./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3823103313 <...> Warning: Permanently added '10.128.0.162' (ED25519) to the list of known hosts. execve("./syz-executor3823103313", ["./syz-executor3823103313"], 0x7ffd67664cd0 /* 10 vars */) = 0 brk(NULL) = 0x5555565f2000 brk(0x5555565f2e00) = 0x5555565f2e00 arch_prctl(ARCH_SET_FS, 0x5555565f2480) = 0 set_tid_address(0x5555565f2750) = 359 set_robust_list(0x5555565f2760, 24) = 0 rseq(0x5555565f2da0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3823103313", 4096) = 28 getrandom("\x79\x07\xfb\x07\x84\x57\x27\x93", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555565f2e00 brk(0x555556613e00) = 0x555556613e00 brk(0x555556614000) = 0x555556614000 mprotect(0x7f2c062a2000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f2c061e59e0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f2c061e59e0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 360 ./strace-static-x86_64: Process 360 attached [pid 360] set_robust_list(0x5555565f2760, 24) = 0 [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] mkdir("./syzkaller.d8MbYz", 0700 [pid 359] <... clone resumed>, child_tidptr=0x5555565f2750) = 361 ./strace-static-x86_64: Process 361 attached [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 362 [pid 361] set_robust_list(0x5555565f2760, 24./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x5555565f2760, 24) = 0 [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... set_robust_list resumed>) = 0 [pid 362] mkdir("./syzkaller.lHJza8", 0700./strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x5555565f2760, 24) = 0 [pid 359] <... clone resumed>, child_tidptr=0x5555565f2750) = 363 [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] mkdir("./syzkaller.RkoobM", 0700 [pid 363] mkdir("./syzkaller.B6u4Ep", 0700./strace-static-x86_64: Process 364 attached [pid 364] set_robust_list(0x5555565f2760, 24) = 0 [pid 359] <... clone resumed>, child_tidptr=0x5555565f2750) = 364 [pid 364] mkdir("./syzkaller.rSPWuT", 0700 [pid 360] <... mkdir resumed>) = 0 [pid 360] chmod("./syzkaller.d8MbYz", 0777) = 0 [pid 360] chdir("./syzkaller.d8MbYz") = 0 [pid 362] <... mkdir resumed>) = 0 [pid 360] mkdir("./0", 0777 [pid 362] chmod("./syzkaller.lHJza8", 0777 [pid 360] <... mkdir resumed>) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 362] <... chmod resumed>) = 0 [ 28.411182][ T23] audit: type=1400 audit(1713825495.279:66): avc: denied { execmem } for pid=359 comm="syz-executor382" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 363] <... mkdir resumed>) = 0 [pid 362] chdir("./syzkaller.lHJza8" [pid 360] <... openat resumed>) = 3 [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 365 [pid 361] <... mkdir resumed>) = 0 [pid 364] <... mkdir resumed>) = 0 [pid 364] chmod("./syzkaller.rSPWuT", 0777 [pid 361] chmod("./syzkaller.RkoobM", 0777 [pid 364] <... chmod resumed>) = 0 [pid 361] <... chmod resumed>) = 0 [pid 364] chdir("./syzkaller.rSPWuT") = 0 [pid 364] mkdir("./0", 0777 [pid 361] chdir("./syzkaller.RkoobM") = 0 [pid 361] mkdir("./0", 0777 [pid 364] <... mkdir resumed>) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 361] ioctl(3, LOOP_CLR_FD [pid 364] close(3 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] close(3) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] <... close resumed>) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... chdir resumed>) = 0 [pid 363] chmod("./syzkaller.B6u4Ep", 0777 [pid 362] mkdir("./0", 0777 [pid 363] <... chmod resumed>) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 363] chdir("./syzkaller.B6u4Ep" [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 363] <... chdir resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 363] mkdir("./0", 0777 [pid 362] ioctl(3, LOOP_CLR_FD [pid 363] <... mkdir resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 362] close(3 [pid 363] <... openat resumed>) = 3 [pid 362] <... close resumed>) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] close(3 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 368 [pid 363] <... close resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 369 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 367 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 370 ./strace-static-x86_64: Process 365 attached [pid 365] set_robust_list(0x5555565f2760, 24./strace-static-x86_64: Process 368 attached ./strace-static-x86_64: Process 370 attached [pid 368] set_robust_list(0x5555565f2760, 24 [pid 370] set_robust_list(0x5555565f2760, 24) = 0 [pid 368] <... set_robust_list resumed>) = 0 [pid 368] chdir("./0" [pid 370] chdir("./0" [pid 368] <... chdir resumed>) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 370] <... chdir resumed>) = 0 [pid 368] setpgid(0, 0) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] <... set_robust_list resumed>) = 0 [pid 370] setpgid(0, 0 [pid 368] <... openat resumed>) = 3 [pid 370] <... setpgid resumed>) = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] write(3, "1000", 4) = 4 [pid 370] <... openat resumed>) = 3 [pid 368] close(3 [pid 370] write(3, "1000", 4 [pid 368] <... close resumed>) = 0 [pid 370] <... write resumed>) = 4 [pid 365] chdir("./0") = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] setpgid(0, 0) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 365] write(3, "1000", 4) = 4 [pid 365] close(3) = 0 [pid 365] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x5555565f2760, 24) = 0 [pid 369] chdir("./0") = 0 [pid 365] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 367 attached [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] set_robust_list(0x5555565f2760, 24 [pid 369] setpgid(0, 0) = 0 [pid 365] <... futex resumed>) = 0 [pid 367] <... set_robust_list resumed>) = 0 [pid 367] chdir("./0" [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 367] <... chdir resumed>) = 0 [pid 365] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 369] <... openat resumed>) = 3 [pid 365] <... mprotect resumed>) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 367] setpgid(0, 0) = 0 [pid 365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 369] write(3, "1000", 4) = 4 [pid 367] <... openat resumed>) = 3 [pid 369] close(3) = 0 [pid 369] symlink("/dev/binderfs", "./binderfs" [pid 367] write(3, "1000", 4 [pid 365] <... clone3 resumed> => {parent_tid=[371]}, 88) = 371 [pid 367] <... write resumed>) = 4 [pid 365] rt_sigprocmask(SIG_SETMASK, [], [pid 369] <... symlink resumed>) = 0 [pid 367] close(3 [pid 365] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 28.457416][ T23] audit: type=1400 audit(1713825495.329:67): avc: denied { read write } for pid=360 comm="syz-executor382" name="loop0" dev="devtmpfs" ino=9194 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 367] <... close resumed>) = 0 [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] symlink("/dev/binderfs", "./binderfs" [pid 365] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 0 [pid 367] <... symlink resumed>) = 0 [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 369] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 367] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] <... rt_sigaction resumed>NULL, 8) = 0 [pid 367] <... futex resumed>) = 0 [pid 369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 367] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 367] <... rt_sigaction resumed>NULL, 8) = 0 [pid 369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 369] <... mmap resumed>) = 0x7f2c061bb000 [pid 367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 369] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 369] <... mprotect resumed>) = 0 [pid 367] <... mmap resumed>) = 0x7f2c061bb000 [pid 369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 367] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 367] <... mprotect resumed>) = 0 [pid 369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 367] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 371 attached [pid 370] close(3 [pid 368] symlink("/dev/binderfs", "./binderfs" [pid 367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 369] <... clone3 resumed> => {parent_tid=[372]}, 88) = 372 [pid 367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 367] <... clone3 resumed> => {parent_tid=[373]}, 88) = 373 [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] rt_sigprocmask(SIG_SETMASK, [], [pid 369] <... futex resumed>) = 0 [pid 367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 373 attached [pid 373] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 373] memfd_create("syzkaller", 0) = 3 [pid 373] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 372] memfd_create("syzkaller", 0) = 3 [pid 372] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 371] set_robust_list(0x7f2c061db9a0, 24 [pid 370] <... close resumed>) = 0 [pid 368] <... symlink resumed>) = 0 [pid 371] <... set_robust_list resumed>) = 0 [pid 370] symlink("/dev/binderfs", "./binderfs" [pid 368] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] rt_sigprocmask(SIG_SETMASK, [], [pid 370] <... symlink resumed>) = 0 [pid 368] <... futex resumed>) = 0 [pid 371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 370] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 371] memfd_create("syzkaller", 0 [pid 370] <... futex resumed>) = 0 [pid 368] <... rt_sigaction resumed>NULL, 8) = 0 [pid 371] <... memfd_create resumed>) = 3 [pid 370] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 371] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 370] <... rt_sigaction resumed>NULL, 8) = 0 [pid 368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 371] <... mmap resumed>) = 0x7f2bfddbb000 [pid 370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 368] <... mmap resumed>) = 0x7f2c061bb000 [pid 370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 368] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 370] <... mmap resumed>) = 0x7f2c061bb000 [pid 368] <... mprotect resumed>) = 0 [pid 370] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 370] <... mprotect resumed>) = 0 [pid 368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 368] <... clone3 resumed> => {parent_tid=[374]}, 88) = 374 [pid 368] rt_sigprocmask(SIG_SETMASK, [], [pid 370] <... clone3 resumed> => {parent_tid=[375]}, 88) = 375 [pid 368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 370] rt_sigprocmask(SIG_SETMASK, [], [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 368] <... futex resumed>) = 0 [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 370] <... futex resumed>) = 0 ./strace-static-x86_64: Process 375 attached ./strace-static-x86_64: Process 374 attached [pid 372] 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"..., 1048576 [pid 371] 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"..., 1048576 [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 375] set_robust_list(0x7f2c061db9a0, 24 [pid 374] set_robust_list(0x7f2c061db9a0, 24 [pid 373] 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"..., 1048576 [pid 371] <... write resumed>) = 1048576 [pid 375] <... set_robust_list resumed>) = 0 [pid 374] <... set_robust_list resumed>) = 0 [pid 371] munmap(0x7f2bfddbb000, 138412032 [pid 375] rt_sigprocmask(SIG_SETMASK, [], [pid 374] rt_sigprocmask(SIG_SETMASK, [], [pid 371] <... munmap resumed>) = 0 [pid 375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 371] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 375] memfd_create("syzkaller", 0 [pid 374] memfd_create("syzkaller", 0 [pid 371] <... openat resumed>) = 4 [pid 375] <... memfd_create resumed>) = 3 [pid 374] <... memfd_create resumed>) = 3 [pid 371] ioctl(4, LOOP_SET_FD, 3 [pid 375] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 374] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 375] <... mmap resumed>) = 0x7f2bfddbb000 [pid 374] <... mmap resumed>) = 0x7f2bfddbb000 [pid 373] <... write resumed>) = 1048576 [pid 372] <... write resumed>) = 1048576 [pid 373] munmap(0x7f2bfddbb000, 138412032 [pid 372] munmap(0x7f2bfddbb000, 138412032 [pid 373] <... munmap resumed>) = 0 [pid 372] <... munmap resumed>) = 0 [pid 373] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 372] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 373] <... openat resumed>) = 4 [pid 372] <... openat resumed>) = 4 [pid 373] ioctl(4, LOOP_SET_FD, 3 [pid 372] ioctl(4, LOOP_SET_FD, 3 [pid 371] <... ioctl resumed>) = 0 [pid 371] close(3) = 0 [pid 371] close(4 [pid 373] <... ioctl resumed>) = 0 [pid 373] close(3) = 0 [pid 373] close(4 [pid 374] 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"..., 1048576 [pid 375] 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"..., 1048576 [pid 374] <... write resumed>) = 1048576 [pid 374] munmap(0x7f2bfddbb000, 138412032 [pid 375] <... write resumed>) = 1048576 [pid 374] <... munmap resumed>) = 0 [ 28.492510][ T23] audit: type=1400 audit(1713825495.329:68): avc: denied { open } for pid=360 comm="syz-executor382" path="/dev/loop0" dev="devtmpfs" ino=9194 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 28.516742][ T23] audit: type=1400 audit(1713825495.329:69): avc: denied { ioctl } for pid=360 comm="syz-executor382" path="/dev/loop0" dev="devtmpfs" ino=9194 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 374] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 375] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 375] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 373] <... close resumed>) = 0 [pid 373] mkdir("./file0", 0777 [pid 372] <... ioctl resumed>) = 0 [pid 372] close(3 [pid 373] <... mkdir resumed>) = 0 [pid 372] <... close resumed>) = 0 [pid 375] <... openat resumed>) = 4 [pid 374] <... openat resumed>) = 4 [pid 373] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 372] close(4 [pid 375] ioctl(4, LOOP_SET_FD, 3 [ 28.604496][ T23] audit: type=1400 audit(1713825495.469:70): avc: denied { mounton } for pid=367 comm="syz-executor382" path="/root/syzkaller.RkoobM/0/file0" dev="sda1" ino=1942 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [pid 374] ioctl(4, LOOP_SET_FD, 3 [pid 371] <... close resumed>) = 0 [pid 371] mkdir("./file0", 0777) = 0 [pid 371] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 372] <... close resumed>) = 0 [pid 375] <... ioctl resumed>) = 0 [pid 372] mkdir("./file0", 0777 [pid 375] close(3 [pid 374] <... ioctl resumed>) = 0 [pid 372] <... mkdir resumed>) = 0 [pid 375] <... close resumed>) = 0 [pid 375] close(4 [pid 374] close(3 [pid 372] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 374] <... close resumed>) = 0 [pid 373] <... mount resumed>) = 0 [pid 374] close(4 [pid 373] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 373] chdir("./file0") = 0 [pid 373] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 371] <... mount resumed>) = 0 [pid 371] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 371] chdir("./file0") = 0 [pid 371] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 375] <... close resumed>) = 0 [pid 373] <... openat resumed>) = 4 [pid 375] mkdir("./file0", 0777 [pid 373] ioctl(4, LOOP_CLR_FD [pid 375] <... mkdir resumed>) = 0 [ 28.736917][ T373] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 28.747113][ T23] audit: type=1400 audit(1713825495.619:71): avc: denied { mount } for pid=367 comm="syz-executor382" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 28.769648][ T371] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 375] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 372] <... mount resumed>) = 0 [pid 372] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 372] chdir("./file0") = 0 [ 28.802846][ T372] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 372] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 374] <... close resumed>) = 0 [pid 373] <... ioctl resumed>) = 0 [pid 372] <... openat resumed>) = 4 [pid 371] <... openat resumed>) = 4 [pid 374] mkdir("./file0", 0777 [pid 371] ioctl(4, LOOP_CLR_FD [pid 374] <... mkdir resumed>) = 0 [pid 373] close(4 [pid 372] ioctl(4, LOOP_CLR_FD [pid 374] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 375] <... mount resumed>) = 0 [pid 375] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 375] chdir("./file0") = 0 [pid 375] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 371] <... ioctl resumed>) = 0 [pid 375] <... openat resumed>) = 4 [pid 373] <... close resumed>) = 0 [pid 372] <... ioctl resumed>) = 0 [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] close(4 [pid 371] close(4 [pid 373] <... futex resumed>) = 1 [pid 367] <... futex resumed>) = 0 [pid 371] <... close resumed>) = 0 [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 0 [pid 372] <... close resumed>) = 0 [ 28.846857][ T375] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 367] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] ioctl(4, LOOP_CLR_FD [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = 1 [pid 365] <... futex resumed>) = 0 [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... ioctl resumed>) = 0 [pid 374] <... mount resumed>) = 0 [pid 373] <... openat resumed>) = 4 [pid 372] <... futex resumed>) = 1 [pid 371] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 375] close(4 [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 375] <... close resumed>) = 0 [pid 373] <... futex resumed>) = 1 [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 375] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 375] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 374] chdir("./file0" [pid 375] <... openat resumed>) = 4 [pid 371] <... openat resumed>) = 4 [pid 369] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 0 [pid 372] <... futex resumed>) = 0 [pid 371] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 1 [pid 367] <... futex resumed>) = 1 [pid 375] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 373] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 372] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 375] <... write resumed>) = 8 [pid 373] <... write resumed>) = 8 [pid 372] <... openat resumed>) = 4 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 373] <... futex resumed>) = 1 [pid 367] <... futex resumed>) = 0 [pid 373] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 372] <... futex resumed>) = 1 [pid 371] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 369] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 375] <... futex resumed>) = 1 [pid 373] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] <... write resumed>) = 8 [pid 370] <... futex resumed>) = 0 [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] <... mmap resumed>) = 0x20000000 [pid 372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] <... futex resumed>) = 0 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 371] <... futex resumed>) = 0 [pid 370] <... futex resumed>) = 0 [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 373] <... futex resumed>) = 1 [pid 372] <... write resumed>) = 8 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] <... futex resumed>) = 0 [pid 375] <... mmap resumed>) = 0x20000000 [pid 373] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 372] <... futex resumed>) = 1 [pid 369] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 375] <... futex resumed>) = 1 [pid 373] write(4, 0x200000c0, 120 [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] <... futex resumed>) = 0 [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] <... write resumed>) = 120 [pid 372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 370] <... futex resumed>) = 0 [ 28.881209][ T23] audit: type=1400 audit(1713825495.749:72): avc: denied { write } for pid=367 comm="syz-executor382" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 28.896638][ T374] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 28.911446][ T23] audit: type=1400 audit(1713825495.749:73): avc: denied { add_name } for pid=367 comm="syz-executor382" name="pids.current" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 375] write(4, 0x200000c0, 120 [pid 373] <... futex resumed>) = 0 [pid 372] <... mmap resumed>) = 0x20000000 [pid 370] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... mmap resumed>) = 0x7f2c0619a000 [pid 375] <... write resumed>) = 120 [pid 373] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... futex resumed>) = 0 [pid 367] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 1 [pid 370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 369] <... futex resumed>) = 0 [pid 367] <... mprotect resumed>) = 0 [pid 375] <... futex resumed>) = 0 [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] <... mmap resumed>) = 0x7f2c0619a000 [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 375] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 369] <... futex resumed>) = 0 [pid 367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 372] write(4, 0x200000c0, 120 [pid 370] <... mprotect resumed>) = 0 [pid 369] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 372] <... write resumed>) = 120 [pid 370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 369] <... futex resumed>) = 0 [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 367] <... clone3 resumed> => {parent_tid=[395]}, 88) = 395 [pid 372] <... futex resumed>) = 0 [pid 370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 369] <... mmap resumed>) = 0x7f2c0619a000 [pid 367] rt_sigprocmask(SIG_SETMASK, [], [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 374] <... chdir resumed>) = 0 [pid 370] <... clone3 resumed> => {parent_tid=[396]}, 88) = 396 [pid 369] <... mprotect resumed>) = 0 [pid 367] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 370] rt_sigprocmask(SIG_SETMASK, [], [pid 369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 367] <... futex resumed>) = 0 [pid 374] <... openat resumed>) = 4 [pid 370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 367] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] ioctl(4, LOOP_CLR_FD [pid 370] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 374] <... ioctl resumed>) = 0 [pid 370] <... futex resumed>) = 0 [pid 374] close(4 [pid 370] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 369] <... clone3 resumed> => {parent_tid=[397]}, 88) = 397 ./strace-static-x86_64: Process 397 attached ./strace-static-x86_64: Process 395 attached [pid 374] <... close resumed>) = 0 [pid 371] <... futex resumed>) = 0 [pid 369] rt_sigprocmask(SIG_SETMASK, [], [pid 365] <... futex resumed>) = 1 [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 374] <... futex resumed>) = 1 [pid 369] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... futex resumed>) = 0 [pid 374] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... futex resumed>) = 0 [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 368] <... futex resumed>) = 0 [pid 374] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 368] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] <... openat resumed>) = 4 [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 368] <... futex resumed>) = 0 [pid 374] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] <... write resumed>) = 8 [pid 368] <... futex resumed>) = 0 [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] <... futex resumed>) = 0 [pid 368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 396 attached [pid 374] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] set_robust_list(0x7f2c061ba9a0, 24 [pid 374] <... mmap resumed>) = 0x20000000 [pid 368] <... futex resumed>) = 0 [pid 396] <... set_robust_list resumed>) = 0 [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] rt_sigprocmask(SIG_SETMASK, [], [pid 374] <... futex resumed>) = 0 [pid 368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 374] write(4, 0x200000c0, 120 [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] write(4, NULL, 120 [pid 374] <... write resumed>) = 120 [pid 368] <... futex resumed>) = 0 [pid 396] <... write resumed>) = -1 EFAULT (Bad address) [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] <... futex resumed>) = 0 [pid 368] <... futex resumed>) = 0 [pid 396] <... futex resumed>) = 1 [pid 374] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] <... futex resumed>) = 0 [pid 368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 396] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... mmap resumed>) = 0x7f2c0619a000 [pid 375] <... futex resumed>) = 0 [pid 370] <... futex resumed>) = 1 [pid 368] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 375] ioctl(-1, ASHMEM_SET_SIZE [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 368] <... mprotect resumed>) = 0 [pid 375] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 375] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 375] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 368] <... clone3 resumed> => {parent_tid=[398]}, 88) = 398 [pid 375] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 368] rt_sigprocmask(SIG_SETMASK, [], [pid 375] <... socket resumed>) = 5 [pid 368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 368] <... futex resumed>) = 0 [pid 375] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 370] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 398 attached [pid 397] set_robust_list(0x7f2c061ba9a0, 24 [pid 395] set_robust_list(0x7f2c061ba9a0, 24 [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] set_robust_list(0x7f2c061ba9a0, 24 [pid 397] <... set_robust_list resumed>) = 0 [pid 395] <... set_robust_list resumed>) = 0 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] <... set_robust_list resumed>) = 0 [pid 397] rt_sigprocmask(SIG_SETMASK, [], [pid 395] rt_sigprocmask(SIG_SETMASK, [], [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] rt_sigprocmask(SIG_SETMASK, [], [pid 397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 371] <... futex resumed>) = 0 [pid 365] <... futex resumed>) = 1 [pid 398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 397] write(4, NULL, 120 [pid 395] write(4, NULL, 120 [pid 371] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] write(4, NULL, 120 [pid 397] <... write resumed>) = -1 EFAULT (Bad address) [pid 395] <... write resumed>) = -1 EFAULT (Bad address) [pid 371] <... mmap resumed>) = 0x20000000 [pid 398] <... write resumed>) = -1 EFAULT (Bad address) [pid 397] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] <... futex resumed>) = 1 [pid 395] <... futex resumed>) = 1 [pid 371] <... futex resumed>) = 1 [pid 367] <... futex resumed>) = 0 [pid 365] <... futex resumed>) = 0 [pid 398] <... futex resumed>) = 1 [pid 397] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 368] <... futex resumed>) = 0 [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 1 [pid 365] <... futex resumed>) = 0 [pid 371] write(4, 0x200000c0, 120 [pid 368] <... futex resumed>) = 1 [pid 367] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... write resumed>) = 120 [pid 368] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 371] <... futex resumed>) = 0 [pid 365] <... mmap resumed>) = 0x7f2c0619a000 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[399]}, 88) = 399 [pid 365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 365] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 399 attached [pid 399] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 399] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 399] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = 0 [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = 0 [pid 365] <... futex resumed>) = 1 [pid 371] ioctl(-1, ASHMEM_SET_SIZE [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 365] <... futex resumed>) = 0 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] <... futex resumed>) = 0 [pid 371] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... socket resumed>) = 5 [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 365] <... futex resumed>) = 0 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] <... futex resumed>) = 0 [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 365] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 28.933690][ T23] audit: type=1400 audit(1713825495.749:74): avc: denied { create } for pid=367 comm="syz-executor382" name="pids.current" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 28.956404][ T23] audit: type=1400 audit(1713825495.789:75): avc: denied { read append open } for pid=367 comm="syz-executor382" path="/root/syzkaller.RkoobM/0/file0/pids.current" dev="loop1" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 28.976743][ T375] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 374] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 0 [pid 399] <... futex resumed>) = 1 [pid 374] ioctl(-1, ASHMEM_SET_SIZE [pid 373] ioctl(-1, ASHMEM_SET_SIZE [ 28.996117][ T371] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 28.998021][ T375] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 29.012090][ T371] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 29.024427][ T375] EXT4-fs (loop4): This should not happen!! Data will be lost [ 29.024427][ T375] [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 374] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 373] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 372] <... futex resumed>) = 0 [pid 370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 369] <... futex resumed>) = 1 [pid 368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 368] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 398] <... futex resumed>) = 0 [pid 395] <... futex resumed>) = 0 [pid 368] <... futex resumed>) = 1 [pid 367] <... futex resumed>) = 1 [pid 365] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 395] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 368] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 398] <... socket resumed>) = 5 [pid 395] <... socket resumed>) = 5 [pid 365] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... futex resumed>) = 1 [pid 395] <... futex resumed>) = 1 [pid 368] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 368] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 368] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 368] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 29.036024][ T371] EXT4-fs (loop0): This should not happen!! Data will be lost [ 29.036024][ T371] [ 29.045530][ T375] EXT4-fs (loop4): Total free blocks count 0 [ 29.057020][ T395] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 29.060895][ T375] EXT4-fs (loop4): Free/Dirty block details [ 29.075318][ T398] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] ioctl(-1, ASHMEM_SET_SIZE [pid 370] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 396] <... futex resumed>) = 0 [pid 374] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = 0 [pid 372] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 370] <... futex resumed>) = 1 [pid 368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 365] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 368] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 368] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 396] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 374] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 373] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [ 29.080700][ T375] EXT4-fs (loop4): free_blocks=2415919104 [ 29.095252][ T395] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 29.101032][ T371] EXT4-fs (loop0): Total free blocks count 0 [ 29.113281][ T398] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 29.118791][ T375] EXT4-fs (loop4): dirty_blocks=16 [ 29.130753][ T395] EXT4-fs (loop1): This should not happen!! Data will be lost [ 29.130753][ T395] [pid 370] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 374] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 373] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... futex resumed>) = 1 [pid 369] <... futex resumed>) = 0 [pid 399] <... futex resumed>) = 0 [pid 396] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] <... futex resumed>) = 1 [pid 374] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 1 [pid 372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 0 [pid 368] <... futex resumed>) = 0 [pid 367] <... futex resumed>) = 0 [pid 396] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 374] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 372] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [ 29.135900][ T371] EXT4-fs (loop0): Free/Dirty block details [ 29.145075][ T398] EXT4-fs (loop2): This should not happen!! Data will be lost [ 29.145075][ T398] [ 29.151008][ T371] EXT4-fs (loop0): free_blocks=2415919104 [ 29.160270][ T395] EXT4-fs (loop1): Total free blocks count 0 [ 29.165892][ T375] EXT4-fs (loop4): Block reservation details [ 29.171705][ T398] EXT4-fs (loop2): Total free blocks count 0 [ 29.177706][ T375] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 29.185341][ T395] EXT4-fs (loop1): Free/Dirty block details [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 372] <... socket resumed>) = 5 [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 372] <... futex resumed>) = 1 [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... futex resumed>) = 0 [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 369] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 372] <... futex resumed>) = 0 [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 369] <... futex resumed>) = 1 [ 29.189449][ T371] EXT4-fs (loop0): dirty_blocks=16 [ 29.194705][ T398] EXT4-fs (loop2): Free/Dirty block details [ 29.199766][ T371] EXT4-fs (loop0): Block reservation details [ 29.211164][ T395] EXT4-fs (loop1): free_blocks=2415919104 [ 29.211907][ T371] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 29.217747][ T398] EXT4-fs (loop2): free_blocks=2415919104 [ 29.223934][ T395] EXT4-fs (loop1): dirty_blocks=16 [ 29.229112][ T398] EXT4-fs (loop2): dirty_blocks=16 [ 29.235495][ T395] EXT4-fs (loop1): Block reservation details [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 369] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 375] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 375] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 375] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 375] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 398] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 395] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 395] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 398] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 395] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 398] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 398] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] exit_group(0 [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 396] <... futex resumed>) = ? [pid 375] <... futex resumed>) = ? [pid 370] <... exit_group resumed>) = ? [pid 375] +++ exited with 0 +++ [pid 368] exit_group(0) = ? [pid 398] <... futex resumed>) = ? [pid 398] +++ exited with 0 +++ [pid 367] exit_group(0) = ? [pid 395] <... futex resumed>) = ? [pid 395] +++ exited with 0 +++ [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 371] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 371] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 371] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] +++ exited with 0 +++ [pid 370] +++ exited with 0 +++ [pid 365] exit_group(0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=1, si_stime=13} --- [pid 371] <... futex resumed>) = ? [pid 365] <... exit_group resumed>) = ? [pid 371] +++ exited with 0 +++ [pid 364] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./0/binderfs") = 0 [pid 364] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] <... futex resumed>) = ? [pid 374] +++ exited with 0 +++ [pid 368] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 362] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./0/binderfs") = 0 [pid 362] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 399] <... futex resumed>) = ? [pid 373] <... futex resumed>) = ? [pid 399] +++ exited with 0 +++ [pid 365] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./0/binderfs") = 0 [pid 360] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] +++ exited with 0 +++ [pid 367] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 361] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./0/binderfs") = 0 [ 29.239545][ T398] EXT4-fs (loop2): Block reservation details [ 29.245435][ T395] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 29.251102][ T398] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 29.258615][ T372] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 29.276788][ T372] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 29.288928][ T372] EXT4-fs (loop3): This should not happen!! Data will be lost [ 29.288928][ T372] [pid 361] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 369] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 369] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 1 [pid 397] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 369] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 397] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 397] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 369] <... futex resumed>) = 0 [pid 397] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 372] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 372] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 372] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] exit_group(0 [pid 397] <... futex resumed>) = ? [pid 369] <... exit_group resumed>) = ? [pid 397] +++ exited with 0 +++ [pid 372] <... futex resumed>) = ? [pid 361] <... umount2 resumed>) = 0 [pid 361] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./0/file0", [pid 372] +++ exited with 0 +++ [pid 369] +++ exited with 0 +++ [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] restart_syscall(<... resuming interrupted clone ...> [pid 361] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 363] <... restart_syscall resumed>) = 0 [pid 361] <... openat resumed>) = 4 [pid 361] newfstatat(4, "", [pid 363] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] getdents64(4, [pid 363] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] <... openat resumed>) = 3 [pid 361] getdents64(4, [pid 363] newfstatat(3, "", [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] close(4 [pid 363] getdents64(3, [pid 361] <... close resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] rmdir("./0/file0" [pid 363] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] <... rmdir resumed>) = 0 [pid 363] newfstatat(AT_FDCWD, "./0/binderfs", [pid 361] getdents64(3, [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./0/binderfs" [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] <... unlink resumed>) = 0 [pid 361] close(3 [pid 363] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... close resumed>) = 0 [pid 361] rmdir("./0") = 0 [pid 361] mkdir("./1", 0777) = 0 [ 29.299156][ T372] EXT4-fs (loop3): Total free blocks count 0 [ 29.305015][ T372] EXT4-fs (loop3): Free/Dirty block details [ 29.310719][ T372] EXT4-fs (loop3): free_blocks=2415919104 [ 29.316236][ T372] EXT4-fs (loop3): dirty_blocks=16 [ 29.321220][ T372] EXT4-fs (loop3): Block reservation details [ 29.327003][ T372] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] <... umount2 resumed>) = 0 [pid 364] <... umount2 resumed>) = 0 [pid 360] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] <... umount2 resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./0/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./0") = 0 [pid 360] mkdir("./1", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] close(3 [pid 364] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = 0 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] <... close resumed>) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 402 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./0/file0"./strace-static-x86_64: Process 402 attached ) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] close(3 [pid 364] getdents64(3, [pid 363] newfstatat(AT_FDCWD, "./0/file0", [pid 402] set_robust_list(0x5555565f2760, 24 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... close resumed>) = 0 [pid 364] close(3 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] newfstatat(AT_FDCWD, "./0/file0", [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] <... close resumed>) = 0 [pid 363] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] rmdir("./0" [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] mkdir("./1", 0777) = 0 [pid 363] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 403 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 363] <... openat resumed>) = 4 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] ioctl(3, LOOP_CLR_FD [pid 363] newfstatat(4, "", [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] close(3 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] <... close resumed>) = 0 [pid 362] <... openat resumed>) = 4 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] getdents64(4, [pid 362] newfstatat(4, "", [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 404 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, [pid 362] getdents64(4, [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x5555565f2760, 24) = 0 [pid 403] chdir("./1") = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 403] setpgid(0, 0) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 403] close(3) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] close(4 [pid 362] getdents64(4, [pid 363] <... close resumed>) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] rmdir("./0/file0" [pid 362] close(4 [pid 403] symlink("/dev/binderfs", "./binderfs") = 0 [pid 363] <... rmdir resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 363] getdents64(3, [pid 362] rmdir("./0/file0" [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 403] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] close(3 [pid 362] <... rmdir resumed>) = 0 [pid 363] <... close resumed>) = 0 [pid 362] getdents64(3, [pid 363] rmdir("./0" [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 403] <... futex resumed>) = 0 [pid 403] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 363] <... rmdir resumed>) = 0 [pid 362] close(3 [pid 403] <... rt_sigaction resumed>NULL, 8) = 0 [pid 403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 363] mkdir("./1", 0777 [pid 403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 362] <... close resumed>) = 0 [pid 403] <... mmap resumed>) = 0x7f2c061bb000 [pid 403] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 403] rt_sigprocmask(SIG_BLOCK, ~[], [pid 363] <... mkdir resumed>) = 0 [pid 362] rmdir("./0" [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 403] <... rt_sigprocmask resumed>[], 8) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 363] <... openat resumed>) = 3 [pid 362] mkdir("./1", 0777 [pid 363] ioctl(3, LOOP_CLR_FD [pid 403] <... clone3 resumed> => {parent_tid=[405]}, 88) = 405 [pid 403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... mkdir resumed>) = 0 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] close(3 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 363] <... close resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 405 attached [pid 405] set_robust_list(0x7f2c061db9a0, 24 [pid 362] ioctl(3, LOOP_CLR_FD [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 406 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] close(3) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 405] <... set_robust_list resumed>) = 0 [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 407 [pid 405] memfd_create("syzkaller", 0) = 3 [pid 405] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 402] <... set_robust_list resumed>) = 0 [pid 402] chdir("./1") = 0 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 405] <... mmap resumed>) = 0x7f2bfddbb000 [pid 402] <... prctl resumed>) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 406 attached ./strace-static-x86_64: Process 407 attached ) = 3 [pid 406] set_robust_list(0x5555565f2760, 24 [pid 402] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 404 attached [pid 407] set_robust_list(0x5555565f2760, 24 [pid 406] <... set_robust_list resumed>) = 0 [pid 405] 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"..., 1048576 [pid 406] chdir("./1" [pid 407] <... set_robust_list resumed>) = 0 [pid 407] chdir("./1") = 0 [pid 406] <... chdir resumed>) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] <... prctl resumed>) = 0 [pid 407] setpgid(0, 0 [pid 406] setpgid(0, 0) = 0 [pid 407] <... setpgid resumed>) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 407] <... openat resumed>) = 3 [pid 406] <... openat resumed>) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] symlink("/dev/binderfs", "./binderfs" [pid 402] close(3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 [pid 407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 406] <... symlink resumed>) = 0 [pid 406] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 407] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... rt_sigaction resumed>NULL, 8) = 0 [pid 406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 407] <... futex resumed>) = 0 [pid 406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 407] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 406] <... mmap resumed>) = 0x7f2c061bb000 [pid 407] <... rt_sigaction resumed>NULL, 8) = 0 [pid 407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 406] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 406] <... mprotect resumed>) = 0 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 407] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 406] rt_sigprocmask(SIG_BLOCK, ~[], [pid 407] <... mprotect resumed>) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 406] <... rt_sigprocmask resumed>[], 8) = 0 [pid 407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 402] <... close resumed>) = 0 [pid 406] <... clone3 resumed> => {parent_tid=[408]}, 88) = 408 [pid 406] rt_sigprocmask(SIG_SETMASK, [], [pid 402] symlink("/dev/binderfs", "./binderfs" [pid 406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 407] <... clone3 resumed> => {parent_tid=[409]}, 88) = 409 [pid 407] rt_sigprocmask(SIG_SETMASK, [], [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 406] <... futex resumed>) = 0 [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 402] <... symlink resumed>) = 0 [pid 407] <... futex resumed>) = 0 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 402] <... futex resumed>) = 0 [pid 402] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 408 attached [pid 404] set_robust_list(0x5555565f2760, 24 [pid 402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 402] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 404] <... set_robust_list resumed>) = 0 [pid 402] <... mprotect resumed>) = 0 [pid 402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 404] chdir("./1" [pid 402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 404] <... chdir resumed>) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0 [pid 402] <... clone3 resumed> => {parent_tid=[410]}, 88) = 410 [pid 402] rt_sigprocmask(SIG_SETMASK, [], [pid 404] <... setpgid resumed>) = 0 [pid 402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 404] <... openat resumed>) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 410 attached ./strace-static-x86_64: Process 409 attached ) = 0 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 404] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[411]}, 88) = 411 [pid 409] set_robust_list(0x7f2c061db9a0, 24 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 408] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 408] memfd_create("syzkaller", 0) = 3 [pid 408] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 409] <... set_robust_list resumed>) = 0 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] memfd_create("syzkaller", 0) = 3 [pid 410] set_robust_list(0x7f2c061db9a0, 24 [pid 409] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 410] <... set_robust_list resumed>) = 0 [pid 409] <... mmap resumed>) = 0x7f2bfddbb000 [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 410] memfd_create("syzkaller", 0./strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x7f2c061db9a0, 24 [pid 410] <... memfd_create resumed>) = 3 [pid 411] <... set_robust_list resumed>) = 0 [pid 411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] memfd_create("syzkaller", 0 [pid 410] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 411] <... memfd_create resumed>) = 3 [pid 411] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 410] <... mmap resumed>) = 0x7f2bfddbb000 [pid 408] 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"..., 1048576 [pid 405] <... write resumed>) = 1048576 [pid 405] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 405] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 408] <... write resumed>) = 1048576 [pid 405] ioctl(4, LOOP_SET_FD, 3 [pid 411] 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"..., 1048576 [pid 408] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 408] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 409] 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"..., 1048576 [pid 405] <... ioctl resumed>) = 0 [pid 408] <... openat resumed>) = 4 [pid 408] ioctl(4, LOOP_SET_FD, 3 [pid 405] close(3) = 0 [pid 405] close(4 [pid 411] <... write resumed>) = 1048576 [pid 411] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 411] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 408] <... ioctl resumed>) = 0 [pid 410] 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"..., 1048576 [pid 405] <... close resumed>) = 0 [pid 405] mkdir("./file0", 0777 [pid 408] close(3) = 0 [pid 408] close(4) = 0 [pid 408] mkdir("./file0", 0777) = 0 [pid 408] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 405] <... mkdir resumed>) = 0 [pid 411] <... openat resumed>) = 4 [pid 411] ioctl(4, LOOP_SET_FD, 3 [pid 405] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 411] <... ioctl resumed>) = 0 [pid 411] close(3) = 0 [pid 411] close(4) = 0 [pid 411] mkdir("./file0", 0777) = 0 [pid 411] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 409] <... write resumed>) = 1048576 [pid 409] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 410] <... write resumed>) = 1048576 [pid 409] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 409] ioctl(4, LOOP_SET_FD, 3 [pid 410] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 410] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 408] <... mount resumed>) = 0 [pid 408] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 405] <... mount resumed>) = 0 [pid 408] <... openat resumed>) = 3 [pid 405] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 408] chdir("./file0" [pid 405] <... openat resumed>) = 3 [pid 408] <... chdir resumed>) = 0 [pid 405] chdir("./file0" [pid 410] <... openat resumed>) = 4 [pid 410] ioctl(4, LOOP_SET_FD, 3 [pid 409] <... ioctl resumed>) = 0 [pid 408] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 405] <... chdir resumed>) = 0 [pid 405] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 409] close(3) = 0 [pid 409] close(4 [pid 410] <... ioctl resumed>) = 0 [pid 410] close(3) = 0 [pid 410] close(4 [pid 411] <... mount resumed>) = 0 [pid 411] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 411] chdir("./file0") = 0 [pid 411] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 410] <... close resumed>) = 0 [pid 409] <... close resumed>) = 0 [pid 408] <... openat resumed>) = 4 [pid 405] <... openat resumed>) = 4 [pid 410] mkdir("./file0", 0777 [pid 409] mkdir("./file0", 0777 [pid 410] <... mkdir resumed>) = 0 [pid 409] <... mkdir resumed>) = 0 [pid 408] ioctl(4, LOOP_CLR_FD [pid 405] ioctl(4, LOOP_CLR_FD [pid 410] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [ 29.745288][ T405] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 29.745325][ T408] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 29.773233][ T411] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 409] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 411] <... openat resumed>) = 4 [pid 408] <... ioctl resumed>) = 0 [pid 405] <... ioctl resumed>) = 0 [pid 411] ioctl(4, LOOP_CLR_FD [pid 408] close(4 [pid 405] close(4 [pid 411] <... ioctl resumed>) = 0 [pid 408] <... close resumed>) = 0 [pid 405] <... close resumed>) = 0 [pid 411] close(4 [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... close resumed>) = 0 [pid 408] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 1 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... openat resumed>) = 4 [pid 405] <... openat resumed>) = 4 [pid 404] <... futex resumed>) = 0 [pid 411] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... openat resumed>) = 4 [pid 408] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 1 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... write resumed>) = 8 [pid 405] <... write resumed>) = 8 [pid 404] <... futex resumed>) = 0 [pid 411] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... write resumed>) = 8 [pid 408] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 1 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... mmap resumed>) = 0x20000000 [pid 405] <... mmap resumed>) = 0x20000000 [pid 404] <... futex resumed>) = 0 [pid 411] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... mmap resumed>) = 0x20000000 [pid 408] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = 1 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] write(4, 0x200000c0, 120 [pid 406] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] write(4, 0x200000c0, 120 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... write resumed>) = 120 [pid 406] <... futex resumed>) = 0 [pid 405] <... write resumed>) = 120 [pid 404] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 411] write(4, 0x200000c0, 120 [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 411] <... write resumed>) = 120 [pid 408] <... futex resumed>) = 0 [pid 406] <... mmap resumed>) = 0x7f2c0619a000 [pid 405] <... futex resumed>) = 0 [pid 404] <... futex resumed>) = 0 [pid 403] <... mmap resumed>) = 0x7f2c0619a000 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 403] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 411] <... futex resumed>) = 0 [pid 406] <... mprotect resumed>) = 0 [pid 404] <... mmap resumed>) = 0x7f2c0619a000 [pid 403] <... mprotect resumed>) = 0 [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] rt_sigprocmask(SIG_BLOCK, ~[], [pid 404] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 403] rt_sigprocmask(SIG_BLOCK, ~[], [pid 406] <... rt_sigprocmask resumed>[], 8) = 0 [pid 404] <... mprotect resumed>) = 0 [pid 403] <... rt_sigprocmask resumed>[], 8) = 0 [pid 406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 406] <... clone3 resumed> => {parent_tid=[427]}, 88) = 427 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 403] <... clone3 resumed> => {parent_tid=[428]}, 88) = 428 [pid 406] rt_sigprocmask(SIG_SETMASK, [], [pid 403] rt_sigprocmask(SIG_SETMASK, [], [pid 406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 404] <... clone3 resumed> => {parent_tid=[429]}, 88) = 429 [pid 403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 406] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] rt_sigprocmask(SIG_SETMASK, [], [pid 403] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 403] <... futex resumed>) = 0 [pid 406] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] <... futex resumed>) = 0 [pid 404] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 428 attached [pid 428] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 428] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] <... futex resumed>) = 0 [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 405] ioctl(-1, ASHMEM_SET_SIZE [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] <... futex resumed>) = 0 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 403] <... futex resumed>) = 0 [pid 405] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] <... socket resumed>) = 5 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] <... futex resumed>) = 0 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 403] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 403] <... futex resumed>) = 0 [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 403] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 428] <... futex resumed>) = 1 [pid 428] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 429 attached ./strace-static-x86_64: Process 427 attached [pid 410] <... mount resumed>) = 0 [pid 409] <... mount resumed>) = 0 [ 29.868228][ T409] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 29.876387][ T405] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 29.878768][ T410] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 29.892304][ T405] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 429] set_robust_list(0x7f2c061ba9a0, 24 [pid 427] set_robust_list(0x7f2c061ba9a0, 24 [pid 410] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 409] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 406] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 406] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 404] <... futex resumed>) = 1 [pid 411] ioctl(-1, ASHMEM_SET_SIZE [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 408] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = 1 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] ioctl(-1, ASHMEM_SET_SIZE [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = 1 [pid 408] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 404] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 404] <... futex resumed>) = 0 [pid 411] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... socket resumed>) = 5 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = 1 [pid 408] <... socket resumed>) = 5 [pid 404] <... futex resumed>) = 0 [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 408] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 0 [pid 404] <... futex resumed>) = 0 [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 429] <... set_robust_list resumed>) = 0 [pid 427] <... set_robust_list resumed>) = 0 [pid 410] <... openat resumed>) = 3 [pid 409] <... openat resumed>) = 3 [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 406] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 403] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... futex resumed>) = 0 [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 403] <... futex resumed>) = 1 [pid 428] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 403] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] rt_sigprocmask(SIG_SETMASK, [], [pid 428] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 427] rt_sigprocmask(SIG_SETMASK, [], [pid 410] chdir("./file0" [pid 409] chdir("./file0" [pid 428] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] <... futex resumed>) = 0 [ 29.916846][ T405] EXT4-fs (loop1): This should not happen!! Data will be lost [ 29.916846][ T405] [ 29.924754][ T411] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 29.927813][ T405] EXT4-fs (loop1): Total free blocks count 0 [ 29.942747][ T408] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 29.947734][ T405] EXT4-fs (loop1): Free/Dirty block details [pid 428] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 410] <... chdir resumed>) = 0 [pid 409] <... chdir resumed>) = 0 [pid 404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 429] write(4, NULL, 120 [pid 427] write(4, NULL, 120 [pid 410] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 409] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 429] <... write resumed>) = -1 EFAULT (Bad address) [pid 427] <... write resumed>) = -1 EFAULT (Bad address) [pid 410] <... openat resumed>) = 4 [pid 409] <... openat resumed>) = 4 [pid 429] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] ioctl(4, LOOP_CLR_FD [pid 409] ioctl(4, LOOP_CLR_FD [pid 429] <... futex resumed>) = 0 [pid 427] <... futex resumed>) = 0 [pid 410] <... ioctl resumed>) = 0 [pid 409] <... ioctl resumed>) = 0 [pid 429] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 427] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] close(4 [pid 409] close(4 [pid 410] <... close resumed>) = 0 [pid 409] <... close resumed>) = 0 [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 1 [pid 409] <... futex resumed>) = 1 [pid 402] <... futex resumed>) = 0 [pid 410] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 409] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... openat resumed>) = 4 [pid 404] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... futex resumed>) = 0 [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... write resumed>) = 8 [pid 402] <... futex resumed>) = 0 [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] <... futex resumed>) = 0 [pid 410] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... mmap resumed>) = 0x20000000 [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 402] <... futex resumed>) = 0 [pid 410] write(4, 0x200000c0, 120 [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... write resumed>) = 120 [pid 402] <... futex resumed>) = 0 [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 0 [pid 410] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 402] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 402] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[430]}, 88) = 430 [pid 402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 402] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 402] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 430 attached [pid 407] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 404] <... futex resumed>) = 1 [pid 429] <... futex resumed>) = 0 [pid 429] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 429] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 29.964773][ T411] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 29.967489][ T405] EXT4-fs (loop1): free_blocks=2415919104 [ 29.978709][ T411] EXT4-fs (loop4): This should not happen!! Data will be lost [ 29.978709][ T411] [ 30.002365][ T408] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 429] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] set_robust_list(0x7f2c061ba9a0, 24 [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 430] <... set_robust_list resumed>) = 0 [pid 427] <... futex resumed>) = 0 [pid 409] <... futex resumed>) = 0 [pid 407] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 1 [pid 404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 409] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 430] rt_sigprocmask(SIG_SETMASK, [], [pid 427] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 427] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 409] <... openat resumed>) = 4 [pid 402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 430] write(4, NULL, 120 [pid 427] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] <... write resumed>) = -1 EFAULT (Bad address) [pid 427] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 409] <... futex resumed>) = 1 [pid 407] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 1 [pid 430] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] ioctl(-1, ASHMEM_SET_SIZE [pid 409] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 430] <... futex resumed>) = 0 [pid 410] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 409] <... write resumed>) = 8 [pid 407] <... futex resumed>) = 0 [pid 430] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... futex resumed>) = 1 [pid 409] <... futex resumed>) = 0 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] <... futex resumed>) = 0 [pid 410] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 409] <... mmap resumed>) = 0x20000000 [pid 407] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 0 [pid 410] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... socket resumed>) = 5 [pid 409] <... futex resumed>) = 0 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] write(4, 0x200000c0, 120 [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 1 [pid 409] <... write resumed>) = 120 [pid 407] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 0 [pid 407] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 0 [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 402] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 409] <... futex resumed>) = 0 [pid 407] <... mmap resumed>) = 0x7f2c0619a000 [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 409] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 30.010927][ T411] EXT4-fs (loop4): Total free blocks count 0 [ 30.016175][ T405] EXT4-fs (loop1): dirty_blocks=16 [ 30.020306][ T411] EXT4-fs (loop4): Free/Dirty block details [ 30.020314][ T411] EXT4-fs (loop4): free_blocks=2415919104 [ 30.020326][ T411] EXT4-fs (loop4): dirty_blocks=16 [ 30.026655][ T408] EXT4-fs (loop3): This should not happen!! Data will be lost [ 30.026655][ T408] [ 30.031030][ T411] EXT4-fs (loop4): Block reservation details [ 30.038580][ T405] EXT4-fs (loop1): Block reservation details [ 30.041923][ T411] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 407] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 407] <... mprotect resumed>) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[431]}, 88) = 431 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 431] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 431] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = 0 [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = 0 [pid 407] <... futex resumed>) = 1 [pid 409] ioctl(-1, ASHMEM_SET_SIZE [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 409] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 409] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] <... futex resumed>) = 0 [pid 409] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 409] <... socket resumed>) = 5 [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 409] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] <... futex resumed>) = 0 [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 407] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 30.061022][ T410] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 30.062754][ T408] EXT4-fs (loop3): Total free blocks count 0 [ 30.068445][ T410] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 30.083108][ T405] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 402] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 1 [pid 430] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 402] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 430] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 430] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 402] <... futex resumed>) = 0 [pid 430] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 431] <... futex resumed>) = 1 [pid 431] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 407] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 431] <... futex resumed>) = 0 [pid 407] <... futex resumed>) = 1 [pid 431] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 407] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 431] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 431] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [ 30.101181][ T409] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 30.106443][ T408] EXT4-fs (loop3): Free/Dirty block details [ 30.125353][ T410] EXT4-fs (loop0): This should not happen!! Data will be lost [ 30.125353][ T410] [ 30.126630][ T408] EXT4-fs (loop3): free_blocks=2415919104 [ 30.137431][ T410] EXT4-fs (loop0): Total free blocks count 0 [ 30.141698][ T409] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 30.148446][ T410] EXT4-fs (loop0): Free/Dirty block details [pid 431] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [ 30.159501][ T408] EXT4-fs (loop3): dirty_blocks=16 [ 30.167533][ T410] EXT4-fs (loop0): free_blocks=2415919104 [ 30.170184][ T408] EXT4-fs (loop3): Block reservation details [ 30.176606][ T410] EXT4-fs (loop0): dirty_blocks=16 [ 30.181572][ T409] EXT4-fs (loop2): This should not happen!! Data will be lost [ 30.181572][ T409] [ 30.189297][ T410] EXT4-fs (loop0): Block reservation details [ 30.196054][ T408] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 30.202739][ T410] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 30.207710][ T409] EXT4-fs (loop2): Total free blocks count 0 [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 411] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 411] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 411] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 411] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 411] <... futex resumed>) = 0 [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 411] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 408] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 408] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 408] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 410] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 404] exit_group(0 [pid 429] <... futex resumed>) = ? [pid 411] <... futex resumed>) = ? [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 404] <... exit_group resumed>) = ? [pid 429] +++ exited with 0 +++ [pid 411] +++ exited with 0 +++ [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 404] +++ exited with 0 +++ [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 364] restart_syscall(<... resuming interrupted clone ...> [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 364] <... restart_syscall resumed>) = 0 [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 364] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 405] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 405] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 364] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 405] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 364] <... openat resumed>) = 3 [pid 405] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] newfstatat(3, "", [pid 405] <... futex resumed>) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 405] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./1/binderfs") = 0 [pid 364] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 410] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 406] exit_group(0 [pid 410] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 410] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] <... futex resumed>) = ? [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 408] <... futex resumed>) = ? [pid 406] <... exit_group resumed>) = ? [pid 427] +++ exited with 0 +++ [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 408] +++ exited with 0 +++ [pid 403] exit_group(0 [pid 402] exit_group(0 [pid 430] <... futex resumed>) = ? [pid 428] <... futex resumed>) = ? [pid 405] <... futex resumed>) = ? [pid 403] <... exit_group resumed>) = ? [pid 402] <... exit_group resumed>) = ? [pid 430] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 406] +++ exited with 0 +++ [pid 405] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 410] +++ exited with 0 +++ [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 403] +++ exited with 0 +++ [pid 402] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 361] restart_syscall(<... resuming interrupted clone ...