <... close resumed>) = 0 [pid 5128] <... openat resumed>) = 4 [pid 5123] <... mount resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5076] unlink("./2/binderfs" [pid 5129] mkdir("./file0", 0777 [pid 5128] ioctl(4, LOOP_SET_FD, 3 [pid 5123] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5121] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] <... mkdir resumed>) = 0 [pid 5076] <... unlink resumed>) = 0 [pid 5123] <... openat resumed>) = 3 [pid 5129] mount("/dev/loop2", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5123] chdir("./file0" [pid 5076] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5123] <... chdir resumed>) = 0 [pid 5123] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5123] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] <... ioctl resumed>) = 0 [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5128] close(3 [pid 5125] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5129] <... mount resumed>) = 0 [pid 5128] <... close resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5123] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [ 78.274775][ T5126] ERROR: (device loop1): diWrite: ixpxd invalid [ 78.274775][ T5126] [ 78.294675][ T5128] loop3: detected capacity change from 0 to 32768 [ 78.296634][ T5127] ERROR: (device loop0): remounting filesystem as read-only [ 78.312003][ T5126] ERROR: (device loop1): remounting filesystem as read-only [ 78.319328][ T5126] ERROR: (device loop1): txCommit: [ 78.319328][ T5126] [pid 5120] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5128] close(4 [pid 5127] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5126] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5120] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = 0 [pid 5129] <... openat resumed>) = 3 [pid 5127] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5121] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5129] chdir("./file0" [pid 5127] <... futex resumed>) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5128] <... close resumed>) = 0 [pid 5125] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5129] <... chdir resumed>) = 0 [pid 5127] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5076] newfstatat(AT_FDCWD, "./2/file0", [pid 5129] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5128] mkdir("./file0", 0777 [pid 5125] <... mprotect resumed>) = 0 [pid 5121] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5129] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] <... mkdir resumed>) = 0 [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5121] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5076] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5129] <... futex resumed>) = 1 [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5129] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5128] mount("/dev/loop3", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5124] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... mprotect resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5124] <... futex resumed>) = 0 [ 78.334805][ T5127] ERROR: (device loop0): txCommit: [ 78.334805][ T5127] [ 78.338828][ T5123] ERROR: (device loop4): diWrite: ixpxd invalid [ 78.338828][ T5123] [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5125] <... clone3 resumed> => {parent_tid=[5131]}, 88) = 5131 [pid 5124] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5076] <... openat resumed>) = 4 [pid 5125] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] newfstatat(4, "", ./strace-static-x86_64: Process 5131 attached [pid 5125] <... futex resumed>) = 0 [pid 5131] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5125] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] <... rseq resumed>) = 0 [pid 5131] set_robust_list(0x7fd21ac6f9a0, 24) = 0 [pid 5131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5131] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5131] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5125] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5125] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] <... clone3 resumed> => {parent_tid=[5132]}, 88) = 5132 [pid 5131] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5132 attached [pid 5127] <... futex resumed>) = 0 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5132] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5128] <... mount resumed>) = 0 [pid 5127] write(-1, "2", 1 [pid 5121] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5076] getdents64(4, [pid 5132] <... rseq resumed>) = 0 [pid 5128] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5127] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5132] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5127] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] getdents64(4, [pid 5132] <... set_robust_list resumed>) = 0 [pid 5127] <... futex resumed>) = 1 [pid 5076] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5132] rt_sigprocmask(SIG_SETMASK, [], [pid 5127] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] close(4 [pid 5132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... close resumed>) = 0 [pid 5132] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5076] rmdir("./2/file0" [pid 5132] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5128] <... openat resumed>) = 3 [pid 5125] <... futex resumed>) = 0 [pid 5076] <... rmdir resumed>) = 0 [pid 5132] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] chdir("./file0" [pid 5125] exit_group(0 [pid 5124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5121] <... futex resumed>) = 0 [pid 5120] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [ 78.376926][ T5129] ERROR: (device loop2): diWrite: ixpxd invalid [ 78.376926][ T5129] [ 78.389920][ T5123] ERROR: (device loop4): remounting filesystem as read-only [ 78.399337][ T5129] ERROR: (device loop2): remounting filesystem as read-only [ 78.410232][ T5123] ERROR: (device loop4): txCommit: [ 78.410232][ T5123] [pid 5076] getdents64(3, [pid 5132] <... futex resumed>) = 0 [pid 5131] <... futex resumed>) = ? [pid 5128] <... chdir resumed>) = 0 [pid 5127] <... futex resumed>) = ? [pid 5125] <... exit_group resumed>) = ? [pid 5124] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5121] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... futex resumed>) = 0 [pid 5076] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5131] +++ exited with 0 +++ [pid 5128] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5123] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5128] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5123] <... futex resumed>) = 0 [pid 5121] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5128] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5123] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] <... futex resumed>) = 1 [pid 5120] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5076] close(3 [pid 5128] <... futex resumed>) = 1 [pid 5121] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... mprotect resumed>) = 0 [pid 5128] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5120] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5122] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5133 attached [pid 5124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5076] <... close resumed>) = 0 [pid 5133] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5120] <... clone3 resumed> => {parent_tid=[5133]}, 88) = 5133 [pid 5133] <... rseq resumed>) = 0 [pid 5124] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5122] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] rmdir("./2" [pid 5133] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5132] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] <... futex resumed>) = 0 [pid 5127] +++ exited with 0 +++ [pid 5126] <... futex resumed>) = 0 [pid 5125] +++ exited with 0 +++ [pid 5124] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5122] <... futex resumed>) = 1 [pid 5120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5133] <... set_robust_list resumed>) = 0 [pid 5128] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5120] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... rmdir resumed>) = 0 [pid 5071] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5125, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=30 /* 0.30 s */} --- [pid 5122] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] rt_sigprocmask(SIG_SETMASK, [], [pid 5126] write(-1, "2", 1 [pid 5124] <... mprotect resumed>) = 0 [pid 5120] <... futex resumed>) = 0 [pid 5133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5120] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5126] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5133] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5126] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] mkdir("./3", 0777 [pid 5133] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... futex resumed>) = 1 [pid 5124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5121] <... futex resumed>) = 0 [pid 5133] <... futex resumed>) = 1 [pid 5126] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] exit_group(0 [pid 5120] <... futex resumed>) = 0 [pid 5133] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5132] <... futex resumed>) = ? [pid 5124] <... clone3 resumed> => {parent_tid=[5134]}, 88) = 5134 [pid 5121] <... exit_group resumed>) = ? [pid 5120] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5132] +++ exited with 0 +++ [pid 5126] <... futex resumed>) = ? [pid 5124] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] <... futex resumed>) = 0 [pid 5120] <... futex resumed>) = 1 [pid 5076] <... mkdir resumed>) = 0 [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] write(-1, "2", 1 [pid 5120] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5123] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5071] <... openat resumed>) = 3 [pid 5123] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] newfstatat(3, "", [pid 5123] <... futex resumed>) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5123] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] +++ exited with 0 +++ [pid 5121] +++ exited with 0 +++ [pid 5120] exit_group(0 [pid 5071] getdents64(3, [pid 5124] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5133] <... futex resumed>) = ? [pid 5124] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = ? [pid 5120] <... exit_group resumed>) = ? [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5121, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=29 /* 0.29 s */} --- [pid 5071] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5134 attached [pid 5133] +++ exited with 0 +++ [pid 5124] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] +++ exited with 0 +++ [pid 5076] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5134] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5076] <... openat resumed>) = 3 [pid 5072] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5134] <... rseq resumed>) = 0 [pid 5076] ioctl(3, LOOP_CLR_FD [pid 5129] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5134] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5129] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] unlink("./2/binderfs") = 0 [pid 5134] <... set_robust_list resumed>) = 0 [pid 5129] <... futex resumed>) = 0 [pid 5120] +++ exited with 0 +++ [pid 5072] <... openat resumed>) = 3 [pid 5071] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5134] rt_sigprocmask(SIG_SETMASK, [], [pid 5129] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5120, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=40 /* 0.40 s */} --- [pid 5134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5072] newfstatat(3, "", [pid 5134] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5134] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5072] getdents64(3, [ 78.432708][ T5129] ERROR: (device loop2): txCommit: [ 78.432708][ T5129] [ 78.466325][ T5128] ERROR: (device loop3): diWrite: ixpxd invalid [ 78.466325][ T5128] [pid 5134] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5134] <... futex resumed>) = 1 [pid 5124] <... futex resumed>) = 0 [pid 5072] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5134] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5124] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5129] <... futex resumed>) = 0 [pid 5124] <... futex resumed>) = 1 [pid 5072] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5129] write(-1, "2", 1 [pid 5124] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5129] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] unlink("./2/binderfs" [pid 5129] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... unlink resumed>) = 0 [pid 5129] <... futex resumed>) = 1 [pid 5124] <... futex resumed>) = 0 [pid 5075] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5129] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5124] exit_group(0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5134] <... futex resumed>) = ? [pid 5129] <... futex resumed>) = ? [pid 5124] <... exit_group resumed>) = ? [pid 5075] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5134] +++ exited with 0 +++ [pid 5129] +++ exited with 0 +++ [pid 5124] +++ exited with 0 +++ [pid 5075] <... openat resumed>) = 3 [pid 5075] newfstatat(3, "", [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5124, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=28 /* 0.28 s */} --- [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... umount2 resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5073] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] getdents64(3, 0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5073] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5122] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5122] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5122] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5122] <... mprotect resumed>) = 0 [pid 5122] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0}./strace-static-x86_64: Process 5135 attached [pid 5135] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5122] <... clone3 resumed> => {parent_tid=[5135]}, 88) = 5135 [pid 5135] <... rseq resumed>) = 0 [pid 5122] rt_sigprocmask(SIG_SETMASK, [], [pid 5075] getdents64(3, [pid 5073] unlink("./2/binderfs" [pid 5071] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5128] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5135] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5135] <... set_robust_list resumed>) = 0 [pid 5128] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... unlink resumed>) = 0 [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5135] rt_sigprocmask(SIG_SETMASK, [], [pid 5128] <... futex resumed>) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5075] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5073] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] newfstatat(AT_FDCWD, "./2/file0", [pid 5135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5128] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = 0 [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5135] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5135] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5075] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5072] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5135] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5135] <... futex resumed>) = 1 [pid 5122] <... futex resumed>) = 0 [pid 5075] unlink("./2/binderfs" [pid 5073] <... umount2 resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./2/file0", [pid 5071] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5135] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... unlink resumed>) = 0 [pid 5073] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5128] <... futex resumed>) = 0 [pid 5122] <... futex resumed>) = 1 [pid 5075] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] <... openat resumed>) = 4 [pid 5128] write(-1, "2", 1 [pid 5122] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... umount2 resumed>) = 0 [pid 5073] newfstatat(AT_FDCWD, "./2/file0", [pid 5071] newfstatat(4, "", [pid 5128] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5128] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] getdents64(4, [pid 5128] <... futex resumed>) = 1 [pid 5122] <... futex resumed>) = 0 [pid 5075] newfstatat(AT_FDCWD, "./2/file0", [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5128] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] exit_group(0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] getdents64(4, [pid 