> [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 361] <... restart_syscall resumed>) = 0 [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 363] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] <... openat resumed>) = 3 [pid 361] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] newfstatat(3, "", [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] getdents64(3, [pid 361] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] <... openat resumed>) = 3 [pid 363] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(3, "", [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 363] newfstatat(AT_FDCWD, "./1/binderfs", [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] unlink("./1/binderfs" [pid 361] getdents64(3, [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] <... unlink resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 363] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 361] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... openat resumed>) = 3 [pid 361] newfstatat(AT_FDCWD, "./1/binderfs", [pid 360] newfstatat(3, "", [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] unlink("./1/binderfs" [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 360] getdents64(3, [pid 361] <... unlink resumed>) = 0 [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 360] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 409] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 409] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 360] newfstatat(AT_FDCWD, "./1/binderfs", [pid 409] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 409] <... futex resumed>) = 0 [pid 360] unlink("./1/binderfs" [pid 409] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] <... unlink resumed>) = 0 [pid 407] exit_group(0 [pid 431] <... futex resumed>) = ? [pid 409] <... futex resumed>) = ? [pid 407] <... exit_group resumed>) = ? [pid 431] +++ exited with 0 +++ [pid 409] +++ exited with 0 +++ [pid 407] +++ exited with 0 +++ [pid 360] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 362] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./1/binderfs") = 0 [ 30.219308][ T409] EXT4-fs (loop2): Free/Dirty block details [ 30.225177][ T409] EXT4-fs (loop2): free_blocks=2415919104 [ 30.230804][ T409] EXT4-fs (loop2): dirty_blocks=16 [ 30.235647][ T409] EXT4-fs (loop2): Block reservation details [ 30.241565][ T409] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 362] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = 0 [pid 364] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./1/file0") = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./1") = 0 [pid 364] mkdir("./2", 0777) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 363] <... umount2 resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 363] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... umount2 resumed>) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./1/file0") = 0 [pid 364] ioctl(3, LOOP_CLR_FD [pid 363] getdents64(3, [pid 362] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] getdents64(4, [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 360] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] rmdir("./1/file0" [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... rmdir resumed>) = 0 [pid 364] close(3 [pid 360] newfstatat(4, "", [pid 364] <... close resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] close(4) = 0 [pid 360] rmdir("./1/file0") = 0 [pid 362] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] close(3) = 0 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, [pid 361] rmdir("./1" [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... rmdir resumed>) = 0 [pid 362] getdents64(4, [pid 360] getdents64(3, [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 434 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 434 attached [pid 363] close(3) = 0 [pid 361] mkdir("./2", 0777 [pid 363] rmdir("./1") = 0 [pid 362] close(4 [pid 361] <... mkdir resumed>) = 0 [pid 360] close(3 [pid 434] set_robust_list(0x5555565f2760, 24 [pid 362] <... close resumed>) = 0 [pid 434] <... set_robust_list resumed>) = 0 [pid 363] mkdir("./2", 0777 [pid 362] rmdir("./1/file0" [pid 360] <... close resumed>) = 0 [pid 434] chdir("./2" [pid 363] <... mkdir resumed>) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 435 ./strace-static-x86_64: Process 435 attached [pid 435] set_robust_list(0x5555565f2760, 24) = 0 [pid 435] chdir("./2") = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 435] setpgid(0, 0) = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 435] close(3) = 0 [pid 435] symlink("/dev/binderfs", "./binderfs") = 0 [pid 435] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 435] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[436]}, 88) = 436 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 436] memfd_create("syzkaller", 0) = 3 [pid 436] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 360] rmdir("./1" [pid 362] <... rmdir resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 362] getdents64(3, [pid 360] <... rmdir resumed>) = 0 [pid 361] ioctl(3, LOOP_CLR_FD [pid 434] <... chdir resumed>) = 0 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] mkdir("./2", 0777 [pid 362] close(3) = 0 [pid 360] <... mkdir resumed>) = 0 [pid 362] rmdir("./1" [pid 361] close(3 [pid 362] <... rmdir resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 362] mkdir("./2", 0777 [pid 360] <... openat resumed>) = 3 [pid 362] <... mkdir resumed>) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] ioctl(3, LOOP_CLR_FD [pid 436] 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"..., 1048576 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 437 [pid 360] <... close resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 438 [pid 434] <... prctl resumed>) = 0 [pid 362] close(3 [pid 434] setpgid(0, 0 [pid 362] <... close resumed>) = 0 [pid 434] <... setpgid resumed>) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 439 [pid 434] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x5555565f2760, 24 [pid 436] <... write resumed>) = 1048576 [pid 437] <... set_robust_list resumed>) = 0 [pid 437] chdir("./2" [pid 436] munmap(0x7f2bfddbb000, 138412032 [pid 434] close(3) = 0 [pid 436] <... munmap resumed>) = 0 [pid 434] symlink("/dev/binderfs", "./binderfs" [pid 437] <... chdir resumed>) = 0 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 437] setpgid(0, 0) = 0 [pid 436] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 434] <... symlink resumed>) = 0 [pid 436] ioctl(4, LOOP_SET_FD, 3 [pid 437] <... openat resumed>) = 3 [pid 437] write(3, "1000", 4 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] <... write resumed>) = 4 [pid 437] close(3) = 0 [pid 437] symlink("/dev/binderfs", "./binderfs" [pid 434] <... futex resumed>) = 0 [pid 434] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 439 attached ) = 0x7f2c061bb000 [pid 439] set_robust_list(0x5555565f2760, 24 [pid 434] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 439] <... set_robust_list resumed>) = 0 [pid 437] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 438 attached [pid 434] <... clone3 resumed> => {parent_tid=[441]}, 88) = 441 [pid 439] chdir("./2" [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... chdir resumed>) = 0 [pid 434] <... futex resumed>) = 0 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 439] <... prctl resumed>) = 0 [pid 439] setpgid(0, 0 [pid 437] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... setpgid resumed>) = 0 [pid 438] set_robust_list(0x5555565f2760, 24 [pid 437] <... futex resumed>) = 0 [pid 437] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 438] <... set_robust_list resumed>) = 0 [pid 437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 438] chdir("./2" [pid 437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 437] <... mmap resumed>) = 0x7f2c061bb000 [pid 439] <... openat resumed>) = 3 [pid 437] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 438] <... chdir resumed>) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 438] setpgid(0, 0 [pid 437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 438] <... setpgid resumed>) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 437] <... clone3 resumed> => {parent_tid=[442]}, 88) = 442 [pid 437] rt_sigprocmask(SIG_SETMASK, [], [pid 439] write(3, "1000", 4 [pid 437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 439] <... write resumed>) = 4 [pid 439] close(3 [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... close resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 439] symlink("/dev/binderfs", "./binderfs" [pid 438] <... openat resumed>) = 3 [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [pid 439] <... symlink resumed>) = 0 [pid 438] symlink("/dev/binderfs", "./binderfs" [pid 439] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 442 attached ./strace-static-x86_64: Process 441 attached NULL, 8) = 0 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 441] set_robust_list(0x7f2c061db9a0, 24 [pid 438] <... symlink resumed>) = 0 [pid 438] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 438] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 438] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[443]}, 88) = 443 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 443] memfd_create("syzkaller", 0) = 3 [pid 443] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 439] <... mmap resumed>) = 0x7f2c061bb000 [pid 439] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 441] <... set_robust_list resumed>) = 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 441] rt_sigprocmask(SIG_SETMASK, [], [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[444]}, 88) = 444 [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 441] memfd_create("syzkaller", 0) = 3 ./strace-static-x86_64: Process 444 attached [pid 444] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 444] memfd_create("syzkaller", 0) = 3 [pid 444] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 443] 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"..., 1048576 [pid 436] <... ioctl resumed>) = 0 [pid 436] close(3) = 0 [pid 442] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 436] close(4 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] memfd_create("syzkaller", 0) = 3 [pid 442] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 443] <... write resumed>) = 1048576 [pid 443] munmap(0x7f2bfddbb000, 138412032 [pid 441] 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"..., 1048576 [pid 443] <... munmap resumed>) = 0 [pid 443] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 444] 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"..., 1048576 [pid 442] 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"..., 1048576 [pid 444] <... write resumed>) = 1048576 [pid 444] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 444] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 441] <... write resumed>) = 1048576 [pid 441] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 441] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 442] <... write resumed>) = 1048576 [pid 442] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 442] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 436] <... close resumed>) = 0 [pid 443] <... openat resumed>) = 4 [pid 443] ioctl(4, LOOP_SET_FD, 3 [pid 436] mkdir("./file0", 0777 [pid 444] <... openat resumed>) = 4 [pid 436] <... mkdir resumed>) = 0 [pid 443] <... ioctl resumed>) = 0 [pid 436] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 444] ioctl(4, LOOP_SET_FD, 3 [pid 443] close(3 [pid 441] <... openat resumed>) = 4 [pid 443] <... close resumed>) = 0 [pid 442] <... openat resumed>) = 4 [pid 443] close(4 [pid 441] ioctl(4, LOOP_SET_FD, 3 [pid 442] ioctl(4, LOOP_SET_FD, 3 [pid 444] <... ioctl resumed>) = 0 [pid 444] close(3) = 0 [pid 444] close(4 [pid 443] <... close resumed>) = 0 [pid 443] mkdir("./file0", 0777 [pid 442] <... ioctl resumed>) = 0 [pid 442] close(3) = 0 [pid 442] close(4 [pid 443] <... mkdir resumed>) = 0 [pid 443] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 442] <... close resumed>) = 0 [pid 441] <... ioctl resumed>) = 0 [pid 442] mkdir("./file0", 0777 [pid 441] close(3 [pid 442] <... mkdir resumed>) = 0 [pid 441] <... close resumed>) = 0 [pid 442] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 441] close(4 [pid 436] <... mount resumed>) = 0 [pid 436] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 436] chdir("./file0") = 0 [pid 436] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 444] <... close resumed>) = 0 [pid 444] mkdir("./file0", 0777) = 0 [ 30.882531][ T436] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 444] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 441] <... close resumed>) = 0 [pid 441] mkdir("./file0", 0777) = 0 [pid 441] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 436] <... openat resumed>) = 4 [pid 436] ioctl(4, LOOP_CLR_FD) = 0 [pid 436] close(4) = 0 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 435] <... futex resumed>) = 0 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 435] <... futex resumed>) = 1 [pid 436] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] <... openat resumed>) = 4 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 435] <... futex resumed>) = 0 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 435] <... futex resumed>) = 0 [pid 436] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] <... write resumed>) = 8 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 435] <... futex resumed>) = 0 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 435] <... futex resumed>) = 0 [pid 436] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] <... mmap resumed>) = 0x20000000 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] <... futex resumed>) = 0 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] write(4, 0x200000c0, 120 [pid 435] <... futex resumed>) = 0 [pid 435] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 436] <... write resumed>) = 120 [pid 435] <... mmap resumed>) = 0x7f2c0619a000 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 435] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 436] <... futex resumed>) = 0 [pid 435] <... mprotect resumed>) = 0 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[455]}, 88) = 455 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x7f2c061ba9a0, 24 [pid 443] <... mount resumed>) = 0 [pid 442] <... mount resumed>) = 0 [pid 443] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 443] chdir("./file0") = 0 [pid 442] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 455] <... set_robust_list resumed>) = 0 [pid 443] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 455] write(4, NULL, 120 [pid 443] <... openat resumed>) = 4 [pid 442] <... openat resumed>) = 3 [pid 442] chdir("./file0" [pid 443] ioctl(4, LOOP_CLR_FD [pid 442] <... chdir resumed>) = 0 [pid 443] <... ioctl resumed>) = 0 [pid 443] close(4 [pid 442] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 443] <... close resumed>) = 0 [pid 442] <... openat resumed>) = 4 [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] ioctl(4, LOOP_CLR_FD [pid 443] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] <... ioctl resumed>) = 0 [pid 442] close(4) = 0 [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 441] <... mount resumed>) = 0 [pid 441] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 441] chdir("./file0") = 0 [pid 441] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 441] ioctl(4, LOOP_CLR_FD) = 0 [pid 441] close(4) = 0 [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 434] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[460]}, 88) = 460 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] write(4, 0x200000c0, 120) = 120 [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 455] <... write resumed>) = -1 EFAULT (Bad address) [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 455] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 460] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 460] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 1 [pid 437] <... futex resumed>) = 1 [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 455] <... futex resumed>) = 1 [pid 435] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 455] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 435] <... futex resumed>) = 1 [pid 436] ioctl(-1, ASHMEM_SET_SIZE [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] <... futex resumed>) = 0 [pid 443] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 442] <... futex resumed>) = 0 [pid 442] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 443] <... openat resumed>) = 4 [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 436] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] <... futex resumed>) = 1 [pid 435] <... futex resumed>) = 0 [pid 443] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 442] <... openat resumed>) = 4 [pid 443] <... write resumed>) = 8 [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 1 [pid 443] <... futex resumed>) = 0 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 441] <... futex resumed>) = 0 [pid 441] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... futex resumed>) = 1 [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [ 30.968389][ T443] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 30.979000][ T441] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 30.988845][ T442] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 31.002831][ T444] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 460] <... futex resumed>) = 1 [pid 444] <... mount resumed>) = 0 [pid 438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 437] <... futex resumed>) = 0 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 1 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 435] <... futex resumed>) = 0 [pid 443] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] <... mmap resumed>) = 0x20000000 [pid 436] <... socket resumed>) = 5 [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... openat resumed>) = 3 [pid 443] <... futex resumed>) = 1 [pid 442] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 1 [pid 436] <... futex resumed>) = 1 [pid 435] <... futex resumed>) = 0 [pid 443] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 442] <... write resumed>) = 8 [pid 438] <... futex resumed>) = 0 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 435] <... futex resumed>) = 0 [pid 443] write(4, 0x200000c0, 120 [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 435] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] <... write resumed>) = 120 [pid 442] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 0 [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 443] <... futex resumed>) = 0 [pid 438] <... mmap resumed>) = 0x7f2c0619a000 [ 31.020531][ T441] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.035946][ T441] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 31.048677][ T441] EXT4-fs (loop4): This should not happen!! Data will be lost [ 31.048677][ T441] [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 444] chdir("./file0" [pid 443] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 438] <... mprotect resumed>) = 0 [pid 434] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] rt_sigprocmask(SIG_BLOCK, ~[], [pid 434] <... futex resumed>) = 1 [pid 438] <... rt_sigprocmask resumed>[], 8) = 0 [pid 434] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[461]}, 88) = 461 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 461 attached [pid 460] <... futex resumed>) = 0 [pid 444] <... chdir resumed>) = 0 [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 461] set_robust_list(0x7f2c061ba9a0, 24 [pid 460] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 444] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 435] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 435] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] <... set_robust_list resumed>) = 0 [pid 460] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 455] <... futex resumed>) = 0 [pid 444] <... openat resumed>) = 4 [pid 437] <... futex resumed>) = 1 [pid 442] <... futex resumed>) = 0 [pid 442] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 31.053873][ T436] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.059862][ T441] EXT4-fs (loop4): Total free blocks count 0 [ 31.077671][ T436] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 31.079167][ T441] EXT4-fs (loop4): Free/Dirty block details [ 31.091936][ T436] EXT4-fs (loop3): This should not happen!! Data will be lost [ 31.091936][ T436] [ 31.096710][ T441] EXT4-fs (loop4): free_blocks=2415919104 [ 31.107509][ T436] EXT4-fs (loop3): Total free blocks count 0 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 461] rt_sigprocmask(SIG_SETMASK, [], [pid 460] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 455] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 444] ioctl(4, LOOP_CLR_FD [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 1 [pid 443] ioctl(-1, ASHMEM_SET_SIZE [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 443] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 443] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] <... socket resumed>) = 5 [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 438] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 438] <... futex resumed>) = 0 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 438] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 460] <... futex resumed>) = 0 [pid 455] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... ioctl resumed>) = 0 [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 461] write(4, NULL, 120 [pid 460] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 455] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] close(4 [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] <... write resumed>) = -1 EFAULT (Bad address) [pid 455] <... futex resumed>) = 1 [pid 444] <... close resumed>) = 0 [pid 437] <... futex resumed>) = 1 [pid 461] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 455] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] <... futex resumed>) = 0 [pid 444] <... futex resumed>) = 1 [pid 437] <... futex resumed>) = 0 [pid 461] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 437] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 437] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[462]}, 88) = 462 [pid 437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 437] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [ 31.111940][ T441] EXT4-fs (loop4): dirty_blocks=16 [ 31.119037][ T436] EXT4-fs (loop3): Free/Dirty block details [ 31.122551][ T441] EXT4-fs (loop4): Block reservation details [ 31.132425][ T443] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.134315][ T441] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 31.148576][ T443] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 442] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 0 [pid 435] <... futex resumed>) = 0 [pid 442] write(4, 0x200000c0, 120 [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = 0 [pid 442] <... write resumed>) = 120 [pid 439] <... futex resumed>) = 1 [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] <... futex resumed>) = 0 [pid 444] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] <... openat resumed>) = 4 [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] <... futex resumed>) = 0 [pid 444] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... write resumed>) = 8 [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 462 attached [pid 444] <... mmap resumed>) = 0x20000000 [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 441] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 441] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 441] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 462] set_robust_list(0x7f2c061ba9a0, 24 [pid 439] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 462] <... set_robust_list resumed>) = 0 [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 434] exit_group(0 [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 436] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 436] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 436] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 462] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 462] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 461] <... futex resumed>) = 0 [pid 460] <... futex resumed>) = ? [pid 444] <... futex resumed>) = 0 [pid 441] <... futex resumed>) = ? [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 1 [pid 434] <... exit_group resumed>) = ? [pid 461] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 460] +++ exited with 0 +++ [pid 444] write(4, 0x200000c0, 120 [pid 441] +++ exited with 0 +++ [pid 439] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 434] +++ exited with 0 +++ [pid 461] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... write resumed>) = 120 [pid 439] <... futex resumed>) = 0 [pid 435] exit_group(0 [pid 461] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 455] <... futex resumed>) = ? [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 435] <... exit_group resumed>) = ? [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 461] <... futex resumed>) = 1 [pid 455] +++ exited with 0 +++ [pid 444] <... futex resumed>) = 0 [pid 439] <... mmap resumed>) = 0x7f2c0619a000 [pid 438] <... futex resumed>) = 0 [pid 364] restart_syscall(<... resuming interrupted clone ...> [pid 461] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 364] <... restart_syscall resumed>) = 0 [pid 442] <... futex resumed>) = 0 [pid 439] <... mprotect resumed>) = 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 364] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 439] <... clone3 resumed> => {parent_tid=[464]}, 88) = 464 [pid 364] <... openat resumed>) = 3 [pid 439] rt_sigprocmask(SIG_SETMASK, [], [pid 364] newfstatat(3, "", [pid 439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 439] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] getdents64(3, [pid 439] <... futex resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 439] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./2/binderfs") = 0 [pid 364] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 436] <... futex resumed>) = ? [pid 436] +++ exited with 0 +++ [pid 435] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 442] ioctl(-1, ASHMEM_SET_SIZE [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 31.158062][ T436] EXT4-fs (loop3): free_blocks=2415919104 [ 31.176384][ T443] EXT4-fs (loop0): This should not happen!! Data will be lost [ 31.176384][ T443] [ 31.182842][ T436] EXT4-fs (loop3): dirty_blocks=16 [ 31.185997][ T443] EXT4-fs (loop0): Total free blocks count 0 [ 31.193069][ T436] EXT4-fs (loop3): Block reservation details [ 31.197216][ T443] EXT4-fs (loop0): Free/Dirty block details [ 31.202671][ T436] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 31.214327][ T443] EXT4-fs (loop0): free_blocks=2415919104 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./2/binderfs") = 0 [pid 363] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 464 attached [pid 464] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 464] write(4, NULL, 120 [pid 442] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 464] <... write resumed>) = -1 EFAULT (Bad address) [pid 464] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 1 [pid 444] ioctl(-1, ASHMEM_SET_SIZE [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] <... futex resumed>) = 0 [pid 444] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... socket resumed>) = 5 [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] <... futex resumed>) = 0 [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 439] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 464] <... futex resumed>) = 1 [pid 464] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 442] <... futex resumed>) = 1 [pid 437] <... futex resumed>) = 0 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 437] <... futex resumed>) = 0 [pid 442] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 442] <... socket resumed>) = 5 [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 437] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] <... futex resumed>) = 0 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 31.219930][ T443] EXT4-fs (loop0): dirty_blocks=16 [ 31.225171][ T443] EXT4-fs (loop0): Block reservation details [ 31.229046][ T444] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.231521][ T443] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 31.247158][ T444] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 439] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 439] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 464] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 1 [pid 464] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 439] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 464] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 464] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 464] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] <... umount2 resumed>) = 0 [pid 437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 31.265651][ T444] EXT4-fs (loop2): This should not happen!! Data will be lost [ 31.265651][ T444] [ 31.267671][ T442] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.276009][ T444] EXT4-fs (loop2): Total free blocks count 0 [ 31.290979][ T442] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 31.308292][ T442] EXT4-fs (loop1): This should not happen!! Data will be lost [ 31.308292][ T442] [pid 437] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 1 [pid 462] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 437] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 462] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 462] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] <... futex resumed>) = 0 [pid 462] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 363] newfstatat(AT_FDCWD, "./2/file0", [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 363] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 363] <... openat resumed>) = 4 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 363] newfstatat(4, "", [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 363] getdents64(4, [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 443] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 363] getdents64(4, [pid 443] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 443] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 363] close(4 [pid 443] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... close resumed>) = 0 [pid 443] <... futex resumed>) = 0 [pid 363] rmdir("./2/file0" [pid 443] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... rmdir resumed>) = 0 [pid 363] getdents64(3, [pid 438] exit_group(0 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 443] <... futex resumed>) = ? [pid 438] <... exit_group resumed>) = ? [pid 363] close(3 [pid 443] +++ exited with 0 +++ [pid 363] <... close resumed>) = 0 [pid 363] rmdir("./2") = 0 [pid 363] mkdir("./3", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 444] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 444] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 444] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] exit_group(0) = ? [pid 444] <... futex resumed>) = ? [pid 444] +++ exited with 0 +++ [pid 461] <... futex resumed>) = ? [pid 461] +++ exited with 0 +++ [pid 438] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 360] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./2/binderfs") = 0 [pid 360] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 464] <... futex resumed>) = ? [pid 464] +++ exited with 0 +++ [pid 439] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 362] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./2/binderfs") = 0 [pid 362] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 465 [pid 364] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 31.318447][ T444] EXT4-fs (loop2): Free/Dirty block details [ 31.319206][ T442] EXT4-fs (loop1): Total free blocks count 0 [ 31.330010][ T444] EXT4-fs (loop2): free_blocks=2415919104 [ 31.330015][ T444] EXT4-fs (loop2): dirty_blocks=16 [ 31.330019][ T444] EXT4-fs (loop2): Block reservation details [ 31.330023][ T444] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 31.353192][ T442] EXT4-fs (loop1): Free/Dirty block details [ 31.359036][ T442] EXT4-fs (loop1): free_blocks=2415919104 [ 31.364843][ T442] EXT4-fs (loop1): dirty_blocks=16 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./2/file0") = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./2") = 0 [pid 364] mkdir("./3", 0777) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] close(3./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x5555565f2760, 24) = 0 [pid 465] chdir("./3") = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] write(3, "1000", 4) = 4 [pid 465] close(3) = 0 [pid 465] symlink("/dev/binderfs", "./binderfs" [pid 364] <... close resumed>) = 0 [pid 465] <... symlink resumed>) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- ./strace-static-x86_64: Process 466 attached [pid 465] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 465] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 466 [pid 465] <... mprotect resumed>) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 467 attached => {parent_tid=[467]}, 88) = 467 [pid 467] set_robust_list(0x7f2c061db9a0, 24 [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] <... set_robust_list resumed>) = 0 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 467] memfd_create("syzkaller", 0 [pid 466] set_robust_list(0x5555565f2760, 24 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 467] <... memfd_create resumed>) = 3 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 467] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 466] <... set_robust_list resumed>) = 0 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 466] chdir("./3" [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 466] <... chdir resumed>) = 0 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 466] <... prctl resumed>) = 0 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 466] setpgid(0, 0 [pid 442] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 442] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 442] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] <... setpgid resumed>) = 0 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 437] exit_group(0 [pid 462] <... futex resumed>) = ? [pid 442] <... futex resumed>) = ? [pid 437] <... exit_group resumed>) = ? [pid 467] 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"..., 1048576 [pid 462] +++ exited with 0 +++ [pid 442] +++ exited with 0 +++ [pid 437] +++ exited with 0 +++ [pid 466] <... openat resumed>) = 3 [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 361] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./2/binderfs") = 0 [pid 361] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 466] write(3, "1000", 4) = 4 [pid 466] close(3) = 0 [pid 466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 466] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] <... write resumed>) = 1048576 [pid 466] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 467] munmap(0x7f2bfddbb000, 138412032 [pid 466] <... rt_sigaction resumed>NULL, 8) = 0 [pid 466] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 467] <... munmap resumed>) = 0 [pid 466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 467] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 466] <... mmap resumed>) = 0x7f2c061bb000 [pid 466] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 468 attached => {parent_tid=[468]}, 88) = 468 [pid 468] set_robust_list(0x7f2c061db9a0, 24 [pid 466] rt_sigprocmask(SIG_SETMASK, [], [pid 468] <... set_robust_list resumed>) = 0 [pid 466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 468] rt_sigprocmask(SIG_SETMASK, [], [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 466] <... futex resumed>) = 0 [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 468] memfd_create("syzkaller", 0) = 3 [pid 468] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 468] 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"..., 1048576) = 1048576 [pid 468] munmap(0x7f2bfddbb000, 138412032) = 0 [ 31.380565][ T442] EXT4-fs (loop1): Block reservation details [ 31.386744][ T442] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 468] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 467] <... openat resumed>) = 4 [pid 362] <... umount2 resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 467] ioctl(4, LOOP_SET_FD, 3 [pid 362] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./2/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./2") = 0 [pid 362] mkdir("./3", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 361] <... umount2 resumed>) = 0 [pid 467] <... ioctl resumed>) = 0 [pid 361] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 467] close(3) = 0 [pid 467] close(4 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./2/file0", [pid 360] newfstatat(AT_FDCWD, "./2/file0", [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 468] <... openat resumed>) = 4 [pid 361] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 468] ioctl(4, LOOP_SET_FD, 3 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] <... openat resumed>) = 4 [pid 361] newfstatat(4, "", [pid 360] newfstatat(4, "", [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, [pid 360] getdents64(4, [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] getdents64(4, [pid 361] close(4 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... close resumed>) = 0 [pid 361] rmdir("./2/file0" [pid 360] close(4) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 360] rmdir("./2/file0" [pid 361] getdents64(3, [pid 360] <... rmdir resumed>) = 0 [pid 360] getdents64(3, [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3 [pid 360] close(3 [pid 361] <... close resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 361] rmdir("./2" [pid 360] rmdir("./2") = 0 [pid 361] <... rmdir resumed>) = 0 [pid 360] mkdir("./3", 0777) = 0 [pid 361] mkdir("./3", 0777 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 361] <... mkdir resumed>) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 467] <... close resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 467] mkdir("./file0", 0777 [pid 362] ioctl(3, LOOP_CLR_FD [pid 361] <... openat resumed>) = 3 [pid 467] <... mkdir resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 467] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 362] close(3 [pid 361] ioctl(3, LOOP_CLR_FD [pid 362] <... close resumed>) = 0 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] close(3 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 470 ./strace-static-x86_64: Process 470 attached [pid 361] <... close resumed>) = 0 [pid 470] set_robust_list(0x5555565f2760, 24) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 470] chdir("./3") = 0 [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 470] setpgid(0, 0) = 0 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 470] write(3, "1000", 4) = 4 [pid 470] close(3) = 0 [pid 470] symlink("/dev/binderfs", "./binderfs" [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 471 [pid 470] <... symlink resumed>) = 0 [pid 470] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 470] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[473]}, 88) = 473 [pid 470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 468] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 471 attached [pid 468] close(3 [pid 360] <... openat resumed>) = 3 [pid 360] ioctl(3, LOOP_CLR_FD [pid 468] <... close resumed>) = 0 ./strace-static-x86_64: Process 473 attached [pid 471] set_robust_list(0x5555565f2760, 24 [pid 473] set_robust_list(0x7f2c061db9a0, 24 [pid 471] <... set_robust_list resumed>) = 0 [pid 468] close(4 [pid 473] <... set_robust_list resumed>) = 0 [pid 471] chdir("./3" [pid 473] rt_sigprocmask(SIG_SETMASK, [], [pid 471] <... chdir resumed>) = 0 [pid 473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [pid 473] memfd_create("syzkaller", 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 473] <... memfd_create resumed>) = 3 [pid 473] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 471] close(3) = 0 [pid 473] <... mmap resumed>) = 0x7f2bfddbb000 [pid 471] symlink("/dev/binderfs", "./binderfs") = 0 [pid 471] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 471] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 471] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 474 attached => {parent_tid=[474]}, 88) = 474 [pid 474] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 474] <... futex resumed>) = 0 [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 474] memfd_create("syzkaller", 0) = 3 [pid 474] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 473] 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"..., 1048576) = 1048576 [pid 473] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 473] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 474] 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"..., 1048576) = 1048576 [pid 474] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 474] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 475 ./strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x5555565f2760, 24) = 0 [pid 475] chdir("./3") = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 475] setpgid(0, 0) = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 475] write(3, "1000", 4) = 4 [pid 475] close(3) = 0 [pid 475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 475] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 475] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[478]}, 88) = 478 [pid 475] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 478 attached [pid 467] <... mount resumed>) = 0 [pid 468] <... close resumed>) = 0 [pid 474] <... openat resumed>) = 4 [pid 473] <... openat resumed>) = 4 [pid 474] ioctl(4, LOOP_SET_FD, 3 [pid 478] set_robust_list(0x7f2c061db9a0, 24 [pid 473] ioctl(4, LOOP_SET_FD, 3 [pid 468] mkdir("./file0", 0777 [pid 467] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 478] <... set_robust_list resumed>) = 0 [pid 475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] <... mkdir resumed>) = 0 [pid 468] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 478] rt_sigprocmask(SIG_SETMASK, [], [pid 467] <... openat resumed>) = 3 [pid 478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 467] chdir("./file0" [pid 478] memfd_create("syzkaller", 0 [pid 467] <... chdir resumed>) = 0 [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 474] <... ioctl resumed>) = 0 [pid 467] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 474] close(3) = 0 [pid 474] close(4 [pid 478] <... memfd_create resumed>) = 3 [pid 478] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 478] 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"..., 1048576) = 1048576 [pid 478] munmap(0x7f2bfddbb000, 138412032) = 0 [ 31.612454][ T467] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 478] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 474] <... close resumed>) = 0 [pid 474] mkdir("./file0", 0777 [pid 478] <... openat resumed>) = 4 [pid 474] <... mkdir resumed>) = 0 [pid 473] <... ioctl resumed>) = 0 [pid 467] <... openat resumed>) = 4 [pid 473] close(3) = 0 [pid 473] close(4 [pid 478] ioctl(4, LOOP_SET_FD, 3 [pid 474] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 467] ioctl(4, LOOP_CLR_FD [pid 468] <... mount resumed>) = 0 [pid 468] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 468] chdir("./file0") = 0 [ 31.692538][ T468] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 468] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 473] <... close resumed>) = 0 [pid 473] mkdir("./file0", 0777 [pid 478] <... ioctl resumed>) = 0 [pid 467] <... ioctl resumed>) = 0 [pid 467] close(4) = 0 [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... mkdir resumed>) = 0 [pid 465] <... futex resumed>) = 0 [pid 478] close(3 [pid 468] <... openat resumed>) = 4 [pid 468] ioctl(4, LOOP_CLR_FD) = 0 [pid 468] close(4) = 0 [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 466] <... futex resumed>) = 0 [pid 468] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 465] <... futex resumed>) = 1 [pid 467] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... close resumed>) = 0 [pid 468] <... openat resumed>) = 4 [pid 467] <... openat resumed>) = 4 [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 466] <... futex resumed>) = 0 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 466] <... futex resumed>) = 0 [pid 468] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] close(4 [pid 468] <... write resumed>) = 8 [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 1 [pid 465] <... futex resumed>) = 0 [pid 468] <... futex resumed>) = 1 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] <... futex resumed>) = 0 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 466] <... futex resumed>) = 0 [pid 465] <... futex resumed>) = 0 [pid 468] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 467] <... write resumed>) = 8 [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... mmap resumed>) = 0x20000000 [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = 1 [pid 467] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 466] <... futex resumed>) = 0 [pid 465] <... futex resumed>) = 0 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] <... mmap resumed>) = 0x20000000 [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] <... futex resumed>) = 0 [pid 465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] write(4, 0x200000c0, 120 [pid 466] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... write resumed>) = 120 [pid 466] <... futex resumed>) = 0 [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 468] <... futex resumed>) = 0 [pid 466] <... mmap resumed>) = 0x7f2c0619a000 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[486]}, 88) = 486 [pid 466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 466] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 465] <... futex resumed>) = 1 [pid 467] write(4, 0x200000c0, 120 [pid 465] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... write resumed>) = 120 [pid 465] <... futex resumed>) = 0 [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 467] <... futex resumed>) = 0 [pid 465] <... mmap resumed>) = 0x7f2c0619a000 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[487]}, 88) = 487 [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 465] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 487] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 465] <... futex resumed>) = 1 [pid 467] ioctl(-1, ASHMEM_SET_SIZE [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 486 attached ) = 1 [pid 465] <... futex resumed>) = 0 [pid 486] set_robust_list(0x7f2c061ba9a0, 24 [pid 473] <... mount resumed>) = 0 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] <... futex resumed>) = 0 [pid 467] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] <... set_robust_list resumed>) = 0 [pid 467] <... socket resumed>) = 5 [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 465] <... futex resumed>) = 0 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] rt_sigprocmask(SIG_SETMASK, [], [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] <... futex resumed>) = 0 [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 465] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 487] <... futex resumed>) = 1 [pid 486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 473] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 487] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 486] write(4, NULL, 120 [pid 473] <... openat resumed>) = 3 [pid 486] <... write resumed>) = -1 EFAULT (Bad address) [pid 473] chdir("./file0" [pid 486] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... chdir resumed>) = 0 [pid 486] <... futex resumed>) = 1 [pid 473] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 466] <... futex resumed>) = 0 [pid 486] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = 0 [pid 466] <... futex resumed>) = 1 [pid 468] ioctl(-1, ASHMEM_SET_SIZE [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 466] <... futex resumed>) = 0 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 466] <... futex resumed>) = 0 [pid 468] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... socket resumed>) = 5 [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 466] <... futex resumed>) = 0 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 466] <... futex resumed>) = 0 [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [ 31.799024][ T473] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 31.811857][ T467] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.827355][ T474] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [pid 466] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 478] <... close resumed>) = 0 [pid 474] <... mount resumed>) = 0 [pid 465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 474] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 465] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... openat resumed>) = 3 [pid 465] <... futex resumed>) = 1 [pid 474] chdir("./file0" [pid 465] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... chdir resumed>) = 0 [pid 474] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 474] ioctl(4, LOOP_CLR_FD) = 0 [pid 474] close(4) = 0 [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 487] <... futex resumed>) = 0 [pid 478] mkdir("./file0", 0777 [pid 473] <... openat resumed>) = 4 [pid 471] <... futex resumed>) = 0 [pid 487] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 478] <... mkdir resumed>) = 0 [pid 473] ioctl(4, LOOP_CLR_FD [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 31.830350][ T468] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 31.836832][ T467] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 31.865764][ T467] EXT4-fs (loop3): This should not happen!! Data will be lost [ 31.865764][ T467] [ 31.875327][ T468] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 31.876460][ T467] EXT4-fs (loop3): Total free blocks count 0 [pid 487] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 478] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 471] <... futex resumed>) = 1 [pid 466] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... futex resumed>) = 0 [pid 474] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 487] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = 0 [pid 473] <... ioctl resumed>) = 0 [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 466] <... futex resumed>) = 1 [pid 465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 486] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] close(4 [pid 466] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... futex resumed>) = 0 [pid 486] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... close resumed>) = 0 [pid 486] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 1 [pid 486] <... futex resumed>) = 1 [pid 474] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 473] <... futex resumed>) = 1 [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 0 [pid 466] <... futex resumed>) = 0 [pid 486] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... write resumed>) = 8 [pid 473] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... openat resumed>) = 4 [pid 474] <... futex resumed>) = 1 [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 474] <... mmap resumed>) = 0x20000000 [pid 473] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] <... write resumed>) = 8 [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 474] write(4, 0x200000c0, 120 [pid 473] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 474] <... write resumed>) = 120 [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] <... futex resumed>) = 0 [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... mmap resumed>) = 0x20000000 [pid 474] <... futex resumed>) = 0 [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... mmap resumed>) = 0x7f2c0619a000 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... futex resumed>) = 1 [pid 471] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 470] <... futex resumed>) = 0 [pid 473] write(4, 0x200000c0, 120 [pid 471] <... mprotect resumed>) = 0 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... write resumed>) = 120 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [pid 470] <... futex resumed>) = 0 [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... rt_sigprocmask resumed>[], 8) = 0 [pid 470] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 473] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] <... clone3 resumed> => {parent_tid=[492]}, 88) = 492 [pid 470] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 471] rt_sigprocmask(SIG_SETMASK, [], [pid 470] <... mprotect resumed>) = 0 [pid 471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 470] rt_sigprocmask(SIG_BLOCK, ~[], [pid 471] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... rt_sigprocmask resumed>[], 8) = 0 [pid 471] <... futex resumed>) = 0 [pid 470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 471] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... clone3 resumed> => {parent_tid=[493]}, 88) = 493 [pid 470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 470] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 31.893165][ T468] EXT4-fs (loop4): This should not happen!! Data will be lost [ 31.893165][ T468] [ 31.893998][ T467] EXT4-fs (loop3): Free/Dirty block details [ 31.903048][ T468] EXT4-fs (loop4): Total free blocks count 0 [ 31.911138][ T467] EXT4-fs (loop3): free_blocks=2415919104 [ 31.930771][ T468] EXT4-fs (loop4): Free/Dirty block details [pid 470] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... mount resumed>) = 0 ./strace-static-x86_64: Process 493 attached ./strace-static-x86_64: Process 492 attached [pid 493] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 492] set_robust_list(0x7f2c061ba9a0, 24 [pid 493] rt_sigprocmask(SIG_SETMASK, [], [pid 492] <... set_robust_list resumed>) = 0 [pid 493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 492] rt_sigprocmask(SIG_SETMASK, [], [pid 493] write(4, NULL, 120 [pid 492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 493] <... write resumed>) = -1 EFAULT (Bad address) [pid 492] write(4, NULL, 120 [pid 493] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] <... write resumed>) = -1 EFAULT (Bad address) [pid 493] <... futex resumed>) = 1 [pid 492] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 0 [pid 493] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 492] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 0 [pid 473] <... futex resumed>) = 0 [pid 471] <... futex resumed>) = 1 [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] ioctl(-1, ASHMEM_SET_SIZE [pid 473] ioctl(-1, ASHMEM_SET_SIZE [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 473] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 473] <... futex resumed>) = 1 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 0 [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] <... futex resumed>) = 0 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 1 [pid 473] <... futex resumed>) = 0 [pid 474] <... socket resumed>) = 5 [pid 473] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... socket resumed>) = 5 [pid 474] <... futex resumed>) = 1 [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... futex resumed>) = 1 [pid 471] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 0 [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] <... futex resumed>) = 0 [pid 470] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 471] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... futex resumed>) = 0 [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 470] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 478] chdir("./file0") = 0 [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 478] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 478] <... openat resumed>) = 4 [pid 478] ioctl(4, LOOP_CLR_FD) = 0 [pid 478] close(4) = 0 [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... futex resumed>) = 1 [pid 478] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... futex resumed>) = 1 [pid 478] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... futex resumed>) = 1 [pid 478] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = 1 [pid 475] <... futex resumed>) = 0 [pid 478] write(4, 0x200000c0, 120 [pid 475] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... write resumed>) = 120 [pid 475] <... futex resumed>) = 0 [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 478] <... futex resumed>) = 0 [pid 475] <... mmap resumed>) = 0x7f2c0619a000 [pid 478] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 475] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[494]}, 88) = 494 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 475] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 494 attached [pid 494] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 494] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 494] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 478] ioctl(-1, ASHMEM_SET_SIZE [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 478] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... socket resumed>) = 5 [pid 475] <... futex resumed>) = 0 [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [ 31.950562][ T478] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 31.961911][ T468] EXT4-fs (loop4): free_blocks=2415919104 [ 31.963712][ T467] EXT4-fs (loop3): dirty_blocks=16 [ 31.978705][ T468] EXT4-fs (loop4): dirty_blocks=16 [ 31.985136][ T468] EXT4-fs (loop4): Block reservation details [pid 475] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 475] <... futex resumed>) = 0 [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 475] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 494] <... futex resumed>) = 1 [ 31.991343][ T474] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 32.002409][ T478] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 32.011586][ T468] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 32.026375][ T474] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 494] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 470] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 475] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 470] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 1 [pid 494] <... futex resumed>) = 0 [pid 475] <... futex resumed>) = 1 [pid 470] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 494] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 475] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 494] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 494] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 494] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] <... futex resumed>) = 0 [pid 471] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 468] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 468] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 468] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 492] <... futex resumed>) = 0 [pid 471] <... futex resumed>) = 1 [ 32.026800][ T473] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 32.027225][ T467] EXT4-fs (loop3): Block reservation details [ 32.055934][ T478] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 32.059902][ T473] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 32.076037][ T478] EXT4-fs (loop0): This should not happen!! Data will be lost [ 32.076037][ T478] [ 32.083982][ T474] EXT4-fs (loop1): This should not happen!! Data will be lost [pid 493] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 492] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 471] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 466] exit_group(0 [pid 493] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 492] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 486] <... futex resumed>) = ? [pid 466] <... exit_group resumed>) = ? [pid 468] <... futex resumed>) = ? [pid 468] +++ exited with 0 +++ [pid 492] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] +++ exited with 0 +++ [pid 466] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 364] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./3/binderfs") = 0 [pid 364] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [ 32.083982][ T474] [ 32.094024][ T478] EXT4-fs (loop0): Total free blocks count 0 [ 32.102391][ T474] EXT4-fs (loop1): Total free blocks count 0 [ 32.109437][ T467] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 32.114197][ T474] EXT4-fs (loop1): Free/Dirty block details [ 32.120878][ T473] EXT4-fs (loop2): This should not happen!! Data will be lost [ 32.120878][ T473] [ 32.126401][ T474] EXT4-fs (loop1): free_blocks=2415919104 [ 32.140043][ T478] EXT4-fs (loop0): Free/Dirty block details [ 32.140965][ T474] EXT4-fs (loop1): dirty_blocks=16 [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 492] <... futex resumed>) = 1 [pid 471] <... futex resumed>) = 0 [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 467] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 492] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 467] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] exit_group(0 [pid 467] <... futex resumed>) = ? [pid 465] <... exit_group resumed>) = ? [pid 467] +++ exited with 0 +++ [pid 487] <... futex resumed>) = ? [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 478] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 478] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 478] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 478] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 487] +++ exited with 0 +++ [pid 465] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 363] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./3/binderfs") = 0 [pid 363] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [ 32.146414][ T478] EXT4-fs (loop0): free_blocks=2415919104 [ 32.151072][ T473] EXT4-fs (loop2): Total free blocks count 0 [ 32.159642][ T478] EXT4-fs (loop0): dirty_blocks=16 [ 32.163212][ T474] EXT4-fs (loop1): Block reservation details [ 32.168885][ T478] EXT4-fs (loop0): Block reservation details [ 32.173486][ T474] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 32.180410][ T478] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 32.185194][ T473] EXT4-fs (loop2): Free/Dirty block details [pid 474] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 474] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 474] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 475] exit_group(0 [pid 471] exit_group(0 [pid 494] <... futex resumed>) = ? [pid 492] <... futex resumed>) = ? [pid 475] <... exit_group resumed>) = ? [pid 474] <... futex resumed>) = ? [pid 471] <... exit_group resumed>) = ? [pid 494] +++ exited with 0 +++ [pid 492] +++ exited with 0 +++ [pid 474] +++ exited with 0 +++ [pid 478] <... futex resumed>) = ? [pid 471] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 478] +++ exited with 0 +++ [pid 475] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./3/binderfs") = 0 [pid 360] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./3/binderfs") = 0 [pid 361] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 473] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 473] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 473] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] exit_group(0 [pid 493] <... futex resumed>) = 230 [pid 470] <... exit_group resumed>) = ? [pid 493] +++ exited with 0 +++ [pid 473] <... futex resumed>) = ? [pid 473] +++ exited with 0 +++ [pid 470] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 362] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 362] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./3/binderfs") = 0 [ 32.196889][ T473] EXT4-fs (loop2): free_blocks=2415919104 [ 32.203671][ T473] EXT4-fs (loop2): dirty_blocks=16 [ 32.210873][ T473] EXT4-fs (loop2): Block reservation details [ 32.217100][ T473] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 362] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./3/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./3") = 0 [pid 363] mkdir("./4", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 364] <... umount2 resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 496 [pid 364] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./3/file0") = 0 [pid 360] <... umount2 resumed>) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./3") = 0 [pid 364] mkdir("./4", 0777) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] close(3) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 497 ./strace-static-x86_64: Process 497 attached [pid 497] set_robust_list(0x5555565f2760, 24) = 0 [pid 497] chdir("./4") = 0 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 497] setpgid(0, 0) = 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 497] write(3, "1000", 4) = 4 [pid 362] <... umount2 resumed>) = 0 [pid 497] close(3) = 0 [pid 497] symlink("/dev/binderfs", "./binderfs") = 0 [pid 497] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 497] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 497] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 497] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 496 attached [pid 362] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = 0 [pid 360] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] <... clone3 resumed> => {parent_tid=[498]}, 88) = 498 [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 362] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] rmdir("./3/file0" [pid 362] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./3/file0" [pid 360] <... rmdir resumed>) = 0 [pid 361] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./3" [pid 362] <... rmdir resumed>) = 0 [pid 362] getdents64(3, ./strace-static-x86_64: Process 498 attached [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 496] set_robust_list(0x5555565f2760, 24 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 498] set_robust_list(0x7f2c061db9a0, 24 [pid 496] <... set_robust_list resumed>) = 0 [pid 362] close(3 [pid 361] newfstatat(AT_FDCWD, "./3/file0", [pid 360] mkdir("./4", 0777 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", [pid 362] <... close resumed>) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./3/file0" [pid 498] <... set_robust_list resumed>) = 0 [pid 496] chdir("./4" [pid 362] rmdir("./3" [pid 361] <... rmdir resumed>) = 0 [pid 360] <... mkdir resumed>) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./3" [pid 362] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 361] mkdir("./4", 0777 [pid 498] rt_sigprocmask(SIG_SETMASK, [], [pid 496] <... chdir resumed>) = 0 [pid 362] mkdir("./4", 0777 [pid 361] <... mkdir resumed>) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 361] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 361] close(3 [pid 498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] <... mkdir resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 360] ioctl(3, LOOP_CLR_FD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 499 [pid 362] <... openat resumed>) = 3 [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 362] close(3) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 501 [pid 498] memfd_create("syzkaller", 0) = 3 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 500 [pid 496] <... prctl resumed>) = 0 [pid 496] setpgid(0, 0 [pid 498] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 496] <... setpgid resumed>) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [pid 496] symlink("/dev/binderfs", "./binderfs") = 0 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 ./strace-static-x86_64: Process 500 attached [pid 496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 500] set_robust_list(0x5555565f2760, 24 [pid 496] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 500] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 499 attached [pid 496] rt_sigprocmask(SIG_BLOCK, ~[], [pid 500] chdir("./4" [pid 499] set_robust_list(0x5555565f2760, 24 [pid 496] <... rt_sigprocmask resumed>[], 8) = 0 [pid 500] <... chdir resumed>) = 0 [pid 499] <... set_robust_list resumed>) = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] chdir("./4" [pid 496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 500] <... prctl resumed>) = 0 [pid 500] setpgid(0, 0 [pid 499] <... chdir resumed>) = 0 [pid 500] <... setpgid resumed>) = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] <... prctl resumed>) = 0 [pid 496] <... clone3 resumed> => {parent_tid=[502]}, 88) = 502 [pid 500] <... openat resumed>) = 3 [pid 499] setpgid(0, 0 [pid 496] rt_sigprocmask(SIG_SETMASK, [], [pid 500] write(3, "1000", 4 [pid 499] <... setpgid resumed>) = 0 [pid 496] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 501 attached [pid 500] <... write resumed>) = 4 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] set_robust_list(0x5555565f2760, 24 [pid 500] close(3 [pid 499] <... openat resumed>) = 3 [pid 496] <... futex resumed>) = 0 [pid 501] <... set_robust_list resumed>) = 0 [pid 500] <... close resumed>) = 0 [pid 499] write(3, "1000", 4 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 501] chdir("./4" [pid 500] symlink("/dev/binderfs", "./binderfs" [pid 501] <... chdir resumed>) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 501] setpgid(0, 0 [pid 500] <... symlink resumed>) = 0 [pid 501] <... setpgid resumed>) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 [pid 500] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] symlink("/dev/binderfs", "./binderfs" [pid 500] <... futex resumed>) = 0 [pid 501] <... symlink resumed>) = 0 [pid 499] <... write resumed>) = 4 [pid 498] 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"..., 1048576 [pid 500] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 501] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... rt_sigaction resumed>NULL, 8) = 0 [pid 499] close(3./strace-static-x86_64: Process 502 attached [pid 501] <... futex resumed>) = 0 [pid 500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 499] <... close resumed>) = 0 [pid 502] set_robust_list(0x7f2c061db9a0, 24 [pid 501] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 499] symlink("/dev/binderfs", "./binderfs" [pid 501] <... rt_sigaction resumed>NULL, 8) = 0 [pid 500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 501] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 499] <... symlink resumed>) = 0 [pid 500] <... mmap resumed>) = 0x7f2c061bb000 [pid 502] <... set_robust_list resumed>) = 0 [pid 501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 499] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] rt_sigprocmask(SIG_SETMASK, [], [pid 501] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 500] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 499] <... futex resumed>) = 0 [pid 502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 501] <... mprotect resumed>) = 0 [pid 500] <... mprotect resumed>) = 0 [pid 499] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 501] rt_sigprocmask(SIG_BLOCK, ~[], [pid 500] rt_sigprocmask(SIG_BLOCK, ~[], [pid 499] <... rt_sigaction resumed>NULL, 8) = 0 [pid 502] memfd_create("syzkaller", 0 [pid 501] <... rt_sigprocmask resumed>[], 8) = 0 [pid 500] <... rt_sigprocmask resumed>[], 8) = 0 [pid 499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 502] <... memfd_create resumed>) = 3 [pid 499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 501] <... clone3 resumed> => {parent_tid=[503]}, 88) = 503 [pid 500] <... clone3 resumed> => {parent_tid=[504]}, 88) = 504 [pid 502] <... mmap resumed>) = 0x7f2bfddbb000 [pid 501] rt_sigprocmask(SIG_SETMASK, [], [pid 500] rt_sigprocmask(SIG_SETMASK, [], [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 499] <... mmap resumed>) = 0x7f2c061bb000 [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 501] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 499] <... mprotect resumed>) = 0 [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 503 attached => {parent_tid=[505]}, 88) = 505 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] set_robust_list(0x7f2c061db9a0, 24 [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 503] <... set_robust_list resumed>) = 0 [pid 503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] memfd_create("syzkaller", 0) = 3 [pid 503] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 505 attached [pid 504] memfd_create("syzkaller", 0 [pid 505] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] memfd_create("syzkaller", 0 [pid 504] <... memfd_create resumed>) = 3 [pid 505] <... memfd_create resumed>) = 3 [pid 504] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 498] <... write resumed>) = 1048576 [pid 504] <... mmap resumed>) = 0x7f2bfddbb000 [pid 505] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 498] munmap(0x7f2bfddbb000, 138412032 [pid 502] 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"..., 1048576 [pid 498] <... munmap resumed>) = 0 [pid 502] <... write resumed>) = 1048576 [pid 498] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 502] munmap(0x7f2bfddbb000, 138412032 [pid 498] <... openat resumed>) = 4 [pid 503] 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"..., 1048576 [pid 498] ioctl(4, LOOP_SET_FD, 3 [pid 502] <... munmap resumed>) = 0 [pid 502] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 504] 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"..., 1048576 [pid 505] 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"..., 1048576 [pid 498] <... ioctl resumed>) = 0 [pid 498] close(3) = 0 [pid 498] close(4 [pid 502] <... openat resumed>) = 4 [pid 498] <... close resumed>) = 0 [pid 502] ioctl(4, LOOP_SET_FD, 3 [pid 498] mkdir("./file0", 0777) = 0 [pid 498] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 504] <... write resumed>) = 1048576 [pid 503] <... write resumed>) = 1048576 [pid 504] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 504] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 503] munmap(0x7f2bfddbb000, 138412032 [pid 502] <... ioctl resumed>) = 0 [pid 504] <... openat resumed>) = 4 [pid 504] ioctl(4, LOOP_SET_FD, 3 [pid 503] <... munmap resumed>) = 0 [pid 503] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 502] close(3) = 0 [pid 502] close(4 [pid 504] <... ioctl resumed>) = 0 [pid 504] close(3) = 0 [pid 504] close(4 [pid 505] <... write resumed>) = 1048576 [pid 505] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 505] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 498] <... mount resumed>) = 0 [pid 498] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 498] chdir("./file0") = 0 [pid 498] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 504] <... close resumed>) = 0 [pid 503] <... openat resumed>) = 4 [pid 504] mkdir("./file0", 0777 [pid 503] ioctl(4, LOOP_SET_FD, 3 [pid 504] <... mkdir resumed>) = 0 [pid 502] <... close resumed>) = 0 [pid 504] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 502] mkdir("./file0", 0777) = 0 [ 32.772538][ T498] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 502] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 505] <... openat resumed>) = 4 [pid 505] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 503] <... ioctl resumed>) = 0 [pid 498] <... openat resumed>) = 4 [pid 505] close(3 [pid 503] close(3) = 0 [pid 498] ioctl(4, LOOP_CLR_FD [pid 505] <... close resumed>) = 0 [pid 503] close(4 [pid 505] close(4 [pid 498] <... ioctl resumed>) = 0 [pid 498] close(4 [pid 504] <... mount resumed>) = 0 [pid 504] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 504] chdir("./file0") = 0 [pid 504] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 502] <... mount resumed>) = 0 [pid 502] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 502] chdir("./file0") = 0 [pid 502] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 503] <... close resumed>) = 0 [pid 503] mkdir("./file0", 0777) = 0 [pid 503] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 505] <... close resumed>) = 0 [pid 504] <... openat resumed>) = 4 [pid 498] <... close resumed>) = 0 [pid 502] <... openat resumed>) = 4 [pid 505] mkdir("./file0", 0777 [pid 504] ioctl(4, LOOP_CLR_FD [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] <... futex resumed>) = 0 [pid 498] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] <... mkdir resumed>) = 0 [pid 498] <... openat resumed>) = 4 [pid 505] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] <... futex resumed>) = 0 [pid 498] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... write resumed>) = 8 [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] <... futex resumed>) = 0 [pid 498] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... mmap resumed>) = 0x20000000 [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] <... futex resumed>) = 0 [pid 498] write(4, 0x200000c0, 120 [pid 497] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... write resumed>) = 120 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 498] <... futex resumed>) = 0 [pid 497] <... mmap resumed>) = 0x7f2c0619a000 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 497] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[517]}, 88) = 517 [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 497] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 517 attached [pid 517] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 32.853057][ T504] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 32.853754][ T502] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 517] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 502] ioctl(4, LOOP_CLR_FD [pid 517] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 497] <... futex resumed>) = 0 [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 497] <... futex resumed>) = 1 [pid 498] ioctl(-1, ASHMEM_SET_SIZE [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] <... futex resumed>) = 0 [pid 498] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... socket resumed>) = 5 [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] <... futex resumed>) = 0 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 497] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 517] <... futex resumed>) = 1 [ 32.918068][ T498] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 32.932704][ T498] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 32.944815][ T498] EXT4-fs (loop4): This should not happen!! Data will be lost [ 32.944815][ T498] [ 32.954285][ T498] EXT4-fs (loop4): Total free blocks count 0 [ 32.960054][ T498] EXT4-fs (loop4): Free/Dirty block details [pid 517] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 504] <... ioctl resumed>) = 0 [pid 502] <... ioctl resumed>) = 0 [pid 497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 504] close(4 [pid 502] close(4 [pid 497] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... close resumed>) = 0 [pid 502] <... close resumed>) = 0 [pid 497] <... futex resumed>) = 1 [pid 517] <... futex resumed>) = 0 [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 497] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 517] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 517] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... futex resumed>) = 1 [pid 504] <... futex resumed>) = 1 [pid 497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] <... futex resumed>) = 0 [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 496] <... futex resumed>) = 1 [pid 502] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... futex resumed>) = 0 [pid 502] <... openat resumed>) = 4 [pid 500] <... futex resumed>) = 1 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] <... futex resumed>) = 0 [pid 502] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 496] <... futex resumed>) = 0 [pid 502] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... write resumed>) = 8 [pid 504] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 496] <... futex resumed>) = 0 [pid 502] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 496] <... futex resumed>) = 0 [pid 502] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] <... openat resumed>) = 4 [pid 502] <... mmap resumed>) = 0x20000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 502] <... futex resumed>) = 1 [pid 496] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 1 [pid 502] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 496] <... futex resumed>) = 0 [pid 502] write(4, 0x200000c0, 120 [pid 496] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 502] <... write resumed>) = 120 [pid 500] <... futex resumed>) = 0 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 496] <... futex resumed>) = 0 [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 504] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 1 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 496] <... mmap resumed>) = 0x7f2c0619a000 [pid 504] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 502] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 496] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 504] <... write resumed>) = 8 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 496] <... mprotect resumed>) = 0 [pid 504] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 496] rt_sigprocmask(SIG_BLOCK, ~[], [pid 504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] <... futex resumed>) = 0 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 496] <... rt_sigprocmask resumed>[], 8) = 0 [pid 504] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... mount resumed>) = 0 [pid 503] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 503] chdir("./file0" [pid 496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 504] <... mmap resumed>) = 0x20000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 496] <... clone3 resumed> => {parent_tid=[522]}, 88) = 522 [pid 504] <... futex resumed>) = 1 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 496] rt_sigprocmask(SIG_SETMASK, [], [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 500] <... futex resumed>) = 0 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 496] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 496] <... futex resumed>) = 0 [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 496] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 1 [pid 498] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 504] write(4, 0x200000c0, 120 [pid 498] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 504] <... write resumed>) = 120 [pid 500] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 498] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 500] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 497] exit_group(0 [pid 517] <... futex resumed>) = ? [pid 500] <... mprotect resumed>) = 0 [pid 498] <... futex resumed>) = ? [pid 497] <... exit_group resumed>) = ? [pid 498] +++ exited with 0 +++ ./strace-static-x86_64: Process 522 attached [pid 517] +++ exited with 0 +++ [pid 503] <... chdir resumed>) = 0 [pid 500] rt_sigprocmask(SIG_BLOCK, ~[], [pid 497] +++ exited with 0 +++ [pid 522] set_robust_list(0x7f2c061ba9a0, 24 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 522] <... set_robust_list resumed>) = 0 [pid 500] <... rt_sigprocmask resumed>[], 8) = 0 [pid 364] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] write(4, NULL, 120) = -1 EFAULT (Bad address) [ 32.965854][ T498] EXT4-fs (loop4): free_blocks=2415919104 [ 32.971423][ T498] EXT4-fs (loop4): dirty_blocks=16 [ 32.977583][ T498] EXT4-fs (loop4): Block reservation details [ 32.983588][ T498] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 32.999534][ T503] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 522] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 522] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[523]}, 88) = 523 [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./4/binderfs") = 0 [pid 364] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 503] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 503] ioctl(4, LOOP_CLR_FD) = 0 [pid 503] close(4) = 0 [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 503] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 523 attached [pid 523] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 523] write(4, NULL, 120 [pid 502] <... futex resumed>) = 0 [pid 501] <... futex resumed>) = 0 [pid 502] ioctl(-1, ASHMEM_SET_SIZE [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] <... futex resumed>) = 1 [pid 503] <... futex resumed>) = 0 [pid 502] <... futex resumed>) = 1 [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] <... futex resumed>) = 0 [pid 503] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... openat resumed>) = 4 [pid 502] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 496] <... futex resumed>) = 0 [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... futex resumed>) = 1 [pid 502] <... socket resumed>) = 5 [pid 501] <... futex resumed>) = 0 [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 502] <... futex resumed>) = 1 [pid 501] <... futex resumed>) = 0 [pid 496] <... futex resumed>) = 0 [pid 503] <... write resumed>) = 8 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 496] <... futex resumed>) = 0 [pid 503] <... futex resumed>) = 1 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 501] <... futex resumed>) = 0 [pid 496] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... mmap resumed>) = 0x20000000 [pid 501] <... futex resumed>) = 0 [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... futex resumed>) = 0 [pid 501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] write(4, 0x200000c0, 120 [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... write resumed>) = 120 [pid 501] <... futex resumed>) = 0 [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 0 [pid 501] <... futex resumed>) = 0 [pid 503] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 501] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[524]}, 88) = 524 [pid 501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 501] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 524] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] <... futex resumed>) = 0 [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = 0 [pid 501] <... futex resumed>) = 1 [pid 503] ioctl(-1, ASHMEM_SET_SIZE [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 501] <... futex resumed>) = 0 [pid 503] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 501] <... futex resumed>) = 0 [pid 503] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... socket resumed>) = 5 [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 501] <... futex resumed>) = 0 [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 501] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 501] <... futex resumed>) = 0 [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 501] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 524] <... futex resumed>) = 1 [ 33.020897][ T505] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 33.033445][ T502] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 33.039412][ T503] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 524] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] <... write resumed>) = -1 EFAULT (Bad address) [pid 505] <... mount resumed>) = 0 [pid 500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 504] <... futex resumed>) = 0 [pid 496] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 501] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 496] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 0 [pid 501] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 1 [pid 524] <... futex resumed>) = 0 [pid 522] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 501] <... futex resumed>) = 1 [pid 496] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 522] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 501] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 522] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 1 [pid 496] <... futex resumed>) = 0 [pid 524] <... futex resumed>) = 1 [pid 522] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 501] <... futex resumed>) = 0 [pid 524] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] <... futex resumed>) = 0 [pid 505] <... openat resumed>) = 3 [ 33.063896][ T503] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.069812][ T502] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.077373][ T503] EXT4-fs (loop0): This should not happen!! Data will be lost [ 33.077373][ T503] [ 33.088236][ T502] EXT4-fs (loop3): This should not happen!! Data will be lost [ 33.088236][ T502] [ 33.100799][ T503] EXT4-fs (loop0): Total free blocks count 0 [ 33.107599][ T502] EXT4-fs (loop3): Total free blocks count 0 [pid 504] ioctl(-1, ASHMEM_SET_SIZE [pid 523] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] chdir("./file0" [pid 504] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 505] <... chdir resumed>) = 0 [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 504] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=39000000} [pid 504] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [ 33.113896][ T503] EXT4-fs (loop0): Free/Dirty block details [ 33.118906][ T502] EXT4-fs (loop3): Free/Dirty block details [ 33.125618][ T503] EXT4-fs (loop0): free_blocks=2415919104 [ 33.130958][ T502] EXT4-fs (loop3): free_blocks=2415919104 [ 33.137190][ T503] EXT4-fs (loop0): dirty_blocks=16 [ 33.141568][ T502] EXT4-fs (loop3): dirty_blocks=16 [ 33.148108][ T503] EXT4-fs (loop0): Block reservation details [ 33.151613][ T502] EXT4-fs (loop3): Block reservation details [ 33.158172][ T503] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 500] <... futex resumed>) = 0 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 500] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 504] <... futex resumed>) = 0 [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 500] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 503] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 503] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 503] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 503] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 502] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 502] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 502] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] exit_group(0 [pid 522] <... futex resumed>) = ? [pid 496] <... exit_group resumed>) = ? [pid 522] +++ exited with 0 +++ [pid 502] <... futex resumed>) = ? [pid 502] +++ exited with 0 +++ [pid 496] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./4/binderfs") = 0 [pid 363] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 501] exit_group(0 [pid 524] <... futex resumed>) = ? [pid 503] <... futex resumed>) = ? [pid 501] <... exit_group resumed>) = ? [pid 524] +++ exited with 0 +++ [pid 503] +++ exited with 0 +++ [pid 501] +++ exited with 0 +++ [pid 505] <... openat resumed>) = 4 [pid 364] <... umount2 resumed>) = 0 [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 505] ioctl(4, LOOP_CLR_FD [pid 364] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./4/file0") = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./4") = 0 [pid 364] mkdir("./5", 0777) = 0 [ 33.163325][ T502] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 33.175527][ T504] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 33.190192][ T504] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.205604][ T504] EXT4-fs (loop2): This should not happen!! Data will be lost [ 33.205604][ T504] [ 33.215765][ T504] EXT4-fs (loop2): Total free blocks count 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 360] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./4/binderfs") = 0 [pid 360] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 500] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 500] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... futex resumed>) = 0 [pid 523] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 523] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 500] <... futex resumed>) = 0 [pid 523] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 505] <... ioctl resumed>) = 0 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 364] <... openat resumed>) = 3 [pid 363] <... umount2 resumed>) = 0 [pid 505] close(4 [pid 364] ioctl(3, LOOP_CLR_FD [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 363] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 363] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 363] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 363] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] getdents64(4, [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] rmdir("./4/file0" [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... rmdir resumed>) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 363] <... close resumed>) = 0 [pid 363] rmdir("./4" [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] <... rmdir resumed>) = 0 [pid 363] mkdir("./5", 0777) = 0 [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 504] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 504] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 504] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] exit_group(0 [pid 523] <... futex resumed>) = ? [pid 504] <... futex resumed>) = ? [pid 500] <... exit_group resumed>) = ? [pid 523] +++ exited with 0 +++ [pid 504] +++ exited with 0 +++ [pid 500] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 362] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 362] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./4/binderfs") = 0 [pid 362] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = 0 [pid 505] <... close resumed>) = 0 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] <... openat resumed>) = 3 [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 505] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 364] close(3 [pid 363] ioctl(3, LOOP_CLR_FD [pid 505] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 360] newfstatat(AT_FDCWD, "./4/file0", [pid 505] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 505] <... openat resumed>) = 4 [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 505] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 360] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 505] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 499] <... futex resumed>) = 0 [pid 360] <... openat resumed>) = 4 [pid 505] <... write resumed>) = 8 [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] newfstatat(4, "", [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 505] <... futex resumed>) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 505] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] getdents64(4, [pid 505] <... mmap resumed>) = 0x20000000 [pid 499] <... futex resumed>) = 0 [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 505] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] getdents64(4, [pid 505] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 360] close(4 [pid 505] write(4, 0x200000c0, 120 [pid 499] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... close resumed>) = 0 [pid 505] <... write resumed>) = 120 [pid 499] <... futex resumed>) = 0 [pid 360] rmdir("./4/file0" [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 505] <... futex resumed>) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 505] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] <... mmap resumed>) = 0x7f2c0619a000 [pid 360] getdents64(3, [pid 499] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [pid 360] close(3 [pid 499] <... rt_sigprocmask resumed>[], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 360] <... close resumed>) = 0 [pid 360] rmdir("./4"./strace-static-x86_64: Process 526 attached [pid 499] <... clone3 resumed> => {parent_tid=[526]}, 88) = 526 [pid 526] set_robust_list(0x7f2c061ba9a0, 24 [pid 499] rt_sigprocmask(SIG_SETMASK, [], [pid 526] <... set_robust_list resumed>) = 0 [pid 499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] rt_sigprocmask(SIG_SETMASK, [], [pid 499] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 499] <... futex resumed>) = 0 [pid 526] write(4, NULL, 120 [pid 499] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... rmdir resumed>) = 0 [ 33.221603][ T504] EXT4-fs (loop2): Free/Dirty block details [ 33.227321][ T504] EXT4-fs (loop2): free_blocks=2415919104 [ 33.232905][ T504] EXT4-fs (loop2): dirty_blocks=16 [ 33.237788][ T504] EXT4-fs (loop2): Block reservation details [ 33.244084][ T504] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 360] mkdir("./5", 0777 [pid 526] <... write resumed>) = -1 EFAULT (Bad address) [pid 526] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 526] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = 1 [pid 505] ioctl(-1, ASHMEM_SET_SIZE [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 505] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 505] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] <... socket resumed>) = 5 [pid 360] <... mkdir resumed>) = 0 [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 505] <... futex resumed>) = 1 [pid 499] <... futex resumed>) = 0 [pid 505] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 499] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 499] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = 1 [pid 526] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [ 33.299208][ T505] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 33.314296][ T505] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.326281][ T505] EXT4-fs (loop1): This should not happen!! Data will be lost [ 33.326281][ T505] [ 33.335852][ T505] EXT4-fs (loop1): Total free blocks count 0 [ 33.341763][ T505] EXT4-fs (loop1): Free/Dirty block details [pid 499] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 526] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 526] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... umount2 resumed>) = 0 [pid 363] close(3 [pid 362] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... close resumed>) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] newfstatat(AT_FDCWD, "./4/file0", [pid 364] <... close resumed>) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... openat resumed>) = 3 [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 527 [pid 362] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./4/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./4" [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... rmdir resumed>) = 0 [pid 360] ioctl(3, LOOP_CLR_FD [pid 362] mkdir("./5", 0777./strace-static-x86_64: Process 527 attached [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 362] <... mkdir resumed>) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 527] set_robust_list(0x5555565f2760, 24 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 528 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 527] <... set_robust_list resumed>) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 362] <... openat resumed>) = 3 [pid 360] close(3 [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 362] close(3 [pid 527] chdir("./5" [pid 362] <... close resumed>) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... close resumed>) = 0 [pid 527] <... chdir resumed>) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 529 [pid 527] <... prctl resumed>) = 0 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 530 [pid 527] setpgid(0, 0) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- ./strace-static-x86_64: Process 529 attached [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 527] <... openat resumed>) = 3 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 529] set_robust_list(0x5555565f2760, 24 [pid 527] write(3, "1000", 4./strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x5555565f2760, 24) = 0 [pid 530] chdir("./5") = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 530] setpgid(0, 0) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 528 attached ) = 3 [pid 528] set_robust_list(0x5555565f2760, 24) = 0 [pid 528] chdir("./5" [pid 530] write(3, "1000", 4 [pid 528] <... chdir resumed>) = 0 [pid 530] <... write resumed>) = 4 [pid 530] close(3 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 530] <... close resumed>) = 0 [pid 528] <... prctl resumed>) = 0 [pid 530] symlink("/dev/binderfs", "./binderfs" [pid 528] setpgid(0, 0 [pid 530] <... symlink resumed>) = 0 [pid 528] <... setpgid resumed>) = 0 [pid 527] <... write resumed>) = 4 [pid 527] close(3) = 0 [pid 527] symlink("/dev/binderfs", "./binderfs" [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 527] <... symlink resumed>) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 530] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 527] <... futex resumed>) = 0 [pid 528] write(3, "1000", 4) = 4 [pid 527] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 527] <... rt_sigaction resumed>NULL, 8) = 0 [pid 528] close(3 [pid 530] <... futex resumed>) = 0 [pid 528] <... close resumed>) = 0 [pid 527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 530] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 527] <... mmap resumed>) = 0x7f2c061bb000 [pid 530] <... rt_sigaction resumed>NULL, 8) = 0 [pid 527] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 527] <... mprotect resumed>) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 528] symlink("/dev/binderfs", "./binderfs" [pid 530] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 528] <... symlink resumed>) = 0 [pid 527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 530] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 530] rt_sigprocmask(SIG_BLOCK, ~[], [pid 528] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 527] <... clone3 resumed> => {parent_tid=[531]}, 88) = 531 [pid 527] rt_sigprocmask(SIG_SETMASK, [], [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 530] <... rt_sigprocmask resumed>[], 8) = 0 [pid 528] <... futex resumed>) = 0 [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 527] <... futex resumed>) = 0 [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 528] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 530] <... clone3 resumed> => {parent_tid=[532]}, 88) = 532 [pid 528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 530] rt_sigprocmask(SIG_SETMASK, [], [pid 528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... mmap resumed>) = 0x7f2c061bb000 [pid 530] <... futex resumed>) = 0 [pid 528] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 532 attached ./strace-static-x86_64: Process 531 attached [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 529] <... set_robust_list resumed>) = 0 [pid 528] <... mprotect resumed>) = 0 [pid 532] set_robust_list(0x7f2c061db9a0, 24 [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 532] <... set_robust_list resumed>) = 0 [pid 528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 505] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 532] memfd_create("syzkaller", 0 [pid 528] <... clone3 resumed> => {parent_tid=[533]}, 88) = 533 [pid 505] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 532] <... memfd_create resumed>) = 3 [pid 528] rt_sigprocmask(SIG_SETMASK, [], [pid 505] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 532] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 505] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... mmap resumed>) = 0x7f2bfddbb000 [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 499] exit_group(0 [pid 529] chdir("./5" [pid 526] <... futex resumed>) = ? [pid 499] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 533 attached [pid 531] set_robust_list(0x7f2c061db9a0, 24 [pid 529] <... chdir resumed>) = 0 [pid 528] <... futex resumed>) = 0 [pid 526] +++ exited with 0 +++ [pid 505] +++ exited with 0 +++ [pid 499] +++ exited with 0 +++ [pid 533] set_robust_list(0x7f2c061db9a0, 24 [pid 531] <... set_robust_list resumed>) = 0 [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 533] <... set_robust_list resumed>) = 0 [pid 531] rt_sigprocmask(SIG_SETMASK, [], [pid 529] <... prctl resumed>) = 0 [pid 533] rt_sigprocmask(SIG_SETMASK, [], [pid 532] 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"..., 1048576 [pid 531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 529] setpgid(0, 0 [pid 533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 531] memfd_create("syzkaller", 0) = 3 [pid 529] <... setpgid resumed>) = 0 [pid 531] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 361] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 531] <... mmap resumed>) = 0x7f2bfddbb000 [ 33.347467][ T505] EXT4-fs (loop1): free_blocks=2415919104 [ 33.353583][ T505] EXT4-fs (loop1): dirty_blocks=16 [ 33.362334][ T505] EXT4-fs (loop1): Block reservation details [ 33.368133][ T505] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 533] memfd_create("syzkaller", 0 [pid 532] <... write resumed>) = 1048576 [pid 529] <... openat resumed>) = 3 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 533] <... memfd_create resumed>) = 3 [pid 532] munmap(0x7f2bfddbb000, 138412032 [pid 529] write(3, "1000", 4 [pid 361] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 533] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 532] <... munmap resumed>) = 0 [pid 531] 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"..., 1048576 [pid 529] <... write resumed>) = 4 [pid 361] <... openat resumed>) = 3 [pid 533] <... mmap resumed>) = 0x7f2bfddbb000 [pid 532] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 529] close(3 [pid 361] newfstatat(3, "", [pid 532] <... openat resumed>) = 4 [pid 529] <... close resumed>) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 532] ioctl(4, LOOP_SET_FD, 3 [pid 529] symlink("/dev/binderfs", "./binderfs" [pid 361] getdents64(3, [pid 529] <... symlink resumed>) = 0 [pid 529] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 529] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 529] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 529] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 529] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[535]}, 88) = 535 [pid 529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 532] <... ioctl resumed>) = 0 [pid 532] close(3) = 0 [pid 532] close(4) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 532] mkdir("./file0", 0777 [pid 361] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 532] <... mkdir resumed>) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 532] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 361] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./4/binderfs") = 0 [pid 361] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 535 attached [pid 533] 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"..., 1048576 [pid 535] set_robust_list(0x7f2c061db9a0, 24 [pid 533] <... write resumed>) = 1048576 [pid 531] <... write resumed>) = 1048576 [pid 535] <... set_robust_list resumed>) = 0 [pid 533] munmap(0x7f2bfddbb000, 138412032 [pid 535] rt_sigprocmask(SIG_SETMASK, [], [pid 533] <... munmap resumed>) = 0 [pid 535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 533] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 535] memfd_create("syzkaller", 0) = 3 [pid 535] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 532] <... mount resumed>) = 0 [pid 531] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 531] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 532] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 532] chdir("./file0") = 0 [pid 532] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 535] 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"..., 1048576) = 1048576 [pid 535] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 535] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 532] <... openat resumed>) = 4 [pid 361] <... umount2 resumed>) = 0 [pid 532] ioctl(4, LOOP_CLR_FD) = 0 [pid 532] close(4) = 0 [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 530] <... futex resumed>) = 0 [pid 532] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... openat resumed>) = 4 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... write resumed>) = 8 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... openat resumed>) = 4 [pid 532] <... mmap resumed>) = 0x20000000 [pid 531] <... openat resumed>) = 4 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] ioctl(4, LOOP_SET_FD, 3 [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] write(4, 0x200000c0, 120 [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... write resumed>) = 120 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 530] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 530] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[538]}, 88) = 538 [pid 530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 530] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 530] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 538 attached [pid 538] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 538] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 538] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] <... futex resumed>) = 0 [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = 1 [pid 532] ioctl(-1, ASHMEM_SET_SIZE [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 530] <... futex resumed>) = 0 [pid 532] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... socket resumed>) = 5 [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 530] <... futex resumed>) = 0 [pid 532] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 530] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 530] <... futex resumed>) = 0 [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 530] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 538] <... futex resumed>) = 1 [pid 533] ioctl(4, LOOP_SET_FD, 3 [pid 361] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./4/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./4") = 0 [pid 361] mkdir("./5", 0777) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 538] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] <... ioctl resumed>) = 0 [pid 531] close(3) = 0 [ 33.434648][ T532] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 33.460731][ T532] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 531] close(4 [pid 535] <... openat resumed>) = 4 [pid 535] ioctl(4, LOOP_SET_FD, 3 [pid 533] <... ioctl resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 533] close(3 [pid 361] ioctl(3, LOOP_CLR_FD [pid 533] <... close resumed>) = 0 [pid 533] close(4 [pid 530] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 530] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = 1 [pid 538] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 530] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 538] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 538] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 530] <... futex resumed>) = 0 [pid 538] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] <... close resumed>) = 0 [pid 531] mkdir("./file0", 0777) = 0 [pid 531] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 535] <... ioctl resumed>) = 0 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] close(3 [pid 535] close(3) = 0 [pid 535] close(4 [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 532] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 532] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 532] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 532] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 530] exit_group(0 [pid 538] <... futex resumed>) = ? [pid 530] <... exit_group resumed>) = ? [pid 538] +++ exited with 0 +++ [pid 532] <... futex resumed>) = ? [pid 532] +++ exited with 0 +++ [pid 530] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./5/binderfs") = 0 [pid 360] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 533] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 533] mkdir("./file0", 0777 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 542 [pid 533] <... mkdir resumed>) = 0 [pid 533] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue"./strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x5555565f2760, 24) = 0 [pid 542] chdir("./5") = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 542] symlink("/dev/binderfs", "./binderfs") = 0 [ 33.475326][ T532] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.487566][ T532] EXT4-fs (loop0): This should not happen!! Data will be lost [ 33.487566][ T532] [ 33.497423][ T532] EXT4-fs (loop0): Total free blocks count 0 [ 33.503439][ T532] EXT4-fs (loop0): Free/Dirty block details [ 33.509263][ T532] EXT4-fs (loop0): free_blocks=2415919104 [ 33.515179][ T532] EXT4-fs (loop0): dirty_blocks=16 [ 33.520102][ T532] EXT4-fs (loop0): Block reservation details [ 33.525944][ T532] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 542] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 542] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 543 attached [pid 543] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] <... clone3 resumed> => {parent_tid=[543]}, 88) = 543 [pid 542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 543] <... futex resumed>) = 0 [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 543] memfd_create("syzkaller", 0) = 3 [pid 543] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 543] 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"..., 1048576) = 1048576 [pid 543] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 543] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 535] <... close resumed>) = 0 [pid 535] mkdir("./file0", 0777) = 0 [pid 535] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 543] <... openat resumed>) = 4 [pid 543] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 543] close(3) = 0 [pid 543] close(4 [pid 533] <... mount resumed>) = 0 [pid 531] <... mount resumed>) = 0 [pid 531] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 531] chdir("./file0") = 0 [pid 533] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 531] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 533] <... openat resumed>) = 3 [pid 543] <... close resumed>) = 0 [pid 533] chdir("./file0" [pid 543] mkdir("./file0", 0777 [pid 360] <... umount2 resumed>) = 0 [pid 543] <... mkdir resumed>) = 0 [pid 543] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 360] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 533] <... chdir resumed>) = 0 [pid 533] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./5/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./5") = 0 [pid 360] mkdir("./6", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 535] <... mount resumed>) = 0 [pid 535] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 535] chdir("./file0") = 0 [pid 535] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 531] <... openat resumed>) = 4 [pid 360] <... openat resumed>) = 3 [pid 531] ioctl(4, LOOP_CLR_FD [pid 360] ioctl(3, LOOP_CLR_FD [ 33.622782][ T533] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 33.622938][ T531] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 33.654148][ T535] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [pid 535] ioctl(4, LOOP_CLR_FD [pid 533] <... openat resumed>) = 4 [pid 535] <... ioctl resumed>) = 0 [pid 533] ioctl(4, LOOP_CLR_FD [pid 531] <... ioctl resumed>) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 535] close(4 [pid 533] <... ioctl resumed>) = 0 [pid 535] <... close resumed>) = 0 [pid 533] close(4 [pid 531] close(4 [pid 360] close(3 [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... close resumed>) = 0 [pid 535] <... futex resumed>) = 1 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... futex resumed>) = 1 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 535] <... openat resumed>) = 4 [pid 533] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 531] <... close resumed>) = 0 [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... close resumed>) = 0 [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... openat resumed>) = 4 [pid 535] <... futex resumed>) = 1 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... futex resumed>) = 1 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 535] <... write resumed>) = 8 [pid 533] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... write resumed>) = 8 [pid 535] <... futex resumed>) = 1 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... futex resumed>) = 1 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 535] <... mmap resumed>) = 0x20000000 [pid 533] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... mmap resumed>) = 0x20000000 [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 535] <... futex resumed>) = 1 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... futex resumed>) = 1 [pid 529] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... futex resumed>) = 1 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] write(4, 0x200000c0, 120 [pid 533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 535] <... write resumed>) = 120 [pid 533] write(4, 0x200000c0, 120 [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... write resumed>) = 120 [pid 529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 528] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = 0 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... mmap resumed>) = 0x7f2c0619a000 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... futex resumed>) = 0 [pid 529] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 528] <... mmap resumed>) = 0x7f2c0619a000 [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... mprotect resumed>) = 0 [pid 528] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 529] rt_sigprocmask(SIG_BLOCK, ~[], [pid 528] <... mprotect resumed>) = 0 [pid 529] <... rt_sigprocmask resumed>[], 8) = 0 [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 529] <... clone3 resumed> => {parent_tid=[552]}, 88) = 552 [pid 529] rt_sigprocmask(SIG_SETMASK, [], [pid 528] <... clone3 resumed> => {parent_tid=[553]}, 88) = 553 [pid 529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 528] rt_sigprocmask(SIG_SETMASK, [], [pid 529] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 528] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 555 attached ./strace-static-x86_64: Process 552 attached [pid 531] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 527] <... futex resumed>) = 0 [pid 553] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 553] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 528] <... futex resumed>) = 0 [pid 553] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = 0 [pid 528] <... futex resumed>) = 1 [pid 533] ioctl(-1, ASHMEM_SET_SIZE [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 528] <... futex resumed>) = 0 [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] <... futex resumed>) = 0 [pid 533] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] <... socket resumed>) = 5 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 528] <... futex resumed>) = 0 [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 528] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 528] <... futex resumed>) = 0 [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 528] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 552] set_robust_list(0x7f2c061ba9a0, 24 [pid 531] <... openat resumed>) = 4 [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 555 [pid 555] set_robust_list(0x5555565f2760, 24) = 0 [pid 555] chdir("./6") = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 555] setpgid(0, 0) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 555] symlink("/dev/binderfs", "./binderfs") = 0 [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... set_robust_list resumed>) = 0 [pid 531] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 0 [pid 555] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 555] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 555] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 555] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[556]}, 88) = 556 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 543] <... mount resumed>) = 0 [pid 543] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] rt_sigprocmask(SIG_SETMASK, [], [pid 531] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 543] <... openat resumed>) = 3 [pid 543] chdir("./file0" [pid 531] <... write resumed>) = 8 [pid 552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 527] <... futex resumed>) = 0 [pid 552] write(4, NULL, 120 [pid 531] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] <... write resumed>) = -1 EFAULT (Bad address) [pid 527] <... futex resumed>) = 0 [pid 531] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... mmap resumed>) = 0x20000000 [pid 543] <... chdir resumed>) = 0 [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = 1 [pid 531] <... futex resumed>) = 1 [pid 552] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 0 [pid 531] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] <... futex resumed>) = 1 [pid 527] <... futex resumed>) = 0 [pid 535] ioctl(-1, ASHMEM_SET_SIZE [pid 531] write(4, 0x200000c0, 120 [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 527] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] <... write resumed>) = 120 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = 0 [pid 531] <... futex resumed>) = 0 [pid 529] <... futex resumed>) = 1 [pid 527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 535] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 531] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 527] <... mmap resumed>) = 0x7f2c0619a000 [pid 535] <... socket resumed>) = 5 [pid 527] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 543] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 529] <... futex resumed>) = 0 [pid 527] <... mprotect resumed>) = 0 [pid 529] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 535] <... futex resumed>) = 0 [pid 529] <... futex resumed>) = 1 [pid 527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 529] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 557 attached [pid 527] <... clone3 resumed> => {parent_tid=[557]}, 88) = 557 [pid 543] <... openat resumed>) = 4 [pid 527] rt_sigprocmask(SIG_SETMASK, [], [pid 543] ioctl(4, LOOP_CLR_FD [pid 527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 543] <... ioctl resumed>) = 0 [pid 527] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] close(4 [pid 527] <... futex resumed>) = 0 [pid 543] <... close resumed>) = 0 [pid 527] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 543] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 556 attached [pid 542] <... futex resumed>) = 0 [pid 556] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] rt_sigprocmask(SIG_SETMASK, [], [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... openat resumed>) = 4 [ 33.755607][ T543] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 33.766813][ T533] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 33.788999][ T535] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 557] set_robust_list(0x7f2c061ba9a0, 24 [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 556] memfd_create("syzkaller", 0 [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 556] <... memfd_create resumed>) = 3 [pid 543] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 553] <... futex resumed>) = 0 [pid 543] <... write resumed>) = 8 [pid 542] <... futex resumed>) = 0 [pid 528] <... futex resumed>) = 1 [pid 556] <... mmap resumed>) = 0x7f2bfddbb000 [pid 553] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] <... set_robust_list resumed>) = 0 [pid 556] 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"..., 1048576 [pid 553] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 553] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] <... futex resumed>) = 1 [pid 543] <... mmap resumed>) = 0x20000000 [pid 542] <... futex resumed>) = 0 [pid 528] <... futex resumed>) = 0 [pid 553] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] write(4, 0x200000c0, 120 [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... write resumed>) = 120 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 542] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[558]}, 88) = 558 [pid 542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 542] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 557] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 527] <... futex resumed>) = 0 [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 527] <... futex resumed>) = 1 [pid 531] <... futex resumed>) = 0 [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 531] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 558 attached ) = 1 [pid 527] <... futex resumed>) = 0 [pid 556] <... write resumed>) = 1048576 [pid 556] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 556] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 33.805817][ T533] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.828422][ T535] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.835848][ T533] EXT4-fs (loop4): This should not happen!! Data will be lost [ 33.835848][ T533] [pid 556] ioctl(4, LOOP_SET_FD, 3 [pid 558] set_robust_list(0x7f2c061ba9a0, 24 [pid 531] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... ioctl resumed>) = 0 [pid 556] close(3) = 0 [pid 556] close(4) = 0 [pid 556] mkdir("./file0", 0777) = 0 [pid 556] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 558] <... set_robust_list resumed>) = 0 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] <... futex resumed>) = 0 [pid 558] rt_sigprocmask(SIG_SETMASK, [], [pid 552] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 531] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 529] <... futex resumed>) = 1 [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] ioctl(-1, ASHMEM_SET_SIZE [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 552] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... socket resumed>) = 5 [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 542] <... futex resumed>) = 0 [pid 529] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] write(4, NULL, 120 [pid 552] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... futex resumed>) = 1 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 527] <... futex resumed>) = 0 [pid 558] <... write resumed>) = -1 EFAULT (Bad address) [pid 552] <... futex resumed>) = 0 [pid 558] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 543] <... socket resumed>) = 5 [pid 527] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = 0 [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 558] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 527] <... futex resumed>) = 0 [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 542] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 542] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 542] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 33.846634][ T535] EXT4-fs (loop2): This should not happen!! Data will be lost [ 33.846634][ T535] [ 33.851981][ T533] EXT4-fs (loop4): Total free blocks count 0 [ 33.865910][ T535] EXT4-fs (loop2): Total free blocks count 0 [ 33.866596][ T533] EXT4-fs (loop4): Free/Dirty block details [ 33.872353][ T535] EXT4-fs (loop2): Free/Dirty block details [ 33.886524][ T543] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 527] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 33.887400][ T533] EXT4-fs (loop4): free_blocks=2415919104 [ 33.901386][ T543] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 33.907943][ T531] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 33.918776][ T543] EXT4-fs (loop1): This should not happen!! Data will be lost [ 33.918776][ T543] [ 33.934460][ T533] EXT4-fs (loop4): dirty_blocks=16 [ 33.942831][ T543] EXT4-fs (loop1): Total free blocks count 0 [pid 542] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 527] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 1 [pid 557] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 527] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 557] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 527] <... futex resumed>) = 0 [pid 557] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 558] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 558] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 556] <... mount resumed>) = 0 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 33.948742][ T535] EXT4-fs (loop2): free_blocks=2415919104 [ 33.953613][ T543] EXT4-fs (loop1): Free/Dirty block details [ 33.961694][ T533] EXT4-fs (loop4): Block reservation details [ 33.964756][ T543] EXT4-fs (loop1): free_blocks=2415919104 [ 33.972732][ T533] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 33.976548][ T556] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 33.983173][ T535] EXT4-fs (loop2): dirty_blocks=16 [ 33.990825][ T543] EXT4-fs (loop1): dirty_blocks=16 [pid 556] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 556] chdir("./file0" [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 556] <... chdir resumed>) = 0 [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 556] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 556] <... openat resumed>) = 4 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 556] ioctl(4, LOOP_CLR_FD [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 556] <... ioctl resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 556] close(4 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [ 33.996770][ T531] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 34.000424][ T543] EXT4-fs (loop1): Block reservation details [ 34.013508][ T531] EXT4-fs (loop3): This should not happen!! Data will be lost [ 34.013508][ T531] [ 34.018471][ T543] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 34.033524][ T535] EXT4-fs (loop2): Block reservation details [ 34.039590][ T535] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 34.045856][ T531] EXT4-fs (loop3): Total free blocks count 0 [pid 556] <... close resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 556] <... futex resumed>) = 1 [pid 555] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 556] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 555] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 556] <... openat resumed>) = 4 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 556] <... futex resumed>) = 1 [pid 555] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 556] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 556] <... write resumed>) = 8 [pid 555] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 533] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 556] <... futex resumed>) = 0 [pid 555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 533] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 556] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 535] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 533] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 556] <... mmap resumed>) = 0x20000000 [pid 555] <... futex resumed>) = 0 [pid 543] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 535] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 533] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 535] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 533] <... futex resumed>) = 0 [pid 556] <... futex resumed>) = 0 [pid 555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 535] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] write(4, 0x200000c0, 120 [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 0 [pid 556] <... write resumed>) = 120 [pid 555] <... futex resumed>) = 0 [pid 543] <... futex resumed>) = 0 [pid 535] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 555] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] <... futex resumed>) = 0 [pid 555] <... futex resumed>) = 0 [pid 542] exit_group(0 [pid 558] <... futex resumed>) = ? [pid 556] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 543] <... futex resumed>) = ? [pid 542] <... exit_group resumed>) = ? [pid 528] exit_group(0 [pid 558] +++ exited with 0 +++ [pid 555] <... mmap resumed>) = 0x7f2c0619a000 [pid 553] <... futex resumed>) = ? [pid 543] +++ exited with 0 +++ [pid 542] +++ exited with 0 +++ [pid 533] <... futex resumed>) = ? [pid 528] <... exit_group resumed>) = ? [pid 555] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 553] +++ exited with 0 +++ [pid 533] +++ exited with 0 +++ [pid 528] +++ exited with 0 +++ [pid 555] <... mprotect resumed>) = 0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=1, si_stime=9} --- [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 555] rt_sigprocmask(SIG_BLOCK, ~[], [pid 529] exit_group(0 [pid 361] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] <... rt_sigprocmask resumed>[], 8) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 361] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 555] <... clone3 resumed> => {parent_tid=[562]}, 88) = 562 [pid 361] newfstatat(3, "", [pid 555] rt_sigprocmask(SIG_SETMASK, [], [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 361] getdents64(3, [pid 555] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 555] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 535] <... futex resumed>) = ? [pid 529] <... exit_group resumed>) = ? [pid 361] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] +++ exited with 0 +++ [pid 535] +++ exited with 0 +++ [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./5/binderfs", [pid 364] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] unlink("./5/binderfs" [pid 364] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] <... unlink resumed>) = 0 [pid 529] +++ exited with 0 +++ [pid 364] <... openat resumed>) = 3 [pid 361] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] newfstatat(3, "", [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] restart_syscall(<... resuming interrupted clone ...> [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... restart_syscall resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] unlink("./5/binderfs" [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... unlink resumed>) = 0 [pid 362] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... openat resumed>) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./5/binderfs") = 0 [pid 362] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 562 attached [pid 562] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 562] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 555] <... futex resumed>) = 0 [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... futex resumed>) = 0 [pid 555] <... futex resumed>) = 1 [pid 556] ioctl(-1, ASHMEM_SET_SIZE [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 556] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 555] <... futex resumed>) = 0 [pid 556] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 555] <... futex resumed>) = 0 [pid 556] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 556] <... socket resumed>) = 5 [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 555] <... futex resumed>) = 0 [pid 556] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 555] <... futex resumed>) = 0 [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 555] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 562] <... futex resumed>) = 1 [ 34.052155][ T531] EXT4-fs (loop3): Free/Dirty block details [ 34.058928][ T531] EXT4-fs (loop3): free_blocks=2415919104 [ 34.066197][ T531] EXT4-fs (loop3): dirty_blocks=16 [ 34.085363][ T556] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 34.086659][ T531] EXT4-fs (loop3): Block reservation details [pid 562] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 531] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 531] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 531] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 361] <... umount2 resumed>) = 0 [pid 555] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 0 [pid 555] <... futex resumed>) = 1 [pid 562] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 555] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 562] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 555] <... futex resumed>) = 0 [pid 562] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 361] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./5/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./5") = 0 [pid 361] mkdir("./6", 0777 [pid 527] exit_group(0 [pid 361] <... mkdir resumed>) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 557] <... futex resumed>) = ? [pid 531] <... futex resumed>) = ? [pid 527] <... exit_group resumed>) = ? [pid 531] +++ exited with 0 +++ [pid 557] +++ exited with 0 +++ [pid 527] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./5/binderfs") = 0 [ 34.100269][ T556] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 34.106434][ T531] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 34.118100][ T556] EXT4-fs (loop0): This should not happen!! Data will be lost [ 34.118100][ T556] [ 34.133325][ T556] EXT4-fs (loop0): Total free blocks count 0 [ 34.139937][ T556] EXT4-fs (loop0): Free/Dirty block details [ 34.147180][ T556] EXT4-fs (loop0): free_blocks=2415919104 [pid 363] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 556] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 556] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 556] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 556] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] exit_group(0 [pid 562] <... futex resumed>) = ? [pid 555] <... exit_group resumed>) = ? [pid 562] +++ exited with 0 +++ [pid 556] <... futex resumed>) = ? [pid 556] +++ exited with 0 +++ [pid 555] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./6/binderfs") = 0 [ 34.153081][ T556] EXT4-fs (loop0): dirty_blocks=16 [ 34.158007][ T556] EXT4-fs (loop0): Block reservation details [ 34.163866][ T556] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 360] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = 0 [pid 362] <... umount2 resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... openat resumed>) = 3 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... umount2 resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] newfstatat(AT_FDCWD, "./6/file0", [pid 363] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] newfstatat(AT_FDCWD, "./5/file0", [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] newfstatat(AT_FDCWD, "./5/file0", [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] close(3 [pid 362] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... close resumed>) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./5/file0") = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./5") = 0 [pid 364] mkdir("./6", 0777) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] close(3) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 564 ./strace-static-x86_64: Process 564 attached [pid 564] set_robust_list(0x5555565f2760, 24) = 0 [pid 564] chdir("./6") = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 564] setpgid(0, 0) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 564] <... openat resumed>) = 3 [pid 564] write(3, "1000", 4) = 4 [pid 564] close(3) = 0 [pid 564] symlink("/dev/binderfs", "./binderfs") = 0 [pid 564] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 564] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[565]}, 88) = 565 [pid 564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 565 attached [pid 565] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 565] memfd_create("syzkaller", 0 [pid 362] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 565] <... memfd_create resumed>) = 3 [pid 565] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 362] <... openat resumed>) = 4 [pid 360] <... openat resumed>) = 4 [pid 362] newfstatat(4, "", [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 566 [pid 363] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] newfstatat(4, "", [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] getdents64(4, [pid 360] getdents64(4, [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, [pid 363] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] getdents64(4, [pid 363] <... openat resumed>) = 4 [pid 362] close(4 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] <... close resumed>) = 0 [pid 363] newfstatat(4, "", [pid 362] rmdir("./5/file0" [pid 360] close(4 [pid 362] <... rmdir resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, [pid 360] rmdir("./6/file0" [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x5555565f2760, 24 [pid 360] <... rmdir resumed>) = 0 [pid 363] getdents64(4, [pid 362] close(3 [pid 360] getdents64(3, [pid 362] <... close resumed>) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] rmdir("./5" [pid 566] <... set_robust_list resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 566] chdir("./6") = 0 [pid 362] <... rmdir resumed>) = 0 [pid 360] close(3 [pid 363] getdents64(4, [pid 362] mkdir("./6", 0777 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] <... close resumed>) = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 566] setpgid(0, 0) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 363] close(4 [pid 360] rmdir("./6" [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 363] <... close resumed>) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 363] rmdir("./5/file0" [pid 360] mkdir("./7", 0777 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] <... mkdir resumed>) = 0 [pid 362] ioctl(3, LOOP_CLR_FD [pid 363] <... rmdir resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 566] <... openat resumed>) = 3 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3) = 0 [pid 362] close(3 [pid 360] <... openat resumed>) = 3 [pid 363] getdents64(3, [pid 362] <... close resumed>) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] ioctl(3, LOOP_CLR_FD [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 566] symlink("/dev/binderfs", "./binderfs") = 0 [pid 363] close(3 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 567 [pid 360] close(3 [pid 363] <... close resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 363] rmdir("./5" [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 566] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 566] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 566] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 363] <... rmdir resumed>) = 0 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 568 [pid 363] mkdir("./6", 0777 [pid 566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[569]}, 88) = 569 [pid 363] <... mkdir resumed>) = 0 [pid 566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x5555565f2760, 24) = 0 [pid 567] chdir("./6" [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 570 [pid 567] <... chdir resumed>) = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 567] setpgid(0, 0) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 567] write(3, "1000", 4./strace-static-x86_64: Process 570 attached ./strace-static-x86_64: Process 569 attached ./strace-static-x86_64: Process 568 attached [pid 565] 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"..., 1048576 [pid 570] set_robust_list(0x5555565f2760, 24 [pid 569] set_robust_list(0x7f2c061db9a0, 24 [pid 568] set_robust_list(0x5555565f2760, 24 [pid 567] <... write resumed>) = 4 [pid 565] <... write resumed>) = 1048576 [pid 570] <... set_robust_list resumed>) = 0 [pid 568] <... set_robust_list resumed>) = 0 [pid 567] close(3 [pid 570] chdir("./6" [pid 569] <... set_robust_list resumed>) = 0 [pid 568] chdir("./7" [pid 567] <... close resumed>) = 0 [pid 570] <... chdir resumed>) = 0 [pid 568] <... chdir resumed>) = 0 [pid 567] symlink("/dev/binderfs", "./binderfs" [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 569] rt_sigprocmask(SIG_SETMASK, [], [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 567] <... symlink resumed>) = 0 [pid 565] munmap(0x7f2bfddbb000, 138412032 [pid 570] <... prctl resumed>) = 0 [pid 568] <... prctl resumed>) = 0 [pid 567] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] setpgid(0, 0 [pid 568] setpgid(0, 0 [pid 567] <... futex resumed>) = 0 [pid 569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 570] <... setpgid resumed>) = 0 [pid 569] memfd_create("syzkaller", 0 [pid 568] <... setpgid resumed>) = 0 [pid 567] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 567] <... rt_sigaction resumed>NULL, 8) = 0 [pid 569] <... memfd_create resumed>) = 3 [pid 565] <... munmap resumed>) = 0 [pid 570] <... openat resumed>) = 3 [pid 569] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 568] <... openat resumed>) = 3 [pid 567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 565] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 569] <... mmap resumed>) = 0x7f2bfddbb000 [pid 570] write(3, "1000", 4 [pid 568] write(3, "1000", 4 [pid 567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 570] <... write resumed>) = 4 [pid 568] <... write resumed>) = 4 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 570] close(3 [pid 568] close(3 [pid 567] <... mmap resumed>) = 0x7f2c061bb000 [pid 570] <... close resumed>) = 0 [pid 568] <... close resumed>) = 0 [pid 567] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 570] symlink("/dev/binderfs", "./binderfs" [pid 568] symlink("/dev/binderfs", "./binderfs" [pid 567] <... mprotect resumed>) = 0 [pid 570] <... symlink resumed>) = 0 [pid 568] <... symlink resumed>) = 0 [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 570] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 570] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 0 [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 570] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 568] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 570] <... rt_sigaction resumed>NULL, 8) = 0 [pid 568] <... rt_sigaction resumed>NULL, 8) = 0 [pid 567] <... clone3 resumed> => {parent_tid=[571]}, 88) = 571 [pid 570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 567] rt_sigprocmask(SIG_SETMASK, [], [pid 570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... mmap resumed>) = 0x7f2c061bb000 [pid 568] <... mmap resumed>) = 0x7f2c061bb000 [pid 567] <... futex resumed>) = 0 [pid 570] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 568] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 570] <... mprotect resumed>) = 0 [pid 568] <... mprotect resumed>) = 0 [pid 570] rt_sigprocmask(SIG_BLOCK, ~[], [pid 568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 570] <... rt_sigprocmask resumed>[], 8) = 0 [pid 568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 570] <... clone3 resumed> => {parent_tid=[573]}, 88) = 573 [pid 568] <... clone3 resumed> => {parent_tid=[572]}, 88) = 572 [pid 570] rt_sigprocmask(SIG_SETMASK, [], [pid 568] rt_sigprocmask(SIG_SETMASK, [], [pid 570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 0 [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 571 attached ./strace-static-x86_64: Process 572 attached [pid 572] set_robust_list(0x7f2c061db9a0, 24 [pid 571] set_robust_list(0x7f2c061db9a0, 24 [pid 572] <... set_robust_list resumed>) = 0 [pid 571] <... set_robust_list resumed>) = 0 [pid 572] rt_sigprocmask(SIG_SETMASK, [], [pid 571] rt_sigprocmask(SIG_SETMASK, [], [pid 572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 572] memfd_create("syzkaller", 0 [pid 571] memfd_create("syzkaller", 0) = 3 [pid 572] <... memfd_create resumed>) = 3 [pid 572] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 571] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 572] <... mmap resumed>) = 0x7f2bfddbb000 [pid 571] <... mmap resumed>) = 0x7f2bfddbb000 [pid 569] 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"..., 1048576 [pid 565] <... openat resumed>) = 4 [pid 565] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 573] memfd_create("syzkaller", 0) = 3 [pid 573] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 565] <... ioctl resumed>) = 0 [pid 565] close(3) = 0 [pid 565] close(4 [pid 569] <... write resumed>) = 1048576 [pid 569] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 569] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 573] 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"..., 1048576 [pid 571] 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"..., 1048576 [pid 572] 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"..., 1048576) = 1048576 [pid 572] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 572] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 571] <... write resumed>) = 1048576 [pid 571] munmap(0x7f2bfddbb000, 138412032 [pid 573] <... write resumed>) = 1048576 [pid 573] munmap(0x7f2bfddbb000, 138412032 [pid 571] <... munmap resumed>) = 0 [pid 571] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 573] <... munmap resumed>) = 0 [pid 573] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 569] <... openat resumed>) = 4 [pid 565] <... close resumed>) = 0 [pid 569] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 565] mkdir("./file0", 0777 [pid 573] <... openat resumed>) = 4 [pid 572] <... openat resumed>) = 4 [pid 569] close(3) = 0 [pid 569] close(4 [pid 565] <... mkdir resumed>) = 0 [pid 573] ioctl(4, LOOP_SET_FD, 3 [pid 572] ioctl(4, LOOP_SET_FD, 3 [pid 571] <... openat resumed>) = 4 [pid 565] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 571] ioctl(4, LOOP_SET_FD, 3 [pid 569] <... close resumed>) = 0 [pid 569] mkdir("./file0", 0777) = 0 [pid 569] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 565] <... mount resumed>) = 0 [pid 565] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 565] chdir("./file0") = 0 [pid 565] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 572] <... ioctl resumed>) = 0 [pid 573] <... ioctl resumed>) = 0 [pid 572] close(3 [pid 571] <... ioctl resumed>) = 0 [pid 565] <... openat resumed>) = 4 [pid 573] close(3 [pid 571] close(3 [pid 573] <... close resumed>) = 0 [pid 572] <... close resumed>) = 0 [pid 571] <... close resumed>) = 0 [pid 565] ioctl(4, LOOP_CLR_FD [pid 573] close(4 [pid 571] close(4 [pid 573] <... close resumed>) = 0 [pid 571] <... close resumed>) = 0 [pid 573] mkdir("./file0", 0777 [pid 571] mkdir("./file0", 0777 [pid 573] <... mkdir resumed>) = 0 [pid 572] close(4 [pid 571] <... mkdir resumed>) = 0 [pid 565] <... ioctl resumed>) = 0 [pid 572] <... close resumed>) = 0 [pid 565] close(4 [pid 572] mkdir("./file0", 0777 [pid 573] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 571] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 565] <... close resumed>) = 0 [pid 572] <... mkdir resumed>) = 0 [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 572] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 565] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... write resumed>) = 8 [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 565] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... mmap resumed>) = 0x20000000 [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 565] write(4, 0x200000c0, 120 [pid 564] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... write resumed>) = 120 [pid 564] <... futex resumed>) = 0 [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 565] <... futex resumed>) = 0 [pid 564] <... mmap resumed>) = 0x7f2c0619a000 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[583]}, 88) = 583 [pid 564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 564] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 583 attached [ 34.522363][ T565] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 583] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 583] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 583] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 583] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = 0 [pid 564] <... futex resumed>) = 1 [pid 565] ioctl(-1, ASHMEM_SET_SIZE [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 565] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... socket resumed>) = 5 [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 564] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 569] <... mount resumed>) = 0 [pid 569] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 569] chdir("./file0") = 0 [pid 569] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 569] ioctl(4, LOOP_CLR_FD) = 0 [ 34.581663][ T565] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 34.597209][ T565] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 34.597327][ T569] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 34.609561][ T565] EXT4-fs (loop4): This should not happen!! Data will be lost [ 34.609561][ T565] [pid 569] close(4) = 0 [pid 564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 569] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 573] <... mount resumed>) = 0 [pid 573] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 573] chdir("./file0") = 0 [pid 573] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 573] ioctl(4, LOOP_CLR_FD) = 0 [pid 573] close(4 [pid 566] <... futex resumed>) = 0 [pid 564] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = 1 [ 34.628166][ T565] EXT4-fs (loop4): Total free blocks count 0 [ 34.628665][ T571] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 34.634065][ T565] EXT4-fs (loop4): Free/Dirty block details [ 34.647617][ T573] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 34.649092][ T572] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 34.666127][ T565] EXT4-fs (loop4): free_blocks=2415919104 [ 34.671745][ T565] EXT4-fs (loop4): dirty_blocks=16 [pid 583] <... futex resumed>) = 0 [pid 573] <... close resumed>) = 0 [pid 569] <... futex resumed>) = 0 [pid 566] <... futex resumed>) = 1 [pid 564] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 583] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 583] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 573] <... futex resumed>) = 1 [pid 570] <... futex resumed>) = 0 [pid 583] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 572] <... mount resumed>) = 0 [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 583] <... futex resumed>) = 1 [pid 573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] <... futex resumed>) = 0 [pid 564] <... futex resumed>) = 0 [pid 583] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 573] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 572] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... mount resumed>) = 0 [pid 569] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 573] <... openat resumed>) = 4 [pid 572] <... openat resumed>) = 3 [pid 571] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 569] <... openat resumed>) = 4 [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 569] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 572] chdir("./file0") = 0 [pid 572] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 572] ioctl(4, LOOP_CLR_FD) = 0 [pid 572] close(4) = 0 [pid 571] <... openat resumed>) = 3 [pid 570] <... futex resumed>) = 0 [pid 566] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 571] chdir("./file0" [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... chdir resumed>) = 0 [pid 570] <... futex resumed>) = 1 [pid 566] <... futex resumed>) = 1 [pid 573] <... futex resumed>) = 0 [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] <... futex resumed>) = 0 [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 573] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 572] <... futex resumed>) = 1 [pid 571] <... openat resumed>) = 4 [pid 569] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 568] <... futex resumed>) = 0 [pid 573] <... write resumed>) = 8 [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] ioctl(4, LOOP_CLR_FD [pid 569] <... write resumed>) = 8 [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... ioctl resumed>) = 0 [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 573] <... futex resumed>) = 1 [pid 572] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 571] close(4 [pid 570] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = 1 [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 572] <... openat resumed>) = 4 [pid 571] <... close resumed>) = 0 [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... futex resumed>) = 0 [pid 573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 572] <... futex resumed>) = 0 [pid 571] <... futex resumed>) = 1 [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] <... futex resumed>) = 0 [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 566] <... futex resumed>) = 1 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 573] <... mmap resumed>) = 0x20000000 [pid 572] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 571] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 568] <... futex resumed>) = 0 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... write resumed>) = 8 [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] <... mmap resumed>) = 0x20000000 [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... futex resumed>) = 0 [pid 573] <... futex resumed>) = 1 [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 570] <... futex resumed>) = 0 [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 572] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = 1 [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 573] <... futex resumed>) = 0 [pid 572] <... futex resumed>) = 0 [pid 571] <... openat resumed>) = 4 [pid 570] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 1 [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] write(4, 0x200000c0, 120 [pid 572] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... futex resumed>) = 1 [pid 573] <... write resumed>) = 120 [pid 572] <... mmap resumed>) = 0x20000000 [pid 571] <... futex resumed>) = 1 [pid 570] <... futex resumed>) = 0 [pid 569] write(4, 0x200000c0, 120 [pid 567] <... futex resumed>) = 0 [pid 566] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 569] <... write resumed>) = 120 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = 0 [pid 573] <... futex resumed>) = 0 [pid 572] <... futex resumed>) = 1 [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] <... mmap resumed>) = 0x7f2c0619a000 [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 0 [pid 566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 570] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 569] <... futex resumed>) = 0 [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... mmap resumed>) = 0x7f2c0619a000 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] <... write resumed>) = 8 [pid 570] <... mprotect resumed>) = 0 [pid 572] write(4, 0x200000c0, 120 [pid 568] <... futex resumed>) = 0 [pid 566] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 570] rt_sigprocmask(SIG_BLOCK, ~[], [pid 572] <... write resumed>) = 120 [pid 568] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... mprotect resumed>) = 0 [pid 570] <... rt_sigprocmask resumed>[], 8) = 0 [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 568] <... futex resumed>) = 0 [pid 566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 571] <... futex resumed>) = 1 [pid 567] <... futex resumed>) = 0 [pid 572] <... futex resumed>) = 0 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 570] <... clone3 resumed> => {parent_tid=[590]}, 88) = 590 [pid 567] <... futex resumed>) = 0 [pid 566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 568] <... mmap resumed>) = 0x7f2c0619a000 [pid 571] <... mmap resumed>) = 0x20000000 [pid 570] rt_sigprocmask(SIG_SETMASK, [], [pid 568] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 568] <... mprotect resumed>) = 0 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 590 attached [pid 568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 570] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = 0 [pid 571] <... futex resumed>) = 0 [pid 566] <... clone3 resumed> => {parent_tid=[591]}, 88) = 591 [pid 571] write(4, 0x200000c0, 120 [pid 570] <... futex resumed>) = 0 [pid 568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 567] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] rt_sigprocmask(SIG_SETMASK, [], [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 571] <... write resumed>) = 120 [pid 570] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 567] <... futex resumed>) = 0 [pid 566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 571] <... futex resumed>) = 0 [pid 567] <... mmap resumed>) = 0x7f2c0619a000 [pid 566] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] <... clone3 resumed> => {parent_tid=[592]}, 88) = 592 [pid 567] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 566] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 590] set_robust_list(0x7f2c061ba9a0, 24 [pid 568] rt_sigprocmask(SIG_SETMASK, [], [pid 567] <... mprotect resumed>) = 0 [pid 566] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 590] <... set_robust_list resumed>) = 0 [pid 568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 590] rt_sigprocmask(SIG_SETMASK, [], [pid 568] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- ./strace-static-x86_64: Process 592 attached [pid 590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 568] <... futex resumed>) = 0 [pid 567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 568] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 593 attached ./strace-static-x86_64: Process 591 attached [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 592] set_robust_list(0x7f2c061ba9a0, 24 [pid 590] write(4, NULL, 120 [pid 591] set_robust_list(0x7f2c061ba9a0, 24 [pid 590] <... write resumed>) = -1 EFAULT (Bad address) [pid 567] <... clone3 resumed> => {parent_tid=[593]}, 88) = 593 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 591] <... set_robust_list resumed>) = 0 [pid 590] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] rt_sigprocmask(SIG_SETMASK, [], [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 591] rt_sigprocmask(SIG_SETMASK, [], [pid 590] <... futex resumed>) = 1 [pid 591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 590] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] <... futex resumed>) = 0 [pid 567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 573] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = 1 [pid 567] <... futex resumed>) = 0 [pid 591] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] ioctl(-1, ASHMEM_SET_SIZE [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 591] <... futex resumed>) = 1 [pid 573] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 566] <... futex resumed>) = 0 [pid 591] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 573] <... futex resumed>) = 1 [pid 570] <... futex resumed>) = 0 [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 566] <... futex resumed>) = 1 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] <... futex resumed>) = 0 [pid 569] ioctl(-1, ASHMEM_SET_SIZE [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 573] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 569] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 573] <... socket resumed>) = 5 [pid 592] <... set_robust_list resumed>) = 0 [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] <... futex resumed>) = 1 [pid 566] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 592] rt_sigprocmask(SIG_SETMASK, [], [pid 573] <... futex resumed>) = 0 [pid 570] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 570] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 592] write(4, NULL, 120 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 570] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 593] set_robust_list(0x7f2c061ba9a0, 24 [pid 592] <... write resumed>) = -1 EFAULT (Bad address) [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 569] <... socket resumed>) = 5 [pid 592] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 34.676605][ T565] EXT4-fs (loop4): Block reservation details [ 34.683426][ T565] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 593] <... set_robust_list resumed>) = 0 [pid 592] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 0 [pid 565] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 593] rt_sigprocmask(SIG_SETMASK, [], [pid 592] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 572] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 1 [pid 565] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 593] write(4, NULL, 120 [pid 572] ioctl(-1, ASHMEM_SET_SIZE [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... write resumed>) = -1 EFAULT (Bad address) [pid 572] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 565] <... futex resumed>) = 0 [pid 593] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] <... futex resumed>) = 1 [pid 572] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 0 [pid 564] exit_group(0 [pid 593] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 583] <... futex resumed>) = ? [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... futex resumed>) = ? [pid 564] <... exit_group resumed>) = ? [pid 583] +++ exited with 0 +++ [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 565] +++ exited with 0 +++ [pid 564] +++ exited with 0 +++ [pid 572] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 571] ioctl(-1, ASHMEM_SET_SIZE [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 572] <... socket resumed>) = 5 [pid 571] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = 1 [pid 571] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 0 [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 0 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 571] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 568] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 571] <... socket resumed>) = 5 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 571] <... futex resumed>) = 1 [pid 567] <... futex resumed>) = 0 [pid 571] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] <... futex resumed>) = 1 [pid 567] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = 0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] <... futex resumed>) = 0 [pid 566] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 567] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... futex resumed>) = 0 [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 566] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 34.724805][ T573] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 34.733204][ T572] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 34.739998][ T573] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 570] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 570] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 570] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 590] <... futex resumed>) = 0 [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 568] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 1 [pid 592] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 568] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 592] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 568] <... futex resumed>) = 0 [pid 592] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 590] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 34.756242][ T571] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 34.766261][ T573] EXT4-fs (loop3): This should not happen!! Data will be lost [ 34.766261][ T573] [ 34.781381][ T572] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 34.790412][ T573] EXT4-fs (loop3): Total free blocks count 0 [ 34.803934][ T571] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 364] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 590] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 567] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 570] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 590] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 593] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 566] <... futex resumed>) = 1 [pid 364] <... openat resumed>) = 3 [pid 593] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 567] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] newfstatat(3, "", [pid 593] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 593] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] getdents64(3, [pid 593] <... futex resumed>) = 1 [pid 567] <... futex resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 593] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 34.808244][ T573] EXT4-fs (loop3): Free/Dirty block details [ 34.820776][ T571] EXT4-fs (loop2): This should not happen!! Data will be lost [ 34.820776][ T571] [ 34.826024][ T573] EXT4-fs (loop3): free_blocks=2415919104 [ 34.836133][ T571] EXT4-fs (loop2): Total free blocks count 0 [ 34.840795][ T569] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 34.847074][ T571] EXT4-fs (loop2): Free/Dirty block details [pid 364] unlink("./6/binderfs") = 0 [pid 364] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 591] <... futex resumed>) = 0 [pid 590] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 591] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 566] <... futex resumed>) = 0 [ 34.861370][ T569] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 34.870630][ T572] EXT4-fs (loop0): This should not happen!! Data will be lost [ 34.870630][ T572] [ 34.878544][ T569] EXT4-fs (loop1): This should not happen!! Data will be lost [ 34.878544][ T569] [ 34.890170][ T572] EXT4-fs (loop0): Total free blocks count 0 [ 34.898008][ T571] EXT4-fs (loop2): free_blocks=2415919104 [ 34.909042][ T573] EXT4-fs (loop3): dirty_blocks=16 [ 34.910337][ T572] EXT4-fs (loop0): Free/Dirty block details [ 34.914425][ T571] EXT4-fs (loop2): dirty_blocks=16 [pid 591] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] <... umount2 resumed>) = 0 [pid 364] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./6/file0") = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./6") = 0 [pid 364] mkdir("./7", 0777 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 364] <... mkdir resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [ 34.920431][ T572] EXT4-fs (loop0): free_blocks=2415919104 [ 34.925285][ T573] EXT4-fs (loop3): Block reservation details [ 34.931014][ T572] EXT4-fs (loop0): dirty_blocks=16 [ 34.936766][ T569] EXT4-fs (loop1): Total free blocks count 0 [ 34.941681][ T572] EXT4-fs (loop0): Block reservation details [ 34.947613][ T573] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 34.959063][ T569] EXT4-fs (loop1): Free/Dirty block details [ 34.965151][ T571] EXT4-fs (loop2): Block reservation details [pid 364] close(3 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 364] <... close resumed>) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 594 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- ./strace-static-x86_64: Process 594 attached [pid 594] set_robust_list(0x5555565f2760, 24) = 0 [pid 594] chdir("./7") = 0 [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 594] setpgid(0, 0) = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 594] <... openat resumed>) = 3 [pid 594] write(3, "1000", 4) = 4 [pid 594] close(3) = 0 [pid 594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 594] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 594] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 594] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 594] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 594] <... mprotect resumed>) = 0 [pid 594] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[595]}, 88) = 595 [pid 594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 595 attached [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 573] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 573] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 573] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 573] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 573] <... futex resumed>) = 0 [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 573] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 570] exit_group(0 [pid 590] <... futex resumed>) = ? [pid 573] <... futex resumed>) = ? [pid 571] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 570] <... exit_group resumed>) = ? [pid 590] +++ exited with 0 +++ [pid 573] +++ exited with 0 +++ [pid 571] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 570] +++ exited with 0 +++ [pid 571] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] exit_group(0 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 571] <... futex resumed>) = ? [pid 567] <... exit_group resumed>) = ? [pid 571] +++ exited with 0 +++ [pid 363] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, [pid 593] <... futex resumed>) = ? [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./6/binderfs") = 0 [pid 363] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 595] set_robust_list(0x7f2c061db9a0, 24 [pid 593] +++ exited with 0 +++ [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 567] +++ exited with 0 +++ [pid 595] <... set_robust_list resumed>) = 0 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 595] rt_sigprocmask(SIG_SETMASK, [], [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 362] restart_syscall(<... resuming interrupted clone ...