5135] <... futex resumed>) = ? [pid 5128] <... futex resumed>) = ? [pid 5122] <... exit_group resumed>) = ? [pid 5075] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... openat resumed>) = 4 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5135] +++ exited with 0 +++ [pid 5128] +++ exited with 0 +++ [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 78.480353][ T5128] ERROR: (device loop3): remounting filesystem as read-only [ 78.497046][ T5128] ERROR: (device loop3): txCommit: [ 78.497046][ T5128] [pid 5073] newfstatat(4, "", [pid 5071] close(4 [pid 5075] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] <... close resumed>) = 0 [pid 5073] getdents64(4, [pid 5072] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] rmdir("./2/file0" [pid 5122] +++ exited with 0 +++ [pid 5072] <... openat resumed>) = 4 [pid 5071] <... rmdir resumed>) = 0 [pid 5073] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5072] newfstatat(4, "", [pid 5071] getdents64(3, [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5122, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=35 /* 0.35 s */} --- [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5071] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5074] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] getdents64(4, [pid 5072] getdents64(4, [pid 5071] close(3 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5072] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5071] <... close resumed>) = 0 [pid 5075] <... openat resumed>) = 4 [pid 5074] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] close(4 [pid 5072] getdents64(4, [pid 5071] rmdir("./2" [pid 5075] newfstatat(4, "", [pid 5074] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5072] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5071] <... rmdir resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] newfstatat(3, "", [pid 5073] rmdir("./2/file0" [pid 5072] close(4 [pid 5071] mkdir("./3", 0777 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] <... close resumed>) = 0 [pid 5074] getdents64(3, 0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5072] rmdir("./2/file0" [pid 5074] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] <... rmdir resumed>) = 0 [pid 5071] <... mkdir resumed>) = 0 [pid 5075] getdents64(4, [pid 5074] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5072] getdents64(3, [pid 5075] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5075] getdents64(4, [pid 5074] unlink("./2/binderfs" [pid 5073] <... rmdir resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5075] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5072] close(3 [pid 5071] <... openat resumed>) = 3 [pid 5075] close(4 [pid 5074] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] getdents64(3, [pid 5072] <... close resumed>) = 0 [pid 5071] ioctl(3, LOOP_CLR_FD [pid 5075] <... close resumed>) = 0 [pid 5073] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] rmdir("./2" [pid 5075] rmdir("./2/file0" [pid 5073] close(3 [pid 5075] <... rmdir resumed>) = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5073] rmdir("./2") = 0 [pid 5075] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5075] close(3) = 0 [pid 5074] <... umount2 resumed>) = 0 [pid 5073] mkdir("./3", 0777 [pid 5072] mkdir("./3", 0777 [pid 5075] rmdir("./2" [pid 5074] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5074] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5074] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5074] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... rmdir resumed>) = 0 [pid 5074] getdents64(4, [pid 5073] <... mkdir resumed>) = 0 [pid 5074] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5074] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5074] close(4 [pid 5075] mkdir("./3", 0777) = 0 [pid 5074] <... close resumed>) = 0 [pid 5074] rmdir("./2/file0") = 0 [pid 5073] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5075] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5072] <... mkdir resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5072] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5075] ioctl(3, LOOP_CLR_FD [pid 5074] getdents64(3, [pid 5073] <... openat resumed>) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5074] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5073] ioctl(3, LOOP_CLR_FD [pid 5072] ioctl(3, LOOP_CLR_FD [pid 5074] close(3) = 0 [pid 5074] rmdir("./2") = 0 [pid 5074] mkdir("./3", 0777) = 0 [pid 5074] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5074] ioctl(3, LOOP_CLR_FD [pid 5076] <... ioctl resumed>) = 0 [pid 5076] close(3) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] <... ioctl resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x55557794c690) = 5136 ./strace-static-x86_64: Process 5136 attached [pid 5136] set_robust_list(0x55557794c6a0, 24) = 0 [pid 5136] chdir("./3") = 0 [pid 5136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5136] setpgid(0, 0) = 0 [pid 5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5136] write(3, "1000", 4) = 4 [pid 5136] close(3 [pid 5071] close(3 [pid 5136] <... close resumed>) = 0 [pid 5136] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5136] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, NULL, 8) = 0 [pid 5136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac70000 [pid 5071] <... close resumed>) = 0 [pid 5136] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5136] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5072] <... ioctl resumed>) = 0 [pid 5071] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5136] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0}./strace-static-x86_64: Process 5138 attached [pid 5071] <... clone resumed>, child_tidptr=0x55557794c690) = 5138 ./strace-static-x86_64: Process 5137 attached [pid 5137] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053) = 0 [pid 5137] set_robust_list(0x7fd21ac909a0, 24) = 0 [pid 5137] rt_sigprocmask(SIG_SETMASK, [], [pid 5138] set_robust_list(0x55557794c6a0, 24) = 0 [pid 5138] chdir("./3" [pid 5137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5136] <... clone3 resumed> => {parent_tid=[5137]}, 88) = 5137 [pid 5138] <... chdir resumed>) = 0 [pid 5137] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] rt_sigprocmask(SIG_SETMASK, [], [pid 5138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5136] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] close(3 [pid 5137] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 1 [pid 5072] <... close resumed>) = 0 [pid 5138] <... prctl resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5138] setpgid(0, 0 [pid 5137] memfd_create("syzkaller", 0 [pid 5136] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5138] <... setpgid resumed>) = 0 [pid 5137] <... memfd_create resumed>) = 3 [pid 5137] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5137] <... mmap resumed>) = 0x7fd212800000 ./strace-static-x86_64: Process 5139 attached [pid 5138] <... openat resumed>) = 3 [pid 5072] <... clone resumed>, child_tidptr=0x55557794c690) = 5139 [pid 5139] set_robust_list(0x55557794c6a0, 24 [pid 5138] write(3, "1000", 4 [pid 5139] <... set_robust_list resumed>) = 0 [pid 5138] <... write resumed>) = 4 [pid 5138] close(3) = 0 [pid 5139] chdir("./3" [pid 5138] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5138] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... chdir resumed>) = 0 [pid 5138] <... futex resumed>) = 0 [pid 5138] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, NULL, 8) = 0 [pid 5138] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac70000 [pid 5138] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5138] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5139] setpgid(0, 0 [pid 5138] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5139] <... setpgid resumed>) = 0 [pid 5139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5139] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5140 attached [pid 5139] write(3, "1000", 4 [pid 5075] <... ioctl resumed>) = 0 [pid 5074] <... ioctl resumed>) = 0 [pid 5140] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5139] <... write resumed>) = 4 [pid 5138] <... clone3 resumed> => {parent_tid=[5140]}, 88) = 5140 [pid 5140] <... rseq resumed>) = 0 [pid 5139] close(3 [pid 5138] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] close(3 [pid 5140] set_robust_list(0x7fd21ac909a0, 24 [pid 5139] <... close resumed>) = 0 [pid 5138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5139] symlink("/dev/binderfs", "./binderfs" [pid 5075] close(3 [pid 5139] <... symlink resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557794c690) = 5141 [pid 5139] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... set_robust_list resumed>) = 0 [pid 5139] <... futex resumed>) = 0 [pid 5138] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] rt_sigprocmask(SIG_SETMASK, [], [pid 5139] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5138] <... futex resumed>) = 0 [pid 5140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5139] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5138] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5141 attached [pid 5141] set_robust_list(0x55557794c6a0, 24 [pid 5140] memfd_create("syzkaller", 0 [pid 5139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5074] <... close resumed>) = 0 [pid 5141] <... set_robust_list resumed>) = 0 [pid 5140] <... memfd_create resumed>) = 3 [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5141] chdir("./3" [pid 5140] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] <... ioctl resumed>) = 0 [pid 5141] <... chdir resumed>) = 0 [pid 5139] <... mmap resumed>) = 0x7fd21ac70000 [pid 5139] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5139] <... mprotect resumed>) = 0 [pid 5141] <... prctl resumed>) = 0 [pid 5140] <... mmap resumed>) = 0x7fd212800000 [pid 5141] setpgid(0, 0) = 0 [pid 5141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5073] close(3 [pid 5141] write(3, "1000", 4 [pid 5139] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5141] <... write resumed>) = 4 [pid 5139] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5073] <... close resumed>) = 0 [pid 5139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5141] close(3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5143 attached [pid 5141] <... close resumed>) = 0 ./strace-static-x86_64: Process 5142 attached [pid 5141] symlink("/dev/binderfs", "./binderfs" [pid 5142] set_robust_list(0x55557794c6a0, 24 [pid 5143] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5141] <... symlink resumed>) = 0 [pid 5142] <... set_robust_list resumed>) = 0 [pid 5143] <... rseq resumed>) = 0 [pid 5141] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... clone3 resumed> => {parent_tid=[5143]}, 88) = 5143 [pid 5074] <... clone resumed>, child_tidptr=0x55557794c690) = 5142 ./strace-static-x86_64: Process 5144 attached [pid 5142] chdir("./3" [pid 5141] <... futex resumed>) = 0 [pid 5139] rt_sigprocmask(SIG_SETMASK, [], [pid 5143] set_robust_list(0x7fd21ac909a0, 24 [pid 5144] set_robust_list(0x55557794c6a0, 24 [pid 5142] <... chdir resumed>) = 0 [pid 5143] <... set_robust_list resumed>) = 0 [pid 5141] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... set_robust_list resumed>) = 0 [pid 5142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] <... clone resumed>, child_tidptr=0x55557794c690) = 5144 [pid 5144] chdir("./3" [pid 5142] <... prctl resumed>) = 0 [pid 5143] rt_sigprocmask(SIG_SETMASK, [], [pid 5141] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5139] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] setpgid(0, 0 [pid 5143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5141] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5144] <... chdir resumed>) = 0 [pid 5142] <... setpgid resumed>) = 0 [pid 5141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5143] memfd_create("syzkaller", 0 [pid 5141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5139] <... futex resumed>) = 0 [pid 5144] <... prctl resumed>) = 0 [pid 5142] <... openat resumed>) = 3 [pid 5143] <... memfd_create resumed>) = 3 [pid 5141] <... mmap resumed>) = 0x7fd21ac70000 [pid 5144] setpgid(0, 0 [pid 5143] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5141] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5139] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5144] <... setpgid resumed>) = 0 [pid 5144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5142] write(3, "1000", 4 [pid 5144] <... openat resumed>) = 3 [pid 5142] <... write resumed>) = 4 [pid 5141] <... mprotect resumed>) = 0 [pid 5144] write(3, "1000", 4 [pid 5142] close(3 [pid 5141] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5144] <... write resumed>) = 4 [pid 5142] <... close resumed>) = 0 [pid 5141] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] close(3 [pid 5142] symlink("/dev/binderfs", "./binderfs" [pid 5141] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5144] <... close resumed>) = 0 [pid 5142] <... symlink resumed>) = 0 [pid 5144] symlink("/dev/binderfs", "./binderfs" [pid 5142] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] <... clone3 resumed> => {parent_tid=[5145]}, 88) = 5145 [pid 5144] <... symlink resumed>) = 0 [pid 5142] <... futex resumed>) = 0 [pid 5141] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5142] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5141] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] rt_sigaction(SIGRT_1, {sa_handler=0x7fd21acfffe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd21acf1190}, [pid 5142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5141] <... futex resumed>) = 0 [pid 5144] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5141] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5145 attached [pid 5144] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5143] <... mmap resumed>) = 0x7fd212800000 [pid 5145] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5142] <... mmap resumed>) = 0x7fd21ac70000 [pid 5145] <... rseq resumed>) = 0 [pid 5144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5142] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5145] set_robust_list(0x7fd21ac909a0, 24 [pid 5144] <... mmap resumed>) = 0x7fd21ac70000 [pid 5142] <... mprotect resumed>) = 0 [pid 5145] <... set_robust_list resumed>) = 0 [pid 5144] mprotect(0x7fd21ac71000, 131072, PROT_READ|PROT_WRITE [pid 5142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5145] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] <... mprotect resumed>) = 0 [pid 5142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5145] memfd_create("syzkaller", 0 [pid 5144] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5146 attached [pid 5145] <... memfd_create resumed>) = 3 [pid 5144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac90990, parent_tid=0x7fd21ac90990, exit_signal=0, stack=0x7fd21ac70000, stack_size=0x20300, tls=0x7fd21ac906c0} [pid 5142] <... clone3 resumed> => {parent_tid=[5146]}, 88) = 5146 ./strace-static-x86_64: Process 5147 attached [pid 5146] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5145] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5142] rt_sigprocmask(SIG_SETMASK, [], [pid 5147] rseq(0x7fd21ac90fe0, 0x20, 0, 0x53053053 [pid 5146] <... rseq resumed>) = 0 [pid 5145] <... mmap resumed>) = 0x7fd212800000 [pid 5144] <... clone3 resumed> => {parent_tid=[5147]}, 88) = 5147 [pid 5142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] set_robust_list(0x7fd21ac909a0, 24 [pid 5147] <... rseq resumed>) = 0 [pid 5142] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] set_robust_list(0x7fd21ac909a0, 24 [pid 5142] <... futex resumed>) = 0 [pid 5147] <... set_robust_list resumed>) = 0 [pid 5142] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5147] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] memfd_create("syzkaller", 0 [pid 5144] <... futex resumed>) = 0 [pid 5147] <... memfd_create resumed>) = 3 [pid 5144] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5147] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5146] <... set_robust_list resumed>) = 0 [pid 5146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5146] memfd_create("syzkaller", 0) = 3 [pid 5146] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd212800000 [pid 5147] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5137] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5140] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5145] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5143] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5146] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5147] <... write resumed>) = 16777216 [pid 5147] munmap(0x7fd212800000, 138412032) = 0 [pid 5140] <... write resumed>) = 16777216 [pid 5137] <... write resumed>) = 16777216 [pid 5147] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5140] munmap(0x7fd212800000, 138412032 [pid 5137] munmap(0x7fd212800000, 138412032 [pid 5147] <... openat resumed>) = 4 [pid 5147] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5140] <... munmap resumed>) = 0 [pid 5147] close(3) = 0 [pid 5147] close(4) = 0 [pid 5147] mkdir("./file0", 0777) = 0 [ 80.101657][ T5147] loop2: detected capacity change from 0 to 32768 [pid 5147] mount("/dev/loop2", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5140] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5137] <... munmap resumed>) = 0 [pid 5140] <... openat resumed>) = 4 [pid 5140] ioctl(4, LOOP_SET_FD, 3 [pid 5137] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5137] ioctl(4, LOOP_SET_FD, 3 [pid 5140] <... ioctl resumed>) = 0 [pid 5140] close(3) = 0 [pid 5137] <... ioctl resumed>) = 0 [pid 5140] close(4 [pid 5137] close(3) = 0 [pid 5137] close(4 [pid 5140] <... close resumed>) = 0 [pid 5140] mkdir("./file0", 0777 [pid 5137] <... close resumed>) = 0 [pid 5137] mkdir("./file0", 0777 [pid 5140] <... mkdir resumed>) = 0 [pid 5137] <... mkdir resumed>) = 0 [ 80.166585][ T5140] loop0: detected capacity change from 0 to 32768 [ 80.183469][ T5137] loop5: detected capacity change from 0 to 32768 [pid 5140] mount("/dev/loop0", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5145] <... write resumed>) = 16777216 [pid 5137] mount("/dev/loop5", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5147] <... mount resumed>) = 0 [pid 5145] munmap(0x7fd212800000, 138412032 [pid 5147] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5145] <... munmap resumed>) = 0 [pid 5147] <... openat resumed>) = 3 [pid 5145] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5147] chdir("./file0" [pid 5145] <... openat resumed>) = 4 [pid 5147] <... chdir resumed>) = 0 [pid 5147] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5147] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] ioctl(4, LOOP_SET_FD, 3 [pid 5147] <... futex resumed>) = 1 [pid 5144] <... futex resumed>) = 0 [pid 5140] <... mount resumed>) = 0 [pid 5144] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5147] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5144] <... futex resumed>) = 0 [pid 5140] <... openat resumed>) = 3 [pid 5137] <... mount resumed>) = 0 [pid 5144] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] chdir("./file0" [pid 5137] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5140] <... chdir resumed>) = 0 [pid 5137] <... openat resumed>) = 3 [pid 5143] <... write resumed>) = 16777216 [pid 5140] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5137] chdir("./file0" [pid 5145] <... ioctl resumed>) = 0 [pid 5140] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] close(3 [pid 5140] <... futex resumed>) = 1 [pid 5138] <... futex resumed>) = 0 [pid 5137] <... chdir resumed>) = 0 [pid 5145] <... close resumed>) = 0 [pid 5140] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5145] close(4 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] <... futex resumed>) = 0 [pid 5137] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5145] <... close resumed>) = 0 [pid 5140] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [ 80.281941][ T5145] loop4: detected capacity change from 0 to 32768 [ 80.295737][ T5147] ERROR: (device loop2): diWrite: ixpxd invalid [ 80.295737][ T5147] [pid 5138] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... write resumed>) = 16777216 [pid 5145] mkdir("./file0", 0777 [pid 5143] munmap(0x7fd212800000, 138412032 [pid 5137] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... mkdir resumed>) = 0 [pid 5137] <... futex resumed>) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5146] munmap(0x7fd212800000, 138412032 [pid 5137] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5145] mount("/dev/loop4", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5136] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... futex resumed>) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5136] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5137] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5147] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5144] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5147] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [ 80.324097][ T5147] ERROR: (device loop2): remounting filesystem as read-only [ 80.334046][ T5147] ERROR: (device loop2): txCommit: [ 80.334046][ T5147] [ 80.358598][ T5140] ERROR: (device loop0): diWrite: ixpxd invalid [ 80.358598][ T5140] [pid 5144] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5147] <... futex resumed>) = 0 [pid 5144] <... mprotect resumed>) = 0 [pid 5147] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5144] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5138] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5138] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5138] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5138] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5144] <... clone3 resumed> => {parent_tid=[5148]}, 88) = 5148 [pid 5138] <... mprotect resumed>) = 0 [pid 5138] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5138] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0}./strace-static-x86_64: Process 5149 attached [pid 5146] <... munmap resumed>) = 0 [pid 5144] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5144] <... futex resumed>) = 0 [pid 5138] <... clone3 resumed> => {parent_tid=[5149]}, 88) = 5149 [pid 5138] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5148 attached [pid 5146] <... openat resumed>) = 4 [pid 5138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5148] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [ 80.372760][ T5137] ERROR: (device loop5): diWrite: ixpxd invalid [ 80.372760][ T5137] [ 80.394331][ T5140] ERROR: (device loop0): remounting filesystem as read-only [ 80.402628][ T5140] ERROR: (device loop0): txCommit: [ 80.402628][ T5140] [ 80.417071][ T5137] ERROR: (device loop5): remounting filesystem as read-only [pid 5138] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5148] <... rseq resumed>) = 0 [pid 5146] ioctl(4, LOOP_SET_FD, 3 [pid 5145] <... mount resumed>) = 0 [pid 5143] <... munmap resumed>) = 0 [pid 5140] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5138] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5148] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5145] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5138] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] <... set_robust_list resumed>) = 0 [pid 5145] <... openat resumed>) = 3 [pid 5148] rt_sigprocmask(SIG_SETMASK, [], [pid 5145] chdir("./file0" [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] <... chdir resumed>) = 0 [pid 5148] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5145] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5148] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5145] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5148] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... futex resumed>) = 1 [pid 5145] <... futex resumed>) = 1 [pid 5144] <... futex resumed>) = 0 [pid 5141] <... futex resumed>) = 0 [pid 5136] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5145] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5144] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] <... futex resumed>) = 1 [pid 5141] <... futex resumed>) = 0 [pid 5145] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5144] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5141] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5149] <... rseq resumed>) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5146] <... ioctl resumed>) = 0 [pid 5143] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5140] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... futex resumed>) = 0 [pid 5149] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5147] write(-1, "2", 1 [pid 5146] close(3 [pid 5140] <... futex resumed>) = 0 [pid 5143] <... openat