> [pid 595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 595] memfd_create("syzkaller", 0 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 362] <... restart_syscall resumed>) = 0 [pid 595] <... memfd_create resumed>) = 3 [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 595] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 595] 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"..., 1048576 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 362] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 362] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./6/binderfs") = 0 [pid 362] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 595] <... write resumed>) = 1048576 [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 595] munmap(0x7f2bfddbb000, 138412032 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 569] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 595] <... munmap resumed>) = 0 [pid 569] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 595] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 569] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 572] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 569] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] exit_group(0) = ? [pid 591] <... futex resumed>) = ? [pid 572] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 591] +++ exited with 0 +++ [pid 572] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 572] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 572] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 569] <... futex resumed>) = ? [pid 568] exit_group(0) = ? [pid 592] <... futex resumed>) = ? [pid 572] <... futex resumed>) = ? [pid 572] +++ exited with 0 +++ [pid 569] +++ exited with 0 +++ [pid 566] +++ exited with 0 +++ [pid 592] +++ exited with 0 +++ [pid 568] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 360] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... openat resumed>) = 3 [pid 361] <... openat resumed>) = 3 [pid 360] newfstatat(3, "", [pid 361] newfstatat(3, "", [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, [pid 361] getdents64(3, [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./7/binderfs", [pid 361] newfstatat(AT_FDCWD, "./6/binderfs", [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./7/binderfs" [pid 361] unlink("./6/binderfs" [pid 360] <... unlink resumed>) = 0 [pid 361] <... unlink resumed>) = 0 [pid 360] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./6/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./6") = 0 [pid 363] mkdir("./7", 0777) = 0 [ 34.971772][ T569] EXT4-fs (loop1): free_blocks=2415919104 [ 34.977479][ T571] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 34.983749][ T569] EXT4-fs (loop1): dirty_blocks=16 [ 34.988932][ T569] EXT4-fs (loop1): Block reservation details [ 34.995300][ T569] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 34.998659][ T572] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 595] <... openat resumed>) = 4 [pid 595] ioctl(4, LOOP_SET_FD, 3 [pid 363] <... openat resumed>) = 3 [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] ioctl(3, LOOP_CLR_FD [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./6/file0" [pid 595] <... ioctl resumed>) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] getdents64(3, [pid 361] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] close(3 [pid 361] newfstatat(AT_FDCWD, "./6/file0", [pid 363] close(3 [pid 362] <... close resumed>) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] rmdir("./6" [pid 361] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... rmdir resumed>) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] mkdir("./7", 0777 [pid 361] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... mkdir resumed>) = 0 [pid 361] <... openat resumed>) = 4 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 361] newfstatat(4, "", [pid 362] <... openat resumed>) = 3 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] ioctl(3, LOOP_CLR_FD [pid 361] getdents64(4, [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] close(3 [pid 361] getdents64(4, [pid 595] close(3 [pid 363] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 360] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 595] <... close resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 595] close(4 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 597 ./strace-static-x86_64: Process 597 attached [pid 597] set_robust_list(0x5555565f2760, 24) = 0 [pid 597] chdir("./7" [pid 361] close(4 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 598 [pid 597] <... chdir resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 597] setpgid(0, 0) = 0 [pid 361] rmdir("./6/file0" [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 597] write(3, "1000", 4) = 4 [pid 597] close(3) = 0 [pid 597] symlink("/dev/binderfs", "./binderfs" [pid 361] <... rmdir resumed>) = 0 [pid 360] newfstatat(AT_FDCWD, "./7/file0", [pid 597] <... symlink resumed>) = 0 [pid 361] getdents64(3, [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 597] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 597] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 597] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[599]}, 88) = 599 [pid 597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 598 attached [pid 598] set_robust_list(0x5555565f2760, 24) = 0 [pid 598] chdir("./7") = 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0) = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] close(3 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... close resumed>) = 0 [pid 360] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] rmdir("./6" [pid 360] <... openat resumed>) = 4 [pid 598] <... write resumed>) = 4 [pid 598] close(3) = 0 [pid 598] symlink("/dev/binderfs", "./binderfs" [pid 361] <... rmdir resumed>) = 0 [pid 360] newfstatat(4, "", [pid 361] mkdir("./7", 0777 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 598] <... symlink resumed>) = 0 [pid 598] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 598] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 360] getdents64(4, [pid 598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4 [pid 598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 360] <... close resumed>) = 0 [pid 360] rmdir("./7/file0" [pid 598] <... mmap resumed>) = 0x7f2c061bb000 [pid 598] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[600]}, 88) = 600 [pid 598] rt_sigprocmask(SIG_SETMASK, [], [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 360] rmdir("./7" [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 600 attached [pid 360] <... rmdir resumed>) = 0 [pid 600] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 600] memfd_create("syzkaller", 0) = 3 [pid 600] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 360] mkdir("./8", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 599 attached [pid 599] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 599] memfd_create("syzkaller", 0) = 3 [pid 599] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 595] <... close resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 360] <... openat resumed>) = 3 [pid 595] mkdir("./file0", 0777 [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] ioctl(3, LOOP_CLR_FD [pid 595] <... mkdir resumed>) = 0 [pid 595] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 600] 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"..., 1048576 [pid 599] 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"..., 1048576 [pid 600] <... write resumed>) = 1048576 [pid 600] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 600] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 599] <... write resumed>) = 1048576 [pid 599] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 599] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 602 ./strace-static-x86_64: Process 602 attached [pid 600] <... openat resumed>) = 4 [pid 599] <... openat resumed>) = 4 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 602] set_robust_list(0x5555565f2760, 24 [pid 599] ioctl(4, LOOP_SET_FD, 3 [pid 361] close(3 [pid 602] <... set_robust_list resumed>) = 0 [pid 602] chdir("./8" [pid 600] ioctl(4, LOOP_SET_FD, 3 [pid 361] <... close resumed>) = 0 [pid 602] <... chdir resumed>) = 0 [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 602] setpgid(0, 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 602] <... setpgid resumed>) = 0 [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 602] write(3, "1000", 4) = 4 [pid 602] close(3) = 0 [pid 602] symlink("/dev/binderfs", "./binderfs") = 0 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... ioctl resumed>) = 0 [pid 602] <... futex resumed>) = 0 [pid 602] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 602] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 602] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 602] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[606]}, 88) = 606 [pid 602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 605 ./strace-static-x86_64: Process 606 attached [pid 606] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 606] memfd_create("syzkaller", 0) = 3 [pid 606] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 605 attached [pid 599] close(3 [pid 600] <... ioctl resumed>) = 0 [pid 605] set_robust_list(0x5555565f2760, 24 [pid 599] <... close resumed>) = 0 [pid 605] <... set_robust_list resumed>) = 0 [pid 600] close(3 [pid 599] close(4) = 0 [pid 600] <... close resumed>) = 0 [pid 599] mkdir("./file0", 0777 [pid 600] close(4 [pid 599] <... mkdir resumed>) = 0 [pid 600] <... close resumed>) = 0 [pid 600] mkdir("./file0", 0777 [pid 599] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 600] <... mkdir resumed>) = 0 [pid 605] chdir("./7" [pid 600] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 605] <... chdir resumed>) = 0 [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 605] setpgid(0, 0) = 0 [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 595] <... mount resumed>) = 0 [pid 595] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 605] write(3, "1000", 4 [pid 595] <... openat resumed>) = 3 [pid 605] <... write resumed>) = 4 [pid 595] chdir("./file0" [pid 605] close(3 [pid 595] <... chdir resumed>) = 0 [pid 595] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 605] <... close resumed>) = 0 [pid 605] symlink("/dev/binderfs", "./binderfs") = 0 [pid 605] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 605] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 605] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 595] <... openat resumed>) = 4 [pid 595] ioctl(4, LOOP_CLR_FD) = 0 [pid 595] close(4) = 0 [pid 605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 605] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 595] <... futex resumed>) = 1 [pid 594] <... futex resumed>) = 0 [pid 605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] <... clone3 resumed> => {parent_tid=[610]}, 88) = 610 [pid 605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 610 attached [pid 610] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 610] rt_sigprocmask(SIG_SETMASK, [], [pid 594] <... futex resumed>) = 0 [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 610] memfd_create("syzkaller", 0 [pid 595] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 610] <... memfd_create resumed>) = 3 [pid 595] <... openat resumed>) = 4 [pid 610] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 595] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... write resumed>) = 8 [pid 594] <... futex resumed>) = 0 [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... futex resumed>) = 0 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 595] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... mmap resumed>) = 0x20000000 [pid 594] <... futex resumed>) = 0 [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... futex resumed>) = 0 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 595] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] <... futex resumed>) = 0 [pid 595] write(4, 0x200000c0, 120 [pid 594] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... write resumed>) = 120 [pid 594] <... futex resumed>) = 0 [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 595] <... futex resumed>) = 0 [pid 595] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 594] <... mmap resumed>) = 0x7f2c0619a000 [pid 594] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 606] 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"..., 1048576 [pid 594] <... mprotect resumed>) = 0 [pid 594] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[614]}, 88) = 614 [pid 594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 594] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 594] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 614 attached [ 35.275424][ T595] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 35.311893][ T599] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 614] set_robust_list(0x7f2c061ba9a0, 24 [pid 610] 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"..., 1048576 [pid 606] <... write resumed>) = 1048576 [pid 606] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 606] ioctl(4, LOOP_SET_FD, 3 [pid 614] <... set_robust_list resumed>) = 0 [pid 614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 614] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 614] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... futex resumed>) = 0 [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... futex resumed>) = 0 [pid 594] <... futex resumed>) = 1 [pid 595] ioctl(-1, ASHMEM_SET_SIZE [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 595] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] <... futex resumed>) = 0 [pid 595] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... socket resumed>) = 5 [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 595] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 594] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 594] <... futex resumed>) = 0 [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 594] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 614] <... futex resumed>) = 1 [pid 614] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 610] <... write resumed>) = 1048576 [pid 610] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 610] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 600] <... mount resumed>) = 0 [pid 599] <... mount resumed>) = 0 [pid 599] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 599] chdir("./file0") = 0 [pid 599] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 600] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 600] chdir("./file0") = 0 [pid 600] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 606] <... ioctl resumed>) = 0 [pid 606] close(3) = 0 [pid 606] close(4 [pid 610] <... openat resumed>) = 4 [pid 606] <... close resumed>) = 0 [pid 599] <... openat resumed>) = 4 [pid 610] ioctl(4, LOOP_SET_FD, 3 [pid 606] mkdir("./file0", 0777 [pid 599] ioctl(4, LOOP_CLR_FD [pid 594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 606] <... mkdir resumed>) = 0 [pid 606] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 594] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 35.320247][ T595] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 35.321749][ T600] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 35.342487][ T595] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 35.356677][ T595] EXT4-fs (loop4): This should not happen!! Data will be lost [ 35.356677][ T595] [ 35.366157][ T595] EXT4-fs (loop4): Total free blocks count 0 [pid 594] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... futex resumed>) = 0 [pid 614] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 614] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 614] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 595] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 595] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 595] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 594] exit_group(0 [pid 614] <... futex resumed>) = ? [pid 594] <... exit_group resumed>) = ? [pid 614] +++ exited with 0 +++ [pid 595] +++ exited with 0 +++ [pid 594] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 610] <... ioctl resumed>) = 0 [pid 600] <... openat resumed>) = 4 [pid 599] <... ioctl resumed>) = 0 [pid 600] ioctl(4, LOOP_CLR_FD [pid 599] close(4 [pid 610] close(3 [pid 600] <... ioctl resumed>) = 0 [pid 599] <... close resumed>) = 0 [pid 364] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 600] close(4 [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... close resumed>) = 0 [pid 599] <... futex resumed>) = 1 [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 600] <... futex resumed>) = 1 [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 610] <... close resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 598] <... futex resumed>) = 0 [pid 610] close(4 [pid 597] <... futex resumed>) = 0 [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 600] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = 1 [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [ 35.372032][ T595] EXT4-fs (loop4): Free/Dirty block details [ 35.377658][ T595] EXT4-fs (loop4): free_blocks=2415919104 [ 35.383264][ T595] EXT4-fs (loop4): dirty_blocks=16 [ 35.388151][ T595] EXT4-fs (loop4): Block reservation details [ 35.394027][ T595] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 600] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 599] <... futex resumed>) = 0 [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 597] <... futex resumed>) = 1 [pid 364] <... openat resumed>) = 3 [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 364] newfstatat(3, "", [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 600] <... futex resumed>) = 0 [pid 599] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = 1 [pid 597] <... futex resumed>) = 1 [pid 364] getdents64(3, [pid 600] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 599] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 600] <... write resumed>) = 8 [pid 599] <... write resumed>) = 8 [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 606] <... mount resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 599] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 364] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 600] <... futex resumed>) = 0 [pid 599] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = 1 [pid 597] <... futex resumed>) = 1 [pid 364] newfstatat(AT_FDCWD, "./7/binderfs", [pid 600] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 599] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 606] <... openat resumed>) = 3 [pid 600] <... mmap resumed>) = 0x20000000 [pid 599] <... mmap resumed>) = 0x20000000 [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 606] chdir("./file0" [pid 600] <... futex resumed>) = 0 [pid 599] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 364] unlink("./7/binderfs" [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 598] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 0 [pid 364] <... unlink resumed>) = 0 [pid 600] write(4, 0x200000c0, 120 [pid 599] write(4, 0x200000c0, 120 [pid 598] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 600] <... write resumed>) = 120 [pid 599] <... write resumed>) = 120 [pid 598] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 0 [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = 0 [pid 599] <... futex resumed>) = 0 [pid 598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] <... mmap resumed>) = 0x7f2c0619a000 [pid 597] <... mmap resumed>) = 0x7f2c0619a000 [pid 606] <... chdir resumed>) = 0 [pid 598] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 597] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 598] <... mprotect resumed>) = 0 [pid 597] <... mprotect resumed>) = 0 [pid 598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 619 attached [pid 598] <... clone3 resumed> => {parent_tid=[619]}, 88) = 619 [pid 597] <... clone3 resumed> => {parent_tid=[620]}, 88) = 620 [pid 619] set_robust_list(0x7f2c061ba9a0, 24 [pid 598] rt_sigprocmask(SIG_SETMASK, [], [pid 597] rt_sigprocmask(SIG_SETMASK, [], [pid 598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 598] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 598] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 0 [pid 598] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 597] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 619] <... set_robust_list resumed>) = 0 [pid 619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 619] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 619] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 598] <... futex resumed>) = 0 [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 600] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = 1 [pid 600] ioctl(-1, ASHMEM_SET_SIZE [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 620 attached ) = 1 [pid 598] <... futex resumed>) = 0 [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 598] <... futex resumed>) = 0 [pid 600] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 600] <... socket resumed>) = 5 [pid 620] rt_sigprocmask(SIG_SETMASK, [], [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] <... futex resumed>) = 0 [pid 620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 598] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 600] <... futex resumed>) = 0 [pid 598] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 620] write(4, NULL, 120 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 620] <... write resumed>) = -1 EFAULT (Bad address) [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 620] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 620] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 610] <... close resumed>) = 0 [pid 597] <... futex resumed>) = 0 [pid 610] mkdir("./file0", 0777) = 0 [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [ 35.424562][ T606] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 35.445828][ T600] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 35.461054][ T600] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 599] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 1 [pid 599] ioctl(-1, ASHMEM_SET_SIZE [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 597] <... futex resumed>) = 0 [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 597] <... futex resumed>) = 0 [pid 599] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... socket resumed>) = 5 [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 597] <... futex resumed>) = 0 [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 597] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 597] <... futex resumed>) = 0 [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 597] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 35.473117][ T600] EXT4-fs (loop2): This should not happen!! Data will be lost [ 35.473117][ T600] [ 35.482386][ T599] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 35.482557][ T600] EXT4-fs (loop2): Total free blocks count 0 [ 35.498320][ T599] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 35.502871][ T600] EXT4-fs (loop2): Free/Dirty block details [pid 598] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 597] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 1 [pid 620] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 597] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 597] <... futex resumed>) = 0 [pid 620] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 619] <... futex resumed>) = 0 [pid 598] <... futex resumed>) = 1 [pid 619] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 619] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 619] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [ 35.516112][ T599] EXT4-fs (loop3): This should not happen!! Data will be lost [ 35.516112][ T599] [ 35.520702][ T600] EXT4-fs (loop2): free_blocks=2415919104 [ 35.535731][ T600] EXT4-fs (loop2): dirty_blocks=16 [ 35.537209][ T599] EXT4-fs (loop3): Total free blocks count 0 [ 35.540677][ T600] EXT4-fs (loop2): Block reservation details [ 35.547546][ T599] EXT4-fs (loop3): Free/Dirty block details [ 35.552294][ T600] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 35.559122][ T599] EXT4-fs (loop3): free_blocks=2415919104 [ 35.569624][ T599] EXT4-fs (loop3): dirty_blocks=16 [pid 606] <... openat resumed>) = 4 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 364] <... umount2 resumed>) = 0 [pid 606] ioctl(4, LOOP_CLR_FD [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 606] <... ioctl resumed>) = 0 [pid 606] close(4) = 0 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 606] <... futex resumed>) = 1 [pid 602] <... futex resumed>) = 0 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 602] <... futex resumed>) = 0 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 606] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 606] <... openat resumed>) = 4 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 606] <... futex resumed>) = 1 [pid 602] <... futex resumed>) = 0 [pid 606] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 606] <... write resumed>) = 8 [pid 602] <... futex resumed>) = 0 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 364] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 606] <... futex resumed>) = 0 [pid 602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 606] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... futex resumed>) = 0 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 606] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 606] <... mmap resumed>) = 0x20000000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 602] <... futex resumed>) = 0 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 606] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... futex resumed>) = 0 [pid 600] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 364] newfstatat(AT_FDCWD, "./7/file0", [pid 606] write(4, 0x200000c0, 120 [pid 602] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 606] <... write resumed>) = 120 [pid 602] <... futex resumed>) = 0 [pid 600] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 364] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 600] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 606] <... futex resumed>) = 0 [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 602] <... mmap resumed>) = 0x7f2c0619a000 [pid 600] <... futex resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 600] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 598] exit_group(0 [pid 364] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 619] <... futex resumed>) = ? [pid 602] <... mprotect resumed>) = 0 [pid 600] <... futex resumed>) = ? [pid 598] <... exit_group resumed>) = ? [pid 619] +++ exited with 0 +++ [pid 602] rt_sigprocmask(SIG_BLOCK, ~[], [pid 364] <... openat resumed>) = 4 [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 600] +++ exited with 0 +++ [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 598] +++ exited with 0 +++ [pid 602] <... rt_sigprocmask resumed>[], 8) = 0 [pid 364] newfstatat(4, "", [pid 602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 362] restart_syscall(<... resuming interrupted clone ...> [pid 602] <... clone3 resumed> => {parent_tid=[621]}, 88) = 621 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 364] getdents64(4, [pid 602] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... restart_syscall resumed>) = 0 [pid 602] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] getdents64(4, [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 364] close(4 [pid 362] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... close resumed>) = 0 [pid 362] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] rmdir("./7/file0" [pid 362] <... openat resumed>) = 3 [pid 362] newfstatat(3, "", [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 362] getdents64(3, [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 599] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 599] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... rmdir resumed>) = 0 [pid 362] newfstatat(AT_FDCWD, "./7/binderfs", [pid 599] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 362] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] getdents64(3, [pid 362] unlink("./7/binderfs" [pid 599] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 599] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 621 attached [pid 362] <... unlink resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] set_robust_list(0x7f2c061ba9a0, 24 [pid 364] close(3 [pid 621] <... set_robust_list resumed>) = 0 [pid 621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 364] <... close resumed>) = 0 [pid 597] exit_group(0 [pid 620] <... futex resumed>) = ? [pid 599] <... futex resumed>) = ? [pid 597] <... exit_group resumed>) = ? [pid 364] rmdir("./7" [pid 620] +++ exited with 0 +++ [pid 599] +++ exited with 0 +++ [pid 597] +++ exited with 0 +++ [pid 621] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 621] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... futex resumed>) = 0 [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... rmdir resumed>) = 0 [pid 606] <... futex resumed>) = 0 [pid 621] <... futex resumed>) = 1 [pid 621] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 606] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 364] mkdir("./8", 0777 [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 363] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./7/binderfs") = 0 [pid 363] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... mkdir resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] close(3) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 624 [pid 606] <... futex resumed>) = 1 [pid 602] <... futex resumed>) = 0 [pid 606] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 624 attached [pid 606] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 602] <... futex resumed>) = 0 [pid 624] set_robust_list(0x5555565f2760, 24 [pid 610] <... mount resumed>) = 0 [pid 606] <... socket resumed>) = 5 [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... set_robust_list resumed>) = 0 [pid 610] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] chdir("./8" [pid 610] <... openat resumed>) = 3 [pid 606] <... futex resumed>) = 1 [pid 602] <... futex resumed>) = 0 [pid 606] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... chdir resumed>) = 0 [pid 610] chdir("./file0" [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... futex resumed>) = 0 [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 602] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 624] <... prctl resumed>) = 0 [pid 610] <... chdir resumed>) = 0 [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 624] setpgid(0, 0 [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 610] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 624] <... setpgid resumed>) = 0 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 624] write(3, "1000", 4) = 4 [pid 624] close(3) = 0 [pid 624] symlink("/dev/binderfs", "./binderfs") = 0 [pid 624] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 624] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [ 35.574793][ T599] EXT4-fs (loop3): Block reservation details [ 35.584644][ T599] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 35.607509][ T610] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [pid 624] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 624] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[625]}, 88) = 625 [pid 624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 625 attached [pid 625] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 625] memfd_create("syzkaller", 0) = 3 [pid 625] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 625] 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"..., 1048576) = 1048576 [pid 625] munmap(0x7f2bfddbb000, 138412032) = 0 [ 35.622363][ T606] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 35.637215][ T606] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 35.649222][ T606] EXT4-fs (loop0): This should not happen!! Data will be lost [ 35.649222][ T606] [ 35.658815][ T606] EXT4-fs (loop0): Total free blocks count 0 [ 35.664665][ T606] EXT4-fs (loop0): Free/Dirty block details [pid 625] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 602] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 602] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", [pid 621] <... futex resumed>) = 0 [pid 602] <... futex resumed>) = 1 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 621] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 362] getdents64(4, [pid 621] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 621] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 621] <... futex resumed>) = 0 [pid 621] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./7/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 602] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] rmdir("./7" [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 362] <... rmdir resumed>) = 0 [pid 362] mkdir("./8", 0777 [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 362] <... mkdir resumed>) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 625] <... openat resumed>) = 4 [pid 610] <... openat resumed>) = 4 [pid 363] <... umount2 resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 625] ioctl(4, LOOP_SET_FD, 3 [pid 610] ioctl(4, LOOP_CLR_FD [pid 606] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 363] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] ioctl(3, LOOP_CLR_FD [pid 610] <... ioctl resumed>) = 0 [pid 606] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 610] close(4 [pid 606] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 363] newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, [pid 606] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 602] exit_group(0 [pid 363] getdents64(4, [pid 602] <... exit_group resumed>) = ? [pid 621] <... futex resumed>) = ? [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 606] <... futex resumed>) = ? [pid 363] close(4) = 0 [pid 363] rmdir("./7/file0" [pid 621] +++ exited with 0 +++ [pid 363] <... rmdir resumed>) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3 [pid 606] +++ exited with 0 +++ [pid 602] +++ exited with 0 +++ [pid 363] <... close resumed>) = 0 [pid 363] rmdir("./7" [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 363] <... rmdir resumed>) = 0 [pid 360] restart_syscall(<... resuming interrupted clone ...> [pid 363] mkdir("./8", 0777) = 0 [pid 625] <... ioctl resumed>) = 0 [pid 610] <... close resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] <... restart_syscall resumed>) = 0 [pid 625] close(3 [pid 363] <... openat resumed>) = 3 [pid 625] <... close resumed>) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 625] close(4 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] close(3 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./8/binderfs") = 0 [pid 360] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 605] <... futex resumed>) = 0 [pid 362] close(3 [pid 610] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 610] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 605] <... futex resumed>) = 0 [pid 610] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] <... futex resumed>) = 0 [pid 610] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... write resumed>) = 8 [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 605] <... futex resumed>) = 0 [pid 610] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] <... futex resumed>) = 0 [pid 610] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... mmap resumed>) = 0x20000000 [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 605] <... futex resumed>) = 0 [pid 610] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] <... futex resumed>) = 0 [pid 610] write(4, 0x200000c0, 120 [pid 605] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 610] <... write resumed>) = 120 [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 610] <... futex resumed>) = 0 [pid 605] <... mmap resumed>) = 0x7f2c0619a000 [pid 610] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 605] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 627 attached => {parent_tid=[627]}, 88) = 627 [pid 605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 605] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 627] set_robust_list(0x7f2c061ba9a0, 24 [pid 605] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... set_robust_list resumed>) = 0 [pid 627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 627] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 627] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 605] <... futex resumed>) = 0 [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] <... futex resumed>) = 0 [pid 605] <... futex resumed>) = 1 [pid 610] ioctl(-1, ASHMEM_SET_SIZE [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 605] <... futex resumed>) = 0 [pid 610] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] <... socket resumed>) = 5 [pid 605] <... futex resumed>) = 0 [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... futex resumed>) = 0 [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 605] <... futex resumed>) = 0 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 605] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 35.670318][ T606] EXT4-fs (loop0): free_blocks=2415919104 [ 35.676403][ T606] EXT4-fs (loop0): dirty_blocks=16 [ 35.683205][ T606] EXT4-fs (loop0): Block reservation details [ 35.689046][ T606] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 627] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 625] <... close resumed>) = 0 [pid 363] <... close resumed>) = 0 [pid 625] mkdir("./file0", 0777 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 625] <... mkdir resumed>) = 0 [pid 625] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 628 [pid 362] <... close resumed>) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 629 attached ./strace-static-x86_64: Process 628 attached , child_tidptr=0x5555565f2750) = 629 [pid 629] set_robust_list(0x5555565f2760, 24) = 0 [pid 629] chdir("./8") = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 629] setpgid(0, 0) = 0 [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 629] write(3, "1000", 4) = 4 [pid 629] close(3) = 0 [pid 629] symlink("/dev/binderfs", "./binderfs") = 0 [pid 629] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 629] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[630]}, 88) = 630 [pid 629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 630 attached [pid 630] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 630] memfd_create("syzkaller", 0) = 3 [pid 630] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 628] set_robust_list(0x5555565f2760, 24) = 0 [pid 628] chdir("./8") = 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 628] setpgid(0, 0 [ 35.726026][ T610] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 35.740925][ T610] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 35.754202][ T610] EXT4-fs (loop1): This should not happen!! Data will be lost [ 35.754202][ T610] [ 35.765814][ T610] EXT4-fs (loop1): Total free blocks count 0 [pid 630] 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"..., 1048576 [pid 628] <... setpgid resumed>) = 0 [pid 605] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 605] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 628] <... openat resumed>) = 3 [pid 627] <... futex resumed>) = 0 [pid 605] <... futex resumed>) = 1 [pid 628] write(3, "1000", 4 [pid 627] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 605] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] <... write resumed>) = 4 [pid 627] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 360] newfstatat(AT_FDCWD, "./8/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./8/file0") = 0 [pid 628] close(3 [pid 627] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... close resumed>) = 0 [pid 627] <... futex resumed>) = 1 [pid 605] <... futex resumed>) = 0 [pid 628] symlink("/dev/binderfs", "./binderfs" [pid 627] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 628] <... symlink resumed>) = 0 [pid 628] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 628] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 360] getdents64(3, [pid 628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 360] close(3) = 0 [pid 628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 360] rmdir("./8" [pid 628] <... mmap resumed>) = 0x7f2c061bb000 [pid 360] <... rmdir resumed>) = 0 [pid 628] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 628] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 360] mkdir("./9", 0777./strace-static-x86_64: Process 633 attached [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 360] <... mkdir resumed>) = 0 [pid 633] set_robust_list(0x7f2c061db9a0, 24 [pid 628] <... clone3 resumed> => {parent_tid=[633]}, 88) = 633 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 628] rt_sigprocmask(SIG_SETMASK, [], [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 633] <... set_robust_list resumed>) = 0 [pid 628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 634 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 630] <... write resumed>) = 1048576 [pid 630] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 630] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 630] ioctl(4, LOOP_SET_FD, 3 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 630] <... ioctl resumed>) = 0 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 630] close(3) = 0 [pid 630] close(4 [pid 625] <... mount resumed>) = 0 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 625] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 625] <... openat resumed>) = 3 [pid 625] chdir("./file0") = 0 [pid 625] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 633] memfd_create("syzkaller", 0 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 633] <... memfd_create resumed>) = 3 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 633] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 633] <... mmap resumed>) = 0x7f2bfddbb000 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- ./strace-static-x86_64: Process 634 attached [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 633] 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"..., 1048576 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 634] set_robust_list(0x5555565f2760, 24 [pid 610] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 634] <... set_robust_list resumed>) = 0 [pid 610] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 610] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 610] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 634] chdir("./9" [pid 605] exit_group(0) = ? [pid 627] <... futex resumed>) = ? [pid 627] +++ exited with 0 +++ [pid 610] <... futex resumed>) = ? [pid 610] +++ exited with 0 +++ [pid 605] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=605, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 361] restart_syscall(<... resuming interrupted clone ...> [pid 634] <... chdir resumed>) = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] <... restart_syscall resumed>) = 0 [pid 361] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./7/binderfs") = 0 [pid 361] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] <... write resumed>) = 1048576 [pid 633] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 633] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 634] <... prctl resumed>) = 0 [pid 634] setpgid(0, 0) = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 634] write(3, "1000", 4) = 4 [pid 634] close(3) = 0 [pid 634] symlink("/dev/binderfs", "./binderfs") = 0 [pid 634] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 634] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 634] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 630] <... close resumed>) = 0 [pid 625] <... openat resumed>) = 4 [pid 625] ioctl(4, LOOP_CLR_FD) = 0 [pid 625] close(4) = 0 [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 625] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] <... openat resumed>) = 4 [pid 633] ioctl(4, LOOP_SET_FD, 3 [pid 634] <... clone3 resumed> => {parent_tid=[636]}, 88) = 636 [pid 634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 633] <... ioctl resumed>) = 0 [pid 633] close(3) = 0 [pid 633] close(4./strace-static-x86_64: Process 636 attached [pid 636] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 636] memfd_create("syzkaller", 0) = 3 [pid 636] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 624] <... futex resumed>) = 0 [pid 630] mkdir("./file0", 0777 [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] <... mkdir resumed>) = 0 [pid 624] <... futex resumed>) = 1 [pid 630] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 625] <... futex resumed>) = 0 [pid 625] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 624] <... futex resumed>) = 0 [pid 625] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... write resumed>) = 8 [pid 624] <... futex resumed>) = 0 [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = 0 [pid 625] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 624] <... futex resumed>) = 0 [pid 625] <... mmap resumed>) = 0x20000000 [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 625] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = 0 [pid 624] <... futex resumed>) = 1 [pid 624] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] write(4, 0x200000c0, 120 [pid 624] <... futex resumed>) = 0 [ 35.772242][ T610] EXT4-fs (loop1): Free/Dirty block details [ 35.778235][ T610] EXT4-fs (loop1): free_blocks=2415919104 [ 35.779846][ T625] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 35.784578][ T610] EXT4-fs (loop1): dirty_blocks=16 [ 35.797693][ T610] EXT4-fs (loop1): Block reservation details [ 35.809131][ T610] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 625] <... write resumed>) = 120 [pid 624] <... mmap resumed>) = 0x7f2c0619a000 [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 625] <... futex resumed>) = 0 [pid 625] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] <... mprotect resumed>) = 0 [pid 624] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[638]}, 88) = 638 [pid 624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 624] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 624] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 638 attached [pid 638] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 638] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 638] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... futex resumed>) = 0 [pid 638] <... futex resumed>) = 1 [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = 0 [pid 624] <... futex resumed>) = 1 [pid 625] ioctl(-1, ASHMEM_SET_SIZE [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 625] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 624] <... futex resumed>) = 0 [pid 625] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] <... futex resumed>) = 0 [pid 625] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 625] <... socket resumed>) = 5 [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 624] <... futex resumed>) = 0 [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 624] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 624] <... futex resumed>) = 0 [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 624] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 638] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 636] 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"..., 1048576) = 1048576 [pid 636] munmap(0x7f2bfddbb000, 138412032) = 0 [ 35.862506][ T625] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 35.877648][ T625] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 35.889866][ T625] EXT4-fs (loop4): This should not happen!! Data will be lost [ 35.889866][ T625] [ 35.899486][ T625] EXT4-fs (loop4): Total free blocks count 0 [ 35.905263][ T625] EXT4-fs (loop4): Free/Dirty block details [pid 636] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 624] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 638] <... futex resumed>) = 0 [pid 624] <... futex resumed>) = 1 [pid 638] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 624] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 638] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 638] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 624] <... futex resumed>) = 0 [pid 638] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 625] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 625] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 625] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 625] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] exit_group(0 [pid 625] <... futex resumed>) = ? [pid 624] <... exit_group resumed>) = ? [pid 638] <... futex resumed>) = ? [pid 625] +++ exited with 0 +++ [pid 638] +++ exited with 0 +++ [pid 624] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 364] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./8/binderfs") = 0 [pid 364] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] <... close resumed>) = 0 [pid 633] mkdir("./file0", 0777) = 0 [ 35.910973][ T625] EXT4-fs (loop4): free_blocks=2415919104 [ 35.916621][ T625] EXT4-fs (loop4): dirty_blocks=16 [ 35.921601][ T625] EXT4-fs (loop4): Block reservation details [ 35.927384][ T625] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 633] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 636] <... openat resumed>) = 4 [pid 636] ioctl(4, LOOP_SET_FD, 3 [pid 630] <... mount resumed>) = 0 [pid 630] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 630] chdir("./file0") = 0 [pid 630] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 636] <... ioctl resumed>) = 0 [pid 630] <... openat resumed>) = 4 [pid 364] <... umount2 resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 630] ioctl(4, LOOP_CLR_FD [pid 364] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 630] <... ioctl resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 630] close(4 [pid 364] newfstatat(AT_FDCWD, "./8/file0", [pid 361] newfstatat(AT_FDCWD, "./7/file0", [pid 630] <... close resumed>) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 630] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 364] <... openat resumed>) = 4 [pid 361] <... openat resumed>) = 4 [pid 630] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] newfstatat(4, "", [pid 361] newfstatat(4, "", [pid 636] close(3 [pid 630] <... openat resumed>) = 4 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] getdents64(4, [pid 361] getdents64(4, [pid 630] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] getdents64(4, [pid 361] getdents64(4, [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 630] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] close(4 [pid 361] close(4 [pid 630] <... write resumed>) = 8 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] rmdir("./8/file0" [pid 361] rmdir("./7/file0" [pid 636] <... close resumed>) = 0 [pid 630] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 636] close(4 [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] getdents64(3, [pid 361] getdents64(3, [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 630] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] close(3 [pid 361] close(3 [pid 630] <... mmap resumed>) = 0x20000000 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] rmdir("./8" [pid 361] rmdir("./7" [pid 630] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] mkdir("./9", 0777 [pid 361] mkdir("./8", 0777 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 364] <... mkdir resumed>) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 630] write(4, 0x200000c0, 120 [pid 629] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 630] <... write resumed>) = 120 [pid 629] <... futex resumed>) = 0 [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 630] <... futex resumed>) = 0 [pid 629] <... mmap resumed>) = 0x7f2c0619a000 [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[643]}, 88) = 643 [pid 629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 629] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 36.002404][ T630] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [pid 629] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 643 attached [pid 643] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 643] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 643] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 643] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... futex resumed>) = 0 [pid 633] <... mount resumed>) = 0 [pid 630] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 629] <... futex resumed>) = 0 [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 633] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 630] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] <... socket resumed>) = 5 [pid 633] <... openat resumed>) = 3 [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 629] <... futex resumed>) = 0 [pid 630] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 633] chdir("./file0" [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 629] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 633] <... chdir resumed>) = 0 [pid 636] <... close resumed>) = 0 [pid 633] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 364] <... openat resumed>) = 3 [pid 361] <... openat resumed>) = 3 [pid 636] mkdir("./file0", 0777) = 0 [pid 636] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 364] ioctl(3, LOOP_CLR_FD [ 36.048087][ T633] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 36.073597][ T630] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 361] ioctl(3, LOOP_CLR_FD [pid 629] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 629] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... futex resumed>) = 0 [pid 629] <... futex resumed>) = 1 [pid 643] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 629] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 643] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 629] <... futex resumed>) = 0 [pid 643] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 630] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 630] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 630] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] exit_group(0 [pid 643] <... futex resumed>) = ? [pid 629] <... exit_group resumed>) = ? [pid 643] +++ exited with 0 +++ [pid 630] +++ exited with 0 +++ [pid 629] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 362] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 362] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./8/binderfs") = 0 [ 36.088261][ T630] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 36.100262][ T630] EXT4-fs (loop2): This should not happen!! Data will be lost [ 36.100262][ T630] [ 36.109701][ T630] EXT4-fs (loop2): Total free blocks count 0 [ 36.115525][ T630] EXT4-fs (loop2): Free/Dirty block details [ 36.121249][ T630] EXT4-fs (loop2): free_blocks=2415919104 [ 36.126765][ T630] EXT4-fs (loop2): dirty_blocks=16 [ 36.131846][ T630] EXT4-fs (loop2): Block reservation details [ 36.137616][ T630] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 362] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] <... openat resumed>) = 4 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 633] ioctl(4, LOOP_CLR_FD [pid 364] close(3 [pid 361] close(3 [pid 633] <... ioctl resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 633] close(4 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 633] <... close resumed>) = 0 [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 646 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 647 [pid 633] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 633] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 647 attached [pid 647] set_robust_list(0x5555565f2760, 24 [pid 633] <... openat resumed>) = 4 [pid 362] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 646 attached [pid 646] set_robust_list(0x5555565f2760, 24) = 0 [pid 647] <... set_robust_list resumed>) = 0 [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 647] chdir("./8" [pid 646] chdir("./9" [pid 633] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 362] newfstatat(AT_FDCWD, "./8/file0", [pid 647] <... chdir resumed>) = 0 [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 362] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 647] <... prctl resumed>) = 0 [pid 633] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 647] setpgid(0, 0 [pid 633] <... write resumed>) = 8 [pid 362] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 647] <... setpgid resumed>) = 0 [pid 646] <... chdir resumed>) = 0 [pid 636] <... mount resumed>) = 0 [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... openat resumed>) = 4 [pid 647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 633] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 362] newfstatat(4, "", [pid 647] <... openat resumed>) = 3 [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 647] write(3, "1000", 4 [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 362] getdents64(4, [pid 647] <... write resumed>) = 4 [pid 633] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 647] close(3 [pid 633] <... mmap resumed>) = 0x20000000 [pid 362] getdents64(4, [pid 647] <... close resumed>) = 0 [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 647] symlink("/dev/binderfs", "./binderfs" [pid 633] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 362] close(4 [pid 647] <... symlink resumed>) = 0 [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = 0 [pid 647] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 362] rmdir("./8/file0" [pid 647] <... futex resumed>) = 0 [pid 636] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 633] write(4, 0x200000c0, 120 [pid 628] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... rmdir resumed>) = 0 [pid 647] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] <... write resumed>) = 120 [pid 628] <... futex resumed>) = 0 [pid 636] <... openat resumed>) = 3 [pid 362] getdents64(3, [pid 647] <... rt_sigaction resumed>NULL, 8) = 0 [pid 636] chdir("./file0" [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 633] <... futex resumed>) = 0 [pid 628] <... mmap resumed>) = 0x7f2c0619a000 [pid 362] close(3 [pid 636] <... chdir resumed>) = 0 [pid 647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 646] <... prctl resumed>) = 0 [pid 636] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 362] <... close resumed>) = 0 [pid 647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 628] <... mprotect resumed>) = 0 [pid 362] rmdir("./8" [pid 647] <... mmap resumed>) = 0x7f2c061bb000 [pid 646] setpgid(0, 0 [pid 636] <... openat resumed>) = 4 [pid 628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 362] <... rmdir resumed>) = 0 [pid 647] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 362] mkdir("./9", 0777 [pid 647] <... mprotect resumed>) = 0 [pid 628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 362] <... mkdir resumed>) = 0 [pid 647] rt_sigprocmask(SIG_BLOCK, ~[], [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 647] <... rt_sigprocmask resumed>[], 8) = 0 [pid 646] <... setpgid resumed>) = 0 [pid 636] ioctl(4, LOOP_CLR_FD [pid 628] <... clone3 resumed> => {parent_tid=[650]}, 88) = 650 [pid 362] <... openat resumed>) = 3 [pid 647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 636] <... ioctl resumed>) = 0 [pid 628] rt_sigprocmask(SIG_SETMASK, [], [pid 362] ioctl(3, LOOP_CLR_FD [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 636] close(4 [pid 628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 647] <... clone3 resumed> => {parent_tid=[651]}, 88) = 651 [pid 628] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] close(3./strace-static-x86_64: Process 651 attached [pid 647] rt_sigprocmask(SIG_SETMASK, [], [pid 646] <... openat resumed>) = 3 [pid 636] <... close resumed>) = 0 [pid 628] <... futex resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 628] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 652 [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 650 attached [pid 650] set_robust_list(0x7f2c061ba9a0, 24./strace-static-x86_64: Process 652 attached ) = 0 [pid 650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 650] write(4, NULL, 120 [pid 652] set_robust_list(0x5555565f2760, 24 [pid 650] <... write resumed>) = -1 EFAULT (Bad address) [pid 650] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] <... set_robust_list resumed>) = 0 [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] write(3, "1000", 4 [pid 628] <... futex resumed>) = 0 [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] <... futex resumed>) = 0 [pid 628] <... futex resumed>) = 1 [pid 633] ioctl(-1, ASHMEM_SET_SIZE [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 633] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 628] <... futex resumed>) = 0 [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 633] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] <... write resumed>) = 4 [pid 636] <... futex resumed>) = 1 [pid 634] <... futex resumed>) = 0 [pid 633] <... socket resumed>) = 5 [pid 636] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] close(3 [pid 634] <... futex resumed>) = 0 [pid 633] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 628] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 646] <... close resumed>) = 0 [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 646] symlink("/dev/binderfs", "./binderfs" [pid 636] <... openat resumed>) = 4 [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 652] chdir("./9" [pid 651] set_robust_list(0x7f2c061db9a0, 24 [pid 650] <... futex resumed>) = 1 [pid 646] <... symlink resumed>) = 0 [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 634] <... futex resumed>) = 0 [pid 646] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] <... write resumed>) = 8 [pid 646] <... futex resumed>) = 0 [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 646] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 634] <... futex resumed>) = 0 [pid 636] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... rt_sigaction resumed>NULL, 8) = 0 [pid 636] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 646] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 634] <... futex resumed>) = 0 [pid 646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 636] <... mmap resumed>) = 0x20000000 [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... mmap resumed>) = 0x7f2c061bb000 [pid 646] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 636] <... futex resumed>) = 1 [pid 646] <... mprotect resumed>) = 0 [pid 634] <... futex resumed>) = 0 [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 646] rt_sigprocmask(SIG_BLOCK, ~[], [pid 636] write(4, 0x200000c0, 120 [pid 646] <... rt_sigprocmask resumed>[], 8) = 0 [pid 634] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 636] <... write resumed>) = 120 [pid 646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] <... mmap resumed>) = 0x7f2c0619a000 [pid 634] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 636] <... futex resumed>) = 0 [pid 646] <... clone3 resumed> => {parent_tid=[653]}, 88) = 653 [pid 636] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 634] <... mprotect resumed>) = 0 [pid 646] rt_sigprocmask(SIG_SETMASK, [], [pid 634] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 646] <... futex resumed>) = 0 [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 634] <... clone3 resumed> => {parent_tid=[654]}, 88) = 654 [pid 634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 634] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 36.271276][ T636] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 36.304906][ T633] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 634] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 654 attached ./strace-static-x86_64: Process 653 attached [pid 652] <... chdir resumed>) = 0 [pid 651] <... set_robust_list resumed>) = 0 [pid 650] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 651] rt_sigprocmask(SIG_SETMASK, [], [pid 652] <... prctl resumed>) = 0 [pid 651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 652] setpgid(0, 0 [pid 651] memfd_create("syzkaller", 0 [pid 652] <... setpgid resumed>) = 0 [pid 651] <... memfd_create resumed>) = 3 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 651] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 652] <... openat resumed>) = 3 [pid 651] <... mmap resumed>) = 0x7f2bfddbb000 [pid 652] write(3, "1000", 4) = 4 [pid 652] close(3) = 0 [pid 652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 652] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 653] set_robust_list(0x7f2c061db9a0, 24 [pid 652] <... rt_sigaction resumed>NULL, 8) = 0 [pid 653] <... set_robust_list resumed>) = 0 [pid 652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 653] rt_sigprocmask(SIG_SETMASK, [], [pid 652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 653] memfd_create("syzkaller", 0 [pid 652] <... mmap resumed>) = 0x7f2c061bb000 [pid 653] <... memfd_create resumed>) = 3 [pid 652] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 653] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 652] <... mprotect resumed>) = 0 [pid 653] <... mmap resumed>) = 0x7f2bfddbb000 [pid 652] rt_sigprocmask(SIG_BLOCK, ~[], [pid 651] 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"..., 1048576 [pid 652] <... rt_sigprocmask resumed>[], 8) = 0 [pid 652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[655]}, 88) = 655 [pid 652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 655 attached [pid 654] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 654] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 654] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 654] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] set_robust_list(0x7f2c061db9a0, 24 [pid 634] <... futex resumed>) = 0 [pid 653] 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"..., 1048576 [pid 651] <... write resumed>) = 1048576 [pid 655] <... set_robust_list resumed>) = 0 [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 651] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 651] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 651] ioctl(4, LOOP_SET_FD, 3 [pid 655] rt_sigprocmask(SIG_SETMASK, [], [pid 636] <... futex resumed>) = 0 [pid 634] <... futex resumed>) = 1 [pid 628] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 636] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 636] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] <... ioctl resumed>) = 0 [pid 651] close(3) = 0 [pid 655] memfd_create("syzkaller", 0 [pid 650] <... futex resumed>) = 0 [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] <... futex resumed>) = 1 [pid 650] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 650] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 650] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] close(4) = 0 [pid 651] mkdir("./file0", 0777) = 0 [ 36.323201][ T633] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 36.335299][ T633] EXT4-fs (loop3): This should not happen!! Data will be lost [ 36.335299][ T633] [ 36.345204][ T633] EXT4-fs (loop3): Total free blocks count 0 [ 36.351319][ T633] EXT4-fs (loop3): Free/Dirty block details [ 36.357152][ T633] EXT4-fs (loop3): free_blocks=2415919104 [ 36.363261][ T633] EXT4-fs (loop3): dirty_blocks=16 [pid 651] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 655] <... memfd_create resumed>) = 3 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... write resumed>) = 1048576 [pid 653] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 653] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 653] ioctl(4, LOOP_SET_FD, 3 [pid 655] <... mmap resumed>) = 0x7f2bfddbb000 [pid 634] <... futex resumed>) = 1 [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 633] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 633] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 633] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 633] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 636] <... futex resumed>) = 0 [pid 636] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] exit_group(0 [pid 650] <... futex resumed>) = ? [pid 636] <... futex resumed>) = 1 [pid 634] <... futex resumed>) = 0 [pid 628] <... exit_group resumed>) = ? [pid 650] +++ exited with 0 +++ [pid 636] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 634] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] 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"..., 1048576 [pid 636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 634] <... futex resumed>) = 0 [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 634] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 653] <... ioctl resumed>) = 0 [pid 653] close(3 [pid 633] <... futex resumed>) = ? [pid 653] <... close resumed>) = 0 [pid 653] close(4) = 0 [pid 653] mkdir("./file0", 0777) = 0 [pid 633] +++ exited with 0 +++ [pid 628] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 653] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 363] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 655] <... write resumed>) = 1048576 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./8/binderfs") = 0 [pid 363] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 655] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 655] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 655] close(3) = 0 [pid 655] close(4) = 0 [pid 655] mkdir("./file0", 0777) = 0 [ 36.368505][ T633] EXT4-fs (loop3): Block reservation details [ 36.375020][ T633] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 36.388571][ T636] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 36.408973][ T636] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 655] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 653] <... mount resumed>) = 0 [pid 653] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 653] chdir("./file0") = 0 [pid 653] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 653] ioctl(4, LOOP_CLR_FD) = 0 [pid 653] close(4 [pid 634] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 651] <... mount resumed>) = 0 [ 36.421213][ T636] EXT4-fs (loop0): This should not happen!! Data will be lost [ 36.421213][ T636] [ 36.431441][ T636] EXT4-fs (loop0): Total free blocks count 0 [ 36.433764][ T653] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 36.438153][ T651] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 36.455013][ T636] EXT4-fs (loop0): Free/Dirty block details [ 36.461133][ T636] EXT4-fs (loop0): free_blocks=2415919104 [ 36.466793][ T636] EXT4-fs (loop0): dirty_blocks=16 [pid 651] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 634] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = 0 [pid 634] <... futex resumed>) = 1 [pid 654] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 654] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 654] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] <... openat resumed>) = 3 [pid 651] chdir("./file0") = 0 [pid 651] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 655] <... mount resumed>) = 0 [pid 655] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 655] chdir("./file0") = 0 [pid 655] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 634] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 636] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 636] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 636] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 636] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 634] exit_group(0 [pid 654] <... futex resumed>) = ? [pid 634] <... exit_group resumed>) = ? [pid 654] +++ exited with 0 +++ [pid 636] <... futex resumed>) = ? [pid 653] <... close resumed>) = 0 [pid 651] <... openat resumed>) = 4 [pid 636] +++ exited with 0 +++ [pid 634] +++ exited with 0 +++ [pid 363] <... umount2 resumed>) = 0 [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] ioctl(4, LOOP_CLR_FD [pid 653] <... futex resumed>) = 1 [pid 651] <... ioctl resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] close(4 [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... openat resumed>) = 4 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 651] <... close resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 363] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] ioctl(4, LOOP_CLR_FD [pid 653] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... ioctl resumed>) = 0 [pid 653] <... openat resumed>) = 4 [pid 651] <... futex resumed>) = 1 [pid 647] <... futex resumed>) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] newfstatat(AT_FDCWD, "./8/file0", [pid 360] restart_syscall(<... resuming interrupted clone ...