resumed>) = 4 [pid 5149] <... set_robust_list resumed>) = 0 [pid 5147] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = 0 [pid 5143] ioctl(4, LOOP_SET_FD, 3 [pid 5140] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] rt_sigprocmask(SIG_SETMASK, [], [pid 5147] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] close(4 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5147] <... futex resumed>) = 1 [pid 5144] <... futex resumed>) = 0 [pid 5136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5149] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5147] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] <... close resumed>) = 0 [pid 5144] exit_group(0 [pid 5136] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5144] <... exit_group resumed>) = ? [pid 5136] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5136] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5148] <... futex resumed>) = ? [pid 5136] <... clone3 resumed> => {parent_tid=[5150]}, 88) = 5150 [pid 5148] +++ exited with 0 +++ [pid 5136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5136] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5136] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5150 attached [pid 5150] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053) = 0 [pid 5150] set_robust_list(0x7fd21ac6f9a0, 24) = 0 [pid 5150] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5150] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5149] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5147] <... futex resumed>) = ? [pid 5146] mkdir("./file0", 0777 [pid 5149] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = 1 [pid 5147] +++ exited with 0 +++ [pid 5146] <... mkdir resumed>) = 0 [pid 5144] +++ exited with 0 +++ [pid 5138] <... futex resumed>) = 0 [pid 5143] <... ioctl resumed>) = 0 [pid 5150] <... futex resumed>) = 1 [pid 5149] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] mount("/dev/loop3", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5138] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... futex resumed>) = 0 [pid 5143] close(3 [pid 5138] <... futex resumed>) = 1 [pid 5136] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] write(4, "2", 1 [pid 5143] <... close resumed>) = 0 [pid 5140] <... futex resumed>) = 0 [pid 5138] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5136] <... futex resumed>) = 0 [pid 5143] close(4 [pid 5140] write(-1, "2", 1 [pid 5136] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5144, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=32 /* 0.32 s */} --- [pid 5143] <... close resumed>) = 0 [pid 5140] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5143] mkdir("./file0", 0777 [pid 5140] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5143] <... mkdir resumed>) = 0 [pid 5073] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5143] mount("/dev/loop1", "./file0", "jfs", MS_MANDLOCK|MS_NOATIME, "" [pid 5140] <... futex resumed>) = 1 [pid 5073] <... openat resumed>) = 3 [pid 5138] <... futex resumed>) = 0 [pid 5138] exit_group(0) = ? [pid 5149] <... futex resumed>) = ? [pid 5073] newfstatat(3, "", [pid 5149] +++ exited with 0 +++ [pid 5141] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5141] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5150] <... write resumed>) = 1 [pid 5141] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5141] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5141] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5073] getdents64(3, [pid 5141] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5141] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5140] +++ exited with 0 +++ [pid 5138] +++ exited with 0 +++ [pid 5150] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] <... clone3 resumed> => {parent_tid=[5151]}, 88) = 5151 [pid 5137] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5150] <... futex resumed>) = 1 [pid 5141] rt_sigprocmask(SIG_SETMASK, [], [pid 5136] <... futex resumed>) = 0 [pid 5073] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 5151 attached [pid 5150] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5137] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] exit_group(0 [pid 5151] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5150] <... futex resumed>) = ? [pid 5141] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = ? [pid 5136] <... exit_group resumed>) = ? [pid 5073] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5138, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=28 /* 0.28 s */} --- [ 80.425171][ T5146] loop3: detected capacity change from 0 to 32768 [ 80.430243][ T5145] ERROR: (device loop4): diWrite: ixpxd invalid [ 80.430243][ T5145] [ 80.443993][ T5143] loop1: detected capacity change from 0 to 32768 [ 80.453683][ T5137] ERROR: (device loop5): txCommit: [ 80.453683][ T5137] [ 80.464526][ T5145] ERROR: (device loop4): remounting filesystem as read-only [pid 5151] <... rseq resumed>) = 0 [pid 5150] +++ exited with 0 +++ [pid 5143] <... mount resumed>) = 0 [pid 5141] <... futex resumed>) = 0 [pid 5137] +++ exited with 0 +++ [pid 5136] +++ exited with 0 +++ [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5151] set_robust_list(0x7fd21ac6f9a0, 24 [pid 5143] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5141] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5151] <... set_robust_list resumed>) = 0 [pid 5143] <... openat resumed>) = 3 [pid 5073] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5143] chdir("./file0" [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5136, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=35 /* 0.35 s */} --- [pid 5071] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5151] rt_sigprocmask(SIG_SETMASK, [], [pid 5143] <... chdir resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5143] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5076] <... restart_syscall resumed>) = 0 [pid 5073] unlink("./3/binderfs" [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5151] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5143] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5071] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5143] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... unlink resumed>) = 0 [pid 5143] <... futex resumed>) = 1 [pid 5139] <... futex resumed>) = 0 [pid 5071] <... openat resumed>) = 3 [pid 5139] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] newfstatat(3, "", [pid 5151] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5139] <... futex resumed>) = 0 [pid 5076] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5139] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5071] getdents64(3, [pid 5143] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5071] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5076] <... openat resumed>) = 3 [pid 5071] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5151] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5141] <... futex resumed>) = 0 [pid 5141] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5141] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5151] write(-1, "2", 1 [pid 5076] newfstatat(3, "", [pid 5071] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5151] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5151] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] getdents64(3, [pid 5071] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] unlink("./3/binderfs" [pid 5151] <... futex resumed>) = 1 [pid 5141] <... futex resumed>) = 0 [pid 5151] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5145] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5076] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5071] <... unlink resumed>) = 0 [pid 5145] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5145] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5145] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./3/binderfs") = 0 [pid 5076] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5146] <... mount resumed>) = 0 [pid 5073] <... umount2 resumed>) = 0 [pid 5071] <... umount2 resumed>) = 0 [pid 5146] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5141] exit_group(0 [pid 5139] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5151] <... futex resumed>) = ? [pid 5146] <... openat resumed>) = 3 [pid 5141] <... exit_group resumed>) = ? [ 80.494492][ T5145] ERROR: (device loop4): txCommit: [ 80.494492][ T5145] [ 80.515967][ T5143] ERROR: (device loop1): diWrite: ixpxd invalid [ 80.515967][ T5143] [ 80.526992][ T5076] ------------[ cut here ]------------ [ 80.532952][ T5076] kernel BUG at fs/jfs/inode.c:169! [pid 5139] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = ? [pid 5151] +++ exited with 0 +++ [pid 5146] chdir("./file0" [pid 5139] <... futex resumed>) = 0 [pid 5073] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5146] <... chdir resumed>) = 0 [pid 5145] +++ exited with 0 +++ [pid 5141] +++ exited with 0 +++ [pid 5139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5146] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5073] newfstatat(AT_FDCWD, "./3/file0", [pid 5146] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5143] <... lsetxattr resumed>) = -1 EIO (Input/output error) [pid 5139] <... mmap resumed>) = 0x7fd21ac4f000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5141, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=30 /* 0.30 s */} --- [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5071] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5146] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5146] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5143] <... futex resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5146] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5073] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 0 [pid 5073] <... openat resumed>) = 4 [pid 5071] newfstatat(AT_FDCWD, "./3/file0", [pid 5146] lsetxattr("./file0", "security.ima", "\x04\x05", 2, 0 [pid 5142] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] newfstatat(4, "", [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] getdents64(4, 0x555577955770 /* 2 entries */, 32768) = 48 [pid 5071] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] getdents64(4, [pid 5071] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... getdents64 resumed>0x555577955770 /* 0 entries */, 32768) = 0 [pid 5073] close(4) = 0 [pid 5071] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] rmdir("./3/file0") = 0 [pid 5071] <... openat resumed>) = 4 [pid 5073] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5073] close(3 [pid 5071] newfstatat(4, "", [pid 5073] <... close resumed>) = 0 [ 80.561741][ T5143] ERROR: (device loop1): remounting filesystem as read-only [ 80.569941][ T5143] ERROR: (device loop1): txCommit: [ 80.569941][ T5143] [ 80.580019][ T5076] invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 80.586640][ T5076] CPU: 1 PID: 5076 Comm: syz-executor391 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 [ 80.594201][ T5146] ERROR: (device loop3): diWrite: ixpxd invalid [ 80.594201][ T5146] [pid 5071] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] rmdir("./3") = 0 [pid 5071] getdents64(4, [pid 5073] mkdir("./4", 0777 [pid 5071] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5073] <... mkdir resumed>) = 0 [pid 5071] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5071] close(4) = 0 [pid 5073] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5071] rmdir("./3/file0" [pid 5073] <... openat resumed>) = 3 [pid 5071] <... rmdir resumed>) = 0 [ 80.596703][ T5076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 80.615170][ T5076] RIP: 0010:jfs_evict_inode+0x434/0x440 [ 80.620746][ T5076] Code: df e8 e0 14 da fe e9 1d fe ff ff e8 e6 c5 76 fe 48 c7 c7 c0 48 52 8e 4c 89 ee e8 97 41 c1 01 e9 92 fd ff ff e8 cd c5 76 fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 80.630072][ T5146] ERROR: (device loop3): remounting filesystem as read-only [ 80.640440][ T5076] RSP: 0018:ffffc90003a37a68 EFLAGS: 00010293 [ 80.640467][ T5076] RAX: ffffffff831e2f83 RBX: ffff88807a5b6678 RCX: ffff88807b329e00 [ 80.640488][ T5076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807a5b69f0 [ 80.640506][ T5076] RBP: ffff88807a5b6bb8 R08: ffffffff822c1103 R09: 1ffffffff259cab9 [ 80.651645][ T5146] ERROR: (device loop3): txCommit: [ 80.651645][ T5146] [ 80.653865][ T5076] R10: dffffc0000000000 R11: ffffffff831e0cf0 R12: ffff88807a5b69f0 [ 80.653887][ T5076] R13: ffffffff8be1c2b0 R14: dffffc0000000000 R15: ffff88807a5b69f0 [ 80.701177][ T5076] FS: 000055557794c3c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 80.710133][ T5076] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.716732][ T5076] CR2: 00007fd21ad2d6d8 CR3: 0000000079d38000 CR4: 0000000000350ef0 [ 80.724711][ T5076] Call Trace: [ 80.728001][ T5076] [ 80.730923][ T5076] ? __die_body+0x88/0xe0 [ 80.735265][ T5076] ? die+0xcf/0x110 [ 80.739070][ T5076] ? do_trap+0x15a/0x3a0 [ 80.743324][ T5076] ? jfs_evict_inode+0x434/0x440 [ 80.748267][ T5076] ? do_error_trap+0x1dc/0x2c0 [ 80.753036][ T5076] ? jfs_evict_inode+0x434/0x440 [ 80.757975][ T5076] ? __pfx_do_error_trap+0x10/0x10 [ 80.763184][ T5076] ? report_bug+0x3e8/0x500 [ 80.767802][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.772677][ T5076] ? handle_invalid_op+0x34/0x40 [ 80.777618][ T5076] ? jfs_evict_inode+0x434/0x440 [ 80.782551][ T5076] ? exc_invalid_op+0x38/0x50 [ 80.787229][ T5076] ? asm_exc_invalid_op+0x1a/0x20 [ 80.792256][ T5076] ? __pfx_jfs_get_dquots+0x10/0x10 [ 80.797480][ T5076] ? dquot_drop+0x43/0x160 [ 80.801918][ T5076] ? jfs_evict_inode+0x433/0x440 [ 80.806853][ T5076] ? jfs_evict_inode+0x434/0x440 [ 80.811788][ T5076] ? jfs_evict_inode+0x433/0x440 [ 80.816721][ T5076] ? __pfx_jfs_evict_inode+0x10/0x10 [ 80.822002][ T5076] evict+0x2aa/0x630 [ 80.825901][ T5076] evict_inodes+0x5f9/0x690 [ 80.830412][ T5076] ? __pfx_evict_inodes+0x10/0x10 [ 80.835445][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.840296][ T5076] generic_shutdown_super+0x9d/0x2d0 [ 80.845592][ T5076] kill_block_super+0x44/0x90 [ 80.850272][ T5076] deactivate_locked_super+0xc6/0x130 [ 80.855644][ T5076] cleanup_mnt+0x426/0x4c0 [ 80.860064][ T5076] ? _raw_spin_unlock_irq+0x23/0x50 [ 80.865272][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.870123][ T5076] task_work_run+0x251/0x310 [ 80.874720][ T5076] ? __pfx_task_work_run+0x10/0x10 [ 80.879833][ T5076] ? path_umount+0x284/0xf80 [ 80.884438][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.889299][ T5076] ptrace_notify+0x2d2/0x380 [ 80.893900][ T5076] ? __pfx_path_umount+0x10/0x10 [ 80.898842][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.903713][ T5076] ? __pfx_ptrace_notify+0x10/0x10 [ 80.908846][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.913706][ T5076] ? srso_return_thunk+0x5/0x5f [ 80.918560][ T5076] ? __x64_sys_umount+0x126/0x170 [ 80.923615][ T5076] ? __pfx___x64_sys_umount+0x10/0x10 [ 80.929002][ T5076] syscall_exit_work+0xbd/0x170 [ 80.933856][ T5076] syscall_exit_to_user_mode+0x273/0x360 [ 80.939497][ T5076] do_syscall_64+0x10a/0x240 [ 80.944095][ T5076] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.949993][ T5076] RIP: 0033:0x7fd21acdae27 [ 80.954406][ T5076] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 [ 80.974009][ T5076] RSP: 002b:00007fff041cbe38 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 80.982449][ T5076] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd21acdae27 [ 80.990435][ T5076] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007fff041cbef0 [ 80.998463][ T5076] RBP: 00007fff041cbef0 R08: 0000000000000000 R09: 0000000000000000 [pid 5073] ioctl(3, LOOP_CLR_FD [pid 5071] getdents64(3, 0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5071] close(3) = 0 [pid 5071] rmdir("./3") = 0 [pid 5071] mkdir("./4", 0777) = 0 [pid 5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5071] ioctl(3, LOOP_CLR_FD [pid 5142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5142] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd21ac4f000 [pid 5142] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5142] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} => {parent_tid=[5152]}, 88) = 5152 [pid 5142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5142] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5142] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... lsetxattr resumed>) = -1 EIO (Input/output error) ./strace-static-x86_64: Process 5152 attached [pid 5146] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] mprotect(0x7fd21ac50000, 131072, PROT_READ|PROT_WRITE [pid 5152] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053 [pid 5146] <... futex resumed>) = 0 [pid 5139] <... mprotect resumed>) = 0 [pid 5152] <... rseq resumed>) = 0 [pid 5146] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5152] set_robust_list(0x7fd21ac6f9a0, 24) = 0 [pid 5139] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5075] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5152] rt_sigprocmask(SIG_SETMASK, [], [pid 5139] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd21ac6f990, parent_tid=0x7fd21ac6f990, exit_signal=0, stack=0x7fd21ac4f000, stack_size=0x20300, tls=0x7fd21ac6f6c0} [pid 5075] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5152] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5139] <... clone3 resumed> => {parent_tid=[5153]}, 88) = 5153 [pid 5075] newfstatat(3, "", [pid 5152] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5139] rt_sigprocmask(SIG_SETMASK, [], [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5152] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5152] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5139] futex(0x7fd21ad676d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] getdents64(3, [pid 5152] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... futex resumed>) = 0 [pid 5075] <... getdents64 resumed>0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5146] <... futex resumed>) = 0 [pid 5142] <... futex resumed>) = 1 [pid 5139] futex(0x7fd21ad676dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5146] write(-1, "2", 1 [pid 5142] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5146] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5146] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5146] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5075] unlink("./3/binderfs" [pid 5146] futex(0x7fd21ad676c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] exit_group(0 [pid 5075] <... unlink resumed>) = 0 [pid 5152] <... futex resumed>) = ? [pid 5146] <... futex resumed>) = ? [pid 5142] <... exit_group resumed>) = ? [pid 5152] +++ exited with 0 +++ [pid 5146] +++ exited with 0 +++ [pid 5142] +++ exited with 0 +++ [pid 5075] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5142, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=35 /* 0.35 s */} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5074] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5074] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5074] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] getdents64(3, 0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5074] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5074] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] unlink("./3/binderfs") = 0 [pid 5074] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5153 attached [pid 5153] rseq(0x7fd21ac6ffe0, 0x20, 0, 0x53053053) = 0 [pid 5153] set_robust_list(0x7fd21ac6f9a0, 24) = 0 [pid 5153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5153] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5153] futex(0x7fd21ad676dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... futex resumed>) = 0 [pid 5139] futex(0x7fd21ad676c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = 0 [pid 5139] <... futex resumed>) = 1 [pid 5153] <... futex resumed>) = 1 [pid 5143] write(-1, "2", 1 [pid 5139] futex(0x7fd21ad676cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] futex(0x7fd21ad676d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5143] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] futex(0x7fd21ad676cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... futex resumed>) = 0 [pid 5143] <... futex resumed>) = 1 [pid 5139] exit_group(0 [pid 5153] <... futex resumed>) = ? [pid 5139] <... exit_group resumed>) = ? [pid 5153] +++ exited with 0 +++ [pid 5143] +++ exited with 0 +++ [pid 5139] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5139, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=36 /* 0.36 s */} --- [pid 5072] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5072] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] getdents64(3, 0x55557794d730 /* 4 entries */, 32768) = 112 [pid 5072] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./3/binderfs") = 0 [pid 5072] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = 0 [pid 5075] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5075] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5075] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] getdents64(4, 0x555577955770 /* 2 entries */, 32768) = 48 [pid 5075] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5075] close(4) = 0 [ 81.006431][ T5076] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff041ccfb0 [ 81.014407][ T5076] R13: 000055557794d700 R14: 431bde82d7b634db R15: 00007fff041ccf54 [ 81.022383][ T5076] [ 81.025391][ T5076] Modules linked in: [ 81.034027][ T5076] ---[ end trace 0000000000000000 ]--- [ 81.040117][ T5076] RIP: 0010:jfs_evict_inode+0x434/0x440 [pid 5075] rmdir("./3/file0") = 0 [pid 5074] <... umount2 resumed>) = 0 [pid 5075] getdents64(3, [pid 5072] <... umount2 resumed>) = 0 [pid 5074] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5075] close(3) = 0 [pid 5075] rmdir("./3") = 0 [pid 5075] mkdir("./4", 0777) = 0 [pid 5075] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [ 81.045969][ T5076] Code: df e8 e0 14 da fe e9 1d fe ff ff e8 e6 c5 76 fe 48 c7 c7 c0 48 52 8e 4c 89 ee e8 97 41 c1 01 e9 92 fd ff ff e8 cd c5 76 fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 81.065847][ T5076] RSP: 0018:ffffc90003a37a68 EFLAGS: 00010293 [ 81.072121][ T5076] RAX: ffffffff831e2f83 RBX: ffff88807a5b6678 RCX: ffff88807b329e00 [ 81.095546][ T5076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807a5b69f0 [pid 5075] ioctl(3, LOOP_CLR_FD [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5074] <... openat resumed>) = 4 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] newfstatat(4, "", [pid 5072] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] getdents64(4, [pid 5072] <... openat resumed>) = 4 [pid 5074] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5072] newfstatat(4, "", [pid 5074] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] close(4 [pid 5072] getdents64(4, [pid 5074] <... close resumed>) = 0 [pid 5072] <... getdents64 resumed>0x555577955770 /* 2 entries */, 32768) = 48 [pid 5074] rmdir("./3/file0" [pid 5072] getdents64(4, 0x555577955770 /* 0 entries */, 32768) = 0 [pid 5072] close(4 [pid 5074] <... rmdir resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5074] getdents64(3, [pid 5072] rmdir("./3/file0") = 0 [pid 5074] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5072] getdents64(3, [pid 5074] close(3 [pid 5072] <... getdents64 resumed>0x55557794d730 /* 0 entries */, 32768) = 0 [pid 5074] <... close resumed>) = 0 [ 81.110930][ T5076] RBP: ffff88807a5b6bb8 R08: ffffffff822c1103 R09: 1ffffffff259cab9 [ 81.123083][ T5076] R10: dffffc0000000000 R11: ffffffff831e0cf0 R12: ffff88807a5b69f0 [ 81.133254][ T5076] R13: ffffffff8be1c2b0 R14: dffffc0000000000 R15: ffff88807a5b69f0 [pid 5072] close(3 [pid 5074] rmdir("./3" [pid 5072] <... close resumed>) = 0 [pid 5072] rmdir("./3" [pid 5074] <... rmdir resumed>) = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5074] mkdir("./4", 0777 [pid 5072] mkdir("./4", 0777 [pid 5074] <... mkdir resumed>) = 0 [pid 5072] <... mkdir resumed>) = 0 [ 81.186662][ T5076] FS: 000055557794c3c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [pid 5074] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5073] <... ioctl resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5074] <... openat resumed>) = 3 [pid 5073] close(3 [pid 5072] ioctl(3, LOOP_CLR_FD [pid 5074] ioctl(3, LOOP_CLR_FD [pid 5073] <... close resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5154 attached [pid 5154] set_robust_list(0x55557794c6a0, 24 [pid 5073] <... clone resumed>, child_tidptr=0x55557794c690) = 5154 [pid 5154] <... set_robust_list resumed>) = 0 [ 81.231291][ T5076] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.261971][ T5076] CR2: 000055557795d778 CR3: 0000000079d38000 CR4: 0000000000350ef0 [ 81.270070][ T5076] Kernel panic - not syncing: Fatal exception [ 81.276460][ T5076] Kernel Offset: disabled [ 81.280785][ T5076] Rebooting in 86400 seconds..