> [pid 653] <... futex resumed>) = 1 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... restart_syscall resumed>) = 0 [pid 655] close(4 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 651] <... openat resumed>) = 4 [pid 646] <... futex resumed>) = 0 [pid 653] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] <... close resumed>) = 0 [pid 653] <... write resumed>) = 8 [pid 651] <... futex resumed>) = 1 [pid 647] <... futex resumed>) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 653] <... futex resumed>) = 1 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... openat resumed>) = 4 [pid 360] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 651] <... write resumed>) = 8 [pid 646] <... futex resumed>) = 0 [pid 363] newfstatat(4, "", [pid 653] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 653] <... mmap resumed>) = 0x20000000 [pid 651] <... futex resumed>) = 1 [pid 647] <... futex resumed>) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 653] <... futex resumed>) = 1 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 363] getdents64(4, [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... openat resumed>) = 3 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 651] <... mmap resumed>) = 0x20000000 [pid 646] <... futex resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] newfstatat(3, "", [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] write(4, 0x200000c0, 120 [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] getdents64(4, [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 655] <... futex resumed>) = 1 [pid 653] <... write resumed>) = 120 [pid 652] <... futex resumed>) = 0 [pid 651] <... futex resumed>) = 1 [pid 647] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 655] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 363] close(4 [pid 360] getdents64(3, [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 652] <... futex resumed>) = 0 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 0 [pid 646] <... mmap resumed>) = 0x7f2c0619a000 [pid 363] <... close resumed>) = 0 [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 651] write(4, 0x200000c0, 120 [pid 646] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [ 36.468333][ T655] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 36.472219][ T636] EXT4-fs (loop0): Block reservation details [ 36.486465][ T636] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 655] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 651] <... write resumed>) = 120 [pid 647] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... mprotect resumed>) = 0 [pid 363] rmdir("./8/file0" [pid 360] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... futex resumed>) = 0 [pid 646] rt_sigprocmask(SIG_BLOCK, ~[], [pid 651] <... futex resumed>) = 0 [pid 646] <... rt_sigprocmask resumed>[], 8) = 0 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 363] <... rmdir resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 647] <... mmap resumed>) = 0x7f2c0619a000 [pid 646] <... clone3 resumed> => {parent_tid=[665]}, 88) = 665 [pid 363] getdents64(3, [pid 360] newfstatat(AT_FDCWD, "./9/binderfs", [pid 647] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 646] rt_sigprocmask(SIG_SETMASK, [], [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 647] <... mprotect resumed>) = 0 [pid 646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 647] rt_sigprocmask(SIG_BLOCK, ~[], [pid 646] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] close(3 [pid 647] <... rt_sigprocmask resumed>[], 8) = 0 [pid 646] <... futex resumed>) = 0 [pid 360] unlink("./9/binderfs" [pid 647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 646] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... close resumed>) = 0 ./strace-static-x86_64: Process 665 attached [pid 360] <... unlink resumed>) = 0 [pid 665] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 360] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] rmdir("./8" [pid 647] <... clone3 resumed> => {parent_tid=[666]}, 88) = 666 [pid 665] rt_sigprocmask(SIG_SETMASK, [], [pid 647] rt_sigprocmask(SIG_SETMASK, [], [pid 665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 665] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 665] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... futex resumed>) = 0 [pid 647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 1 [pid 653] ioctl(-1, ASHMEM_SET_SIZE [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 653] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 647] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 646] <... futex resumed>) = 0 [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] <... futex resumed>) = 0 [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 653] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 647] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 653] <... socket resumed>) = 5 [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 646] <... futex resumed>) = 0 [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 646] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 363] <... rmdir resumed>) = 0 [pid 363] mkdir("./9", 0777 [pid 665] <... futex resumed>) = 1 [pid 665] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 666 attached [pid 666] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 666] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 666] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... mkdir resumed>) = 0 [pid 647] <... futex resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 655] <... openat resumed>) = 4 [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... futex resumed>) = 0 [pid 647] <... futex resumed>) = 1 [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] ioctl(-1, ASHMEM_SET_SIZE [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... openat resumed>) = 3 [pid 651] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 655] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] ioctl(3, LOOP_CLR_FD [pid 655] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... futex resumed>) = 1 [pid 647] <... futex resumed>) = 0 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 652] <... futex resumed>) = 0 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... write resumed>) = 8 [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 0 [pid 363] close(3 [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 651] <... socket resumed>) = 5 [pid 363] <... close resumed>) = 0 [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 647] <... futex resumed>) = 0 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 0 [pid 655] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 647] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 667 attached [pid 666] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [ 36.528516][ T653] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 36.549897][ T651] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 36.560698][ T653] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 667] set_robust_list(0x5555565f2760, 24 [pid 666] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 667 [pid 646] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 646] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 665] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 1 [pid 665] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 646] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 665] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 665] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 646] <... futex resumed>) = 0 [pid 665] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] <... set_robust_list resumed>) = 0 [pid 655] <... mmap resumed>) = 0x20000000 [pid 667] chdir("./9" [pid 647] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 667] <... chdir resumed>) = 0 [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 666] <... futex resumed>) = 0 [pid 655] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 0 [pid 647] <... futex resumed>) = 1 [pid 667] <... prctl resumed>) = 0 [pid 666] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 655] write(4, 0x200000c0, 120 [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] setpgid(0, 0 [pid 666] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... write resumed>) = 120 [pid 652] <... futex resumed>) = 0 [pid 667] <... setpgid resumed>) = 0 [pid 666] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 666] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 652] <... futex resumed>) = 0 [pid 647] <... futex resumed>) = 0 [pid 667] <... openat resumed>) = 3 [pid 666] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 667] write(3, "1000", 4 [pid 652] <... mmap resumed>) = 0x7f2c0619a000 [pid 667] <... write resumed>) = 4 [pid 652] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 667] close(3 [pid 652] <... mprotect resumed>) = 0 [pid 667] <... close resumed>) = 0 [pid 652] rt_sigprocmask(SIG_BLOCK, ~[], [pid 667] symlink("/dev/binderfs", "./binderfs" [pid 652] <... rt_sigprocmask resumed>[], 8) = 0 [pid 667] <... symlink resumed>) = 0 [pid 652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 667] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] <... clone3 resumed> => {parent_tid=[668]}, 88) = 668 [pid 667] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 652] rt_sigprocmask(SIG_SETMASK, [], [pid 667] <... rt_sigaction resumed>NULL, 8) = 0 [pid 652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 667] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 652] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 652] <... futex resumed>) = 0 [pid 667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 652] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] <... mmap resumed>) = 0x7f2c061bb000 [pid 667] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 667] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[669]}, 88) = 669 [pid 667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 668 attached [pid 668] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 668] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 668] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = 0 [pid 652] <... futex resumed>) = 1 [pid 655] ioctl(-1, ASHMEM_SET_SIZE [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 655] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 652] <... futex resumed>) = 0 [pid 655] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... socket resumed>) = 5 [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 652] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 652] <... futex resumed>) = 0 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 652] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 36.565247][ T651] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 36.577523][ T653] EXT4-fs (loop4): This should not happen!! Data will be lost [ 36.577523][ T653] [ 36.590245][ T651] EXT4-fs (loop1): This should not happen!! Data will be lost [ 36.590245][ T651] [ 36.599194][ T653] EXT4-fs (loop4): Total free blocks count 0 ./strace-static-x86_64: Process 669 attached [pid 360] <... umount2 resumed>) = 0 [pid 669] set_robust_list(0x7f2c061db9a0, 24 [pid 668] <... futex resumed>) = 1 [pid 360] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... set_robust_list resumed>) = 0 [pid 668] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 36.619757][ T655] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 36.622038][ T653] EXT4-fs (loop4): Free/Dirty block details [ 36.635328][ T655] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 36.640372][ T653] EXT4-fs (loop4): free_blocks=2415919104 [ 36.652803][ T655] EXT4-fs (loop2): This should not happen!! Data will be lost [ 36.652803][ T655] [ 36.667387][ T653] EXT4-fs (loop4): dirty_blocks=16 [ 36.667730][ T651] EXT4-fs (loop1): Total free blocks count 0 [pid 669] rt_sigprocmask(SIG_SETMASK, [], [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 652] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 360] newfstatat(AT_FDCWD, "./9/file0", [pid 652] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 668] <... futex resumed>) = 0 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 669] memfd_create("syzkaller", 0 [pid 668] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 360] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... memfd_create resumed>) = 3 [pid 668] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 36.678244][ T653] EXT4-fs (loop4): Block reservation details [ 36.678250][ T653] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 36.678409][ T655] EXT4-fs (loop2): Total free blocks count 0 [ 36.685437][ T651] EXT4-fs (loop1): Free/Dirty block details [ 36.690671][ T655] EXT4-fs (loop2): Free/Dirty block details [ 36.696712][ T651] EXT4-fs (loop1): free_blocks=2415919104 [ 36.702078][ T655] EXT4-fs (loop2): free_blocks=2415919104 [ 36.708072][ T651] EXT4-fs (loop1): dirty_blocks=16 [ 36.713405][ T655] EXT4-fs (loop2): dirty_blocks=16 [pid 669] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 668] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 360] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 669] <... mmap resumed>) = 0x7f2bfddbb000 [pid 668] <... futex resumed>) = 1 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 652] <... futex resumed>) = 0 [pid 360] <... openat resumed>) = 4 [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 651] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 651] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 651] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 651] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] exit_group(0 [pid 666] <... futex resumed>) = ? [pid 647] <... exit_group resumed>) = ? [pid 666] +++ exited with 0 +++ [pid 651] <... futex resumed>) = ? [pid 651] +++ exited with 0 +++ [pid 647] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=647, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 361] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 361] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./8/binderfs" [pid 669] 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"..., 1048576 [pid 668] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 361] <... unlink resumed>) = 0 [pid 360] newfstatat(4, "", [pid 361] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 669] <... write resumed>) = 1048576 [pid 669] munmap(0x7f2bfddbb000, 138412032 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 360] getdents64(4, [pid 669] <... munmap resumed>) = 0 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 669] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 669] <... openat resumed>) = 4 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 360] getdents64(4, [pid 669] ioctl(4, LOOP_SET_FD, 3 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 360] close(4 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 360] <... close resumed>) = 0 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 360] rmdir("./9/file0" [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 360] <... rmdir resumed>) = 0 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 360] getdents64(3, [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 653] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 653] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 360] close(3 [pid 653] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 653] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... close resumed>) = 0 [pid 653] <... futex resumed>) = 0 [pid 360] rmdir("./9" [pid 653] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] <... rmdir resumed>) = 0 [pid 360] mkdir("./10", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 646] exit_group(0 [pid 665] <... futex resumed>) = ? [pid 646] <... exit_group resumed>) = ? [pid 665] +++ exited with 0 +++ [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 653] <... futex resumed>) = ? [pid 653] +++ exited with 0 +++ [pid 646] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 364] restart_syscall(<... resuming interrupted clone ...> [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 364] <... restart_syscall resumed>) = 0 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 364] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 364] getdents64(3, [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 364] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./9/binderfs" [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 364] <... unlink resumed>) = 0 [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 364] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 655] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 655] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 655] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] exit_group(0 [pid 668] <... futex resumed>) = ? [pid 655] <... futex resumed>) = ? [pid 652] <... exit_group resumed>) = ? [pid 668] +++ exited with 0 +++ [pid 655] +++ exited with 0 +++ [pid 652] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=652, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 362] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./9/binderfs") = 0 [ 36.719159][ T651] EXT4-fs (loop1): Block reservation details [ 36.723687][ T655] EXT4-fs (loop2): Block reservation details [ 36.729066][ T651] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 36.734257][ T655] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 362] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... ioctl resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 669] close(3 [pid 361] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... close resumed>) = 0 [pid 360] ioctl(3, LOOP_CLR_FD [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 669] close(4 [pid 361] newfstatat(AT_FDCWD, "./8/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./8/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./8") = 0 [pid 361] mkdir("./9", 0777) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 669] <... close resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] close(3 [pid 669] mkdir("./file0", 0777 [pid 364] <... umount2 resumed>) = 0 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] <... close resumed>) = 0 [pid 669] <... mkdir resumed>) = 0 [pid 361] close(3 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... close resumed>) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 669] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue"./strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x5555565f2760, 24) = 0 [pid 671] chdir("./10" [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 671 [pid 671] <... chdir resumed>) = 0 [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 671] setpgid(0, 0) = 0 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 672 [pid 671] <... openat resumed>) = 3 [pid 671] write(3, "1000", 4) = 4 [pid 671] close(3) = 0 [pid 671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 671] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 671] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 671] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[673]}, 88) = 673 [pid 671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 364] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 672 attached [pid 362] newfstatat(AT_FDCWD, "./9/file0", [pid 364] newfstatat(AT_FDCWD, "./9/file0", [pid 672] set_robust_list(0x5555565f2760, 24) = 0 [pid 672] chdir("./9" [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 672] <... chdir resumed>) = 0 [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... openat resumed>) = 4 [pid 362] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 672] <... prctl resumed>) = 0 [pid 672] setpgid(0, 0 [pid 364] newfstatat(4, "", [pid 362] <... openat resumed>) = 4 [pid 672] <... setpgid resumed>) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] newfstatat(4, "", [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 673 attached [pid 364] getdents64(4, [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 672] <... openat resumed>) = 3 [pid 672] write(3, "1000", 4) = 4 [pid 672] close(3) = 0 [pid 672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 672] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 672] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 672] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 672] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[676]}, 88) = 676 [pid 672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 676 attached [pid 676] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 676] memfd_create("syzkaller", 0) = 3 [pid 676] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, [pid 364] getdents64(4, [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] getdents64(4, [pid 673] set_robust_list(0x7f2c061db9a0, 24 [pid 364] close(4 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 673] <... set_robust_list resumed>) = 0 [pid 362] close(4 [pid 673] rt_sigprocmask(SIG_SETMASK, [], [pid 364] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] rmdir("./9/file0" [pid 673] memfd_create("syzkaller", 0 [pid 669] <... mount resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 362] rmdir("./9/file0") = 0 [pid 364] getdents64(3, [pid 673] <... memfd_create resumed>) = 3 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 673] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 362] getdents64(3, [pid 676] 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"..., 1048576 [pid 364] close(3 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 673] <... mmap resumed>) = 0x7f2bfddbb000 [pid 364] <... close resumed>) = 0 [pid 362] close(3 [pid 364] rmdir("./9" [pid 362] <... close resumed>) = 0 [pid 676] <... write resumed>) = 1048576 [pid 676] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 676] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 676] ioctl(4, LOOP_SET_FD, 3 [pid 673] 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"..., 1048576 [pid 676] <... ioctl resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 676] close(3) = 0 [pid 676] close(4 [pid 362] rmdir("./9" [pid 364] mkdir("./10", 0777 [pid 362] <... rmdir resumed>) = 0 [pid 364] <... mkdir resumed>) = 0 [pid 362] mkdir("./10", 0777 [pid 669] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 362] <... mkdir resumed>) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 669] <... openat resumed>) = 3 [pid 669] chdir("./file0") = 0 [pid 669] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 673] <... write resumed>) = 1048576 [pid 673] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 673] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 364] <... openat resumed>) = 3 [pid 362] <... openat resumed>) = 3 [pid 676] <... close resumed>) = 0 [pid 673] <... openat resumed>) = 4 [pid 669] <... openat resumed>) = 4 [pid 364] ioctl(3, LOOP_CLR_FD [pid 362] ioctl(3, LOOP_CLR_FD [pid 676] mkdir("./file0", 0777 [pid 673] ioctl(4, LOOP_SET_FD, 3 [pid 669] ioctl(4, LOOP_CLR_FD [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 364] close(3 [pid 362] close(3 [pid 676] <... mkdir resumed>) = 0 [ 36.888998][ T669] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 676] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 669] <... ioctl resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 673] <... ioctl resumed>) = 0 [pid 669] close(4 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 673] close(3 [pid 669] <... close resumed>) = 0 ./strace-static-x86_64: Process 679 attached [pid 673] <... close resumed>) = 0 [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 679 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 680 [pid 679] set_robust_list(0x5555565f2760, 24 [pid 673] close(4 [pid 669] <... futex resumed>) = 1 [pid 667] <... futex resumed>) = 0 [pid 679] <... set_robust_list resumed>) = 0 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] chdir("./10" [pid 669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 667] <... futex resumed>) = 0 [pid 679] <... chdir resumed>) = 0 [pid 669] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 669] <... openat resumed>) = 4 [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... prctl resumed>) = 0 [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] setpgid(0, 0 [pid 669] <... futex resumed>) = 0 [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... setpgid resumed>) = 0 [pid 669] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 667] <... futex resumed>) = 0 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 669] <... write resumed>) = 8 [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... openat resumed>) = 3 [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] write(3, "1000", 4 [pid 669] <... futex resumed>) = 0 [pid 679] <... write resumed>) = 4 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] close(3) = 0 [pid 679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 679] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 679] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[683]}, 88) = 683 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 680 attached [pid 680] set_robust_list(0x5555565f2760, 24) = 0 [pid 680] chdir("./10") = 0 [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 680] setpgid(0, 0) = 0 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 680] write(3, "1000", 4) = 4 [pid 680] close(3) = 0 [pid 680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 680] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 683 attached [pid 676] <... mount resumed>) = 0 [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] set_robust_list(0x7f2c061db9a0, 24 [pid 676] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 683] <... set_robust_list resumed>) = 0 [pid 669] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = 1 [pid 683] rt_sigprocmask(SIG_SETMASK, [], [pid 669] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] <... openat resumed>) = 3 [pid 669] <... mmap resumed>) = 0x20000000 [pid 683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 680] <... mmap resumed>) = 0x7f2c061bb000 [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 669] <... futex resumed>) = 1 [pid 680] <... mprotect resumed>) = 0 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] <... futex resumed>) = 0 [pid 683] memfd_create("syzkaller", 0 [pid 680] rt_sigprocmask(SIG_BLOCK, ~[], [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 667] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = 0 [pid 680] <... rt_sigprocmask resumed>[], 8) = 0 [pid 669] write(4, 0x200000c0, 120 [pid 667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 669] <... write resumed>) = 120 [pid 667] <... mmap resumed>) = 0x7f2c0619a000 [pid 683] <... memfd_create resumed>) = 3 [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 683] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 669] <... futex resumed>) = 0 [pid 667] <... mprotect resumed>) = 0 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] <... clone3 resumed> => {parent_tid=[684]}, 88) = 684 [pid 667] rt_sigprocmask(SIG_BLOCK, ~[], [pid 683] <... mmap resumed>) = 0x7f2bfddbb000 [pid 680] rt_sigprocmask(SIG_SETMASK, [], [pid 667] <... rt_sigprocmask resumed>[], 8) = 0 [pid 680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 680] <... futex resumed>) = 0 [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 667] <... clone3 resumed> => {parent_tid=[685]}, 88) = 685 [pid 667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 667] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 667] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 685 attached [pid 685] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 685] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 685] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 667] <... futex resumed>) = 0 [pid 685] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 684 attached [pid 669] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = 1 [pid 669] ioctl(-1, ASHMEM_SET_SIZE [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 667] <... futex resumed>) = 0 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 667] <... futex resumed>) = 0 [pid 669] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 684] rt_sigprocmask(SIG_SETMASK, [], [pid 669] <... socket resumed>) = 5 [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] <... futex resumed>) = 0 [pid 667] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 669] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = 1 [pid 684] memfd_create("syzkaller", 0 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 667] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... memfd_create resumed>) = 3 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 684] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 676] chdir("./file0" [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 684] <... mmap resumed>) = 0x7f2bfddbb000 [pid 673] <... close resumed>) = 0 [pid 673] mkdir("./file0", 0777 [pid 676] <... chdir resumed>) = 0 [pid 673] <... mkdir resumed>) = 0 [pid 676] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 673] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 683] 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"..., 1048576 [pid 684] 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"..., 1048576 [pid 683] <... write resumed>) = 1048576 [pid 683] munmap(0x7f2bfddbb000, 138412032) = 0 [ 36.975612][ T676] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 36.990428][ T669] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 683] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 684] <... write resumed>) = 1048576 [pid 684] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 684] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 676] <... openat resumed>) = 4 [pid 676] ioctl(4, LOOP_CLR_FD) = 0 [pid 683] <... openat resumed>) = 4 [pid 684] <... openat resumed>) = 4 [pid 684] ioctl(4, LOOP_SET_FD, 3 [pid 676] close(4 [pid 683] ioctl(4, LOOP_SET_FD, 3 [pid 684] <... ioctl resumed>) = 0 [pid 676] <... close resumed>) = 0 [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] close(3) = 0 [pid 672] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 684] close(4 [pid 683] <... ioctl resumed>) = 0 [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] close(3) = 0 [pid 683] close(4) = 0 [pid 683] mkdir("./file0", 0777 [pid 685] <... futex resumed>) = 0 [pid 684] <... close resumed>) = 0 [pid 683] <... mkdir resumed>) = 0 [pid 676] <... futex resumed>) = 0 [pid 672] <... futex resumed>) = 1 [pid 667] <... futex resumed>) = 1 [pid 683] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 685] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 684] mkdir("./file0", 0777 [pid 676] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... mkdir resumed>) = 0 [pid 685] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 684] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 676] <... openat resumed>) = 4 [pid 685] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] <... futex resumed>) = 0 [pid 685] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 676] <... futex resumed>) = 1 [pid 672] <... futex resumed>) = 0 [pid 676] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... write resumed>) = 8 [pid 672] <... futex resumed>) = 0 [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... mount resumed>) = 0 [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] <... futex resumed>) = 0 [pid 672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 673] <... openat resumed>) = 3 [pid 673] chdir("./file0") = 0 [pid 673] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 673] ioctl(4, LOOP_CLR_FD) = 0 [ 37.017954][ T669] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 37.031426][ T669] EXT4-fs (loop3): This should not happen!! Data will be lost [ 37.031426][ T669] [ 37.041798][ T669] EXT4-fs (loop3): Total free blocks count 0 [ 37.048149][ T669] EXT4-fs (loop3): Free/Dirty block details [ 37.057157][ T673] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 37.066609][ T669] EXT4-fs (loop3): free_blocks=2415919104 [pid 673] close(4 [pid 676] <... futex resumed>) = 0 [pid 673] <... close resumed>) = 0 [pid 672] <... futex resumed>) = 1 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 673] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... futex resumed>) = 0 [pid 672] <... futex resumed>) = 1 [pid 671] <... futex resumed>) = 0 [pid 676] write(4, 0x200000c0, 120 [pid 672] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... write resumed>) = 120 [pid 672] <... futex resumed>) = 0 [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 676] <... futex resumed>) = 0 [pid 672] <... mmap resumed>) = 0x7f2c0619a000 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 672] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[692]}, 88) = 692 [pid 672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 672] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 672] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 692 attached [pid 692] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 692] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 673] <... futex resumed>) = 0 [pid 671] <... futex resumed>) = 1 [pid 673] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 673] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = 0 [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... futex resumed>) = 0 [pid 672] <... futex resumed>) = 1 [pid 676] ioctl(-1, ASHMEM_SET_SIZE [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 672] <... futex resumed>) = 0 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] <... futex resumed>) = 0 [pid 676] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] <... socket resumed>) = 5 [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 672] <... futex resumed>) = 0 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] <... futex resumed>) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 672] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 692] <... futex resumed>) = 1 [pid 683] <... mount resumed>) = 0 [pid 671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 692] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 683] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 683] <... openat resumed>) = 3 [pid 673] <... futex resumed>) = 0 [pid 671] <... futex resumed>) = 1 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 683] chdir("./file0" [pid 673] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 683] <... chdir resumed>) = 0 [pid 673] <... write resumed>) = 8 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 683] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [ 37.073009][ T669] EXT4-fs (loop3): dirty_blocks=16 [ 37.078407][ T669] EXT4-fs (loop3): Block reservation details [ 37.085273][ T669] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 37.093616][ T683] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 37.098375][ T676] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 683] <... openat resumed>) = 4 [pid 673] <... futex resumed>) = 1 [pid 671] <... futex resumed>) = 0 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 683] ioctl(4, LOOP_CLR_FD [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 683] <... ioctl resumed>) = 0 [pid 671] <... futex resumed>) = 0 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 683] close(4 [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 683] <... close resumed>) = 0 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 683] <... futex resumed>) = 1 [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 669] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 669] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 669] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 669] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... futex resumed>) = 0 [pid 673] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 667] exit_group(0 [pid 685] <... futex resumed>) = ? [pid 669] <... futex resumed>) = ? [pid 667] <... exit_group resumed>) = ? [pid 685] +++ exited with 0 +++ [pid 669] +++ exited with 0 +++ [pid 667] +++ exited with 0 +++ [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... mmap resumed>) = 0x20000000 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 684] <... mount resumed>) = 0 [pid 684] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 684] chdir("./file0") = 0 [pid 684] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 684] ioctl(4, LOOP_CLR_FD) = 0 [pid 684] close(4 [pid 672] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 679] <... futex resumed>) = 1 [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = 0 [pid 683] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = 1 [pid 671] <... futex resumed>) = 0 [pid 672] <... futex resumed>) = 1 [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 692] <... futex resumed>) = 0 [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 671] <... futex resumed>) = 0 [pid 692] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 671] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... futex resumed>) = 0 [pid 692] <... futex resumed>) = 0 [pid 671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 692] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... mmap resumed>) = 0x7f2c0619a000 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 671] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] write(4, 0x200000c0, 120 [pid 363] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[695]}, 88) = 695 [pid 679] <... futex resumed>) = 1 [pid 673] <... write resumed>) = 120 [pid 363] <... openat resumed>) = 3 [pid 683] <... futex resumed>) = 0 [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 671] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] newfstatat(3, "", [pid 683] <... write resumed>) = 8 [pid 673] <... futex resumed>) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 671] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] getdents64(3, [pid 683] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 684] <... close resumed>) = 0 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 679] <... futex resumed>) = 0 [pid 363] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... mmap resumed>) = 0x20000000 [pid 680] <... futex resumed>) = 0 [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 680] <... futex resumed>) = 0 [pid 363] newfstatat(AT_FDCWD, "./9/binderfs", [pid 683] <... futex resumed>) = 1 [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... futex resumed>) = 0 [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] unlink("./9/binderfs" [pid 679] <... futex resumed>) = 0 [pid 683] write(4, 0x200000c0, 120 [pid 684] <... futex resumed>) = 1 [pid 684] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 679] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... unlink resumed>) = 0 [pid 683] <... write resumed>) = 120 [pid 679] <... futex resumed>) = 0 [pid 363] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 683] <... futex resumed>) = 0 [pid 679] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... mprotect resumed>) = 0 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[696]}, 88) = 696 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... openat resumed>) = 4 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... futex resumed>) = 1 [pid 684] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... futex resumed>) = 1 [pid 684] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 680] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 680] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[697]}, 88) = 697 [pid 680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 680] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... futex resumed>) = 1 [pid 684] write(4, 0x200000c0, 120) = 120 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 684] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 696 attached [pid 696] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 696] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 696] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 695 attached [pid 695] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 695] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 695] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... futex resumed>) = 0 [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = 0 [pid 671] <... futex resumed>) = 1 [pid 673] ioctl(-1, ASHMEM_SET_SIZE [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 671] <... futex resumed>) = 0 [pid 673] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 673] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... socket resumed>) = 5 [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 671] <... futex resumed>) = 0 [pid 673] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 37.118530][ T676] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 37.131067][ T676] EXT4-fs (loop1): This should not happen!! Data will be lost [ 37.131067][ T676] [ 37.133433][ T684] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 37.141280][ T676] EXT4-fs (loop1): Total free blocks count 0 [ 37.167336][ T676] EXT4-fs (loop1): Free/Dirty block details ./strace-static-x86_64: Process 697 attached [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 697] set_robust_list(0x7f2c061ba9a0, 24 [pid 695] <... futex resumed>) = 1 [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... set_robust_list resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 683] <... futex resumed>) = 0 [pid 695] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 697] rt_sigprocmask(SIG_SETMASK, [], [pid 683] ioctl(-1, ASHMEM_SET_SIZE [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 680] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 684] <... futex resumed>) = 0 [pid 680] <... futex resumed>) = 1 [pid 684] ioctl(-1, ASHMEM_SET_SIZE [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 684] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 671] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... futex resumed>) = 1 [pid 684] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 671] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] <... futex resumed>) = 0 [pid 684] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] <... socket resumed>) = 5 [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 680] <... futex resumed>) = 0 [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 680] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 680] <... futex resumed>) = 0 [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 680] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 37.172101][ T673] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 37.173605][ T676] EXT4-fs (loop1): free_blocks=2415919104 [ 37.194019][ T673] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 37.206727][ T673] EXT4-fs (loop0): This should not happen!! Data will be lost [ 37.206727][ T673] [ 37.206839][ T676] EXT4-fs (loop1): dirty_blocks=16 [pid 697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 695] <... futex resumed>) = 0 [pid 683] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 697] write(4, NULL, 120 [pid 695] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [ 37.217577][ T676] EXT4-fs (loop1): Block reservation details [ 37.224348][ T684] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 37.227506][ T676] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 37.243446][ T673] EXT4-fs (loop0): Total free blocks count 0 [ 37.247990][ T684] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 37.253605][ T673] EXT4-fs (loop0): Free/Dirty block details [pid 697] <... write resumed>) = -1 EFAULT (Bad address) [pid 695] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 697] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 680] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] <... futex resumed>) = 1 [pid 695] <... futex resumed>) = 0 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 680] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=39000000} [pid 697] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 695] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 683] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 363] <... umount2 resumed>) = 0 [pid 697] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... socket resumed>) = 5 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 363] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [ 37.265951][ T684] EXT4-fs (loop2): This should not happen!! Data will be lost [ 37.265951][ T684] [ 37.271421][ T673] EXT4-fs (loop0): free_blocks=2415919104 [ 37.281139][ T684] EXT4-fs (loop2): Total free blocks count 0 [ 37.286704][ T673] EXT4-fs (loop0): dirty_blocks=16 [ 37.292648][ T684] EXT4-fs (loop2): Free/Dirty block details [ 37.297749][ T673] EXT4-fs (loop0): Block reservation details [ 37.307013][ T684] EXT4-fs (loop2): free_blocks=2415919104 [ 37.314444][ T673] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 37.315231][ T684] EXT4-fs (loop2): dirty_blocks=16 [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 697] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 697] <... futex resumed>) = 1 [pid 683] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 363] newfstatat(AT_FDCWD, "./9/file0", [pid 697] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 363] <... openat resumed>) = 4 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 363] newfstatat(4, "", [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] getdents64(4, [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 679] <... futex resumed>) = 0 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 363] getdents64(4, [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 679] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 363] close(4 [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 363] <... close resumed>) = 0 [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 683] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 363] rmdir("./9/file0" [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 679] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 676] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 673] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 363] <... rmdir resumed>) = 0 [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 676] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 676] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 363] getdents64(3, [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 676] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 673] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 673] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 671] exit_group(0 [pid 695] <... futex resumed>) = ? [pid 671] <... exit_group resumed>) = ? [pid 695] +++ exited with 0 +++ [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 684] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 684] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 684] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 684] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 673] +++ exited with 0 +++ [pid 671] +++ exited with 0 +++ [pid 676] <... futex resumed>) = 0 [pid 676] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] close(3 [pid 680] exit_group(0 [pid 363] <... close resumed>) = 0 [pid 680] <... exit_group resumed>) = ? [pid 363] rmdir("./9") = 0 [pid 363] mkdir("./10", 0777) = 0 [pid 672] exit_group(0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 676] <... futex resumed>) = ? [pid 672] <... exit_group resumed>) = ? [pid 363] <... openat resumed>) = 3 [pid 676] +++ exited with 0 +++ [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 699 [pid 684] <... futex resumed>) = ? [pid 684] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=671, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 697] <... futex resumed>) = ? [pid 697] +++ exited with 0 +++ [pid 680] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=680, si_uid=0, si_status=0, si_utime=1, si_stime=10} --- [pid 360] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... openat resumed>) = 3 [pid 362] <... openat resumed>) = 3 [pid 360] newfstatat(3, "", [pid 362] newfstatat(3, "", [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, [pid 362] getdents64(3, [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 692] <... futex resumed>) = ? [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./10/binderfs", [pid 362] newfstatat(AT_FDCWD, "./10/binderfs", [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./10/binderfs" [pid 362] unlink("./10/binderfs" [pid 360] <... unlink resumed>) = 0 [pid 362] <... unlink resumed>) = 0 [pid 360] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 692] +++ exited with 0 +++ [pid 672] +++ exited with 0 +++ [pid 362] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=672, si_uid=0, si_status=0, si_utime=1, si_stime=11} --- [pid 361] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 361] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./9/binderfs") = 0 [pid 361] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 699 attached [ 37.325175][ T684] EXT4-fs (loop2): Block reservation details [ 37.331026][ T684] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 37.340607][ T683] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 37.355505][ T683] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 699] set_robust_list(0x5555565f2760, 24) = 0 [pid 699] chdir("./10") = 0 [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 699] setpgid(0, 0) = 0 [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 699] write(3, "1000", 4) = 4 [pid 699] close(3) = 0 [pid 699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 699] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 699] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 679] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 679] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... mmap resumed>) = 0x7f2c061bb000 [pid 696] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 1 [pid 699] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 696] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 679] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 699] <... mprotect resumed>) = 0 [pid 696] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 696] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 696] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 696] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] <... clone3 resumed> => {parent_tid=[700]}, 88) = 700 [pid 699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 700 attached [pid 700] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 700] memfd_create("syzkaller", 0) = 3 [pid 700] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 700] 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"..., 1048576) = 1048576 [pid 700] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 700] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./10/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./10/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./10") = 0 [pid 360] mkdir("./11", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 683] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 683] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 683] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] exit_group(0 [pid 696] <... futex resumed>) = ? [pid 679] <... exit_group resumed>) = ? [pid 696] +++ exited with 0 +++ [pid 683] <... futex resumed>) = ? [pid 683] +++ exited with 0 +++ [pid 679] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 364] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./10/binderfs") = 0 [pid 364] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 700] <... openat resumed>) = 4 [ 37.377066][ T683] EXT4-fs (loop4): This should not happen!! Data will be lost [ 37.377066][ T683] [ 37.387118][ T683] EXT4-fs (loop4): Total free blocks count 0 [ 37.393568][ T683] EXT4-fs (loop4): Free/Dirty block details [ 37.399865][ T683] EXT4-fs (loop4): free_blocks=2415919104 [ 37.406842][ T683] EXT4-fs (loop4): dirty_blocks=16 [ 37.412052][ T683] EXT4-fs (loop4): Block reservation details [ 37.418205][ T683] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 700] ioctl(4, LOOP_SET_FD, 3 [pid 361] <... umount2 resumed>) = 0 [pid 361] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 700] <... ioctl resumed>) = 0 [pid 700] close(3 [pid 364] <... umount2 resumed>) = 0 [pid 362] <... umount2 resumed>) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... openat resumed>) = 3 [pid 700] <... close resumed>) = 0 [pid 364] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./9/file0", [pid 360] ioctl(3, LOOP_CLR_FD [pid 700] close(4 [pid 364] newfstatat(AT_FDCWD, "./10/file0", [pid 362] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 364] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] close(3 [pid 364] getdents64(4, [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] newfstatat(AT_FDCWD, "./10/file0", [pid 361] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... close resumed>) = 0 [pid 364] close(4) = 0 [pid 361] <... openat resumed>) = 4 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] rmdir("./10/file0" [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] newfstatat(4, "", [pid 364] <... rmdir resumed>) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] close(3) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] getdents64(4, [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 702 [pid 364] rmdir("./10") = 0 [pid 362] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] mkdir("./11", 0777 [pid 361] getdents64(4, [pid 364] <... mkdir resumed>) = 0 [pid 362] <... openat resumed>) = 4 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] newfstatat(4, "", [pid 361] close(4) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] rmdir("./9/file0"./strace-static-x86_64: Process 702 attached [pid 702] set_robust_list(0x5555565f2760, 24) = 0 [pid 702] chdir("./11" [pid 361] <... rmdir resumed>) = 0 [pid 362] getdents64(4, [pid 361] getdents64(3, [pid 702] <... chdir resumed>) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... close resumed>) = 0 [pid 362] getdents64(4, [pid 361] rmdir("./9" [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 702] setpgid(0, 0) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] mkdir("./10", 0777 [pid 362] close(4 [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 702] write(3, "1000", 4) = 4 [pid 702] close(3) = 0 [pid 702] symlink("/dev/binderfs", "./binderfs" [pid 361] <... mkdir resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 362] rmdir("./10/file0") = 0 [pid 702] <... symlink resumed>) = 0 [pid 702] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 702] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 702] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 362] getdents64(3, [pid 702] <... rt_sigprocmask resumed>[], 8) = 0 [pid 702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./10" [pid 702] <... clone3 resumed> => {parent_tid=[703]}, 88) = 703 [pid 702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 362] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 703 attached [pid 362] mkdir("./11", 0777 [pid 703] set_robust_list(0x7f2c061db9a0, 24 [pid 362] <... mkdir resumed>) = 0 [pid 703] <... set_robust_list resumed>) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 703] memfd_create("syzkaller", 0) = 3 [pid 703] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 703] 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"..., 1048576 [pid 700] <... close resumed>) = 0 [pid 364] <... openat resumed>) = 3 [pid 700] mkdir("./file0", 0777 [pid 364] ioctl(3, LOOP_CLR_FD [pid 700] <... mkdir resumed>) = 0 [pid 700] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 703] <... write resumed>) = 1048576 [pid 703] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 703] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... openat resumed>) = 3 [pid 361] <... openat resumed>) = 3 [pid 703] ioctl(4, LOOP_SET_FD, 3 [pid 364] close(3 [pid 362] ioctl(3, LOOP_CLR_FD [pid 361] ioctl(3, LOOP_CLR_FD [pid 703] <... ioctl resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 703] close(3 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] close(3 [pid 361] close(3 [pid 703] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 703] close(4 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 705 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 707 ./strace-static-x86_64: Process 705 attached ./strace-static-x86_64: Process 709 attached [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 709 [pid 705] set_robust_list(0x5555565f2760, 24) = 0 [pid 705] chdir("./11") = 0 [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 705] setpgid(0, 0) = 0 [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 705] write(3, "1000", 4) = 4 [pid 705] close(3) = 0 [pid 705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 705] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 707 attached [pid 705] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 705] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 707] set_robust_list(0x5555565f2760, 24 [pid 705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 709] set_robust_list(0x5555565f2760, 24) = 0 [pid 709] chdir("./10" [pid 700] <... mount resumed>) = 0 [pid 705] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 707] <... set_robust_list resumed>) = 0 [pid 707] chdir("./11" [pid 709] <... chdir resumed>) = 0 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 705] <... mprotect resumed>) = 0 [pid 709] setpgid(0, 0) = 0 [pid 705] rt_sigprocmask(SIG_BLOCK, ~[], [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 707] <... chdir resumed>) = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 709] <... openat resumed>) = 3 [pid 705] <... rt_sigprocmask resumed>[], 8) = 0 [pid 707] <... prctl resumed>) = 0 [pid 707] setpgid(0, 0 [pid 705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 710 attached [pid 709] write(3, "1000", 4 [pid 707] <... setpgid resumed>) = 0 [pid 700] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 709] <... write resumed>) = 4 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 705] <... clone3 resumed> => {parent_tid=[710]}, 88) = 710 [pid 709] close(3 [pid 707] <... openat resumed>) = 3 [pid 705] rt_sigprocmask(SIG_SETMASK, [], [pid 710] set_robust_list(0x7f2c061db9a0, 24 [pid 700] <... openat resumed>) = 3 [pid 709] <... close resumed>) = 0 [pid 707] write(3, "1000", 4 [pid 705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 709] symlink("/dev/binderfs", "./binderfs" [pid 707] <... write resumed>) = 4 [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] close(3 [pid 705] <... futex resumed>) = 0 [pid 707] <... close resumed>) = 0 [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 709] <... symlink resumed>) = 0 [pid 709] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] symlink("/dev/binderfs", "./binderfs" [pid 709] <... futex resumed>) = 0 [pid 710] <... set_robust_list resumed>) = 0 [pid 709] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 707] <... symlink resumed>) = 0 [pid 700] chdir("./file0" [pid 709] <... rt_sigaction resumed>NULL, 8) = 0 [pid 709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 707] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... mmap resumed>) = 0x7f2c061bb000 [pid 709] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 707] <... futex resumed>) = 0 [pid 709] <... mprotect resumed>) = 0 [pid 707] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 700] <... chdir resumed>) = 0 [pid 709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 700] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 709] <... clone3 resumed> => {parent_tid=[711]}, 88) = 711 [pid 709] rt_sigprocmask(SIG_SETMASK, [], [pid 707] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 707] <... mprotect resumed>) = 0 [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 707] <... clone3 resumed> => {parent_tid=[712]}, 88) = 712 [pid 707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 711 attached [pid 711] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 712 attached [pid 711] memfd_create("syzkaller", 0 [pid 710] rt_sigprocmask(SIG_SETMASK, [], [pid 711] <... memfd_create resumed>) = 3 [pid 711] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 712] set_robust_list(0x7f2c061db9a0, 24 [pid 711] 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"..., 1048576 [pid 710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 712] <... set_robust_list resumed>) = 0 [pid 710] memfd_create("syzkaller", 0 [pid 712] rt_sigprocmask(SIG_SETMASK, [], [pid 710] <... memfd_create resumed>) = 3 [pid 712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 710] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 712] memfd_create("syzkaller", 0) = 3 [pid 711] <... write resumed>) = 1048576 [pid 711] munmap(0x7f2bfddbb000, 138412032 [pid 712] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 711] <... munmap resumed>) = 0 [pid 711] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 710] 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"..., 1048576 [pid 712] 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"..., 1048576) = 1048576 [pid 712] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 712] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 710] <... write resumed>) = 1048576 [pid 711] <... openat resumed>) = 4 [pid 710] munmap(0x7f2bfddbb000, 138412032 [pid 703] <... close resumed>) = 0 [pid 700] <... openat resumed>) = 4 [pid 703] mkdir("./file0", 0777 [pid 700] ioctl(4, LOOP_CLR_FD [pid 703] <... mkdir resumed>) = 0 [pid 700] <... ioctl resumed>) = 0 [pid 703] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 700] close(4) = 0 [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 699] <... futex resumed>) = 0 [pid 700] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 700] <... futex resumed>) = 0 [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 711] ioctl(4, LOOP_SET_FD, 3 [pid 700] <... openat resumed>) = 4 [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 699] <... futex resumed>) = 0 [pid 700] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] <... write resumed>) = 8 [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 699] <... futex resumed>) = 0 [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 699] <... futex resumed>) = 0 [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] <... mmap resumed>) = 0x20000000 [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] <... munmap resumed>) = 0 [pid 710] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 700] <... futex resumed>) = 1 [pid 699] <... futex resumed>) = 0 [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] write(4, 0x200000c0, 120 [pid 699] <... futex resumed>) = 0 [pid 700] <... write resumed>) = 120 [pid 699] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 700] <... futex resumed>) = 0 [pid 699] <... mmap resumed>) = 0x7f2c0619a000 [pid 700] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 699] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 711] <... ioctl resumed>) = 0 [pid 711] close(3 [pid 699] <... clone3 resumed> => {parent_tid=[714]}, 88) = 714 [pid 699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... close resumed>) = 0 [pid 711] close(4 [pid 699] <... futex resumed>) = 0 [pid 699] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... openat resumed>) = 4 [pid 710] <... openat resumed>) = 4 [pid 712] ioctl(4, LOOP_SET_FD, 3 [pid 710] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 714 attached [pid 714] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 714] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 714] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 714] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] <... futex resumed>) = 0 [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 700] <... futex resumed>) = 0 [pid 700] ioctl(-1, ASHMEM_SET_SIZE [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 699] <... futex resumed>) = 0 [pid 700] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 699] <... futex resumed>) = 0 [pid 700] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] <... socket resumed>) = 5 [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 699] <... futex resumed>) = 0 [pid 700] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 699] <... futex resumed>) = 0 [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 699] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 37.585300][ T700] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 703] <... mount resumed>) = 0 [pid 703] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 703] chdir("./file0") = 0 [pid 703] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 711] <... close resumed>) = 0 [pid 711] mkdir("./file0", 0777) = 0 [pid 711] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 710] <... ioctl resumed>) = 0 [pid 710] close(3) = 0 [pid 710] close(4 [pid 712] <... ioctl resumed>) = 0 [pid 712] close(3) = 0 [ 37.640398][ T700] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 37.653935][ T703] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 37.655040][ T700] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 37.675818][ T700] EXT4-fs (loop3): This should not happen!! Data will be lost [ 37.675818][ T700] [pid 712] close(4 [pid 699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 699] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = 0 [pid 699] <... futex resumed>) = 1 [pid 714] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 699] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 714] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 714] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 699] <... futex resumed>) = 0 [pid 714] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 700] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 700] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 700] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 699] exit_group(0 [pid 714] <... futex resumed>) = ? [pid 699] <... exit_group resumed>) = ? [pid 714] +++ exited with 0 +++ [pid 700] +++ exited with 0 +++ [pid 699] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=699, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./10/binderfs") = 0 [pid 363] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 710] <... close resumed>) = 0 [ 37.685699][ T700] EXT4-fs (loop3): Total free blocks count 0 [ 37.691653][ T700] EXT4-fs (loop3): Free/Dirty block details [ 37.697314][ T700] EXT4-fs (loop3): free_blocks=2415919104 [ 37.702921][ T700] EXT4-fs (loop3): dirty_blocks=16 [ 37.707891][ T700] EXT4-fs (loop3): Block reservation details [ 37.713840][ T700] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 710] mkdir("./file0", 0777) = 0 [pid 710] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 712] <... close resumed>) = 0 [pid 703] <... openat resumed>) = 4 [pid 712] mkdir("./file0", 0777 [pid 703] ioctl(4, LOOP_CLR_FD [pid 712] <... mkdir resumed>) = 0 [pid 712] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 711] <... mount resumed>) = 0 [pid 711] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 711] chdir("./file0") = 0 [pid 711] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 703] <... ioctl resumed>) = 0 [pid 711] <... openat resumed>) = 4 [pid 703] close(4 [pid 711] ioctl(4, LOOP_CLR_FD) = 0 [pid 711] close(4) = 0 [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 709] <... futex resumed>) = 0 [pid 711] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 703] <... close resumed>) = 0 [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 709] <... futex resumed>) = 0 [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... umount2 resumed>) = 0 [pid 711] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 702] <... futex resumed>) = 0 [pid 363] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] <... openat resumed>) = 4 [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 702] <... futex resumed>) = 0 [pid 363] newfstatat(AT_FDCWD, "./10/file0", [pid 711] <... futex resumed>) = 1 [pid 709] <... futex resumed>) = 0 [pid 703] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 709] <... futex resumed>) = 0 [pid 703] <... openat resumed>) = 4 [pid 363] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] <... write resumed>) = 8 [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 703] <... futex resumed>) = 1 [pid 702] <... futex resumed>) = 0 [pid 363] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 711] <... futex resumed>) = 0 [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... openat resumed>) = 4 [pid 711] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 709] <... futex resumed>) = 0 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 702] <... futex resumed>) = 0 [pid 363] newfstatat(4, "", [pid 711] <... mmap resumed>) = 0x20000000 [ 37.812043][ T711] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 711] <... futex resumed>) = 0 [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... write resumed>) = 8 [pid 363] getdents64(4, [pid 711] write(4, 0x200000c0, 120 [pid 709] <... futex resumed>) = 0 [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 711] <... write resumed>) = 120 [pid 709] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = 1 [pid 702] <... futex resumed>) = 0 [pid 363] getdents64(4, [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 702] <... futex resumed>) = 0 [pid 363] close(4 [pid 709] <... mmap resumed>) = 0x7f2c0619a000 [pid 703] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... close resumed>) = 0 [pid 709] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 703] <... mmap resumed>) = 0x20000000 [pid 363] rmdir("./10/file0" [pid 709] <... mprotect resumed>) = 0 [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rmdir resumed>) = 0 [pid 709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 703] <... futex resumed>) = 1 [pid 702] <... futex resumed>) = 0 [pid 363] getdents64(3, [pid 709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 711] <... futex resumed>) = 0 [pid 709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 702] <... futex resumed>) = 0 [pid 363] close(3 [pid 711] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 703] write(4, 0x200000c0, 120 [pid 702] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... close resumed>) = 0 [pid 709] <... clone3 resumed> => {parent_tid=[725]}, 88) = 725 [pid 703] <... write resumed>) = 120 [pid 702] <... futex resumed>) = 0 [pid 363] rmdir("./10" [pid 709] rt_sigprocmask(SIG_SETMASK, [], [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 363] <... rmdir resumed>) = 0 [pid 709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 703] <... futex resumed>) = 0 [pid 702] <... mmap resumed>) = 0x7f2c0619a000 [pid 363] mkdir("./11", 0777 [pid 709] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 363] <... mkdir resumed>) = 0 [pid 709] <... futex resumed>) = 0 [pid 702] <... mprotect resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 709] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 363] <... openat resumed>) = 3 [pid 702] <... rt_sigprocmask resumed>[], 8) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] close(3./strace-static-x86_64: Process 726 attached [pid 712] <... mount resumed>) = 0 [pid 710] <... mount resumed>) = 0 [pid 702] <... clone3 resumed> => {parent_tid=[726]}, 88) = 726 [pid 363] <... close resumed>) = 0 [pid 702] rt_sigprocmask(SIG_SETMASK, [], [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 702] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 727 [pid 702] <... futex resumed>) = 0 [pid 702] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 710] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 712] <... openat resumed>) = 3 [pid 726] set_robust_list(0x7f2c061ba9a0, 24 [pid 710] <... openat resumed>) = 3 ./strace-static-x86_64: Process 725 attached [pid 725] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 725] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 725] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... futex resumed>) = 0 [pid 709] <... futex resumed>) = 1 [pid 711] ioctl(-1, ASHMEM_SET_SIZE [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... futex resumed>) = 1 [pid 711] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 725] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 709] <... futex resumed>) = 0 [pid 711] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 709] <... futex resumed>) = 0 ./strace-static-x86_64: Process 727 attached [pid 726] <... set_robust_list resumed>) = 0 [pid 712] chdir("./file0" [pid 711] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 710] chdir("./file0" [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 711] <... socket resumed>) = 5 [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 709] <... futex resumed>) = 0 [pid 711] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 709] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 709] <... futex resumed>) = 0 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 709] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 37.876379][ T712] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 37.886335][ T710] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 37.912183][ T711] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 727] set_robust_list(0x5555565f2760, 24 [pid 726] rt_sigprocmask(SIG_SETMASK, [], [pid 712] <... chdir resumed>) = 0 [pid 710] <... chdir resumed>) = 0 [pid 727] <... set_robust_list resumed>) = 0 [pid 726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 712] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 710] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 727] chdir("./11" [pid 726] write(4, NULL, 120 [pid 712] <... openat resumed>) = 4 [pid 710] <... openat resumed>) = 4 [pid 727] <... chdir resumed>) = 0 [pid 726] <... write resumed>) = -1 EFAULT (Bad address) [pid 712] ioctl(4, LOOP_CLR_FD [pid 710] ioctl(4, LOOP_CLR_FD [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 726] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... ioctl resumed>) = 0 [pid 710] <... ioctl resumed>) = 0 [pid 727] <... prctl resumed>) = 0 [pid 726] <... futex resumed>) = 1 [pid 712] close(4 [pid 710] close(4 [pid 727] setpgid(0, 0 [pid 726] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] <... close resumed>) = 0 [pid 710] <... close resumed>) = 0 [pid 727] <... setpgid resumed>) = 0 [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 712] <... futex resumed>) = 1 [pid 710] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 727] <... openat resumed>) = 3 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] write(3, "1000", 4 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 727] <... write resumed>) = 4 [pid 712] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 710] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 727] close(3 [pid 712] <... openat resumed>) = 4 [pid 710] <... openat resumed>) = 4 [pid 727] <... close resumed>) = 0 [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] symlink("/dev/binderfs", "./binderfs" [pid 712] <... futex resumed>) = 1 [pid 710] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 727] <... symlink resumed>) = 0 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 727] <... futex resumed>) = 0 [pid 712] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 710] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 712] <... write resumed>) = 8 [pid 710] <... write resumed>) = 8 [pid 727] <... rt_sigaction resumed>NULL, 8) = 0 [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 712] <... futex resumed>) = 1 [pid 710] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 727] <... mmap resumed>) = 0x7f2c061bb000 [pid 712] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 710] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 727] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 712] <... mmap resumed>) = 0x20000000 [pid 710] <... mmap resumed>) = 0x20000000 [pid 727] <... mprotect resumed>) = 0 [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 712] <... futex resumed>) = 1 [pid 710] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 712] write(4, 0x200000c0, 120 [pid 710] write(4, 0x200000c0, 120 [pid 707] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] <... futex resumed>) = 1 ./strace-static-x86_64: Process 728 attached [pid 727] <... clone3 resumed> => {parent_tid=[728]}, 88) = 728 [pid 712] <... write resumed>) = 120 [pid 710] <... write resumed>) = 120 [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 703] <... futex resumed>) = 0 [pid 727] rt_sigprocmask(SIG_SETMASK, [], [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 712] <... futex resumed>) = 0 [pid 710] <... futex resumed>) = 0 [pid 707] <... mmap resumed>) = 0x7f2c0619a000 [pid 705] <... mmap resumed>) = 0x7f2c0619a000 [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 705] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 727] <... futex resumed>) = 0 [pid 707] <... mprotect resumed>) = 0 [pid 705] <... mprotect resumed>) = 0 [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 705] rt_sigprocmask(SIG_BLOCK, ~[], [pid 707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 705] <... rt_sigprocmask resumed>[], 8) = 0 [pid 707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 707] <... clone3 resumed> => {parent_tid=[729]}, 88) = 729 [pid 705] <... clone3 resumed> => {parent_tid=[730]}, 88) = 730 [pid 707] rt_sigprocmask(SIG_SETMASK, [], [pid 705] rt_sigprocmask(SIG_SETMASK, [], [pid 707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 707] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 707] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 705] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 729 attached [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 728] set_robust_list(0x7f2c061db9a0, 24 [pid 709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 703] ioctl(-1, ASHMEM_SET_SIZE [pid 729] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 729] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 730 attached NULL, 8) = 0 [pid 730] set_robust_list(0x7f2c061ba9a0, 24 [pid 729] write(4, NULL, 120 [pid 730] <... set_robust_list resumed>) = 0 [pid 729] <... write resumed>) = -1 EFAULT (Bad address) [pid 730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 729] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 707] <... futex resumed>) = 0 [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... futex resumed>) = 0 [pid 707] <... futex resumed>) = 1 [pid 712] ioctl(-1, ASHMEM_SET_SIZE [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 707] <... futex resumed>) = 0 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 712] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 728] <... set_robust_list resumed>) = 0 [pid 712] <... socket resumed>) = 5 [pid 709] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 707] <... futex resumed>) = 0 [pid 730] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 1 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 1 [pid 729] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 0 [pid 730] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 707] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 710] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 1 [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 710] ioctl(-1, ASHMEM_SET_SIZE [ 37.926995][ T711] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 37.944777][ T711] EXT4-fs (loop1): This should not happen!! Data will be lost [ 37.944777][ T711] [ 37.954949][ T711] EXT4-fs (loop1): Total free blocks count 0 [ 37.961148][ T711] EXT4-fs (loop1): Free/Dirty block details [ 37.966987][ T711] EXT4-fs (loop1): free_blocks=2415919104 [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 710] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 728] rt_sigprocmask(SIG_SETMASK, [], [pid 725] <... futex resumed>) = 0 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 1 [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] <... futex resumed>) = 1 [pid 705] <... futex resumed>) = 0 [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 705] <... futex resumed>) = 0 [pid 710] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... socket resumed>) = 5 [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 705] <... futex resumed>) = 0 [pid 710] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 705] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 705] <... futex resumed>) = 0 [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 705] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 725] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 709] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 702] <... futex resumed>) = 0 [ 37.972652][ T711] EXT4-fs (loop1): dirty_blocks=16 [ 37.975970][ T712] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 37.977773][ T711] EXT4-fs (loop1): Block reservation details [ 37.995857][ T710] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 37.998061][ T711] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 728] memfd_create("syzkaller", 0 [pid 725] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... memfd_create resumed>) = 3 [pid 725] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 707] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 702] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 705] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = 1 [pid 730] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 705] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 730] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 705] <... futex resumed>) = 0 [pid 730] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 725] <... futex resumed>) = 1 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 709] <... futex resumed>) = 0 [pid 707] <... futex resumed>) = 1 [pid 703] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 729] <... futex resumed>) = 0 [pid 729] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 729] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 38.013549][ T712] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.030144][ T710] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.031095][ T712] EXT4-fs (loop2): This should not happen!! Data will be lost [ 38.031095][ T712] [ 38.042835][ T710] EXT4-fs (loop4): This should not happen!! Data will be lost [ 38.042835][ T710] [ 38.053958][ T712] EXT4-fs (loop2): Total free blocks count 0 [ 38.061629][ T710] EXT4-fs (loop4): Total free blocks count 0 [pid 729] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] <... mmap resumed>) = 0x7f2bfddbb000 [pid 725] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 707] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... socket resumed>) = 5 [pid 728] 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"..., 1048576 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 703] <... futex resumed>) = 1 [pid 702] <... futex resumed>) = 0 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 702] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 702] <... futex resumed>) = 0 [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 702] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 728] <... write resumed>) = 1048576 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 728] munmap(0x7f2bfddbb000, 138412032 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [ 38.069151][ T712] EXT4-fs (loop2): Free/Dirty block details [ 38.073406][ T710] EXT4-fs (loop4): Free/Dirty block details [ 38.079517][ T712] EXT4-fs (loop2): free_blocks=2415919104 [ 38.091133][ T703] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 38.091485][ T712] EXT4-fs (loop2): dirty_blocks=16 [ 38.109599][ T710] EXT4-fs (loop4): free_blocks=2415919104 [ 38.111795][ T712] EXT4-fs (loop2): Block reservation details [ 38.116756][ T710] EXT4-fs (loop4): dirty_blocks=16 [pid 728] <... munmap resumed>) = 0 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 728] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 712] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 712] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 712] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 712] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] <... openat resumed>) = 4 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 707] exit_group(0 [pid 702] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 728] ioctl(4, LOOP_SET_FD, 3 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 729] <... futex resumed>) = ? [pid 726] <... futex resumed>) = 0 [pid 712] <... futex resumed>) = ? [pid 707] <... exit_group resumed>) = ? [pid 702] <... futex resumed>) = 1 [pid 729] +++ exited with 0 +++ [pid 726] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 712] +++ exited with 0 +++ [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 707] +++ exited with 0 +++ [pid 702] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 726] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 726] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./11/binderfs") = 0 [pid 362] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [ 38.123134][ T712] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 38.127794][ T703] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.136151][ T710] EXT4-fs (loop4): Block reservation details [ 38.145386][ T703] EXT4-fs (loop0): This should not happen!! Data will be lost [ 38.145386][ T703] [ 38.154524][ T710] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 38.160759][ T703] EXT4-fs (loop0): Total free blocks count 0 [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 710] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 710] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 710] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] exit_group(0 [pid 730] <... futex resumed>) = ? [pid 705] <... exit_group resumed>) = ? [pid 730] +++ exited with 0 +++ [pid 710] <... futex resumed>) = ? [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 710] +++ exited with 0 +++ [pid 705] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=705, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 364] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./11/binderfs") = 0 [pid 364] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 711] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 711] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 711] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] <... ioctl resumed>) = 0 [pid 728] close(3 [pid 709] exit_group(0 [pid 725] <... futex resumed>) = ? [pid 709] <... exit_group resumed>) = ? [pid 725] +++ exited with 0 +++ [pid 711] <... futex resumed>) = ? [pid 728] <... close resumed>) = 0 [pid 728] close(4 [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 711] +++ exited with 0 +++ [pid 709] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 361] restart_syscall(<... resuming interrupted clone ...> [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 361] <... restart_syscall resumed>) = 0 [pid 361] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./10/binderfs") = 0 [pid 361] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 703] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 703] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 703] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 703] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] exit_group(0) = ? [pid 726] <... futex resumed>) = ? [pid 703] <... futex resumed>) = ? [pid 703] +++ exited with 0 +++ [pid 726] +++ exited with 0 +++ [pid 702] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=702, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 360] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./11/binderfs") = 0 [pid 360] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./11/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./11") = 0 [pid 728] <... close resumed>) = 0 [pid 362] mkdir("./12", 0777 [pid 728] mkdir("./file0", 0777) = 0 [pid 728] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 362] <... mkdir resumed>) = 0 [ 38.172779][ T703] EXT4-fs (loop0): Free/Dirty block details [ 38.178813][ T703] EXT4-fs (loop0): free_blocks=2415919104 [ 38.184782][ T703] EXT4-fs (loop0): dirty_blocks=16 [ 38.190125][ T703] EXT4-fs (loop0): Block reservation details [ 38.197856][ T703] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 364] <... umount2 resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 361] <... umount2 resumed>) = 0 [pid 364] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] ioctl(3, LOOP_CLR_FD [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 364] newfstatat(AT_FDCWD, "./11/file0", [pid 362] close(3 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] <... close resumed>) = 0 [pid 361] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = 0 [pid 364] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 734 [pid 364] <... openat resumed>) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, ./strace-static-x86_64: Process 734 attached 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] newfstatat(AT_FDCWD, "./10/file0", [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./11/file0" [pid 734] set_robust_list(0x5555565f2760, 24 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] newfstatat(AT_FDCWD, "./11/file0", [pid 361] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 734] <... set_robust_list resumed>) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... rmdir resumed>) = 0 [pid 734] chdir("./12" [pid 361] <... openat resumed>) = 4 [pid 360] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 734] <... chdir resumed>) = 0 [pid 728] <... mount resumed>) = 0 [pid 364] getdents64(3, [pid 361] newfstatat(4, "", [pid 360] <... openat resumed>) = 4 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] newfstatat(4, "", [pid 361] getdents64(4, [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, [pid 361] getdents64(4, [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] getdents64(4, [pid 361] close(4 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... close resumed>) = 0 [pid 360] close(4 [pid 361] rmdir("./10/file0" [pid 360] <... close resumed>) = 0 [pid 734] <... prctl resumed>) = 0 [pid 728] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 364] close(3 [pid 361] <... rmdir resumed>) = 0 [pid 360] rmdir("./11/file0" [pid 734] setpgid(0, 0 [pid 364] <... close resumed>) = 0 [pid 361] getdents64(3, [pid 360] <... rmdir resumed>) = 0 [pid 734] <... setpgid resumed>) = 0 [pid 728] <... openat resumed>) = 3 [pid 364] rmdir("./11" [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] getdents64(3, [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 361] close(3 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... close resumed>) = 0 [pid 360] close(3 [pid 361] rmdir("./10" [pid 360] <... close resumed>) = 0 [pid 734] <... openat resumed>) = 3 [pid 364] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 360] rmdir("./11" [pid 734] write(3, "1000", 4 [pid 728] chdir("./file0" [pid 364] mkdir("./12", 0777 [pid 361] mkdir("./11", 0777 [pid 360] <... rmdir resumed>) = 0 [pid 734] <... write resumed>) = 4 [pid 364] <... mkdir resumed>) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 360] mkdir("./12", 0777 [pid 734] close(3 [pid 728] <... chdir resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] <... mkdir resumed>) = 0 [pid 734] <... close resumed>) = 0 [pid 364] <... openat resumed>) = 3 [pid 361] <... openat resumed>) = 3 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 734] symlink("/dev/binderfs", "./binderfs" [pid 364] ioctl(3, LOOP_CLR_FD [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] <... openat resumed>) = 3 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] ioctl(3, LOOP_CLR_FD [pid 361] close(3 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 734] <... symlink resumed>) = 0 [pid 728] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... close resumed>) = 0 [pid 360] close(3 [pid 734] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... openat resumed>) = 4 [pid 364] close(3 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... close resumed>) = 0 ./strace-static-x86_64: Process 736 attached [pid 734] <... futex resumed>) = 0 [pid 728] ioctl(4, LOOP_CLR_FD [pid 364] <... close resumed>) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 736 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 737 ./strace-static-x86_64: Process 737 attached [pid 737] set_robust_list(0x5555565f2760, 24) = 0 [pid 737] chdir("./12") = 0 [pid 737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 737] setpgid(0, 0) = 0 [pid 737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 737] write(3, "1000", 4) = 4 [pid 734] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 737] close(3) = 0 [pid 737] symlink("/dev/binderfs", "./binderfs") = 0 [pid 734] <... rt_sigaction resumed>NULL, 8) = 0 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 738 [pid 737] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 737] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 737] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 734] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 728] <... ioctl resumed>) = 0 [pid 734] <... clone3 resumed> => {parent_tid=[739]}, 88) = 739 [pid 734] rt_sigprocmask(SIG_SETMASK, [], [pid 728] close(4 [pid 734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... close resumed>) = 0 [pid 737] <... clone3 resumed> => {parent_tid=[740]}, 88) = 740 [pid 737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 738 attached [pid 738] set_robust_list(0x5555565f2760, 24) = 0 [pid 738] chdir("./12") = 0 [pid 738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 738] setpgid(0, 0) = 0 [pid 738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 734] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 728] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... openat resumed>) = 3 [pid 738] write(3, "1000", 4) = 4 [pid 738] close(3) = 0 [pid 738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 738] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 738] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 728] <... openat resumed>) = 4 [pid 738] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 739 attached [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 728] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 728] <... write resumed>) = 8 [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 727] <... futex resumed>) = 0 [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 728] <... mmap resumed>) = 0x20000000 [pid 738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 728] write(4, 0x200000c0, 120 [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 728] <... write resumed>) = 120 [pid 727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[741]}, 88) = 741 [pid 727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 727] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] memfd_create("syzkaller", 0) = 3 [pid 738] <... clone3 resumed> => {parent_tid=[742]}, 88) = 742 [pid 738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 739] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 728] <... futex resumed>) = 0 [pid 728] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 742 attached ./strace-static-x86_64: Process 741 attached ./strace-static-x86_64: Process 740 attached [pid 736] set_robust_list(0x5555565f2760, 24) = 0 [pid 742] set_robust_list(0x7f2c061db9a0, 24 [pid 741] set_robust_list(0x7f2c061ba9a0, 24 [pid 740] set_robust_list(0x7f2c061db9a0, 24 [pid 742] <... set_robust_list resumed>) = 0 [pid 741] <... set_robust_list resumed>) = 0 [pid 740] <... set_robust_list resumed>) = 0 [pid 736] chdir("./11") = 0 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 736] setpgid(0, 0) = 0 [pid 742] rt_sigprocmask(SIG_SETMASK, [], [pid 741] rt_sigprocmask(SIG_SETMASK, [], [pid 740] rt_sigprocmask(SIG_SETMASK, [], [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 736] <... openat resumed>) = 3 [pid 736] write(3, "1000", 4) = 4 [pid 742] memfd_create("syzkaller", 0 [pid 740] memfd_create("syzkaller", 0 [pid 736] close(3) = 0 [pid 736] symlink("/dev/binderfs", "./binderfs" [pid 742] <... memfd_create resumed>) = 3 [pid 741] write(4, NULL, 120 [pid 740] <... memfd_create resumed>) = 3 [pid 736] <... symlink resumed>) = 0 [pid 736] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 740] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 742] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 741] <... write resumed>) = -1 EFAULT (Bad address) [pid 736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 736] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 736] rt_sigprocmask(SIG_BLOCK, ~[], [pid 742] <... mmap resumed>) = 0x7f2bfddbb000 [pid 741] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... mmap resumed>) = 0x7f2bfddbb000 [pid 736] <... rt_sigprocmask resumed>[], 8) = 0 [pid 736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[743]}, 88) = 743 [pid 736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 743 attached [pid 743] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 743] memfd_create("syzkaller", 0) = 3 [pid 743] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 742] 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"..., 1048576 [pid 743] 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"..., 1048576 [pid 741] <... futex resumed>) = 1 [pid 727] <... futex resumed>) = 0 [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... futex resumed>) = 0 [pid 727] <... futex resumed>) = 1 [pid 728] ioctl(-1, ASHMEM_SET_SIZE [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 728] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 728] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 727] <... futex resumed>) = 0 [pid 728] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [ 38.431418][ T728] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 741] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] <... socket resumed>) = 5 [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 727] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 727] <... futex resumed>) = 0 [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 727] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 743] <... write resumed>) = 1048576 [pid 742] <... write resumed>) = 1048576 [pid 740] 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"..., 1048576 [pid 739] 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"..., 1048576 [pid 742] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 740] <... write resumed>) = 1048576 [pid 743] munmap(0x7f2bfddbb000, 138412032 [pid 742] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 743] <... munmap resumed>) = 0 [pid 742] ioctl(4, LOOP_SET_FD, 3 [pid 743] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 740] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 740] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 739] <... write resumed>) = 1048576 [pid 739] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 739] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 743] <... openat resumed>) = 4 [pid 742] <... ioctl resumed>) = 0 [pid 743] ioctl(4, LOOP_SET_FD, 3 [pid 740] <... openat resumed>) = 4 [pid 739] <... openat resumed>) = 4 [pid 740] ioctl(4, LOOP_SET_FD, 3 [pid 739] ioctl(4, LOOP_SET_FD, 3 [pid 742] close(3) = 0 [pid 742] close(4 [pid 743] <... ioctl resumed>) = 0 [pid 743] close(3) = 0 [pid 743] close(4 [pid 727] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 727] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 38.493727][ T728] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 38.508812][ T728] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.521844][ T728] EXT4-fs (loop3): This should not happen!! Data will be lost [ 38.521844][ T728] [ 38.531609][ T728] EXT4-fs (loop3): Total free blocks count 0 [ 38.537398][ T728] EXT4-fs (loop3): Free/Dirty block details [pid 727] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 741] <... futex resumed>) = 0 [pid 743] <... close resumed>) = 0 [pid 741] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 743] mkdir("./file0", 0777) = 0 [pid 743] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 740] <... ioctl resumed>) = 0 [pid 740] close(3) = 0 [pid 740] close(4 [pid 741] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 741] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 727] <... futex resumed>) = 0 [pid 741] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... ioctl resumed>) = 0 [pid 739] close(3) = 0 [pid 739] close(4 [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 728] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 728] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 728] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 728] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 727] exit_group(0 [pid 741] <... futex resumed>) = ? [pid 727] <... exit_group resumed>) = ? [pid 741] +++ exited with 0 +++ [pid 728] <... futex resumed>) = ? [pid 728] +++ exited with 0 +++ [pid 727] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=727, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./11/binderfs") = 0 [ 38.543570][ T728] EXT4-fs (loop3): free_blocks=2415919104 [ 38.549170][ T728] EXT4-fs (loop3): dirty_blocks=16 [ 38.554404][ T728] EXT4-fs (loop3): Block reservation details [ 38.560259][ T728] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 363] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 742] <... close resumed>) = 0 [pid 740] <... close resumed>) = 0 [pid 742] mkdir("./file0", 0777 [pid 740] mkdir("./file0", 0777 [pid 742] <... mkdir resumed>) = 0 [pid 742] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 740] <... mkdir resumed>) = 0 [pid 740] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 739] <... close resumed>) = 0 [pid 739] mkdir("./file0", 0777) = 0 [pid 739] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./11/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./11") = 0 [pid 363] mkdir("./12", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 752 ./strace-static-x86_64: Process 752 attached [pid 743] <... mount resumed>) = 0 [pid 743] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 743] chdir("./file0") = 0 [pid 743] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 743] ioctl(4, LOOP_CLR_FD) = 0 [pid 743] close(4 [pid 752] set_robust_list(0x5555565f2760, 24 [pid 740] <... mount resumed>) = 0 [pid 752] <... set_robust_list resumed>) = 0 [pid 752] chdir("./12" [pid 743] <... close resumed>) = 0 [pid 740] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 739] <... mount resumed>) = 0 [pid 752] <... chdir resumed>) = 0 [pid 740] <... openat resumed>) = 3 [pid 752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 740] chdir("./file0" [pid 752] <... prctl resumed>) = 0 [pid 740] <... chdir resumed>) = 0 [pid 752] setpgid(0, 0 [pid 740] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 752] <... setpgid resumed>) = 0 [pid 740] <... openat resumed>) = 4 [pid 752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 740] ioctl(4, LOOP_CLR_FD [pid 752] <... openat resumed>) = 3 [pid 740] <... ioctl resumed>) = 0 [pid 752] write(3, "1000", 4 [pid 740] close(4 [pid 752] <... write resumed>) = 4 [pid 740] <... close resumed>) = 0 [pid 752] close(3 [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... close resumed>) = 0 [pid 740] <... futex resumed>) = 1 [pid 737] <... futex resumed>) = 0 [pid 752] symlink("/dev/binderfs", "./binderfs" [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... symlink resumed>) = 0 [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... futex resumed>) = 0 [pid 740] <... openat resumed>) = 4 [pid 752] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... rt_sigaction resumed>NULL, 8) = 0 [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... futex resumed>) = 1 [pid 739] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 737] <... futex resumed>) = 0 [pid 752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 743] <... futex resumed>) = 1 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... openat resumed>) = 3 [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] <... futex resumed>) = 0 [pid 752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] chdir("./file0" [pid 737] <... futex resumed>) = 0 [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 739] <... chdir resumed>) = 0 [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 736] <... futex resumed>) = 0 [pid 752] <... mmap resumed>) = 0x7f2c061bb000 [pid 743] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 740] <... write resumed>) = 8 [pid 739] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 743] <... openat resumed>) = 4 [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... openat resumed>) = 4 [pid 752] <... mprotect resumed>) = 0 [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... futex resumed>) = 1 [pid 737] <... futex resumed>) = 0 [pid 752] rt_sigprocmask(SIG_BLOCK, ~[], [pid 743] <... futex resumed>) = 1 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] ioctl(4, LOOP_CLR_FD [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] <... futex resumed>) = 0 [pid 752] <... rt_sigprocmask resumed>[], 8) = 0 [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] <... ioctl resumed>) = 0 [pid 737] <... futex resumed>) = 0 [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 739] close(4 [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 736] <... futex resumed>) = 0 [pid 743] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 740] <... mmap resumed>) = 0x20000000 [pid 739] <... close resumed>) = 0 [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... clone3 resumed> => {parent_tid=[757]}, 88) = 757 [pid 743] <... write resumed>) = 8 [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] rt_sigprocmask(SIG_SETMASK, [], [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... futex resumed>) = 1 [pid 739] <... futex resumed>) = 1 [pid 737] <... futex resumed>) = 0 [pid 734] <... futex resumed>) = 0 [pid 752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 743] <... futex resumed>) = 1 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] <... futex resumed>) = 0 [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = 0 [pid 752] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] write(4, 0x200000c0, 120 [pid 739] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 737] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 743] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 742] <... mount resumed>) = 0 [pid 740] <... write resumed>) = 120 [pid 739] <... openat resumed>) = 4 [pid 737] <... futex resumed>) = 0 [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] <... mmap resumed>) = 0x20000000 [pid 742] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... openat resumed>) = 3 [pid 740] <... futex resumed>) = 0 [pid 739] <... futex resumed>) = 1 [pid 737] <... mmap resumed>) = 0x7f2c0619a000 [pid 734] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = 1 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 742] chdir("./file0" [pid 736] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] <... mprotect resumed>) = 0 [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 742] <... chdir resumed>) = 0 [pid 739] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 736] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] write(4, 0x200000c0, 120 [pid 742] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 739] <... write resumed>) = 8 [pid 737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 736] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 757 attached [pid 743] <... write resumed>) = 120 [pid 742] <... openat resumed>) = 4 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 736] <... futex resumed>) = 0 [pid 757] set_robust_list(0x7f2c061db9a0, 24 [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] ioctl(4, LOOP_CLR_FD [pid 739] <... futex resumed>) = 1 [pid 736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 734] <... futex resumed>) = 0 [pid 757] <... set_robust_list resumed>) = 0 [pid 743] <... futex resumed>) = 0 [pid 742] <... ioctl resumed>) = 0 [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] <... clone3 resumed> => {parent_tid=[758]}, 88) = 758 [ 38.769500][ T743] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 38.769552][ T739] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 38.791511][ T740] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 38.804578][ T742] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 736] <... mmap resumed>) = 0x7f2c0619a000 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 758 attached [pid 757] rt_sigprocmask(SIG_SETMASK, [], [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 742] close(4 [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] rt_sigprocmask(SIG_SETMASK, [], [pid 736] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 734] <... futex resumed>) = 0 [pid 742] <... close resumed>) = 0 [pid 739] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 736] <... mprotect resumed>) = 0 [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... mmap resumed>) = 0x20000000 [pid 737] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] rt_sigprocmask(SIG_BLOCK, ~[], [pid 742] <... futex resumed>) = 1 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 0 [pid 736] <... rt_sigprocmask resumed>[], 8) = 0 [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... futex resumed>) = 1 [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 734] <... futex resumed>) = 0 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 736] <... clone3 resumed> => {parent_tid=[759]}, 88) = 759 [pid 734] <... futex resumed>) = 0 [pid 739] write(4, 0x200000c0, 120 [pid 736] rt_sigprocmask(SIG_SETMASK, [], [pid 734] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... write resumed>) = 120 [pid 736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 734] <... futex resumed>) = 0 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 739] <... futex resumed>) = 0 [pid 736] <... futex resumed>) = 0 [pid 734] <... mmap resumed>) = 0x7f2c0619a000 [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 742] <... openat resumed>) = 4 [pid 734] <... mprotect resumed>) = 0 [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 742] <... futex resumed>) = 1 [pid 738] <... futex resumed>) = 0 [pid 734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 742] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 742] <... write resumed>) = 8 [pid 738] <... futex resumed>) = 0 [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... clone3 resumed> => {parent_tid=[760]}, 88) = 760 [pid 742] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] rt_sigprocmask(SIG_SETMASK, [], [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... futex resumed>) = 0 ./strace-static-x86_64: Process 760 attached ./strace-static-x86_64: Process 759 attached [pid 742] <... mmap resumed>) = 0x20000000 [pid 734] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 738] <... futex resumed>) = 0 [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... futex resumed>) = 0 [pid 742] write(4, 0x200000c0, 120 [pid 738] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 742] <... write resumed>) = 120 [pid 738] <... mmap resumed>) = 0x7f2c0619a000 [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 742] <... futex resumed>) = 0 [pid 738] <... mprotect resumed>) = 0 [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[761]}, 88) = 761 [pid 738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 738] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 759] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 759] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 759] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] <... futex resumed>) = 0 [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... futex resumed>) = 0 [pid 736] <... futex resumed>) = 1 [pid 743] ioctl(-1, ASHMEM_SET_SIZE [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 736] <... futex resumed>) = 0 [pid 743] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] <... socket resumed>) = 5 [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 736] <... futex resumed>) = 0 [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 736] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 760] set_robust_list(0x7f2c061ba9a0, 24 [pid 759] <... futex resumed>) = 1 [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 761 attached [pid 758] set_robust_list(0x7f2c061ba9a0, 24 [pid 757] memfd_create("syzkaller", 0 [pid 761] set_robust_list(0x7f2c061ba9a0, 24 [pid 758] <... set_robust_list resumed>) = 0 [pid 757] <... memfd_create resumed>) = 3 [pid 761] <... set_robust_list resumed>) = 0 [pid 758] rt_sigprocmask(SIG_SETMASK, [], [pid 757] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 761] rt_sigprocmask(SIG_SETMASK, [], [pid 758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 757] <... mmap resumed>) = 0x7f2bfddbb000 [pid 761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 758] write(4, NULL, 120 [pid 757] 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"..., 1048576 [pid 761] write(4, NULL, 120 [pid 758] <... write resumed>) = -1 EFAULT (Bad address) [pid 761] <... write resumed>) = -1 EFAULT (Bad address) [pid 758] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... futex resumed>) = 1 [pid 761] <... futex resumed>) = 1 [pid 758] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 760] <... set_robust_list resumed>) = 0 [pid 759] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 0 [pid 757] <... write resumed>) = 1048576 [pid 757] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 757] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 757] ioctl(4, LOOP_SET_FD, 3 [pid 760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 760] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 760] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 760] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = 1 [pid 742] ioctl(-1, ASHMEM_SET_SIZE [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 742] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 738] <... futex resumed>) = 0 [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... futex resumed>) = 0 [pid 742] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 742] <... socket resumed>) = 5 [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 738] <... futex resumed>) = 0 [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... futex resumed>) = 0 [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 738] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = 0 [pid 740] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 1 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] ioctl(-1, ASHMEM_SET_SIZE [pid 739] <... futex resumed>) = 0 [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... futex resumed>) = 1 [pid 740] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 739] ioctl(-1, ASHMEM_SET_SIZE [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 740] <... futex resumed>) = 1 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] <... futex resumed>) = 0 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... futex resumed>) = 1 [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = 0 [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... futex resumed>) = 0 [pid 740] <... socket resumed>) = 5 [pid 739] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... socket resumed>) = 5 [pid 740] <... futex resumed>) = 1 [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] <... futex resumed>) = 0 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... futex resumed>) = 1 [pid 737] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = 0 [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] <... futex resumed>) = 0 [pid 734] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... futex resumed>) = 0 [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 734] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 38.844105][ T743] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 38.859306][ T743] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.870700][ T742] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 757] <... ioctl resumed>) = 0 [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 757] close(3 [pid 737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 736] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 737] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] <... futex resumed>) = 1 [pid 734] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] <... futex resumed>) = 1 [pid 736] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... futex resumed>) = 1 [pid 737] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 38.874882][ T740] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 38.894962][ T742] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.900954][ T739] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 38.913173][ T742] EXT4-fs (loop4): This should not happen!! Data will be lost [ 38.913173][ T742] [ 38.927439][ T743] EXT4-fs (loop1): This should not happen!! Data will be lost [pid 734] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 760] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 0 [pid 758] <... futex resumed>) = 0 [pid 757] <... close resumed>) = 0 [pid 738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 760] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 759] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 758] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 757] close(4 [pid 738] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 760] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 758] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 738] <... futex resumed>) = 1 [pid 737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 761] <... futex resumed>) = 0 [pid 760] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [ 38.927439][ T743] [ 38.936807][ T742] EXT4-fs (loop4): Total free blocks count 0 [ 38.946360][ T740] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.952198][ T742] EXT4-fs (loop4): Free/Dirty block details [ 38.963897][ T739] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 38.981713][ T743] EXT4-fs (loop1): Total free blocks count 0 [ 38.982277][ T742] EXT4-fs (loop4): free_blocks=2415919104 [pid 738] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 760] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 0 [pid 758] <... futex resumed>) = 0 [pid 761] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 760] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [ 38.988160][ T743] EXT4-fs (loop1): Free/Dirty block details [ 38.994090][ T742] EXT4-fs (loop4): dirty_blocks=16 [ 38.999409][ T740] EXT4-fs (loop0): This should not happen!! Data will be lost [ 38.999409][ T740] [ 39.004571][ T742] EXT4-fs (loop4): Block reservation details [ 39.013933][ T739] EXT4-fs (loop2): This should not happen!! Data will be lost [ 39.013933][ T739] [ 39.019840][ T742] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 39.029135][ T743] EXT4-fs (loop1): free_blocks=2415919104 [pid 761] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 738] <... futex resumed>) = 0 [pid 761] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 742] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 742] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 742] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 742] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] exit_group(0) = ? [pid 761] <... futex resumed>) = ? [pid 742] <... futex resumed>) = ? [pid 761] +++ exited with 0 +++ [pid 742] +++ exited with 0 +++ [pid 757] <... close resumed>) = 0 [pid 738] +++ exited with 0 +++ [ 39.035215][ T740] EXT4-fs (loop0): Total free blocks count 0 [ 39.042104][ T743] EXT4-fs (loop1): dirty_blocks=16 [ 39.046452][ T740] EXT4-fs (loop0): Free/Dirty block details [ 39.051239][ T739] EXT4-fs (loop2): Total free blocks count 0 [ 39.057108][ T740] EXT4-fs (loop0): free_blocks=2415919104 [ 39.062981][ T739] EXT4-fs (loop2): Free/Dirty block details [ 39.069481][ T743] EXT4-fs (loop1): Block reservation details [ 39.074071][ T739] EXT4-fs (loop2): free_blocks=2415919104 [ 39.080043][ T740] EXT4-fs (loop0): dirty_blocks=16 [ 39.085377][ T739] EXT4-fs (loop2): dirty_blocks=16 [pid 757] mkdir("./file0", 0777) = 0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=738, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 757] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 364] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 364] <... openat resumed>) = 3 [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 364] getdents64(3, [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./12/binderfs" [pid 739] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 739] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 364] <... unlink resumed>) = 0 [pid 364] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 739] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 739] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 739] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 743] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 743] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 743] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 743] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 743] <... futex resumed>) = 0 [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 743] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 740] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 740] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 740] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 740] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] exit_group(0 [pid 736] exit_group(0 [pid 758] <... futex resumed>) = ? [pid 743] <... futex resumed>) = ? [pid 740] <... futex resumed>) = ? [pid 737] <... exit_group resumed>) = ? [pid 736] <... exit_group resumed>) = ? [pid 758] +++ exited with 0 +++ [pid 743] +++ exited with 0 +++ [pid 740] +++ exited with 0 +++ [pid 737] +++ exited with 0 +++ [pid 734] exit_group(0 [pid 760] <... futex resumed>) = ? [pid 739] <... futex resumed>) = ? [pid 734] <... exit_group resumed>) = ? [pid 760] +++ exited with 0 +++ [pid 759] <... futex resumed>) = ? [pid 739] +++ exited with 0 +++ [pid 734] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=737, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 757] <... mount resumed>) = 0 [pid 757] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 757] chdir("./file0") = 0 [pid 757] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 757] ioctl(4, LOOP_CLR_FD) = 0 [pid 757] close(4) = 0 [pid 364] <... umount2 resumed>) = 0 [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 1 [pid 757] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 1 [pid 757] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 1 [pid 759] +++ exited with 0 +++ [pid 736] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=736, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=734, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 362] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... openat resumed>) = 3 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(3, "", [pid 360] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] newfstatat(AT_FDCWD, "./12/file0", [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] getdents64(3, [pid 360] <... openat resumed>) = 3 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 757] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] newfstatat(3, "", [pid 364] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... openat resumed>) = 3 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./12/binderfs", [pid 361] newfstatat(3, "", [pid 364] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] getdents64(3, [pid 362] unlink("./12/binderfs" [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] <... unlink resumed>) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] <... openat resumed>) = 4 [pid 360] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] newfstatat(4, "", [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./12/binderfs", [pid 361] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] unlink("./11/binderfs") = 0 [pid 360] unlink("./12/binderfs" [pid 361] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] getdents64(4, [pid 360] <... unlink resumed>) = 0 [pid 360] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 757] <... mmap resumed>) = 0x20000000 [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 752] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 752] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[765]}, 88) = 765 [pid 752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 752] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 1 [pid 757] write(4, 0x200000c0, 120) = 120 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 757] <... futex resumed>) = 0 [pid 757] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 765 attached [pid 765] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 765] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 765] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] close(4) = 0 [pid 757] <... futex resumed>) = 0 [pid 364] rmdir("./12/file0" [pid 757] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 1 [pid 364] <... rmdir resumed>) = 0 [pid 757] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 364] getdents64(3, [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 752] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = 1 [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 364] close(3 [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 364] <... close resumed>) = 0 [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 364] rmdir("./12" [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 39.091222][ T743] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 39.095265][ T739] EXT4-fs (loop2): Block reservation details [ 39.101305][ T740] EXT4-fs (loop0): Block reservation details [ 39.106868][ T739] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 39.124457][ T740] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 39.132086][ T757] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 765] <... futex resumed>) = 1 [pid 364] <... rmdir resumed>) = 0 [pid 364] mkdir("./13", 0777) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [ 39.165512][ T757] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 39.181079][ T757] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 39.193316][ T757] EXT4-fs (loop3): This should not happen!! Data will be lost [ 39.193316][ T757] [ 39.202805][ T757] EXT4-fs (loop3): Total free blocks count 0 [ 39.208564][ T757] EXT4-fs (loop3): Free/Dirty block details [pid 765] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 752] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 752] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 752] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... futex resumed>) = 0 [pid 765] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 765] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 765] <... futex resumed>) = 1 [pid 765] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 757] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 757] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 757] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] exit_group(0 [pid 765] <... futex resumed>) = ? [pid 752] <... exit_group resumed>) = ? [pid 765] +++ exited with 0 +++ [pid 757] +++ exited with 0 +++ [pid 752] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=752, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./12/binderfs") = 0 [pid 363] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = 0 [pid 361] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./11/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./11") = 0 [pid 361] mkdir("./12", 0777) = 0 [ 39.214338][ T757] EXT4-fs (loop3): free_blocks=2415919104 [ 39.219989][ T757] EXT4-fs (loop3): dirty_blocks=16 [ 39.225120][ T757] EXT4-fs (loop3): Block reservation details [ 39.230936][ T757] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 364] <... openat resumed>) = 3 [pid 364] ioctl(3, LOOP_CLR_FD [pid 361] <... openat resumed>) = 3 [pid 361] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 361] close(3) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 767 ./strace-static-x86_64: Process 767 attached [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... umount2 resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./12/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./12" [pid 364] close(3 [pid 363] <... umount2 resumed>) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 767] set_robust_list(0x5555565f2760, 24 [pid 364] <... close resumed>) = 0 [pid 363] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 767] <... set_robust_list resumed>) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 767] chdir("./12" [pid 363] newfstatat(AT_FDCWD, "./12/file0", [pid 362] newfstatat(AT_FDCWD, "./12/file0", [pid 767] <... chdir resumed>) = 0 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 768 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 767] <... prctl resumed>) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 767] setpgid(0, 0 [pid 363] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 767] <... setpgid resumed>) = 0 [pid 363] <... openat resumed>) = 4 [pid 362] <... openat resumed>) = 4 [pid 767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] newfstatat(4, "", [pid 362] newfstatat(4, "", [pid 767] <... openat resumed>) = 3 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 767] write(3, "1000", 4 [pid 363] getdents64(4, [pid 362] getdents64(4, [pid 767] <... write resumed>) = 4 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] mkdir("./13", 0777./strace-static-x86_64: Process 768 attached [pid 767] close(3 [pid 363] getdents64(4, [pid 362] getdents64(4, [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4 [pid 362] close(4 [pid 363] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 363] rmdir("./12/file0" [pid 362] rmdir("./12/file0" [pid 767] <... close resumed>) = 0 [pid 363] <... rmdir resumed>) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 360] <... mkdir resumed>) = 0 [pid 363] getdents64(3, [pid 362] getdents64(3, [pid 768] set_robust_list(0x5555565f2760, 24 [pid 767] symlink("/dev/binderfs", "./binderfs" [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 363] close(3 [pid 362] close(3 [pid 363] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 363] rmdir("./12" [pid 362] rmdir("./12" [pid 360] ioctl(3, LOOP_CLR_FD [pid 768] <... set_robust_list resumed>) = 0 [pid 767] <... symlink resumed>) = 0 [pid 363] <... rmdir resumed>) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 363] mkdir("./13", 0777 [pid 362] mkdir("./13", 0777 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 768] chdir("./13" [pid 767] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... mkdir resumed>) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 768] <... chdir resumed>) = 0 [pid 767] <... futex resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 360] close(3 [pid 768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 767] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 363] <... openat resumed>) = 3 [pid 362] <... openat resumed>) = 3 [pid 363] ioctl(3, LOOP_CLR_FD [pid 362] ioctl(3, LOOP_CLR_FD [pid 360] <... close resumed>) = 0 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] close(3 [pid 362] close(3 [pid 363] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 769 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 770 ./strace-static-x86_64: Process 770 attached [pid 770] set_robust_list(0x5555565f2760, 24) = 0 [pid 770] chdir("./13") = 0 [pid 770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 770] setpgid(0, 0) = 0 [pid 770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 770] write(3, "1000", 4) = 4 [pid 770] close(3) = 0 [pid 770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 770] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 770] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 770] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 769 attached [pid 769] set_robust_list(0x5555565f2760, 24 [pid 770] <... rt_sigprocmask resumed>[], 8) = 0 [pid 770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 769] <... set_robust_list resumed>) = 0 [pid 769] chdir("./13" [pid 770] <... clone3 resumed> => {parent_tid=[771]}, 88) = 771 [pid 770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 769] <... chdir resumed>) = 0 [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 769] setpgid(0, 0) = 0 [pid 769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 769] write(3, "1000", 4 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 769] <... write resumed>) = 4 [pid 769] close(3) = 0 [pid 769] symlink("/dev/binderfs", "./binderfs") = 0 [pid 769] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 772 [pid 769] <... futex resumed>) = 0 [pid 769] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 769] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[773]}, 88) = 773 [pid 769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... rt_sigaction resumed>NULL, 8) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 767] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 772 attached [pid 772] set_robust_list(0x5555565f2760, 24) = 0 [pid 772] chdir("./13") = 0 [pid 772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 772] setpgid(0, 0) = 0 [pid 772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 768] <... prctl resumed>) = 0 [pid 767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 768] setpgid(0, 0 [pid 767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 768] <... setpgid resumed>) = 0 [pid 772] <... openat resumed>) = 3 [pid 772] write(3, "1000", 4 [pid 768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 767] <... clone3 resumed> => {parent_tid=[774]}, 88) = 774 [pid 772] <... write resumed>) = 4 [pid 772] close(3) = 0 [pid 772] symlink("/dev/binderfs", "./binderfs" [pid 767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 768] <... openat resumed>) = 3 [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 772] <... symlink resumed>) = 0 [pid 768] write(3, "1000", 4 [pid 772] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 772] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 768] <... write resumed>) = 4 [pid 772] <... rt_sigaction resumed>NULL, 8) = 0 [pid 768] close(3 [pid 772] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 772] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 772] rt_sigprocmask(SIG_BLOCK, ~[], [pid 768] <... close resumed>) = 0 [pid 772] <... rt_sigprocmask resumed>[], 8) = 0 [pid 768] symlink("/dev/binderfs", "./binderfs" [pid 772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 768] <... symlink resumed>) = 0 [pid 772] <... clone3 resumed> => {parent_tid=[775]}, 88) = 775 [pid 768] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 772] rt_sigprocmask(SIG_SETMASK, [], [pid 768] <... futex resumed>) = 0 [pid 772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 768] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] <... rt_sigaction resumed>NULL, 8) = 0 [pid 772] <... futex resumed>) = 0 [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 771 attached [pid 771] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 771] memfd_create("syzkaller", 0) = 3 [pid 768] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 771] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 771] <... mmap resumed>) = 0x7f2bfddbb000 [pid 768] <... mmap resumed>) = 0x7f2c061bb000 [pid 768] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 768] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 774 attached => {parent_tid=[776]}, 88) = 776 [pid 774] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 774] memfd_create("syzkaller", 0) = 3 [pid 774] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 776 attached [pid 776] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 776] memfd_create("syzkaller", 0) = 3 [pid 776] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 773 attached [pid 773] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 773] memfd_create("syzkaller", 0./strace-static-x86_64: Process 775 attached ) = 3 [pid 773] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 775] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 773] <... mmap resumed>) = 0x7f2bfddbb000 [pid 775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 775] memfd_create("syzkaller", 0 [pid 771] 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"..., 1048576 [pid 775] <... memfd_create resumed>) = 3 [pid 775] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 774] 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"..., 1048576 [pid 776] 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"..., 1048576 [pid 771] <... write resumed>) = 1048576 [pid 771] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 771] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 771] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 771] close(3) = 0 [pid 771] close(4 [pid 776] <... write resumed>) = 1048576 [pid 776] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 776] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 773] 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"..., 1048576 [pid 775] 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"..., 1048576 [pid 774] <... write resumed>) = 1048576 [pid 773] <... write resumed>) = 1048576 [pid 773] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 773] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 774] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 774] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 775] <... write resumed>) = 1048576 [pid 775] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 775] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 776] <... openat resumed>) = 4 [pid 775] <... openat resumed>) = 4 [pid 774] <... openat resumed>) = 4 [pid 773] <... openat resumed>) = 4 [pid 771] <... close resumed>) = 0 [pid 776] ioctl(4, LOOP_SET_FD, 3 [pid 775] ioctl(4, LOOP_SET_FD, 3 [pid 774] ioctl(4, LOOP_SET_FD, 3 [pid 773] ioctl(4, LOOP_SET_FD, 3 [pid 771] mkdir("./file0", 0777) = 0 [pid 771] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 776] <... ioctl resumed>) = 0 [pid 776] close(3) = 0 [pid 775] <... ioctl resumed>) = 0 [pid 776] close(4 [pid 775] close(3 [pid 774] <... ioctl resumed>) = 0 [pid 775] <... close resumed>) = 0 [pid 774] close(3 [pid 775] close(4 [pid 774] <... close resumed>) = 0 [pid 773] <... ioctl resumed>) = 0 [pid 774] close(4 [pid 773] close(3) = 0 [pid 773] close(4 [pid 771] <... mount resumed>) = 0 [pid 771] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 771] chdir("./file0") = 0 [pid 771] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 776] <... close resumed>) = 0 [pid 774] <... close resumed>) = 0 [pid 776] mkdir("./file0", 0777 [pid 774] mkdir("./file0", 0777 [pid 776] <... mkdir resumed>) = 0 [pid 776] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 774] <... mkdir resumed>) = 0 [ 39.612224][ T771] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [pid 774] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 775] <... close resumed>) = 0 [pid 773] <... close resumed>) = 0 [pid 775] mkdir("./file0", 0777) = 0 [pid 773] mkdir("./file0", 0777 [pid 775] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 773] <... mkdir resumed>) = 0 [pid 773] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 771] <... openat resumed>) = 4 [pid 771] ioctl(4, LOOP_CLR_FD) = 0 [pid 771] close(4) = 0 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 770] <... futex resumed>) = 0 [pid 771] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... openat resumed>) = 4 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 771] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] <... futex resumed>) = 0 [pid 771] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... mmap resumed>) = 0x20000000 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] <... futex resumed>) = 0 [pid 771] write(4, 0x200000c0, 120 [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... write resumed>) = 120 [pid 770] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = 0 [pid 770] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 770] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 770] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[786]}, 88) = 786 [pid 770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 770] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 786 attached [pid 786] set_robust_list(0x7f2c061ba9a0, 24 [pid 775] <... mount resumed>) = 0 [pid 786] <... set_robust_list resumed>) = 0 [pid 786] rt_sigprocmask(SIG_SETMASK, [], [pid 775] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 786] write(4, NULL, 120 [pid 775] <... openat resumed>) = 3 [pid 786] <... write resumed>) = -1 EFAULT (Bad address) [pid 775] chdir("./file0" [pid 786] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... chdir resumed>) = 0 [pid 786] <... futex resumed>) = 1 [pid 775] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 770] <... futex resumed>) = 0 [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = 0 [pid 770] <... futex resumed>) = 1 [pid 771] ioctl(-1, ASHMEM_SET_SIZE [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 770] <... futex resumed>) = 0 [pid 771] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... socket resumed>) = 5 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 770] <... futex resumed>) = 0 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 770] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 39.733750][ T775] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 39.747595][ T771] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 39.762256][ T771] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 39.774837][ T771] EXT4-fs (loop2): This should not happen!! Data will be lost [pid 786] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 770] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... futex resumed>) = 0 [pid 775] <... openat resumed>) = 4 [pid 770] <... futex resumed>) = 1 [pid 786] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 775] ioctl(4, LOOP_CLR_FD [pid 786] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 775] <... ioctl resumed>) = 0 [pid 786] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] close(4 [pid 786] <... futex resumed>) = 0 [pid 775] <... close resumed>) = 0 [pid 786] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 772] <... futex resumed>) = 0 [pid 770] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 772] <... futex resumed>) = 0 [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 772] <... futex resumed>) = 0 [pid 775] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... write resumed>) = 8 [pid 772] <... futex resumed>) = 0 [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] <... futex resumed>) = 0 [pid 775] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = 0 [pid 772] <... futex resumed>) = 1 [pid 775] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] <... mmap resumed>) = 0x20000000 [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 772] <... futex resumed>) = 0 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 775] write(4, 0x200000c0, 120 [pid 772] <... futex resumed>) = 0 [pid 775] <... write resumed>) = 120 [pid 772] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 772] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 0 [pid 772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 775] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 772] <... mmap resumed>) = 0x7f2c0619a000 [pid 772] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[789]}, 88) = 789 [pid 772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 772] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 772] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [ 39.774837][ T771] [ 39.784888][ T771] EXT4-fs (loop2): Total free blocks count 0 [ 39.791354][ T771] EXT4-fs (loop2): Free/Dirty block details [ 39.797145][ T771] EXT4-fs (loop2): free_blocks=2415919104 [ 39.803981][ T771] EXT4-fs (loop2): dirty_blocks=16 [ 39.815320][ T771] EXT4-fs (loop2): Block reservation details [ 39.822348][ T771] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- ./strace-static-x86_64: Process 789 attached [pid 774] <... mount resumed>) = 0 [pid 774] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 774] chdir("./file0") = 0 [pid 774] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 774] ioctl(4, LOOP_CLR_FD) = 0 [pid 774] close(4) = 0 [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 767] <... futex resumed>) = 0 [pid 774] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... openat resumed>) = 4 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] <... futex resumed>) = 0 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 774] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... write resumed>) = 8 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] <... futex resumed>) = 0 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 774] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... mmap resumed>) = 0x20000000 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] <... futex resumed>) = 0 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 774] write(4, 0x200000c0, 120 [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... write resumed>) = 120 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... futex resumed>) = 0 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 767] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 789] set_robust_list(0x7f2c061ba9a0, 24 [pid 767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 789] <... set_robust_list resumed>) = 0 [pid 776] <... mount resumed>) = 0 [pid 789] rt_sigprocmask(SIG_SETMASK, [], [pid 776] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 767] <... clone3 resumed> => {parent_tid=[794]}, 88) = 794 [pid 789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 776] <... openat resumed>) = 3 [pid 767] rt_sigprocmask(SIG_SETMASK, [], [pid 789] write(4, NULL, 120 [pid 776] chdir("./file0" [pid 767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 789] <... write resumed>) = -1 EFAULT (Bad address) [pid 776] <... chdir resumed>) = 0 [pid 767] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 767] <... futex resumed>) = 0 ./strace-static-x86_64: Process 794 attached [pid 789] <... futex resumed>) = 1 [pid 776] <... openat resumed>) = 4 [pid 772] <... futex resumed>) = 0 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 767] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] set_robust_list(0x7f2c061ba9a0, 24 [pid 789] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] ioctl(4, LOOP_CLR_FD [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 794] <... set_robust_list resumed>) = 0 [pid 776] <... ioctl resumed>) = 0 [pid 775] <... futex resumed>) = 0 [pid 772] <... futex resumed>) = 1 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 794] rt_sigprocmask(SIG_SETMASK, [], [pid 776] close(4 [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 776] <... close resumed>) = 0 [pid 775] ioctl(-1, ASHMEM_SET_SIZE [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 771] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 776] <... futex resumed>) = 1 [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 768] <... futex resumed>) = 0 [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] <... futex resumed>) = 1 [pid 772] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 775] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = 0 [pid 768] <... futex resumed>) = 0 [pid 776] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 772] <... futex resumed>) = 0 [pid 771] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 794] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 794] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = 0 [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... futex resumed>) = 0 [pid 767] <... futex resumed>) = 1 [pid 774] ioctl(-1, ASHMEM_SET_SIZE [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] <... futex resumed>) = 0 [pid 774] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] <... socket resumed>) = 5 [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 767] <... futex resumed>) = 0 [pid 774] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] <... futex resumed>) = 0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 767] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 770] exit_group(0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 794] <... futex resumed>) = 1 [pid 786] <... futex resumed>) = ? [pid 775] <... socket resumed>) = 5 [pid 773] <... mount resumed>) = 0 [pid 770] <... exit_group resumed>) = ? [pid 794] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 786] +++ exited with 0 +++ [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 772] <... futex resumed>) = 0 [pid 775] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 772] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 773] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 772] <... futex resumed>) = 0 [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 773] <... openat resumed>) = 3 [pid 772] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 773] chdir("./file0" [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 39.841466][ T774] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 39.851146][ T776] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 39.870346][ T773] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 773] <... chdir resumed>) = 0 [pid 776] <... openat resumed>) = 4 [pid 771] <... futex resumed>) = ? [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 776] <... futex resumed>) = 1 [pid 773] <... openat resumed>) = 4 [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 773] ioctl(4, LOOP_CLR_FD) = 0 [pid 773] close(4) = 0 [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 769] <... futex resumed>) = 0 [pid 773] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... openat resumed>) = 4 [pid 769] <... futex resumed>) = 0 [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 773] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... write resumed>) = 8 [pid 769] <... futex resumed>) = 0 [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 773] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... mmap resumed>) = 0x20000000 [pid 769] <... futex resumed>) = 0 [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 773] write(4, 0x200000c0, 120 [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... write resumed>) = 120 [pid 769] <... futex resumed>) = 0 [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] +++ exited with 0 +++ [pid 770] +++ exited with 0 +++ [pid 769] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] <... futex resumed>) = 0 [pid 773] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 773] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 769] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[795]}, 88) = 795 [pid 769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 769] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 39.881135][ T774] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 39.885734][ T775] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 39.901224][ T774] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 39.924119][ T774] EXT4-fs (loop1): This should not happen!! Data will be lost [ 39.924119][ T774] [pid 769] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 795 attached [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 772] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 772] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 772] <... futex resumed>) = 1 [pid 789] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 772] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 789] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 772] <... futex resumed>) = 0 [pid 789] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] set_robust_list(0x7f2c061ba9a0, 24 [pid 768] <... futex resumed>) = 1 [pid 767] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=770, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 776] <... futex resumed>) = 0 [pid 776] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] <... set_robust_list resumed>) = 0 [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... futex resumed>) = 1 [pid 362] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 794] <... futex resumed>) = 0 [pid 794] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 794] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 794] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] rt_sigprocmask(SIG_SETMASK, [], [pid 769] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 1 [pid 773] ioctl(-1, ASHMEM_SET_SIZE [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 769] <... futex resumed>) = 0 [pid 773] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 769] <... futex resumed>) = 0 [pid 773] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] <... socket resumed>) = 5 [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 769] <... futex resumed>) = 0 [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 769] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 769] <... futex resumed>) = 0 [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 39.928536][ T775] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 39.934390][ T774] EXT4-fs (loop1): Total free blocks count 0 [ 39.947698][ T775] EXT4-fs (loop0): This should not happen!! Data will be lost [ 39.947698][ T775] [ 39.952264][ T774] EXT4-fs (loop1): Free/Dirty block details [ 39.963034][ T775] EXT4-fs (loop0): Total free blocks count 0 [ 39.967382][ T774] EXT4-fs (loop1): free_blocks=2415919104 [ 39.974286][ T775] EXT4-fs (loop0): Free/Dirty block details [ 39.978652][ T774] EXT4-fs (loop1): dirty_blocks=16 [pid 769] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 795] write(4, NULL, 120 [pid 768] <... futex resumed>) = 1 [pid 362] <... openat resumed>) = 3 [pid 776] <... futex resumed>) = 0 [pid 776] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] <... write resumed>) = -1 EFAULT (Bad address) [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 39.987459][ T773] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 39.989451][ T774] EXT4-fs (loop1): Block reservation details [ 40.004206][ T775] EXT4-fs (loop0): free_blocks=2415919104 [ 40.009516][ T774] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 40.016296][ T773] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 40.021143][ T775] EXT4-fs (loop0): dirty_blocks=16 [pid 362] newfstatat(3, "", [pid 795] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 769] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 769] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 769] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] <... futex resumed>) = 1 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] getdents64(3, [pid 769] <... futex resumed>) = 0 [pid 769] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=39000000} [pid 795] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 768] <... futex resumed>) = 1 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 795] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 768] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 795] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 768] <... futex resumed>) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 795] <... futex resumed>) = 1 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 362] newfstatat(AT_FDCWD, "./13/binderfs", [pid 795] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 768] <... mmap resumed>) = 0x7f2c0619a000 [pid 362] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 768] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 362] unlink("./13/binderfs" [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 768] <... mprotect resumed>) = 0 [pid 362] <... unlink resumed>) = 0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 768] rt_sigprocmask(SIG_BLOCK, ~[], [pid 362] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 768] <... rt_sigprocmask resumed>[], 8) = 0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 768] <... clone3 resumed> => {parent_tid=[796]}, 88) = 796 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 768] rt_sigprocmask(SIG_SETMASK, [], [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 768] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 768] <... futex resumed>) = 0 [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 768] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 774] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 774] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 774] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 774] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- ./strace-static-x86_64: Process 796 attached [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 776] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 776] write(4, 0x200000c0, 120 [pid 767] exit_group(0 [pid 776] <... write resumed>) = 120 [pid 774] <... futex resumed>) = ? [pid 767] <... exit_group resumed>) = ? [pid 794] <... futex resumed>) = ? [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] +++ exited with 0 +++ [pid 776] <... futex resumed>) = 0 [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 775] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 775] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 775] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 775] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 796] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 796] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 796] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] <... futex resumed>) = 0 [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] <... futex resumed>) = 0 [pid 768] <... futex resumed>) = 1 [pid 776] ioctl(-1, ASHMEM_SET_SIZE [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 768] <... futex resumed>) = 0 [pid 776] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] <... socket resumed>) = 5 [pid 768] <... futex resumed>) = 0 [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] <... futex resumed>) = 0 [pid 772] exit_group(0 [pid 768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 772] <... exit_group resumed>) = ? [pid 768] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 768] <... futex resumed>) = 0 [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 768] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 40.033006][ T773] EXT4-fs (loop3): This should not happen!! Data will be lost [ 40.033006][ T773] [ 40.037904][ T775] EXT4-fs (loop0): Block reservation details [ 40.047785][ T773] EXT4-fs (loop3): Total free blocks count 0 [ 40.053300][ T775] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 40.059362][ T773] EXT4-fs (loop3): Free/Dirty block details [ 40.070191][ T773] EXT4-fs (loop3): free_blocks=2415919104 [ 40.075841][ T773] EXT4-fs (loop3): dirty_blocks=16 [ 40.081041][ T773] EXT4-fs (loop3): Block reservation details [pid 794] +++ exited with 0 +++ [pid 789] <... futex resumed>) = ? [pid 767] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=767, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 361] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./12/binderfs") = 0 [pid 361] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 775] <... futex resumed>) = ? [pid 775] +++ exited with 0 +++ [pid 796] <... futex resumed>) = 1 [pid 796] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 789] +++ exited with 0 +++ [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 772] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=772, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 360] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./13/binderfs") = 0 [pid 360] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 773] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 773] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 773] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 773] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 769] exit_group(0) = ? [pid 773] <... futex resumed>) = ? [pid 773] +++ exited with 0 +++ [pid 795] <... futex resumed>) = ? [pid 795] +++ exited with 0 +++ [pid 769] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=769, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 363] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 363] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./13/binderfs") = 0 [pid 363] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./13/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./13") = 0 [pid 362] mkdir("./14", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 768] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 768] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 768] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 796] <... futex resumed>) = 0 [pid 796] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 796] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 768] <... futex resumed>) = 0 [ 40.085449][ T776] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.087990][ T773] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 40.104670][ T776] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 40.123165][ T776] EXT4-fs (loop4): This should not happen!! Data will be lost [ 40.123165][ T776] [ 40.132708][ T776] EXT4-fs (loop4): Total free blocks count 0 [pid 796] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 362] <... openat resumed>) = 3 [pid 362] ioctl(3, LOOP_CLR_FD [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 776] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 776] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 776] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 776] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 768] exit_group(0 [pid 796] <... futex resumed>) = ? [pid 768] <... exit_group resumed>) = ? [pid 796] +++ exited with 0 +++ [pid 776] <... futex resumed>) = ? [pid 776] +++ exited with 0 +++ [pid 768] +++ exited with 0 +++ [pid 361] <... umount2 resumed>) = 0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=768, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 361] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] restart_syscall(<... resuming interrupted clone ...> [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... restart_syscall resumed>) = 0 [pid 361] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] <... openat resumed>) = 3 [pid 361] <... openat resumed>) = 4 [pid 364] newfstatat(3, "", [pid 361] newfstatat(4, "", [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] getdents64(4, [pid 364] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./13/binderfs", [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] getdents64(4, [pid 364] unlink("./13/binderfs" [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] <... unlink resumed>) = 0 [pid 361] close(4 [pid 364] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... close resumed>) = 0 [pid 361] rmdir("./12/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./12") = 0 [pid 361] mkdir("./13", 0777) = 0 [ 40.138636][ T776] EXT4-fs (loop4): Free/Dirty block details [ 40.144616][ T776] EXT4-fs (loop4): free_blocks=2415919104 [ 40.150143][ T776] EXT4-fs (loop4): dirty_blocks=16 [ 40.155341][ T776] EXT4-fs (loop4): Block reservation details [ 40.161149][ T776] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./13/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./13") = 0 [pid 363] mkdir("./14", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] <... umount2 resumed>) = 0 [pid 362] close(3 [pid 360] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./13/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./13") = 0 [pid 360] mkdir("./14", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 361] <... openat resumed>) = 3 [pid 361] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 361] close(3) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 798 ./strace-static-x86_64: Process 798 attached [pid 798] set_robust_list(0x5555565f2760, 24) = 0 [pid 798] chdir("./13") = 0 [pid 798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 798] setpgid(0, 0) = 0 [pid 798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 798] write(3, "1000", 4) = 4 [pid 798] close(3) = 0 [pid 798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 798] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 798] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 798] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 798] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 798] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[799]}, 88) = 799 [pid 798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 363] <... openat resumed>) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 800 ./strace-static-x86_64: Process 800 attached [pid 800] set_robust_list(0x5555565f2760, 24) = 0 [pid 800] chdir("./14") = 0 [pid 800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 800] setpgid(0, 0) = 0 [pid 800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 800] write(3, "1000", 4) = 4 [pid 800] close(3) = 0 [pid 800] symlink("/dev/binderfs", "./binderfs") = 0 [pid 800] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 800] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 800] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 800] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 362] <... close resumed>) = 0 [pid 800] <... clone3 resumed> => {parent_tid=[801]}, 88) = 801 [pid 800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 801 attached [pid 801] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 801] memfd_create("syzkaller", 0) = 3 [pid 801] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 801] 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"..., 1048576 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 802 ./strace-static-x86_64: Process 802 attached [pid 802] set_robust_list(0x5555565f2760, 24) = 0 [pid 802] chdir("./14" [pid 801] <... write resumed>) = 1048576 [pid 802] <... chdir resumed>) = 0 [pid 802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 802] setpgid(0, 0) = 0 [pid 802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... umount2 resumed>) = 0 [pid 364] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 801] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 801] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 802] <... openat resumed>) = 3 [pid 802] write(3, "1000", 4) = 4 [pid 801] ioctl(4, LOOP_SET_FD, 3 [pid 802] close(3) = 0 [pid 802] symlink("/dev/binderfs", "./binderfs" [pid 364] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 802] <... symlink resumed>) = 0 [pid 802] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 802] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, [pid 802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, [pid 802] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4 [pid 802] <... mprotect resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 364] rmdir("./13/file0" [pid 802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 364] <... rmdir resumed>) = 0 [pid 364] getdents64(3, [pid 802] <... clone3 resumed> => {parent_tid=[804]}, 88) = 804 [pid 802] rt_sigprocmask(SIG_SETMASK, [], [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3 [pid 802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] <... close resumed>) = 0 [pid 364] rmdir("./13" [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 364] <... rmdir resumed>) = 0 [pid 364] mkdir("./14", 0777 [pid 801] <... ioctl resumed>) = 0 [pid 801] close(3) = 0 [pid 801] close(4./strace-static-x86_64: Process 799 attached ./strace-static-x86_64: Process 804 attached [pid 799] set_robust_list(0x7f2c061db9a0, 24 [pid 364] <... mkdir resumed>) = 0 [pid 799] <... set_robust_list resumed>) = 0 [pid 799] rt_sigprocmask(SIG_SETMASK, [], [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 804] set_robust_list(0x7f2c061db9a0, 24 [pid 799] memfd_create("syzkaller", 0 [pid 804] <... set_robust_list resumed>) = 0 [pid 804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 799] <... memfd_create resumed>) = 3 [pid 799] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 804] memfd_create("syzkaller", 0 [pid 799] <... mmap resumed>) = 0x7f2bfddbb000 [pid 804] <... memfd_create resumed>) = 3 [pid 804] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 799] 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"..., 1048576 [pid 804] 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"..., 1048576 [pid 799] <... write resumed>) = 1048576 [pid 799] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 799] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 804] <... write resumed>) = 1048576 [pid 801] <... close resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 804] munmap(0x7f2bfddbb000, 138412032 [pid 801] mkdir("./file0", 0777 [pid 360] ioctl(3, LOOP_CLR_FD [pid 801] <... mkdir resumed>) = 0 [pid 801] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 804] <... munmap resumed>) = 0 [pid 804] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 799] <... openat resumed>) = 4 [pid 364] <... openat resumed>) = 3 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 804] ioctl(4, LOOP_SET_FD, 3 [pid 799] ioctl(4, LOOP_SET_FD, 3 [pid 364] ioctl(3, LOOP_CLR_FD [pid 360] close(3 [pid 804] <... ioctl resumed>) = 0 [pid 804] close(3) = 0 [pid 804] close(4 [pid 799] <... ioctl resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 799] close(3 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 799] <... close resumed>) = 0 [pid 799] close(4 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 809 ./strace-static-x86_64: Process 809 attached [pid 801] <... mount resumed>) = 0 [pid 809] set_robust_list(0x5555565f2760, 24 [pid 801] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 809] <... set_robust_list resumed>) = 0 [pid 809] chdir("./14" [pid 801] chdir("./file0" [pid 809] <... chdir resumed>) = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 0 [pid 801] <... chdir resumed>) = 0 [pid 801] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 809] write(3, "1000", 4) = 4 [pid 809] close(3) = 0 [pid 809] symlink("/dev/binderfs", "./binderfs") = 0 [pid 809] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 809] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 810 attached [pid 810] set_robust_list(0x7f2c061db9a0, 24 [pid 809] <... clone3 resumed> => {parent_tid=[810]}, 88) = 810 [pid 810] <... set_robust_list resumed>) = 0 [pid 804] <... close resumed>) = 0 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 810] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 810] <... futex resumed>) = 0 [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 364] close(3 [pid 804] mkdir("./file0", 0777 [pid 810] memfd_create("syzkaller", 0) = 3 [pid 804] <... mkdir resumed>) = 0 [pid 804] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 810] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 810] 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"..., 1048576) = 1048576 [pid 810] munmap(0x7f2bfddbb000, 138412032) = 0 [ 40.474291][ T801] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 810] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 801] <... openat resumed>) = 4 [pid 799] <... close resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 801] ioctl(4, LOOP_CLR_FD [pid 799] mkdir("./file0", 0777 [pid 801] <... ioctl resumed>) = 0 [pid 799] <... mkdir resumed>) = 0 [pid 801] close(4 [pid 799] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 810] <... openat resumed>) = 4 [pid 801] <... close resumed>) = 0 [pid 810] ioctl(4, LOOP_SET_FD, 3 [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 800] <... futex resumed>) = 0 [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 800] <... futex resumed>) = 0 [pid 810] <... ioctl resumed>) = 0 [pid 801] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 812 attached [pid 810] close(3 [pid 801] <... openat resumed>) = 4 [pid 812] set_robust_list(0x5555565f2760, 24 [pid 810] <... close resumed>) = 0 [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... set_robust_list resumed>) = 0 [pid 810] close(4 [pid 801] <... futex resumed>) = 1 [pid 800] <... futex resumed>) = 0 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 812 [pid 812] chdir("./14" [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... chdir resumed>) = 0 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 800] <... futex resumed>) = 0 [pid 812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 801] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... prctl resumed>) = 0 [pid 801] <... write resumed>) = 8 [pid 812] setpgid(0, 0 [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... setpgid resumed>) = 0 [pid 801] <... futex resumed>) = 1 [pid 800] <... futex resumed>) = 0 [pid 812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... openat resumed>) = 3 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 800] <... futex resumed>) = 0 [pid 812] write(3, "1000", 4 [pid 801] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... write resumed>) = 4 [pid 801] <... mmap resumed>) = 0x20000000 [pid 812] close(3 [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... close resumed>) = 0 [pid 801] <... futex resumed>) = 1 [pid 800] <... futex resumed>) = 0 [pid 812] symlink("/dev/binderfs", "./binderfs" [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... symlink resumed>) = 0 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 800] <... futex resumed>) = 0 [pid 812] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] write(4, 0x200000c0, 120 [pid 800] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 801] <... write resumed>) = 120 [pid 800] <... futex resumed>) = 0 [pid 812] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 812] <... rt_sigaction resumed>NULL, 8) = 0 [pid 801] <... futex resumed>) = 0 [pid 800] <... mmap resumed>) = 0x7f2c0619a000 [pid 812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 800] <... mprotect resumed>) = 0 [pid 812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 812] <... mmap resumed>) = 0x7f2c061bb000 [pid 800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 812] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 812] <... mprotect resumed>) = 0 [pid 812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 800] <... clone3 resumed> => {parent_tid=[813]}, 88) = 813 [pid 812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 800] rt_sigprocmask(SIG_SETMASK, [], [pid 812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 800] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... clone3 resumed> => {parent_tid=[814]}, 88) = 814 [pid 800] <... futex resumed>) = 0 [pid 812] rt_sigprocmask(SIG_SETMASK, [], [pid 800] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 814 attached [pid 814] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 814] memfd_create("syzkaller", 0) = 3 [pid 814] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 813 attached [pid 813] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 813] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 813] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 800] <... futex resumed>) = 0 [pid 813] <... futex resumed>) = 1 [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = 0 [pid 800] <... futex resumed>) = 1 [pid 801] ioctl(-1, ASHMEM_SET_SIZE [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 800] <... futex resumed>) = 0 [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 800] <... futex resumed>) = 0 [pid 801] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... socket resumed>) = 5 [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 800] <... futex resumed>) = 0 [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 800] <... futex resumed>) = 0 [pid 800] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 814] 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"..., 1048576 [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 813] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 814] <... write resumed>) = 1048576 [pid 814] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 814] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 804] <... mount resumed>) = 0 [pid 799] <... mount resumed>) = 0 [pid 804] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 804] chdir("./file0") = 0 [ 40.577525][ T804] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 40.581184][ T801] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.587050][ T799] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 40.606497][ T801] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 804] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 810] <... close resumed>) = 0 [pid 804] <... openat resumed>) = 4 [pid 804] ioctl(4, LOOP_CLR_FD) = 0 [pid 804] close(4) = 0 [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 802] <... futex resumed>) = 0 [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 814] <... openat resumed>) = 4 [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 814] ioctl(4, LOOP_SET_FD, 3 [pid 810] mkdir("./file0", 0777 [pid 800] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 800] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... openat resumed>) = 4 [pid 813] <... futex resumed>) = 0 [pid 810] <... mkdir resumed>) = 0 [pid 800] <... futex resumed>) = 1 [pid 813] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 800] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 813] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 802] <... futex resumed>) = 0 [pid 813] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... write resumed>) = 8 [pid 802] <... futex resumed>) = 0 [pid 813] <... futex resumed>) = 1 [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 800] <... futex resumed>) = 0 [pid 804] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 804] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 813] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] <... mmap resumed>) = 0x20000000 [pid 802] <... futex resumed>) = 0 [pid 814] <... ioctl resumed>) = 0 [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 804] write(4, 0x200000c0, 120 [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... write resumed>) = 120 [pid 802] <... futex resumed>) = 0 [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = 0 [pid 804] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 802] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[820]}, 88) = 820 [pid 802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 802] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 802] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] close(3) = 0 [pid 814] close(4 [pid 799] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 799] chdir("./file0") = 0 [pid 799] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 820 attached [pid 820] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 820] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 820] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... futex resumed>) = 0 [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = 1 [pid 804] ioctl(-1, ASHMEM_SET_SIZE [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 802] <... futex resumed>) = 0 [pid 804] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 802] <... futex resumed>) = 0 [pid 804] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] <... socket resumed>) = 5 [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 802] <... futex resumed>) = 0 [pid 804] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 802] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 802] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 40.622208][ T801] EXT4-fs (loop3): This should not happen!! Data will be lost [ 40.622208][ T801] [ 40.641653][ T801] EXT4-fs (loop3): Total free blocks count 0 [ 40.647323][ T804] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.647837][ T801] EXT4-fs (loop3): Free/Dirty block details [pid 820] <... futex resumed>) = 1 [pid 820] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 802] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = 1 [pid 820] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 802] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 820] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 802] <... futex resumed>) = 0 [pid 820] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 814] <... close resumed>) = 0 [ 40.663109][ T804] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 40.669059][ T801] EXT4-fs (loop3): free_blocks=2415919104 [ 40.681315][ T804] EXT4-fs (loop2): This should not happen!! Data will be lost [ 40.681315][ T804] [ 40.686256][ T801] EXT4-fs (loop3): dirty_blocks=16 [ 40.696107][ T804] EXT4-fs (loop2): Total free blocks count 0 [ 40.700181][ T801] EXT4-fs (loop3): Block reservation details [ 40.707171][ T804] EXT4-fs (loop2): Free/Dirty block details [ 40.713459][ T810] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 814] mkdir("./file0", 0777 [pid 810] <... mount resumed>) = 0 [pid 814] <... mkdir resumed>) = 0 [pid 810] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 814] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 810] <... openat resumed>) = 3 [pid 810] chdir("./file0") = 0 [pid 810] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 801] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 801] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 801] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 801] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] exit_group(0 [pid 813] <... futex resumed>) = ? [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 801] <... futex resumed>) = ? [pid 800] <... exit_group resumed>) = ? [pid 799] <... openat resumed>) = 4 [pid 813] +++ exited with 0 +++ [pid 799] ioctl(4, LOOP_CLR_FD) = 0 [pid 799] close(4) = 0 [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 798] <... futex resumed>) = 0 [pid 810] <... openat resumed>) = 4 [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 798] <... futex resumed>) = 0 [pid 799] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] ioctl(4, LOOP_CLR_FD [pid 799] <... openat resumed>) = 4 [pid 810] <... ioctl resumed>) = 0 [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] close(4 [pid 799] <... futex resumed>) = 1 [pid 798] <... futex resumed>) = 0 [pid 810] <... close resumed>) = 0 [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 798] <... futex resumed>) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] <... futex resumed>) = 0 [pid 799] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... write resumed>) = 8 [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 798] <... futex resumed>) = 0 [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 798] <... futex resumed>) = 0 [pid 799] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... openat resumed>) = 4 [pid 809] <... futex resumed>) = 0 [pid 799] <... mmap resumed>) = 0x20000000 [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... futex resumed>) = 1 [pid 798] <... futex resumed>) = 0 [pid 810] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 798] <... futex resumed>) = 0 [pid 799] write(4, 0x200000c0, 120 [pid 798] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... write resumed>) = 120 [pid 798] <... futex resumed>) = 0 [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 799] <... futex resumed>) = 0 [pid 798] <... mmap resumed>) = 0x7f2c0619a000 [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [ 40.718429][ T804] EXT4-fs (loop2): free_blocks=2415919104 [ 40.726734][ T801] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 40.732321][ T804] EXT4-fs (loop2): dirty_blocks=16 [ 40.742497][ T804] EXT4-fs (loop2): Block reservation details [ 40.748944][ T804] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 798] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[825]}, 88) = 825 [pid 798] rt_sigprocmask(SIG_SETMASK, [], [pid 814] <... mount resumed>) = 0 [pid 810] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 809] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 798] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 798] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] +++ exited with 0 +++ [pid 800] +++ exited with 0 +++ ./strace-static-x86_64: Process 825 attached [pid 825] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 825] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 825] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 798] <... futex resumed>) = 0 [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = 0 [pid 798] <... futex resumed>) = 1 [pid 799] ioctl(-1, ASHMEM_SET_SIZE [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 798] <... futex resumed>) = 0 [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 798] <... futex resumed>) = 0 [pid 810] <... write resumed>) = 8 [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 799] <... socket resumed>) = 5 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=800, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] <... futex resumed>) = 1 [pid 810] <... futex resumed>) = 1 [pid 799] <... futex resumed>) = 1 [pid 798] <... futex resumed>) = 0 [pid 825] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 814] <... openat resumed>) = 3 [pid 810] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] chdir("./file0" [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 798] <... futex resumed>) = 0 [pid 814] <... chdir resumed>) = 0 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = 1 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 798] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 814] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 810] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 814] <... openat resumed>) = 4 [pid 810] <... mmap resumed>) = 0x20000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 363] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 814] ioctl(4, LOOP_CLR_FD [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 363] <... openat resumed>) = 3 [pid 814] <... ioctl resumed>) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] newfstatat(3, "", [ 40.775275][ T814] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 40.795544][ T799] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.811123][ T799] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 814] close(4 [pid 810] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 814] <... close resumed>) = 0 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 363] getdents64(3, [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] write(4, 0x200000c0, 120 [pid 809] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 814] <... futex resumed>) = 1 [pid 812] <... futex resumed>) = 0 [pid 810] <... write resumed>) = 120 [pid 809] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 812] <... futex resumed>) = 0 [pid 810] <... futex resumed>) = 0 [pid 809] <... mmap resumed>) = 0x7f2c0619a000 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 363] newfstatat(AT_FDCWD, "./14/binderfs", [pid 814] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 814] <... openat resumed>) = 4 [pid 809] <... mprotect resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 363] unlink("./14/binderfs" [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 363] <... unlink resumed>) = 0 [pid 814] <... futex resumed>) = 1 [pid 812] <... futex resumed>) = 0 [pid 809] <... rt_sigprocmask resumed>[], 8) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 363] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 812] <... futex resumed>) = 0 [pid 804] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 814] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 809] <... clone3 resumed> => {parent_tid=[826]}, 88) = 826 [pid 804] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 814] <... write resumed>) = 8 [pid 809] rt_sigprocmask(SIG_SETMASK, [], [pid 804] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 804] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... futex resumed>) = 1 [pid 812] <... futex resumed>) = 0 [pid 809] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... futex resumed>) = 0 [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 804] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 812] <... futex resumed>) = 0 [pid 809] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] <... mmap resumed>) = 0x20000000 [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 812] <... futex resumed>) = 0 [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 812] <... futex resumed>) = 0 [pid 814] write(4, 0x200000c0, 120 [pid 812] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... write resumed>) = 120 [pid 812] <... futex resumed>) = 0 [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 814] <... futex resumed>) = 0 [pid 812] <... mmap resumed>) = 0x7f2c0619a000 [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 812] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[827]}, 88) = 827 [pid 812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 812] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 826 attached ./strace-static-x86_64: Process 827 attached [pid 827] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 827] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 827] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... futex resumed>) = 0 [pid 812] <... futex resumed>) = 1 [pid 814] ioctl(-1, ASHMEM_SET_SIZE [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 812] <... futex resumed>) = 0 [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 812] <... futex resumed>) = 0 [pid 814] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] <... socket resumed>) = 5 [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 812] <... futex resumed>) = 0 [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 812] <... futex resumed>) = 0 [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 812] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 826] set_robust_list(0x7f2c061ba9a0, 24 [pid 798] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 827] <... futex resumed>) = 1 [ 40.823471][ T799] EXT4-fs (loop1): This should not happen!! Data will be lost [ 40.823471][ T799] [ 40.838276][ T799] EXT4-fs (loop1): Total free blocks count 0 [ 40.840890][ T814] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.844569][ T799] EXT4-fs (loop1): Free/Dirty block details [ 40.859983][ T814] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 827] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] <... set_robust_list resumed>) = 0 [pid 802] exit_group(0 [pid 798] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] rt_sigprocmask(SIG_SETMASK, [], [pid 825] <... futex resumed>) = 0 [pid 820] <... futex resumed>) = ? [pid 802] <... exit_group resumed>) = ? [pid 798] <... futex resumed>) = 1 [pid 812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 804] <... futex resumed>) = ? [pid 812] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] +++ exited with 0 +++ [pid 827] <... futex resumed>) = 0 [pid 812] <... futex resumed>) = 1 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = 1 [pid 827] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 812] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] ioctl(-1, ASHMEM_SET_SIZE [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 827] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 810] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 827] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 827] <... futex resumed>) = 1 [pid 812] <... futex resumed>) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] <... futex resumed>) = 0 [pid 827] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 810] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] <... futex resumed>) = 0 [pid 810] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... socket resumed>) = 5 [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 809] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 809] <... futex resumed>) = 0 [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 825] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 820] +++ exited with 0 +++ [pid 802] +++ exited with 0 +++ [pid 798] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=802, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [ 40.865367][ T799] EXT4-fs (loop1): free_blocks=2415919104 [ 40.877459][ T814] EXT4-fs (loop4): This should not happen!! Data will be lost [ 40.877459][ T814] [ 40.882701][ T799] EXT4-fs (loop1): dirty_blocks=16 [ 40.894994][ T810] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.897865][ T799] EXT4-fs (loop1): Block reservation details [ 40.911585][ T810] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 362] restart_syscall(<... resuming interrupted clone ...> [pid 826] write(4, NULL, 120 [pid 825] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... restart_syscall resumed>) = 0 [pid 362] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./14/binderfs") = 0 [pid 362] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 826] <... write resumed>) = -1 EFAULT (Bad address) [pid 825] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 809] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 809] futex(0x7f2c062a86ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 826] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] <... futex resumed>) = 1 [pid 798] <... futex resumed>) = 0 [pid 826] <... futex resumed>) = 0 [pid 825] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [ 40.917780][ T799] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 40.931339][ T810] EXT4-fs (loop0): This should not happen!! Data will be lost [ 40.931339][ T810] [ 40.935465][ T814] EXT4-fs (loop4): Total free blocks count 0 [ 40.951573][ T810] EXT4-fs (loop0): Total free blocks count 0 [ 40.951838][ T814] EXT4-fs (loop4): Free/Dirty block details [ 40.958003][ T810] EXT4-fs (loop0): Free/Dirty block details [ 40.964918][ T814] EXT4-fs (loop4): free_blocks=2415919104 [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./14/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./14") = 0 [pid 363] mkdir("./15", 0777 [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 363] <... mkdir resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 799] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 799] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 799] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 799] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 798] exit_group(0 [pid 825] <... futex resumed>) = ? [pid 799] <... futex resumed>) = ? [pid 798] <... exit_group resumed>) = ? [pid 825] +++ exited with 0 +++ [pid 799] +++ exited with 0 +++ [pid 798] +++ exited with 0 +++ [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 809] <... mmap resumed>) = 0x7f2c06179000 [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 809] mprotect(0x7f2c0617a000, 131072, PROT_READ|PROT_WRITE [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=798, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 809] <... mprotect resumed>) = 0 [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 809] <... rt_sigprocmask resumed>[], 8) = 0 [pid 361] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c06199990, parent_tid=0x7f2c06199990, exit_signal=0, stack=0x7f2c06179000, stack_size=0x20240, tls=0x7f2c061996c0} [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 809] <... clone3 resumed> => {parent_tid=[828]}, 88) = 828 [pid 361] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 809] rt_sigprocmask(SIG_SETMASK, [], [pid 361] <... openat resumed>) = 3 [pid 809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 361] newfstatat(3, "", [pid 809] futex(0x7f2c062a86e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 809] <... futex resumed>) = 0 [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 809] futex(0x7f2c062a86ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 361] getdents64(3, [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 814] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 814] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 361] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 814] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 814] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 361] newfstatat(AT_FDCWD, "./13/binderfs", [pid 814] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 812] exit_group(0./strace-static-x86_64: Process 828 attached [pid 361] unlink("./13/binderfs" [pid 827] <... futex resumed>) = ? [pid 812] <... exit_group resumed>) = ? [pid 814] <... futex resumed>) = ? [pid 814] +++ exited with 0 +++ [pid 361] <... unlink resumed>) = 0 [pid 827] +++ exited with 0 +++ [pid 828] set_robust_list(0x7f2c061999a0, 24) = 0 [pid 828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 828] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 828] futex(0x7f2c062a86ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 828] <... futex resumed>) = 1 [pid 828] futex(0x7f2c062a86e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 812] +++ exited with 0 +++ [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=812, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 361] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 364] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 364] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 364] <... openat resumed>) = 3 [pid 364] newfstatat(3, "", [pid 810] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 810] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 364] getdents64(3, [pid 810] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 809] exit_group(0 [pid 364] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 826] <... futex resumed>) = ? [pid 809] <... exit_group resumed>) = ? [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./14/binderfs", [pid 828] <... futex resumed>) = ? [pid 826] +++ exited with 0 +++ [pid 810] <... futex resumed>) = ? [pid 364] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 828] +++ exited with 0 +++ [pid 810] +++ exited with 0 +++ [pid 809] +++ exited with 0 +++ [pid 364] unlink("./14/binderfs" [pid 363] <... openat resumed>) = 3 [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./14/file0", [pid 364] <... unlink resumed>) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 364] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] getdents64(4, [pid 360] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] <... openat resumed>) = 3 [pid 362] close(4 [pid 360] newfstatat(3, "", [pid 362] <... close resumed>) = 0 [pid 362] rmdir("./14/file0" [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 360] getdents64(3, [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./14") = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] mkdir("./15", 0777 [pid 360] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... mkdir resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 360] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./14/binderfs") = 0 [pid 360] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [ 40.969495][ T810] EXT4-fs (loop0): free_blocks=2415919104 [ 40.975495][ T814] EXT4-fs (loop4): dirty_blocks=16 [ 40.980717][ T810] EXT4-fs (loop0): dirty_blocks=16 [ 40.985986][ T814] EXT4-fs (loop4): Block reservation details [ 40.990333][ T810] EXT4-fs (loop0): Block reservation details [ 40.996542][ T814] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 41.009377][ T810] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 363] close(3 [pid 362] <... openat resumed>) = 3 [pid 362] ioctl(3, LOOP_CLR_FD [pid 363] <... close resumed>) = 0 [pid 364] <... umount2 resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 829 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./14/file0") = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./14") = 0 [pid 364] mkdir("./15", 0777) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] close(3) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 830 ./strace-static-x86_64: Process 829 attached [pid 829] set_robust_list(0x5555565f2760, 24) = 0 [pid 829] chdir("./15") = 0 [pid 829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 829] setpgid(0, 0) = 0 [pid 829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 829] write(3, "1000", 4) = 4 [pid 829] close(3) = 0 [pid 829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 829] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 829] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[831]}, 88) = 831 [pid 361] <... umount2 resumed>) = 0 [pid 362] close(3 [pid 829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 831 attached [pid 831] set_robust_list(0x7f2c061db9a0, 24./strace-static-x86_64: Process 830 attached ) = 0 [pid 362] <... close resumed>) = 0 [pid 361] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] newfstatat(4, "", [pid 360] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] getdents64(4, [pid 360] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 832 [pid 360] newfstatat(4, "", ./strace-static-x86_64: Process 832 attached [pid 831] rt_sigprocmask(SIG_SETMASK, [], [pid 830] set_robust_list(0x5555565f2760, 24 [pid 361] getdents64(4, [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 832] set_robust_list(0x5555565f2760, 24 [pid 831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 832] <... set_robust_list resumed>) = 0 [pid 831] memfd_create("syzkaller", 0 [pid 830] <... set_robust_list resumed>) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] getdents64(4, [pid 361] close(4 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... close resumed>) = 0 [pid 360] getdents64(4, [pid 361] rmdir("./13/file0" [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 360] close(4 [pid 361] getdents64(3, [pid 360] <... close resumed>) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] rmdir("./14/file0" [pid 361] close(3 [pid 360] <... rmdir resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 360] getdents64(3, [pid 361] rmdir("./13" [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 360] close(3 [pid 361] mkdir("./14", 0777 [pid 360] <... close resumed>) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 360] rmdir("./14" [pid 830] chdir("./15" [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] <... rmdir resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 360] mkdir("./15", 0777 [pid 830] <... chdir resumed>) = 0 [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] <... mkdir resumed>) = 0 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 361] close(3 [pid 360] <... openat resumed>) = 3 [pid 361] <... close resumed>) = 0 [pid 360] ioctl(3, LOOP_CLR_FD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 833 [pid 360] <... close resumed>) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 834 [pid 832] chdir("./15") = 0 [pid 832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 832] setpgid(0, 0) = 0 [pid 832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 832] write(3, "1000", 4) = 4 [pid 832] close(3) = 0 [pid 832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 832] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 832] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 832] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 832] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 832] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[835]}, 88) = 835 [pid 832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 834 attached [pid 834] set_robust_list(0x5555565f2760, 24) = 0 [pid 834] chdir("./15") = 0 [pid 834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 834] setpgid(0, 0) = 0 [pid 834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 834] <... openat resumed>) = 3 [pid 831] <... memfd_create resumed>) = 3 [pid 834] write(3, "1000", 4) = 4 [pid 834] close(3) = 0 [pid 834] symlink("/dev/binderfs", "./binderfs") = 0 [pid 831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 830] <... prctl resumed>) = 0 [pid 834] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 834] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 834] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 830] setpgid(0, 0 [pid 834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 831] <... mmap resumed>) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 835 attached [pid 835] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 835] memfd_create("syzkaller", 0 [pid 830] <... setpgid resumed>) = 0 [pid 834] <... clone3 resumed> => {parent_tid=[836]}, 88) = 836 [pid 834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 835] <... memfd_create resumed>) = 3 [pid 835] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 833 attached [pid 833] set_robust_list(0x5555565f2760, 24) = 0 [pid 833] chdir("./14") = 0 [pid 833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 830] <... openat resumed>) = 3 [pid 833] setpgid(0, 0 [pid 830] write(3, "1000", 4 [pid 833] <... setpgid resumed>) = 0 [pid 830] <... write resumed>) = 4 [pid 833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 830] close(3 [pid 833] write(3, "1000", 4) = 4 [pid 830] <... close resumed>) = 0 [pid 830] symlink("/dev/binderfs", "./binderfs" [pid 833] close(3) = 0 [pid 833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 830] <... symlink resumed>) = 0 [pid 830] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 833] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 830] <... futex resumed>) = 0 [pid 830] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 833] <... rt_sigaction resumed>NULL, 8) = 0 [pid 830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 833] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 830] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[837]}, 88) = 837 [pid 833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 836 attached => {parent_tid=[838]}, 88) = 838 [pid 830] rt_sigprocmask(SIG_SETMASK, [], [pid 836] set_robust_list(0x7f2c061db9a0, 24 [pid 830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 836] <... set_robust_list resumed>) = 0 [pid 836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 836] memfd_create("syzkaller", 0) = 3 ./strace-static-x86_64: Process 837 attached [pid 837] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 837] memfd_create("syzkaller", 0) = 3 [pid 837] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 836] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 837] <... mmap resumed>) = 0x7f2bfddbb000 [pid 835] 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"..., 1048576 [pid 831] 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"..., 1048576./strace-static-x86_64: Process 838 attached [pid 838] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 838] memfd_create("syzkaller", 0) = 3 [pid 838] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 836] 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"..., 1048576 [pid 835] <... write resumed>) = 1048576 [pid 831] <... write resumed>) = 1048576 [pid 835] munmap(0x7f2bfddbb000, 138412032 [pid 831] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 835] <... munmap resumed>) = 0 [pid 831] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 835] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 831] <... openat resumed>) = 4 [pid 831] ioctl(4, LOOP_SET_FD, 3 [pid 835] ioctl(4, LOOP_SET_FD, 3 [pid 837] 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"..., 1048576 [pid 836] <... write resumed>) = 1048576 [pid 836] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 836] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 838] 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"..., 1048576 [pid 831] <... ioctl resumed>) = 0 [pid 838] <... write resumed>) = 1048576 [pid 837] <... write resumed>) = 1048576 [pid 836] <... openat resumed>) = 4 [pid 835] <... ioctl resumed>) = 0 [pid 837] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 837] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 837] ioctl(4, LOOP_SET_FD, 3 [pid 831] close(3) = 0 [pid 831] close(4 [pid 838] munmap(0x7f2bfddbb000, 138412032 [pid 836] ioctl(4, LOOP_SET_FD, 3 [pid 835] close(3) = 0 [pid 835] close(4 [pid 837] <... ioctl resumed>) = 0 [pid 837] close(3) = 0 [pid 837] close(4 [pid 838] <... munmap resumed>) = 0 [pid 838] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 831] <... close resumed>) = 0 [pid 831] mkdir("./file0", 0777) = 0 [pid 836] <... ioctl resumed>) = 0 [pid 831] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 836] close(3) = 0 [pid 836] close(4 [pid 838] <... openat resumed>) = 4 [pid 837] <... close resumed>) = 0 [pid 838] ioctl(4, LOOP_SET_FD, 3 [pid 837] mkdir("./file0", 0777) = 0 [pid 837] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 835] <... close resumed>) = 0 [pid 835] mkdir("./file0", 0777) = 0 [pid 835] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 836] <... close resumed>) = 0 [pid 838] <... ioctl resumed>) = 0 [pid 836] mkdir("./file0", 0777) = 0 [pid 836] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 838] close(3) = 0 [pid 838] close(4 [pid 836] <... mount resumed>) = 0 [pid 835] <... mount resumed>) = 0 [pid 836] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 836] chdir("./file0") = 0 [pid 836] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 835] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 835] chdir("./file0") = 0 [pid 835] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 838] <... close resumed>) = 0 [pid 838] mkdir("./file0", 0777 [pid 836] <... openat resumed>) = 4 [pid 838] <... mkdir resumed>) = 0 [pid 836] ioctl(4, LOOP_CLR_FD [pid 838] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 836] <... ioctl resumed>) = 0 [pid 836] close(4) = 0 [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 834] <... futex resumed>) = 0 [pid 836] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 834] <... futex resumed>) = 0 [pid 836] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... openat resumed>) = 4 [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 834] <... futex resumed>) = 0 [pid 836] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 834] <... futex resumed>) = 0 [pid 836] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... write resumed>) = 8 [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 834] <... futex resumed>) = 0 [pid 836] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 834] <... futex resumed>) = 0 [pid 836] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... mmap resumed>) = 0x20000000 [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 835] <... openat resumed>) = 4 [pid 834] <... futex resumed>) = 0 [pid 836] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 835] ioctl(4, LOOP_CLR_FD [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 835] <... ioctl resumed>) = 0 [pid 834] <... futex resumed>) = 0 [pid 836] write(4, 0x200000c0, 120 [pid 835] close(4 [pid 834] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... write resumed>) = 120 [pid 835] <... close resumed>) = 0 [pid 834] <... futex resumed>) = 0 [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 836] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 1 [pid 834] <... mmap resumed>) = 0x7f2c0619a000 [pid 832] <... futex resumed>) = 0 [pid 836] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 835] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 834] <... mprotect resumed>) = 0 [pid 832] <... futex resumed>) = 0 [pid 835] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 837] <... mount resumed>) = 0 [pid 835] <... openat resumed>) = 4 [pid 834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 831] <... mount resumed>) = 0 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 837] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 835] <... futex resumed>) = 1 [pid 832] <... futex resumed>) = 0 [pid 831] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 837] <... openat resumed>) = 3 [pid 835] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] <... clone3 resumed> => {parent_tid=[854]}, 88) = 854 [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] chdir("./file0" [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 834] rt_sigprocmask(SIG_SETMASK, [], [pid 832] <... futex resumed>) = 0 [pid 831] <... openat resumed>) = 3 [pid 835] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 834] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 41.452751][ T836] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 41.453508][ T835] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 41.472791][ T837] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 41.489787][ T831] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] <... write resumed>) = 8 [pid 834] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 854 attached [pid 837] <... chdir resumed>) = 0 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 834] <... futex resumed>) = 0 [pid 831] chdir("./file0" [pid 835] <... futex resumed>) = 1 [pid 834] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = 0 [pid 835] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] <... futex resumed>) = 0 [pid 835] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] <... mmap resumed>) = 0x20000000 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] set_robust_list(0x7f2c061ba9a0, 24 [pid 837] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 835] <... futex resumed>) = 1 [pid 832] <... futex resumed>) = 0 [pid 831] <... chdir resumed>) = 0 [pid 854] <... set_robust_list resumed>) = 0 [pid 837] <... openat resumed>) = 4 [pid 835] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 854] rt_sigprocmask(SIG_SETMASK, [], [pid 837] ioctl(4, LOOP_CLR_FD [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] <... futex resumed>) = 0 [pid 831] <... openat resumed>) = 4 [pid 854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 837] <... ioctl resumed>) = 0 [pid 835] write(4, 0x200000c0, 120 [pid 832] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] ioctl(4, LOOP_CLR_FD [pid 854] write(4, NULL, 120 [pid 837] close(4 [pid 835] <... write resumed>) = 120 [pid 832] <... futex resumed>) = 0 [pid 831] <... ioctl resumed>) = 0 [pid 854] <... write resumed>) = -1 EFAULT (Bad address) [pid 837] <... close resumed>) = 0 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 831] close(4 [pid 854] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... mount resumed>) = 0 [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = 0 [pid 832] <... mmap resumed>) = 0x7f2c0619a000 [pid 854] <... futex resumed>) = 1 [pid 837] <... futex resumed>) = 1 [pid 835] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] <... futex resumed>) = 0 [pid 833] <... futex resumed>) = 0 [pid 832] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 831] <... close resumed>) = 0 [pid 854] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... mprotect resumed>) = 0 [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] <... futex resumed>) = 0 [pid 834] <... futex resumed>) = 1 [pid 833] <... futex resumed>) = 0 [pid 832] rt_sigprocmask(SIG_BLOCK, ~[], [pid 831] <... futex resumed>) = 1 [pid 829] <... futex resumed>) = 0 [pid 837] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 836] ioctl(-1, ASHMEM_SET_SIZE [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... rt_sigprocmask resumed>[], 8) = 0 [pid 836] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 831] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] <... openat resumed>) = 4 [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 829] <... futex resumed>) = 0 [pid 838] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = 0 [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... clone3 resumed> => {parent_tid=[856]}, 88) = 856 [pid 831] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] <... openat resumed>) = 3 [pid 837] <... futex resumed>) = 1 [pid 836] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 834] <... futex resumed>) = 0 [pid 833] <... futex resumed>) = 0 [pid 832] rt_sigprocmask(SIG_SETMASK, [], [pid 838] chdir("./file0" [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] <... socket resumed>) = 5 [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 831] <... openat resumed>) = 4 [pid 838] <... chdir resumed>) = 0 [pid 837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] <... futex resumed>) = 0 [pid 832] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 837] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 836] <... futex resumed>) = 0 [pid 834] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = 0 [pid 831] <... futex resumed>) = 1 [pid 829] <... futex resumed>) = 0 ./strace-static-x86_64: Process 856 attached [pid 838] <... openat resumed>) = 4 [pid 837] <... write resumed>) = 8 [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 834] <... futex resumed>) = 0 [pid 832] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] set_robust_list(0x7f2c061ba9a0, 24 [pid 838] ioctl(4, LOOP_CLR_FD [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 834] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 829] <... futex resumed>) = 0 [pid 856] <... set_robust_list resumed>) = 0 [pid 838] <... ioctl resumed>) = 0 [pid 837] <... futex resumed>) = 1 [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 833] <... futex resumed>) = 0 [pid 831] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] rt_sigprocmask(SIG_SETMASK, [], [pid 838] close(4 [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 838] <... close resumed>) = 0 [pid 837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... write resumed>) = 8 [pid 856] write(4, NULL, 120 [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... write resumed>) = -1 EFAULT (Bad address) [pid 838] <... futex resumed>) = 1 [pid 837] <... mmap resumed>) = 0x20000000 [pid 831] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 856] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = 1 [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 837] <... futex resumed>) = 0 [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 856] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 838] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] <... openat resumed>) = 4 [pid 833] <... futex resumed>) = 0 [pid 832] <... futex resumed>) = 0 [pid 831] <... mmap resumed>) = 0x20000000 [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... futex resumed>) = 1 [pid 831] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 838] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 831] write(4, 0x200000c0, 120 [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... write resumed>) = 8 [pid 831] <... write resumed>) = 120 [pid 829] <... futex resumed>) = 0 [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 838] <... futex resumed>) = 1 [pid 831] <... futex resumed>) = 0 [pid 830] <... futex resumed>) = 0 [pid 829] <... mmap resumed>) = 0x7f2c0619a000 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 829] <... mprotect resumed>) = 0 [pid 838] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] rt_sigprocmask(SIG_BLOCK, ~[], [pid 838] <... mmap resumed>) = 0x20000000 [pid 829] <... rt_sigprocmask resumed>[], 8) = 0 [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 838] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... clone3 resumed> => {parent_tid=[857]}, 88) = 857 [ 41.519873][ T838] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 41.548366][ T836] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 829] rt_sigprocmask(SIG_SETMASK, [], [pid 838] write(4, 0x200000c0, 120 [pid 830] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 838] <... write resumed>) = 120 [pid 830] <... futex resumed>) = 0 [pid 829] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 829] <... futex resumed>) = 0 [pid 838] <... futex resumed>) = 0 [pid 830] <... mmap resumed>) = 0x7f2c0619a000 [pid 829] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[858]}, 88) = 858 [pid 830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 830] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 830] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 858 attached [pid 858] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 858] write(4, NULL, 120) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 857 attached [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 858] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 830] <... futex resumed>) = 0 [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... futex resumed>) = 0 [pid 830] <... futex resumed>) = 1 [pid 838] ioctl(-1, ASHMEM_SET_SIZE [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 830] <... futex resumed>) = 0 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 838] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] <... socket resumed>) = 5 [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 830] <... futex resumed>) = 0 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 830] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 857] set_robust_list(0x7f2c061ba9a0, 24 [pid 835] <... futex resumed>) = 0 [pid 834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] <... futex resumed>) = 1 [pid 834] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = 0 [pid 834] <... futex resumed>) = 1 [pid 854] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 834] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 854] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 854] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 834] <... futex resumed>) = 0 [pid 854] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 858] <... futex resumed>) = 1 [pid 858] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 857] <... set_robust_list resumed>) = 0 [pid 835] ioctl(-1, ASHMEM_SET_SIZE [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [ 41.563306][ T836] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.575416][ T836] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.575416][ T836] [ 41.578550][ T838] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.585528][ T836] EXT4-fs (loop0): Total free blocks count 0 [ 41.602963][ T838] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 857] rt_sigprocmask(SIG_SETMASK, [], [pid 837] <... futex resumed>) = 0 [pid 835] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 833] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 857] write(4, NULL, 120 [pid 835] <... futex resumed>) = 1 [pid 833] <... futex resumed>) = 0 [pid 832] <... futex resumed>) = 0 [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... write resumed>) = -1 EFAULT (Bad address) [pid 835] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... futex resumed>) = 1 [pid 857] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... socket resumed>) = 5 [pid 833] <... mmap resumed>) = 0x7f2c0619a000 [pid 832] <... futex resumed>) = 0 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 857] <... futex resumed>) = 0 [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 857] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 835] <... futex resumed>) = 0 [pid 833] <... mprotect resumed>) = 0 [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 832] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 832] <... futex resumed>) = 0 [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 832] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 859 attached [pid 837] write(4, 0x200000c0, 120 [pid 833] <... clone3 resumed> => {parent_tid=[859]}, 88) = 859 [pid 831] <... futex resumed>) = 0 [pid 830] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 833] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 41.605513][ T836] EXT4-fs (loop0): Free/Dirty block details [ 41.618344][ T838] EXT4-fs (loop4): This should not happen!! Data will be lost [ 41.618344][ T838] [ 41.623508][ T836] EXT4-fs (loop0): free_blocks=2415919104 [ 41.632822][ T838] EXT4-fs (loop4): Total free blocks count 0 [ 41.641619][ T835] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.644633][ T838] EXT4-fs (loop4): Free/Dirty block details [ 41.659827][ T836] EXT4-fs (loop0): dirty_blocks=16 [pid 833] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 859] set_robust_list(0x7f2c061ba9a0, 24 [pid 858] <... futex resumed>) = 0 [pid 837] <... write resumed>) = 120 [pid 831] ioctl(-1, ASHMEM_SET_SIZE [pid 830] <... futex resumed>) = 1 [pid 859] <... set_robust_list resumed>) = 0 [pid 858] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 830] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 859] rt_sigprocmask(SIG_SETMASK, [], [pid 858] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 837] <... futex resumed>) = 0 [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 858] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 832] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 831] <... futex resumed>) = 1 [pid 829] <... futex resumed>) = 0 [pid 833] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 41.665324][ T838] EXT4-fs (loop4): free_blocks=2415919104 [ 41.670471][ T836] EXT4-fs (loop0): Block reservation details [ 41.675443][ T838] EXT4-fs (loop4): dirty_blocks=16 [ 41.681938][ T835] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.686338][ T838] EXT4-fs (loop4): Block reservation details [ 41.698960][ T835] EXT4-fs (loop2): This should not happen!! Data will be lost [ 41.698960][ T835] [ 41.704131][ T836] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 859] write(4, NULL, 120 [pid 858] <... futex resumed>) = 1 [pid 837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 830] <... futex resumed>) = 0 [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=30000000} [pid 859] <... write resumed>) = -1 EFAULT (Bad address) [pid 858] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 856] <... futex resumed>) = 0 [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 837] ioctl(-1, ASHMEM_SET_SIZE [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 832] <... futex resumed>) = 1 [pid 831] <... socket resumed>) = 5 [pid 859] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 837] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 832] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 859] <... futex resumed>) = 0 [pid 856] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 831] <... futex resumed>) = 1 [pid 829] <... futex resumed>) = 0 [pid 859] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 856] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] <... futex resumed>) = 1 [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 829] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = 1 [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 832] <... futex resumed>) = 0 [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 829] <... futex resumed>) = 0 [pid 856] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 829] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 833] <... futex resumed>) = 0 [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 836] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 836] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 836] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 834] exit_group(0 [pid 854] <... futex resumed>) = ? [pid 836] <... futex resumed>) = ? [pid 834] <... exit_group resumed>) = ? [pid 854] +++ exited with 0 +++ [pid 836] +++ exited with 0 +++ [pid 834] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=834, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 360] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./15/binderfs") = 0 [pid 360] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 838] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 838] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 838] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 838] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] exit_group(0 [pid 858] <... futex resumed>) = ? [pid 838] <... futex resumed>) = ? [pid 830] <... exit_group resumed>) = ? [pid 858] +++ exited with 0 +++ [pid 838] +++ exited with 0 +++ [pid 837] <... futex resumed>) = 0 [pid 833] <... futex resumed>) = 1 [pid 830] +++ exited with 0 +++ [pid 837] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=830, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 837] <... socket resumed>) = 5 [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./15/binderfs") = 0 [ 41.715293][ T835] EXT4-fs (loop2): Total free blocks count 0 [ 41.719444][ T838] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 41.726330][ T835] EXT4-fs (loop2): Free/Dirty block details [ 41.733755][ T831] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.736763][ T835] EXT4-fs (loop2): free_blocks=2415919104 [ 41.757249][ T835] EXT4-fs (loop2): dirty_blocks=16 [ 41.762684][ T835] EXT4-fs (loop2): Block reservation details [pid 364] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 829] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 1 [pid 857] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 829] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 857] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 857] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 829] <... futex resumed>) = 0 [pid 857] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] <... futex resumed>) = 0 [pid 833] <... futex resumed>) = 1 [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 833] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [ 41.765313][ T831] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.781229][ T831] EXT4-fs (loop3): This should not happen!! Data will be lost [ 41.781229][ T831] [ 41.781505][ T835] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 41.798223][ T837] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.813162][ T831] EXT4-fs (loop3): Total free blocks count 0 [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 833] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 41.813597][ T837] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.819483][ T831] EXT4-fs (loop3): Free/Dirty block details [ 41.831637][ T837] EXT4-fs (loop1): This should not happen!! Data will be lost [ 41.831637][ T837] [ 41.837963][ T831] EXT4-fs (loop3): free_blocks=2415919104 [ 41.847168][ T837] EXT4-fs (loop1): Total free blocks count 0 [ 41.852848][ T831] EXT4-fs (loop3): dirty_blocks=16 [ 41.858337][ T837] EXT4-fs (loop1): Free/Dirty block details [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 833] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 835] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 835] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 835] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 835] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 832] exit_group(0 [pid 856] <... futex resumed>) = ? [pid 835] <... futex resumed>) = ? [pid 856] +++ exited with 0 +++ [pid 835] +++ exited with 0 +++ [pid 832] <... exit_group resumed>) = ? [pid 832] +++ exited with 0 +++ [pid 833] <... futex resumed>) = 1 [pid 859] <... futex resumed>) = 0 [pid 859] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 859] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 859] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 833] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=832, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 360] <... umount2 resumed>) = 0 [pid 833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] newfstatat(AT_FDCWD, "./15/file0", [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... openat resumed>) = 3 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(3, "", [pid 360] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... openat resumed>) = 4 [pid 362] getdents64(3, [pid 360] newfstatat(4, "", [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] getdents64(4, [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] newfstatat(AT_FDCWD, "./15/binderfs", [pid 360] getdents64(4, [pid 362] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] unlink("./15/binderfs" [pid 360] close(4 [pid 362] <... unlink resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 362] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] rmdir("./15/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./15") = 0 [pid 360] mkdir("./16", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 831] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 831] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 831] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 831] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 829] exit_group(0 [pid 857] <... futex resumed>) = ? [pid 831] <... futex resumed>) = ? [pid 829] <... exit_group resumed>) = ? [pid 857] +++ exited with 0 +++ [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 831] +++ exited with 0 +++ [pid 829] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=829, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 363] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] unlink("./15/binderfs" [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... unlink resumed>) = 0 [pid 363] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 837] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 837] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 837] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 837] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] <... umount2 resumed>) = 0 [pid 833] exit_group(0 [pid 859] <... futex resumed>) = ? [pid 833] <... exit_group resumed>) = ? [pid 364] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 859] +++ exited with 0 +++ [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./15/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./15/file0" [pid 837] <... futex resumed>) = ? [pid 364] <... rmdir resumed>) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./15" [pid 837] +++ exited with 0 +++ [pid 833] +++ exited with 0 +++ [pid 364] <... rmdir resumed>) = 0 [pid 364] mkdir("./16", 0777 [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=833, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 364] <... mkdir resumed>) = 0 [pid 361] restart_syscall(<... resuming interrupted clone ...> [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 361] <... restart_syscall resumed>) = 0 [pid 361] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./14/binderfs") = 0 [ 41.863410][ T831] EXT4-fs (loop3): Block reservation details [ 41.871951][ T837] EXT4-fs (loop1): free_blocks=2415919104 [ 41.875027][ T831] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 41.886011][ T837] EXT4-fs (loop1): dirty_blocks=16 [ 41.892197][ T837] EXT4-fs (loop1): Block reservation details [ 41.898916][ T837] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 361] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 360] ioctl(3, LOOP_CLR_FD [pid 362] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./15/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./15/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./15") = 0 [pid 362] mkdir("./16", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 364] <... openat resumed>) = 3 [pid 364] ioctl(3, LOOP_CLR_FD [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 860 ./strace-static-x86_64: Process 860 attached [pid 860] set_robust_list(0x5555565f2760, 24) = 0 [pid 860] chdir("./16") = 0 [pid 860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 860] setpgid(0, 0) = 0 [pid 860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] <... umount2 resumed>) = 0 [pid 860] <... openat resumed>) = 3 [pid 860] write(3, "1000", 4) = 4 [pid 860] close(3) = 0 [pid 860] symlink("/dev/binderfs", "./binderfs") = 0 [pid 860] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 860] <... futex resumed>) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 860] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 860] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 860] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 860] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[861]}, 88) = 861 [pid 860] rt_sigprocmask(SIG_SETMASK, [], [pid 363] newfstatat(AT_FDCWD, "./15/file0", ./strace-static-x86_64: Process 861 attached [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... openat resumed>) = 3 [pid 361] <... umount2 resumed>) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] close(3 [pid 362] ioctl(3, LOOP_CLR_FD [pid 363] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... close resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] close(3 [pid 361] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./14/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./14") = 0 [pid 361] mkdir("./15", 0777 [pid 363] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... close resumed>) = 0 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 862 [pid 363] <... openat resumed>) = 4 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] newfstatat(4, "", [pid 361] <... mkdir resumed>) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 361] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 361] close(3) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 863 [pid 363] getdents64(4, [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./15/file0" [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 864 [pid 860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rmdir resumed>) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 861] set_robust_list(0x7f2c061db9a0, 24 [pid 363] close(3 [pid 861] <... set_robust_list resumed>) = 0 [pid 363] <... close resumed>) = 0 [pid 363] rmdir("./15" [pid 861] rt_sigprocmask(SIG_SETMASK, [], [pid 860] <... futex resumed>) = 0 [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 363] <... rmdir resumed>) = 0 [pid 363] mkdir("./16", 0777 [pid 861] memfd_create("syzkaller", 0./strace-static-x86_64: Process 862 attached [pid 363] <... mkdir resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 861] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 863 attached [pid 861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 363] <... openat resumed>) = 3 [pid 363] ioctl(3, LOOP_CLR_FD [pid 863] set_robust_list(0x5555565f2760, 24 [pid 861] <... mmap resumed>) = 0x7f2bfddbb000 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 862] set_robust_list(0x5555565f2760, 24) = 0 [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 865 [pid 862] chdir("./16") = 0 [pid 862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 862] setpgid(0, 0) = 0 [pid 862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 863] <... set_robust_list resumed>) = 0 [pid 863] chdir("./16") = 0 [pid 862] write(3, "1000", 4./strace-static-x86_64: Process 864 attached [pid 863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 864] set_robust_list(0x5555565f2760, 24 [pid 863] setpgid(0, 0 [pid 864] <... set_robust_list resumed>) = 0 [pid 863] <... setpgid resumed>) = 0 [pid 862] <... write resumed>) = 4 [pid 862] close(3 [pid 863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 862] <... close resumed>) = 0 [pid 864] chdir("./15" [pid 862] symlink("/dev/binderfs", "./binderfs" [pid 864] <... chdir resumed>) = 0 [pid 863] <... openat resumed>) = 3 [pid 862] <... symlink resumed>) = 0 [pid 862] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 863] write(3, "1000", 4 [pid 864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 863] <... write resumed>) = 4 [pid 862] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 862] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[866]}, 88) = 866 [pid 862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 865 attached [pid 864] <... prctl resumed>) = 0 [pid 863] close(3 [pid 865] set_robust_list(0x5555565f2760, 24 [pid 863] <... close resumed>) = 0 [pid 864] setpgid(0, 0 [pid 863] symlink("/dev/binderfs", "./binderfs" [pid 864] <... setpgid resumed>) = 0 [pid 865] <... set_robust_list resumed>) = 0 [pid 863] <... symlink resumed>) = 0 [pid 865] chdir("./16" [pid 864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 863] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 865] <... chdir resumed>) = 0 [pid 865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 865] setpgid(0, 0 [pid 863] <... futex resumed>) = 0 [pid 863] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 865] <... setpgid resumed>) = 0 [pid 864] <... openat resumed>) = 3 [pid 863] <... rt_sigaction resumed>NULL, 8) = 0 [pid 865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 865] write(3, "1000", 4) = 4 [pid 864] write(3, "1000", 4 [pid 863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 865] close(3 [pid 864] <... write resumed>) = 4 [pid 863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 864] close(3 [pid 865] <... close resumed>) = 0 [pid 865] symlink("/dev/binderfs", "./binderfs") = 0 [pid 865] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 865] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 864] <... close resumed>) = 0 [pid 863] <... mmap resumed>) = 0x7f2c061bb000 [pid 865] <... rt_sigaction resumed>NULL, 8) = 0 [pid 864] symlink("/dev/binderfs", "./binderfs" [pid 863] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 865] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 863] <... mprotect resumed>) = 0 [pid 865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 863] rt_sigprocmask(SIG_BLOCK, ~[], [pid 865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 865] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 864] <... symlink resumed>) = 0 [pid 863] <... rt_sigprocmask resumed>[], 8) = 0 [pid 865] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 864] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 866 attached [pid 865] <... clone3 resumed> => {parent_tid=[867]}, 88) = 867 [pid 866] set_robust_list(0x7f2c061db9a0, 24 [pid 865] rt_sigprocmask(SIG_SETMASK, [], [pid 864] <... futex resumed>) = 0 [pid 866] <... set_robust_list resumed>) = 0 [pid 865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 864] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 863] <... clone3 resumed> => {parent_tid=[868]}, 88) = 868 [pid 866] rt_sigprocmask(SIG_SETMASK, [], [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] <... rt_sigaction resumed>NULL, 8) = 0 [pid 863] rt_sigprocmask(SIG_SETMASK, [], [pid 866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 865] <... futex resumed>) = 0 [pid 864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 866] memfd_create("syzkaller", 0 [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] <... memfd_create resumed>) = 3 [pid 864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 863] <... futex resumed>) = 0 [pid 861] 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"..., 1048576 [pid 866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 866] 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"..., 1048576 [pid 864] <... mmap resumed>) = 0x7f2c061bb000 [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 864] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 864] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 868 attached [], 8) = 0 ./strace-static-x86_64: Process 867 attached [pid 868] set_robust_list(0x7f2c061db9a0, 24 [pid 864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 868] <... set_robust_list resumed>) = 0 [pid 868] rt_sigprocmask(SIG_SETMASK, [], [pid 867] set_robust_list(0x7f2c061db9a0, 24 [pid 868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 864] <... clone3 resumed> => {parent_tid=[869]}, 88) = 869 [pid 867] <... set_robust_list resumed>) = 0 [pid 864] rt_sigprocmask(SIG_SETMASK, [], [pid 868] memfd_create("syzkaller", 0 [pid 867] rt_sigprocmask(SIG_SETMASK, [], [pid 864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 868] <... memfd_create resumed>) = 3 [pid 867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... write resumed>) = 1048576 [pid 868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 867] memfd_create("syzkaller", 0 [pid 864] <... futex resumed>) = 0 [pid 861] munmap(0x7f2bfddbb000, 138412032 [pid 868] <... mmap resumed>) = 0x7f2bfddbb000 [pid 867] <... memfd_create resumed>) = 3 [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 861] <... munmap resumed>) = 0 [pid 867] <... mmap resumed>) = 0x7f2bfddbb000 [pid 861] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 869 attached [pid 869] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 869] memfd_create("syzkaller", 0) = 3 [pid 869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 867] 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"..., 1048576 [pid 861] <... openat resumed>) = 4 [pid 861] ioctl(4, LOOP_SET_FD, 3 [pid 866] <... write resumed>) = 1048576 [pid 866] munmap(0x7f2bfddbb000, 138412032 [pid 861] <... ioctl resumed>) = 0 [pid 868] 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"..., 1048576 [pid 861] close(3) = 0 [pid 861] close(4) = 0 [pid 861] mkdir("./file0", 0777 [pid 866] <... munmap resumed>) = 0 [pid 866] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 861] <... mkdir resumed>) = 0 [pid 866] <... openat resumed>) = 4 [pid 861] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 866] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 869] 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"..., 1048576 [pid 866] close(3 [pid 867] <... write resumed>) = 1048576 [pid 866] <... close resumed>) = 0 [pid 867] munmap(0x7f2bfddbb000, 138412032 [pid 866] close(4) = 0 [pid 866] mkdir("./file0", 0777 [pid 868] <... write resumed>) = 1048576 [pid 868] munmap(0x7f2bfddbb000, 138412032 [pid 866] <... mkdir resumed>) = 0 [pid 868] <... munmap resumed>) = 0 [pid 866] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 868] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 868] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 868] close(3) = 0 [pid 868] close(4 [pid 869] <... write resumed>) = 1048576 [pid 869] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 869] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 867] <... munmap resumed>) = 0 [pid 867] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 861] <... mount resumed>) = 0 [pid 861] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 861] chdir("./file0") = 0 [pid 861] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 868] <... close resumed>) = 0 [pid 868] mkdir("./file0", 0777 [pid 869] <... openat resumed>) = 4 [pid 867] <... openat resumed>) = 4 [pid 861] <... openat resumed>) = 4 [pid 869] ioctl(4, LOOP_SET_FD, 3 [pid 868] <... mkdir resumed>) = 0 [pid 861] ioctl(4, LOOP_CLR_FD [pid 868] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 867] ioctl(4, LOOP_SET_FD, 3 [pid 866] <... mount resumed>) = 0 [pid 866] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 866] chdir("./file0") = 0 [pid 866] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 869] <... ioctl resumed>) = 0 [pid 861] <... ioctl resumed>) = 0 [pid 869] close(3 [pid 861] close(4 [pid 869] <... close resumed>) = 0 [pid 869] close(4 [pid 867] <... ioctl resumed>) = 0 [pid 866] <... openat resumed>) = 4 [pid 861] <... close resumed>) = 0 [pid 869] <... close resumed>) = 0 [pid 867] close(3 [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] mkdir("./file0", 0777 [pid 861] <... futex resumed>) = 1 [pid 860] <... futex resumed>) = 0 [pid 867] <... close resumed>) = 0 [pid 869] <... mkdir resumed>) = 0 [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 867] close(4 [pid 861] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 860] <... futex resumed>) = 0 [pid 861] <... openat resumed>) = 4 [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 860] <... futex resumed>) = 0 [pid 861] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... write resumed>) = 8 [pid 860] <... futex resumed>) = 0 [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] <... futex resumed>) = 0 [pid 860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 861] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... mmap resumed>) = 0x20000000 [pid 860] <... futex resumed>) = 0 [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] <... futex resumed>) = 0 [pid 860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 861] write(4, 0x200000c0, 120 [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... write resumed>) = 120 [pid 860] <... futex resumed>) = 0 [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 860] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... futex resumed>) = 0 [pid 860] <... futex resumed>) = 0 [pid 861] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 860] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 866] ioctl(4, LOOP_CLR_FD [pid 860] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[881]}, 88) = 881 [pid 860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 860] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 42.205511][ T861] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 42.242623][ T866] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 860] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 881 attached [pid 881] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 881] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 881] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 881] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 860] <... futex resumed>) = 0 [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] <... futex resumed>) = 0 [pid 861] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 860] <... futex resumed>) = 0 [pid 861] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 860] <... futex resumed>) = 0 [pid 861] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] <... socket resumed>) = 5 [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 860] <... futex resumed>) = 0 [pid 868] <... mount resumed>) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 860] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 860] <... futex resumed>) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 860] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 868] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 868] chdir("./file0") = 0 [ 42.285463][ T868] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 42.295974][ T861] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 42.310715][ T861] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 42.322862][ T861] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.322862][ T861] [pid 868] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 860] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 860] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 881] <... futex resumed>) = 0 [pid 881] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 881] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 860] <... futex resumed>) = 0 [pid 881] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 867] <... close resumed>) = 0 [pid 868] <... openat resumed>) = 4 [pid 868] ioctl(4, LOOP_CLR_FD) = 0 [pid 868] close(4) = 0 [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 866] <... ioctl resumed>) = 0 [pid 863] <... futex resumed>) = 0 [pid 868] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... openat resumed>) = 4 [pid 867] mkdir("./file0", 0777 [pid 866] close(4 [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... mkdir resumed>) = 0 [pid 868] <... futex resumed>) = 1 [pid 867] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 863] <... futex resumed>) = 0 [pid 868] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [ 42.332565][ T861] EXT4-fs (loop0): Total free blocks count 0 [ 42.338333][ T861] EXT4-fs (loop0): Free/Dirty block details [ 42.344106][ T861] EXT4-fs (loop0): free_blocks=2415919104 [ 42.349776][ T861] EXT4-fs (loop0): dirty_blocks=16 [ 42.354716][ T861] EXT4-fs (loop0): Block reservation details [ 42.360531][ T861] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... write resumed>) = 8 [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 863] <... futex resumed>) = 0 [pid 868] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... mmap resumed>) = 0x20000000 [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 863] <... futex resumed>) = 0 [pid 868] write(4, 0x200000c0, 120 [pid 863] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... write resumed>) = 120 [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 869] <... mount resumed>) = 0 [pid 868] <... futex resumed>) = 0 [pid 863] <... mmap resumed>) = 0x7f2c0619a000 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 863] rt_sigprocmask(SIG_BLOCK, ~[], [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 863] <... rt_sigprocmask resumed>[], 8) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 885 attached [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 869] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 863] <... clone3 resumed> => {parent_tid=[885]}, 88) = 885 [pid 863] rt_sigprocmask(SIG_SETMASK, [], [pid 869] <... openat resumed>) = 3 [pid 863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 869] chdir("./file0" [pid 863] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 863] <... futex resumed>) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 869] <... chdir resumed>) = 0 [pid 863] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 885] set_robust_list(0x7f2c061ba9a0, 24 [pid 869] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 885] <... set_robust_list resumed>) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 885] rt_sigprocmask(SIG_SETMASK, [], [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 885] write(4, NULL, 120 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 885] <... write resumed>) = -1 EFAULT (Bad address) [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 885] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 863] <... futex resumed>) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 885] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 868] <... futex resumed>) = 0 [pid 863] <... futex resumed>) = 1 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 868] ioctl(-1, ASHMEM_SET_SIZE [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 868] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 863] <... futex resumed>) = 0 [pid 861] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 863] <... futex resumed>) = 0 [pid 861] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 868] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... socket resumed>) = 5 [pid 861] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = 1 [pid 863] <... futex resumed>) = 0 [pid 861] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 863] <... futex resumed>) = 0 [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 863] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 860] exit_group(0 [pid 881] <... futex resumed>) = ? [pid 866] <... close resumed>) = 0 [pid 860] <... exit_group resumed>) = ? [pid 881] +++ exited with 0 +++ [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 861] <... futex resumed>) = ? [ 42.385686][ T869] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 42.403389][ T868] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 42.419209][ T868] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 869] <... openat resumed>) = 4 [pid 866] <... futex resumed>) = 1 [pid 862] <... futex resumed>) = 0 [pid 861] +++ exited with 0 +++ [pid 860] +++ exited with 0 +++ [pid 869] ioctl(4, LOOP_CLR_FD [pid 866] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=860, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 869] <... ioctl resumed>) = 0 [pid 866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 862] <... futex resumed>) = 0 [pid 869] close(4 [pid 866] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 869] <... close resumed>) = 0 [pid 866] <... openat resumed>) = 4 [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 1 [pid 866] <... futex resumed>) = 1 [pid 862] <... futex resumed>) = 0 [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 866] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 866] <... write resumed>) = 8 [pid 862] <... futex resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 866] <... futex resumed>) = 0 [pid 862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] <... openat resumed>) = 3 [pid 866] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] newfstatat(3, "", [pid 866] <... mmap resumed>) = 0x20000000 [pid 862] <... futex resumed>) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] getdents64(3, [pid 866] <... futex resumed>) = 0 [pid 862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 866] write(4, 0x200000c0, 120 [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 866] <... write resumed>) = 120 [pid 862] <... futex resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 862] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] newfstatat(AT_FDCWD, "./16/binderfs", [pid 866] <... futex resumed>) = 0 [pid 862] <... futex resumed>) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 866] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 360] unlink("./16/binderfs" [pid 864] <... futex resumed>) = 0 [pid 862] <... mmap resumed>) = 0x7f2c0619a000 [pid 360] <... unlink resumed>) = 0 [pid 862] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 360] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[886]}, 88) = 886 [pid 862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 862] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 862] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 886 attached [pid 869] <... futex resumed>) = 0 [pid 864] <... futex resumed>) = 1 [pid 869] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 863] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 885] <... futex resumed>) = 0 [pid 864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 863] <... futex resumed>) = 1 [pid 886] set_robust_list(0x7f2c061ba9a0, 24 [pid 885] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... set_robust_list resumed>) = 0 [pid 886] rt_sigprocmask(SIG_SETMASK, [], [pid 864] <... futex resumed>) = 1 [pid 886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 885] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 869] <... futex resumed>) = 0 [pid 869] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 886] write(4, NULL, 120 [pid 885] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 869] <... write resumed>) = 8 [pid 886] <... write resumed>) = -1 EFAULT (Bad address) [pid 885] <... futex resumed>) = 1 [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] <... futex resumed>) = 0 [pid 886] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] <... futex resumed>) = 1 [pid 864] <... futex resumed>) = 0 [pid 886] <... futex resumed>) = 1 [pid 862] <... futex resumed>) = 0 [pid 886] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] <... futex resumed>) = 0 [pid 869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 866] <... futex resumed>) = 0 [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 862] <... futex resumed>) = 1 [pid 866] ioctl(-1, ASHMEM_SET_SIZE [pid 869] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 866] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... mmap resumed>) = 0x20000000 [pid 866] <... futex resumed>) = 0 [pid 862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 866] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] <... futex resumed>) = 0 [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... mount resumed>) = 0 [pid 867] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 867] chdir("./file0") = 0 [pid 867] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 866] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 42.431832][ T868] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.431832][ T868] [ 42.442763][ T868] EXT4-fs (loop2): Total free blocks count 0 [ 42.449041][ T868] EXT4-fs (loop2): Free/Dirty block details [ 42.455728][ T868] EXT4-fs (loop2): free_blocks=2415919104 [ 42.468665][ T868] EXT4-fs (loop2): dirty_blocks=16 [ 42.470432][ T867] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 866] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 0 [pid 864] <... futex resumed>) = 1 [pid 869] write(4, 0x200000c0, 120 [pid 864] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... write resumed>) = 120 [pid 864] <... futex resumed>) = 0 [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 869] <... futex resumed>) = 0 [pid 864] <... mmap resumed>) = 0x7f2c0619a000 [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 866] <... futex resumed>) = 0 [pid 864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 862] <... futex resumed>) = 1 [pid 866] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] <... clone3 resumed> => {parent_tid=[889]}, 88) = 889 [pid 864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 864] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 864] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 889 attached [pid 889] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 889] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 889] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] <... futex resumed>) = 0 [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 0 [pid 864] <... futex resumed>) = 1 [pid 869] ioctl(-1, ASHMEM_SET_SIZE [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 869] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 864] <... futex resumed>) = 0 [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 864] <... futex resumed>) = 0 [pid 869] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 869] <... socket resumed>) = 5 [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 864] <... futex resumed>) = 0 [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 864] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 864] <... futex resumed>) = 0 [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 864] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 889] <... futex resumed>) = 1 [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... umount2 resumed>) = 0 [pid 889] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 862] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 862] <... futex resumed>) = 1 [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 862] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 868] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 868] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 868] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] <... futex resumed>) = 0 [pid 868] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 863] exit_group(0 [pid 885] <... futex resumed>) = ? [pid 868] <... futex resumed>) = ? [pid 863] <... exit_group resumed>) = ? [pid 360] newfstatat(AT_FDCWD, "./16/file0", [pid 885] +++ exited with 0 +++ [pid 868] +++ exited with 0 +++ [pid 863] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=863, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... openat resumed>) = 4 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] newfstatat(4, "", [pid 362] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] getdents64(4, [pid 362] unlink("./16/binderfs") = 0 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./16/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [ 42.474188][ T868] EXT4-fs (loop2): Block reservation details [ 42.488494][ T868] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 42.493021][ T869] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 42.496338][ T23] kauditd_printk_skb: 4 callbacks suppressed [pid 360] rmdir("./16") = 0 [pid 360] mkdir("./17", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 890 ./strace-static-x86_64: Process 890 attached [pid 890] set_robust_list(0x5555565f2760, 24) = 0 [pid 890] chdir("./17") = 0 [pid 890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 890] setpgid(0, 0) = 0 [pid 890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 890] write(3, "1000", 4) = 4 [pid 890] close(3) = 0 [pid 890] symlink("/dev/binderfs", "./binderfs") = 0 [pid 890] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 890] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 867] <... openat resumed>) = 4 [pid 866] <... futex resumed>) = 0 [pid 864] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 890] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 890] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[891]}, 88) = 891 [pid 890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 867] ioctl(4, LOOP_CLR_FD [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 864] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 862] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = 0 [pid 862] <... futex resumed>) = 1 [pid 886] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 862] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 886] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 862] <... futex resumed>) = 0 [pid 886] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 891 attached [pid 891] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 891] memfd_create("syzkaller", 0) = 3 [pid 891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 867] <... ioctl resumed>) = 0 [ 42.496348][ T23] audit: type=1400 audit(1713825509.369:80): avc: denied { remove_name } for pid=144 comm="syslogd" name="messages" dev="tmpfs" ino=9282 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 42.508839][ T869] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 42.555165][ T23] audit: type=1400 audit(1713825509.369:81): avc: denied { rename } for pid=144 comm="syslogd" name="messages" dev="tmpfs" ino=9282 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 42.560202][ T869] EXT4-fs (loop1): This should not happen!! Data will be lost [pid 889] <... futex resumed>) = 0 [pid 867] close(4 [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 864] <... futex resumed>) = 1 [pid 889] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 867] <... close resumed>) = 0 [pid 889] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 864] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 889] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 889] <... futex resumed>) = 0 [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 889] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 867] <... futex resumed>) = 1 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 891] 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"..., 1048576) = 1048576 [pid 891] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 891] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 891] close(3) = 0 [pid 891] close(4 [pid 867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 865] <... futex resumed>) = 0 [pid 867] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 867] <... openat resumed>) = 4 [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 865] <... futex resumed>) = 0 [pid 867] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 867] <... write resumed>) = 8 [ 42.560202][ T869] [ 42.587510][ T869] EXT4-fs (loop1): Total free blocks count 0 [ 42.595993][ T866] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 42.619460][ T866] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 865] <... futex resumed>) = 0 [ 42.620145][ T869] EXT4-fs (loop1): Free/Dirty block details [ 42.632142][ T866] EXT4-fs (loop4): This should not happen!! Data will be lost [ 42.632142][ T866] [ 42.639326][ T869] EXT4-fs (loop1): free_blocks=2415919104 [ 42.647042][ T866] EXT4-fs (loop4): Total free blocks count 0 [ 42.654080][ T869] EXT4-fs (loop1): dirty_blocks=16 [ 42.658714][ T866] EXT4-fs (loop4): Free/Dirty block details [ 42.665173][ T869] EXT4-fs (loop1): Block reservation details [ 42.669480][ T866] EXT4-fs (loop4): free_blocks=2415919104 [ 42.676756][ T869] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 891] <... close resumed>) = 0 [pid 867] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 891] mkdir("./file0", 0777 [pid 867] <... mmap resumed>) = 0x20000000 [pid 891] <... mkdir resumed>) = 0 [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 865] <... futex resumed>) = 0 [pid 867] write(4, 0x200000c0, 120 [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 891] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 867] <... write resumed>) = 120 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 865] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... futex resumed>) = 0 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 865] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 865] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[893]}, 88) = 893 [pid 865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 865] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 865] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 866] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 866] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 866] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 866] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 862] exit_group(0) = ? [pid 866] <... futex resumed>) = ? [pid 866] +++ exited with 0 +++ ./strace-static-x86_64: Process 893 attached [pid 893] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 893] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 893] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 865] <... futex resumed>) = 0 [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... futex resumed>) = 0 [pid 865] <... futex resumed>) = 1 [pid 867] ioctl(-1, ASHMEM_SET_SIZE [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 867] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 865] <... futex resumed>) = 0 [pid 867] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 867] <... socket resumed>) = 5 [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 865] <... futex resumed>) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 865] <... futex resumed>) = 0 [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 865] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 893] <... futex resumed>) = 1 [pid 886] <... futex resumed>) = ? [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 886] +++ exited with 0 +++ [pid 862] +++ exited with 0 +++ [pid 893] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 869] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 869] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 869] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 869] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=862, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 364] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./16/binderfs") = 0 [pid 364] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 864] exit_group(0) = ? [pid 869] <... futex resumed>) = ? [pid 869] +++ exited with 0 +++ [pid 889] <... futex resumed>) = ? [pid 889] +++ exited with 0 +++ [pid 864] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=864, si_uid=0, si_status=0, si_utime=0, si_stime=16} --- [pid 361] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./15/binderfs") = 0 [ 42.681083][ T866] EXT4-fs (loop4): dirty_blocks=16 [ 42.681088][ T866] EXT4-fs (loop4): Block reservation details [ 42.681099][ T866] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 42.695755][ T867] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 42.717854][ T867] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 42.729925][ T867] EXT4-fs (loop3): This should not happen!! Data will be lost [pid 361] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 865] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 865] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 893] <... futex resumed>) = 0 [pid 865] <... futex resumed>) = 1 [pid 893] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 865] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 893] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 893] <... futex resumed>) = 0 [pid 893] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./16/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./16/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./16") = 0 [pid 362] mkdir("./17", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 867] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 867] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 867] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 867] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 865] exit_group(0 [pid 893] <... futex resumed>) = 231 [pid 865] <... exit_group resumed>) = ? [pid 893] +++ exited with 0 +++ [pid 867] <... futex resumed>) = ? [pid 867] +++ exited with 0 +++ [pid 865] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=865, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 363] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./16/binderfs") = 0 [ 42.729925][ T867] [ 42.739423][ T867] EXT4-fs (loop3): Total free blocks count 0 [ 42.745251][ T867] EXT4-fs (loop3): Free/Dirty block details [ 42.751145][ T867] EXT4-fs (loop3): free_blocks=2415919104 [ 42.756715][ T867] EXT4-fs (loop3): dirty_blocks=16 [ 42.761692][ T867] EXT4-fs (loop3): Block reservation details [ 42.767437][ T867] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 363] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... openat resumed>) = 3 [pid 362] ioctl(3, LOOP_CLR_FD [pid 364] <... umount2 resumed>) = 0 [pid 363] <... umount2 resumed>) = 0 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... umount2 resumed>) = 0 [pid 364] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./16/file0", [pid 361] newfstatat(AT_FDCWD, "./15/file0", [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] close(3 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... close resumed>) = 0 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] <... openat resumed>) = 4 [pid 361] <... openat resumed>) = 4 [pid 364] newfstatat(4, "", [pid 361] newfstatat(4, "", [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, [pid 361] getdents64(4, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, [pid 361] getdents64(4, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4 [pid 361] close(4 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 364] rmdir("./16/file0" [pid 361] rmdir("./15/file0" [pid 364] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 364] getdents64(3, [pid 361] getdents64(3, [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3 [pid 361] close(3 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 364] rmdir("./16" [pid 361] rmdir("./15" [pid 364] <... rmdir resumed>) = 0 [pid 363] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... rmdir resumed>) = 0 [pid 364] mkdir("./17", 0777 [pid 361] mkdir("./16", 0777 [pid 364] <... mkdir resumed>) = 0 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... mkdir resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 364] <... openat resumed>) = 3 [pid 361] <... openat resumed>) = 3 [pid 364] ioctl(3, LOOP_CLR_FD [pid 361] ioctl(3, LOOP_CLR_FD [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] newfstatat(AT_FDCWD, "./16/file0", [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 895 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 364] close(3 [pid 361] close(3 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 896 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 897 [pid 363] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 896 attached ) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 896] set_robust_list(0x5555565f2760, 24 [pid 363] getdents64(4, [pid 896] <... set_robust_list resumed>) = 0 [pid 896] chdir("./17" [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 896] <... chdir resumed>) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 896] setpgid(0, 0) = 0 [pid 896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] rmdir("./16/file0") = 0 [pid 896] <... openat resumed>) = 3 [pid 896] write(3, "1000", 4) = 4 [pid 896] close(3) = 0 [pid 896] symlink("/dev/binderfs", "./binderfs" [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./16" [pid 896] <... symlink resumed>) = 0 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rmdir resumed>) = 0 [pid 896] <... futex resumed>) = 0 [pid 896] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 363] mkdir("./17", 0777 [pid 896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 896] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 363] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 897 attached ./strace-static-x86_64: Process 895 attached [pid 896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 895] set_robust_list(0x5555565f2760, 24 [pid 363] <... openat resumed>) = 3 [pid 895] <... set_robust_list resumed>) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 897] set_robust_list(0x5555565f2760, 24 [pid 895] chdir("./17" [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 897] <... set_robust_list resumed>) = 0 [pid 895] <... chdir resumed>) = 0 [pid 363] close(3 [pid 897] chdir("./16" [pid 895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] <... close resumed>) = 0 [pid 897] <... chdir resumed>) = 0 [pid 895] <... prctl resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 895] setpgid(0, 0 [pid 897] <... prctl resumed>) = 0 [pid 895] <... setpgid resumed>) = 0 [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 899 [pid 897] setpgid(0, 0 [pid 895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 897] <... setpgid resumed>) = 0 [pid 895] <... openat resumed>) = 3 [pid 897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 895] write(3, "1000", 4 [pid 897] <... openat resumed>) = 3 [pid 895] <... write resumed>) = 4 ./strace-static-x86_64: Process 899 attached [pid 897] write(3, "1000", 4 [pid 895] close(3 [pid 899] set_robust_list(0x5555565f2760, 24 [pid 897] <... write resumed>) = 4 [pid 895] <... close resumed>) = 0 [pid 899] <... set_robust_list resumed>) = 0 [pid 897] close(3 [pid 895] symlink("/dev/binderfs", "./binderfs" [pid 891] <... mount resumed>) = 0 [pid 899] chdir("./17" [pid 897] <... close resumed>) = 0 [pid 896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 895] <... symlink resumed>) = 0 [pid 899] <... chdir resumed>) = 0 [pid 897] symlink("/dev/binderfs", "./binderfs" [pid 896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 895] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 897] <... symlink resumed>) = 0 [pid 895] <... futex resumed>) = 0 [pid 899] <... prctl resumed>) = 0 [pid 891] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 899] setpgid(0, 0) = 0 [pid 899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 897] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 896] <... clone3 resumed> => {parent_tid=[900]}, 88) = 900 [pid 895] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 891] <... openat resumed>) = 3 [pid 899] <... openat resumed>) = 3 [pid 897] <... futex resumed>) = 0 [pid 896] rt_sigprocmask(SIG_SETMASK, [], [pid 895] <... rt_sigaction resumed>NULL, 8) = 0 [pid 891] chdir("./file0" [pid 899] write(3, "1000", 4 [pid 897] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 895] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 891] <... chdir resumed>) = 0 [pid 899] <... write resumed>) = 4 [pid 897] <... rt_sigaction resumed>NULL, 8) = 0 [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 899] close(3 [pid 897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 896] <... futex resumed>) = 0 [pid 895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 891] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 900 attached [pid 899] <... close resumed>) = 0 [pid 897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 895] <... mmap resumed>) = 0x7f2c061bb000 [pid 899] symlink("/dev/binderfs", "./binderfs" [pid 897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 895] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 891] <... openat resumed>) = 4 [pid 897] <... mmap resumed>) = 0x7f2c061bb000 [pid 895] <... mprotect resumed>) = 0 [pid 899] <... symlink resumed>) = 0 [pid 897] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 895] rt_sigprocmask(SIG_BLOCK, ~[], [pid 891] ioctl(4, LOOP_CLR_FD [pid 899] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... mprotect resumed>) = 0 [pid 895] <... rt_sigprocmask resumed>[], 8) = 0 [pid 891] <... ioctl resumed>) = 0 [pid 899] <... futex resumed>) = 0 [pid 897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 899] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 891] close(4 [pid 899] <... rt_sigaction resumed>NULL, 8) = 0 [pid 897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 895] <... clone3 resumed> => {parent_tid=[901]}, 88) = 901 [pid 891] <... close resumed>) = 0 [pid 899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 895] rt_sigprocmask(SIG_SETMASK, [], [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 897] <... clone3 resumed> => {parent_tid=[902]}, 88) = 902 [pid 895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 891] <... futex resumed>) = 1 [pid 890] <... futex resumed>) = 0 [pid 899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 897] rt_sigprocmask(SIG_SETMASK, [], [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] <... mmap resumed>) = 0x7f2c061bb000 [pid 897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 895] <... futex resumed>) = 0 [pid 891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 890] <... futex resumed>) = 0 [pid 899] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 891] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 899] <... mprotect resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 891] <... openat resumed>) = 4 [pid 899] rt_sigprocmask(SIG_BLOCK, ~[], [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] <... rt_sigprocmask resumed>[], 8) = 0 [pid 891] <... futex resumed>) = 1 [pid 890] <... futex resumed>) = 0 [pid 899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 899] <... clone3 resumed> => {parent_tid=[903]}, 88) = 903 [pid 891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 899] rt_sigprocmask(SIG_SETMASK, [], [pid 891] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 899] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 903 attached [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] set_robust_list(0x7f2c061db9a0, 24 [pid 891] <... write resumed>) = 8 [pid 899] <... futex resumed>) = 0 [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 891] <... futex resumed>) = 1 [pid 890] <... futex resumed>) = 0 [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 890] <... futex resumed>) = 0 ./strace-static-x86_64: Process 902 attached ./strace-static-x86_64: Process 901 attached [pid 903] <... set_robust_list resumed>) = 0 [pid 900] set_robust_list(0x7f2c061db9a0, 24 [pid 891] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 903] rt_sigprocmask(SIG_SETMASK, [], [pid 902] set_robust_list(0x7f2c061db9a0, 24 [pid 901] set_robust_list(0x7f2c061db9a0, 24 [pid 900] <... set_robust_list resumed>) = 0 [pid 891] <... mmap resumed>) = 0x20000000 [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 890] <... futex resumed>) = 0 [pid 891] <... futex resumed>) = 1 [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 891] write(4, 0x200000c0, 120 [pid 890] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 891] <... write resumed>) = 120 [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 890] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 891] <... futex resumed>) = 0 [pid 903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] <... mprotect resumed>) = 0 [pid 903] memfd_create("syzkaller", 0 [pid 890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 903] <... memfd_create resumed>) = 3 [pid 890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[904]}, 88) = 904 [pid 890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 890] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] <... set_robust_list resumed>) = 0 [pid 890] <... futex resumed>) = 0 [pid 901] rt_sigprocmask(SIG_SETMASK, [], [pid 890] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 901] memfd_create("syzkaller", 0 [pid 900] rt_sigprocmask(SIG_SETMASK, [], [pid 901] <... memfd_create resumed>) = 3 [pid 900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 900] memfd_create("syzkaller", 0 [pid 901] <... mmap resumed>) = 0x7f2bfddbb000 [pid 900] <... memfd_create resumed>) = 3 [pid 900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 ./strace-static-x86_64: Process 904 attached [pid 901] 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"..., 1048576 [pid 904] set_robust_list(0x7f2c061ba9a0, 24 [pid 902] <... set_robust_list resumed>) = 0 [pid 904] <... set_robust_list resumed>) = 0 [pid 902] rt_sigprocmask(SIG_SETMASK, [], [pid 904] rt_sigprocmask(SIG_SETMASK, [], [pid 902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 904] write(4, NULL, 120 [pid 902] memfd_create("syzkaller", 0 [pid 904] <... write resumed>) = -1 EFAULT (Bad address) [pid 902] <... memfd_create resumed>) = 3 [pid 900] 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"..., 1048576 [pid 903] 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"..., 1048576 [pid 904] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 890] <... futex resumed>) = 0 [pid 904] <... futex resumed>) = 1 [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 891] <... futex resumed>) = 0 [pid 904] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 902] <... mmap resumed>) = 0x7f2bfddbb000 [pid 891] ioctl(-1, ASHMEM_SET_SIZE [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 891] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 890] <... futex resumed>) = 0 [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 890] <... futex resumed>) = 0 [ 42.945550][ T891] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 891] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 891] <... socket resumed>) = 5 [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] <... futex resumed>) = 0 [pid 890] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 891] <... futex resumed>) = 0 [pid 890] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 903] <... write resumed>) = 1048576 [pid 903] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 903] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 903] ioctl(4, LOOP_SET_FD, 3 [pid 901] <... write resumed>) = 1048576 [pid 901] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 901] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 900] <... write resumed>) = 1048576 [pid 900] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 900] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 903] <... ioctl resumed>) = 0 [pid 903] close(3) = 0 [pid 903] close(4 [pid 902] 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"..., 1048576) = 1048576 [pid 902] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 902] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 890] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 42.994842][ T891] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 43.011020][ T891] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.023329][ T891] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.023329][ T891] [ 43.032853][ T891] EXT4-fs (loop0): Total free blocks count 0 [ 43.038688][ T891] EXT4-fs (loop0): Free/Dirty block details [pid 890] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 890] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 904] <... futex resumed>) = 0 [pid 904] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 904] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 890] <... futex resumed>) = 0 [pid 904] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 903] <... close resumed>) = 0 [pid 901] <... openat resumed>) = 4 [pid 903] mkdir("./file0", 0777 [pid 901] ioctl(4, LOOP_SET_FD, 3 [pid 903] <... mkdir resumed>) = 0 [pid 903] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 891] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 891] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 891] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 891] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 890] exit_group(0 [pid 904] <... futex resumed>) = ? [pid 890] <... exit_group resumed>) = ? [pid 904] +++ exited with 0 +++ [pid 891] <... futex resumed>) = ? [pid 891] +++ exited with 0 +++ [pid 890] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=890, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./17/binderfs") = 0 [pid 360] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 902] <... openat resumed>) = 4 [pid 900] <... openat resumed>) = 4 [pid 902] ioctl(4, LOOP_SET_FD, 3 [pid 900] ioctl(4, LOOP_SET_FD, 3 [pid 901] <... ioctl resumed>) = 0 [pid 901] close(3) = 0 [ 43.044498][ T891] EXT4-fs (loop0): free_blocks=2415919104 [ 43.050371][ T891] EXT4-fs (loop0): dirty_blocks=16 [ 43.055343][ T891] EXT4-fs (loop0): Block reservation details [ 43.061154][ T891] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 901] close(4 [pid 902] <... ioctl resumed>) = 0 [pid 902] close(3) = 0 [pid 902] close(4 [pid 900] <... ioctl resumed>) = 0 [pid 900] close(3) = 0 [pid 900] close(4 [pid 901] <... close resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 901] mkdir("./file0", 0777) = 0 [pid 360] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 901] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./17/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./17/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./17") = 0 [pid 360] mkdir("./18", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 902] <... close resumed>) = 0 [pid 902] mkdir("./file0", 0777) = 0 [pid 902] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 903] <... mount resumed>) = 0 [pid 903] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 903] chdir("./file0") = 0 [pid 903] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 900] <... close resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 900] mkdir("./file0", 0777 [pid 360] ioctl(3, LOOP_CLR_FD [pid 903] ioctl(4, LOOP_CLR_FD [pid 900] <... mkdir resumed>) = 0 [ 43.212264][ T903] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 900] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 901] <... mount resumed>) = 0 [pid 901] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 901] chdir("./file0") = 0 [pid 901] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 902] <... mount resumed>) = 0 [pid 902] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 902] chdir("./file0") = 0 [pid 902] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 903] <... ioctl resumed>) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 903] close(4 [pid 360] close(3 [pid 903] <... close resumed>) = 0 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... close resumed>) = 0 [pid 903] <... futex resumed>) = 1 [pid 899] <... futex resumed>) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 899] <... futex resumed>) = 0 [pid 903] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 917 [pid 902] <... openat resumed>) = 4 [pid 902] ioctl(4, LOOP_CLR_FD [pid 903] <... openat resumed>) = 4 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 899] <... futex resumed>) = 0 [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] <... openat resumed>) = 4 [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 899] <... futex resumed>) = 0 [pid 903] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 903] <... write resumed>) = 8 [pid 902] <... ioctl resumed>) = 0 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 902] close(4 [pid 899] <... futex resumed>) = 0 [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 902] <... close resumed>) = 0 [pid 899] <... futex resumed>) = 0 [ 43.264241][ T901] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 43.267019][ T902] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [pid 903] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] ioctl(4, LOOP_CLR_FD [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 903] <... mmap resumed>) = 0x20000000 [pid 902] <... futex resumed>) = 1 [pid 901] <... ioctl resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 901] close(4 [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] <... futex resumed>) = 1 [pid 902] <... openat resumed>) = 4 [pid 899] <... futex resumed>) = 0 [pid 901] <... close resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 902] <... futex resumed>) = 0 [pid 899] <... futex resumed>) = 0 [pid 897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 917 attached [pid 903] write(4, 0x200000c0, 120 [pid 902] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 901] <... futex resumed>) = 1 [pid 899] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... futex resumed>) = 0 [pid 917] set_robust_list(0x5555565f2760, 24 [pid 903] <... write resumed>) = 120 [pid 902] <... write resumed>) = 8 [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] <... futex resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... set_robust_list resumed>) = 0 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] <... futex resumed>) = 0 [pid 917] chdir("./18" [pid 903] <... futex resumed>) = 0 [pid 902] <... futex resumed>) = 0 [pid 901] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 899] <... mmap resumed>) = 0x7f2c0619a000 [pid 897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] <... chdir resumed>) = 0 [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 902] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 899] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 902] <... mmap resumed>) = 0x20000000 [pid 901] <... openat resumed>) = 4 [pid 899] <... mprotect resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 917] <... prctl resumed>) = 0 [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] rt_sigprocmask(SIG_BLOCK, ~[], [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] setpgid(0, 0 [pid 902] <... futex resumed>) = 0 [pid 901] <... futex resumed>) = 1 [pid 899] <... rt_sigprocmask resumed>[], 8) = 0 [pid 897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 895] <... futex resumed>) = 0 [pid 917] <... setpgid resumed>) = 0 [pid 902] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] <... futex resumed>) = 0 [pid 895] <... futex resumed>) = 0 [pid 917] <... openat resumed>) = 3 [pid 902] write(4, 0x200000c0, 120 [pid 901] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 899] <... clone3 resumed> => {parent_tid=[919]}, 88) = 919 [pid 897] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] write(3, "1000", 4 [pid 902] <... write resumed>) = 120 [pid 901] <... write resumed>) = 8 [pid 899] rt_sigprocmask(SIG_SETMASK, [], [pid 897] <... futex resumed>) = 0 [pid 917] <... write resumed>) = 4 [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 917] close(3 [pid 902] <... futex resumed>) = 0 [pid 901] <... futex resumed>) = 1 [pid 899] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... mmap resumed>) = 0x7f2c0619a000 [pid 895] <... futex resumed>) = 0 [pid 917] <... close resumed>) = 0 [pid 902] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] <... futex resumed>) = 0 [pid 897] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] symlink("/dev/binderfs", "./binderfs" [pid 901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 899] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] <... mprotect resumed>) = 0 [pid 895] <... futex resumed>) = 0 ./strace-static-x86_64: Process 919 attached [pid 917] <... symlink resumed>) = 0 [pid 901] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] <... mmap resumed>) = 0x20000000 [pid 897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 919] set_robust_list(0x7f2c061ba9a0, 24 [pid 917] <... futex resumed>) = 0 [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 920 attached [pid 919] <... set_robust_list resumed>) = 0 [pid 917] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 901] <... futex resumed>) = 1 [pid 895] <... futex resumed>) = 0 [pid 920] set_robust_list(0x7f2c061ba9a0, 24 [pid 919] rt_sigprocmask(SIG_SETMASK, [], [pid 917] <... rt_sigaction resumed>NULL, 8) = 0 [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 897] <... clone3 resumed> => {parent_tid=[920]}, 88) = 920 [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... set_robust_list resumed>) = 0 [pid 919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] rt_sigprocmask(SIG_SETMASK, [], [pid 895] <... futex resumed>) = 0 [pid 920] rt_sigprocmask(SIG_SETMASK, [], [pid 919] write(4, NULL, 120 [pid 917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 901] write(4, 0x200000c0, 120 [pid 897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 895] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 919] <... write resumed>) = -1 EFAULT (Bad address) [pid 917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 901] <... write resumed>) = 120 [pid 897] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... futex resumed>) = 0 [pid 920] write(4, NULL, 120 [pid 919] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... mmap resumed>) = 0x7f2c061bb000 [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... mount resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 920] <... write resumed>) = -1 EFAULT (Bad address) [pid 919] <... futex resumed>) = 1 [pid 917] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 901] <... futex resumed>) = 0 [pid 900] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 899] <... futex resumed>) = 0 [pid 897] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] <... mmap resumed>) = 0x7f2c0619a000 [pid 920] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 919] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] <... mprotect resumed>) = 0 [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 900] <... openat resumed>) = 3 [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 895] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 920] <... futex resumed>) = 0 [pid 917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 903] <... futex resumed>) = 0 [pid 900] chdir("./file0" [pid 899] <... futex resumed>) = 1 [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... mprotect resumed>) = 0 [pid 920] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 903] ioctl(-1, ASHMEM_SET_SIZE [pid 902] <... futex resumed>) = 0 [pid 900] <... chdir resumed>) = 0 [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] <... futex resumed>) = 1 [pid 895] rt_sigprocmask(SIG_BLOCK, ~[], [pid 917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 903] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 902] ioctl(-1, ASHMEM_SET_SIZE [pid 900] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] <... rt_sigprocmask resumed>[], 8) = 0 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 900] <... openat resumed>) = 4 [pid 917] <... clone3 resumed> => {parent_tid=[921]}, 88) = 921 [pid 903] <... futex resumed>) = 1 [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] ioctl(4, LOOP_CLR_FD [pid 899] <... futex resumed>) = 0 [pid 917] rt_sigprocmask(SIG_SETMASK, [], [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 902] <... futex resumed>) = 1 [pid 900] <... ioctl resumed>) = 0 [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... futex resumed>) = 0 [pid 895] <... clone3 resumed> => {parent_tid=[922]}, 88) = 922 ./strace-static-x86_64: Process 922 attached [pid 917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 902] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 900] close(4 [pid 899] <... futex resumed>) = 0 [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] rt_sigprocmask(SIG_SETMASK, [], [pid 922] set_robust_list(0x7f2c061ba9a0, 24 [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 900] <... close resumed>) = 0 [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] <... futex resumed>) = 0 [pid 895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 903] <... socket resumed>) = 5 [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 895] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... futex resumed>) = 0 [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 903] <... futex resumed>) = 1 [pid 902] <... socket resumed>) = 5 [pid 899] <... futex resumed>) = 0 [pid 895] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = 1 [pid 899] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 896] <... futex resumed>) = 0 [pid 903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 902] <... futex resumed>) = 1 [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] <... futex resumed>) = 0 [pid 897] <... futex resumed>) = 0 [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 902] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 899] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 896] <... futex resumed>) = 0 [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 900] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 897] <... futex resumed>) = 0 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 897] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 921 attached [pid 922] <... set_robust_list resumed>) = 0 [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 900] <... openat resumed>) = 4 [pid 922] rt_sigprocmask(SIG_SETMASK, [], [pid 921] set_robust_list(0x7f2c061db9a0, 24 [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 43.349600][ T900] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 43.373742][ T903] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 921] <... set_robust_list resumed>) = 0 [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 900] <... futex resumed>) = 1 [pid 896] <... futex resumed>) = 0 [pid 922] write(4, NULL, 120 [pid 921] rt_sigprocmask(SIG_SETMASK, [], [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 922] <... write resumed>) = -1 EFAULT (Bad address) [pid 921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 896] <... futex resumed>) = 0 [pid 922] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] memfd_create("syzkaller", 0 [pid 900] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 922] <... futex resumed>) = 1 [pid 921] <... memfd_create resumed>) = 3 [pid 900] <... write resumed>) = 8 [pid 922] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... mmap resumed>) = 0x7f2bfddbb000 [pid 900] <... futex resumed>) = 1 [pid 896] <... futex resumed>) = 0 [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 896] <... futex resumed>) = 0 [pid 920] <... futex resumed>) = 0 [pid 900] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 897] <... futex resumed>) = 1 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] <... futex resumed>) = 0 [pid 900] <... mmap resumed>) = 0x20000000 [pid 897] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 896] <... futex resumed>) = 0 [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 896] <... futex resumed>) = 0 [pid 900] write(4, 0x200000c0, 120 [pid 896] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... write resumed>) = 120 [pid 896] <... futex resumed>) = 0 [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 900] <... futex resumed>) = 0 [pid 896] <... mmap resumed>) = 0x7f2c0619a000 [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 896] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 896] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[923]}, 88) = 923 [pid 896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 896] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 896] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 920] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 899] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 919] <... futex resumed>) = 0 [pid 901] <... futex resumed>) = 0 [pid 899] <... futex resumed>) = 1 [pid 895] <... futex resumed>) = 1 ./strace-static-x86_64: Process 923 attached [pid 920] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 919] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 901] ioctl(-1, ASHMEM_SET_SIZE [pid 899] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] 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"..., 1048576 [pid 920] <... futex resumed>) = 1 [pid 919] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 901] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 897] <... futex resumed>) = 0 [pid 923] set_robust_list(0x7f2c061ba9a0, 24 [pid 920] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 919] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... write resumed>) = 1048576 [pid 921] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 921] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 921] ioctl(4, LOOP_SET_FD, 3 [pid 923] <... set_robust_list resumed>) = 0 [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] rt_sigprocmask(SIG_SETMASK, [], [pid 919] <... futex resumed>) = 1 [pid 901] <... futex resumed>) = 1 [pid 899] <... futex resumed>) = 0 [pid 895] <... futex resumed>) = 0 [pid 921] <... ioctl resumed>) = 0 [pid 921] close(3) = 0 [pid 921] close(4) = 0 [pid 921] mkdir("./file0", 0777) = 0 [pid 921] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 919] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 43.388560][ T903] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.390655][ T902] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 43.401108][ T903] EXT4-fs (loop3): This should not happen!! Data will be lost [ 43.401108][ T903] [ 43.425562][ T903] EXT4-fs (loop3): Total free blocks count 0 [ 43.432273][ T903] EXT4-fs (loop3): Free/Dirty block details [ 43.438325][ T903] EXT4-fs (loop3): free_blocks=2415919104 [ 43.444545][ T903] EXT4-fs (loop3): dirty_blocks=16 [pid 923] write(4, NULL, 120 [pid 901] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 895] <... futex resumed>) = 0 [pid 923] <... write resumed>) = -1 EFAULT (Bad address) [pid 901] <... socket resumed>) = 5 [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 923] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] <... futex resumed>) = 1 [pid 901] <... futex resumed>) = 1 [pid 896] <... futex resumed>) = 0 [pid 923] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 895] <... futex resumed>) = 0 [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 903] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 903] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 903] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 903] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 895] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 895] <... futex resumed>) = 0 [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 895] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 900] <... futex resumed>) = 0 [pid 896] <... futex resumed>) = 1 [pid 900] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 43.449909][ T903] EXT4-fs (loop3): Block reservation details [ 43.456055][ T903] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 43.463174][ T902] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.472333][ T901] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 43.489739][ T902] EXT4-fs (loop1): This should not happen!! Data will be lost [ 43.489739][ T902] [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 899] exit_group(0 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 919] <... futex resumed>) = ? [pid 899] <... exit_group resumed>) = ? [pid 896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 903] <... futex resumed>) = ? [pid 895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 903] +++ exited with 0 +++ [pid 895] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 922] <... futex resumed>) = 0 [pid 895] <... futex resumed>) = 1 [pid 922] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 895] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 922] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 922] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 895] <... futex resumed>) = 0 [pid 922] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 919] +++ exited with 0 +++ [pid 899] +++ exited with 0 +++ [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=899, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 363] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./17/binderfs") = 0 [pid 363] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 900] <... futex resumed>) = 0 [pid 896] <... futex resumed>) = 1 [pid 900] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [ 43.492872][ T901] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.500094][ T902] EXT4-fs (loop1): Total free blocks count 0 [ 43.512622][ T901] EXT4-fs (loop2): This should not happen!! Data will be lost [ 43.512622][ T901] [ 43.517564][ T902] EXT4-fs (loop1): Free/Dirty block details [ 43.529231][ T901] EXT4-fs (loop2): Total free blocks count 0 [ 43.533840][ T902] EXT4-fs (loop1): free_blocks=2415919104 [ 43.543228][ T901] EXT4-fs (loop2): Free/Dirty block details [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 896] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 43.544298][ T902] EXT4-fs (loop1): dirty_blocks=16 [ 43.551440][ T901] EXT4-fs (loop2): free_blocks=2415919104 [ 43.555268][ T902] EXT4-fs (loop1): Block reservation details [ 43.561670][ T901] EXT4-fs (loop2): dirty_blocks=16 [ 43.566623][ T902] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 43.572704][ T901] EXT4-fs (loop2): Block reservation details [ 43.578912][ T900] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 896] <... futex resumed>) = 1 [pid 896] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 902] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 902] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 902] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 902] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] <... mount resumed>) = 0 [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 897] exit_group(0 [pid 920] <... futex resumed>) = ? [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 897] <... exit_group resumed>) = ? [pid 920] +++ exited with 0 +++ [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 901] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 901] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 901] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 901] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 895] exit_group(0 [pid 922] <... futex resumed>) = ? [pid 901] <... futex resumed>) = ? [pid 895] <... exit_group resumed>) = ? [pid 922] +++ exited with 0 +++ [pid 901] +++ exited with 0 +++ [pid 895] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=895, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 362] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 902] <... futex resumed>) = ? [pid 362] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./17/binderfs") = 0 [pid 362] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 921] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 921] chdir("./file0") = 0 [pid 921] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 921] ioctl(4, LOOP_CLR_FD) = 0 [pid 921] close(4 [pid 902] +++ exited with 0 +++ [pid 897] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=897, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 361] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./16/binderfs") = 0 [ 43.583721][ T901] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 43.600183][ T900] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.605271][ T921] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 43.615974][ T900] EXT4-fs (loop4): This should not happen!! Data will be lost [ 43.615974][ T900] [ 43.633982][ T900] EXT4-fs (loop4): Total free blocks count 0 [ 43.641228][ T900] EXT4-fs (loop4): Free/Dirty block details [pid 361] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 896] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] <... futex resumed>) = 0 [pid 896] <... futex resumed>) = 1 [pid 923] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 896] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 923] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 923] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 896] <... futex resumed>) = 0 [pid 923] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 363] <... umount2 resumed>) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 363] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 363] newfstatat(AT_FDCWD, "./17/file0", [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] getdents64(4, [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 363] getdents64(4, [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] close(4) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] rmdir("./17/file0" [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 363] <... rmdir resumed>) = 0 [pid 363] getdents64(3, [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 363] <... close resumed>) = 0 [pid 363] rmdir("./17" [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 363] <... rmdir resumed>) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 363] mkdir("./18", 0777 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 363] <... mkdir resumed>) = 0 [pid 900] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 900] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 900] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 900] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 896] exit_group(0 [pid 923] <... futex resumed>) = 231 [pid 900] <... futex resumed>) = ? [pid 896] <... exit_group resumed>) = ? [pid 923] +++ exited with 0 +++ [pid 900] +++ exited with 0 +++ [pid 896] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=896, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 364] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./17/binderfs") = 0 [ 43.647239][ T900] EXT4-fs (loop4): free_blocks=2415919104 [ 43.652831][ T900] EXT4-fs (loop4): dirty_blocks=16 [ 43.657895][ T900] EXT4-fs (loop4): Block reservation details [ 43.663755][ T900] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 364] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 921] <... close resumed>) = 0 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 921] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 921] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] <... openat resumed>) = 4 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 921] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] <... write resumed>) = 8 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 921] <... futex resumed>) = 1 [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 921] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 921] write(4, 0x200000c0, 120 [pid 917] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 917] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 921] <... write resumed>) = 120 [pid 917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 921] <... futex resumed>) = 0 [pid 917] <... clone3 resumed> => {parent_tid=[927]}, 88) = 927 [pid 921] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 917] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 927 attached [pid 927] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 927] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 927] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... futex resumed>) = 0 [pid 917] <... futex resumed>) = 1 [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 921] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 917] <... futex resumed>) = 0 [pid 921] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] <... socket resumed>) = 5 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 921] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 917] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 43.749764][ T921] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 43.764698][ T921] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 43.776702][ T921] EXT4-fs (loop0): This should not happen!! Data will be lost [ 43.776702][ T921] [ 43.786332][ T921] EXT4-fs (loop0): Total free blocks count 0 [ 43.792147][ T921] EXT4-fs (loop0): Free/Dirty block details [pid 927] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 917] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 927] <... futex resumed>) = 0 [pid 917] <... futex resumed>) = 1 [pid 927] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 917] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 927] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 927] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 917] <... futex resumed>) = 0 [pid 927] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 363] <... openat resumed>) = 3 [pid 362] <... umount2 resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 361] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] close(3 [pid 361] newfstatat(AT_FDCWD, "./16/file0", [pid 363] <... close resumed>) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 928 [pid 361] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, [pid 364] <... umount2 resumed>) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] getdents64(4, [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] newfstatat(AT_FDCWD, "./17/file0", [pid 361] close(4 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... close resumed>) = 0 [pid 364] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] rmdir("./16/file0" [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... rmdir resumed>) = 0 [pid 364] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] getdents64(3, [pid 364] <... openat resumed>) = 4 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] newfstatat(4, "", [pid 361] close(3 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... close resumed>) = 0 [pid 364] getdents64(4, [pid 361] rmdir("./16" [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... rmdir resumed>) = 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 364] getdents64(4, [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] mkdir("./17", 0777 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] newfstatat(AT_FDCWD, "./17/file0", [pid 361] <... mkdir resumed>) = 0 [pid 364] close(4 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 928 attached [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 364] <... close resumed>) = 0 [pid 362] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 928] set_robust_list(0x5555565f2760, 24 [pid 364] rmdir("./17/file0" [pid 361] <... openat resumed>) = 3 [pid 928] <... set_robust_list resumed>) = 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 364] <... rmdir resumed>) = 0 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] ioctl(3, LOOP_CLR_FD [pid 928] chdir("./18" [pid 364] getdents64(3, [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 362] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 928] <... chdir resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] <... openat resumed>) = 4 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 361] close(3 [pid 928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] close(3 [pid 362] newfstatat(4, "", [pid 928] <... prctl resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 928] setpgid(0, 0 [pid 364] rmdir("./17" [pid 928] <... setpgid resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] mkdir("./18", 0777 [pid 928] <... openat resumed>) = 3 [pid 364] <... mkdir resumed>) = 0 [pid 362] getdents64(4, [pid 928] write(3, "1000", 4 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 928] <... write resumed>) = 4 [pid 364] <... openat resumed>) = 3 [pid 928] close(3 [pid 364] ioctl(3, LOOP_CLR_FD [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 929 [pid 928] <... close resumed>) = 0 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 928] symlink("/dev/binderfs", "./binderfs" [pid 364] close(3 [pid 928] <... symlink resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 362] getdents64(4, [pid 928] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 928] <... futex resumed>) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 928] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 930 [pid 362] close(4 [pid 928] <... rt_sigaction resumed>NULL, 8) = 0 [pid 928] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 362] <... close resumed>) = 0 [pid 928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] rmdir("./17/file0" [pid 928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 928] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 928] rt_sigprocmask(SIG_BLOCK, ~[], [pid 362] <... rmdir resumed>) = 0 [pid 928] <... rt_sigprocmask resumed>[], 8) = 0 [pid 362] getdents64(3, [pid 928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[931]}, 88) = 931 [pid 928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 929 attached [pid 929] set_robust_list(0x5555565f2760, 24) = 0 [pid 929] chdir("./17") = 0 [pid 929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 929] setpgid(0, 0) = 0 [pid 929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 929] write(3, "1000", 4) = 4 [pid 929] close(3 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 929] <... close resumed>) = 0 [pid 929] symlink("/dev/binderfs", "./binderfs" [pid 362] close(3 [pid 929] <... symlink resumed>) = 0 [pid 929] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = 0 [pid 929] <... futex resumed>) = 0 [pid 929] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 929] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 362] rmdir("./17" [pid 929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 362] <... rmdir resumed>) = 0 [pid 362] mkdir("./18", 0777 [pid 929] <... clone3 resumed> => {parent_tid=[932]}, 88) = 932 [pid 929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 931 attached [pid 931] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 931] rt_sigprocmask(SIG_SETMASK, [], [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 931] memfd_create("syzkaller", 0) = 3 [pid 931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 362] <... openat resumed>) = 3 [pid 362] ioctl(3, LOOP_CLR_FD [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [ 43.798005][ T921] EXT4-fs (loop0): free_blocks=2415919104 [ 43.803666][ T921] EXT4-fs (loop0): dirty_blocks=16 [ 43.808505][ T921] EXT4-fs (loop0): Block reservation details [ 43.814377][ T921] EXT4-fs (loop0): i_reserved_data_blocks=1 ./strace-static-x86_64: Process 932 attached ./strace-static-x86_64: Process 930 attached [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 931] 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"..., 1048576 [pid 362] close(3) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 933 attached [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 932] set_robust_list(0x7f2c061db9a0, 24 [pid 931] <... write resumed>) = 1048576 [pid 930] set_robust_list(0x5555565f2760, 24 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 933 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 932] <... set_robust_list resumed>) = 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 932] rt_sigprocmask(SIG_SETMASK, [], [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 932] memfd_create("syzkaller", 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 933] set_robust_list(0x5555565f2760, 24 [pid 932] <... memfd_create resumed>) = 3 [pid 931] munmap(0x7f2bfddbb000, 138412032 [pid 930] <... set_robust_list resumed>) = 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 933] <... set_robust_list resumed>) = 0 [pid 932] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 933] chdir("./18" [pid 932] <... mmap resumed>) = 0x7f2bfddbb000 [pid 931] <... munmap resumed>) = 0 [pid 930] chdir("./18" [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 933] <... chdir resumed>) = 0 [pid 932] 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"..., 1048576 [pid 931] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 930] <... chdir resumed>) = 0 [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 921] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 921] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 921] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 933] <... prctl resumed>) = 0 [pid 930] <... prctl resumed>) = 0 [pid 921] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 930] setpgid(0, 0 [pid 921] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 933] setpgid(0, 0 [pid 931] <... openat resumed>) = 4 [pid 930] <... setpgid resumed>) = 0 [pid 933] <... setpgid resumed>) = 0 [pid 931] ioctl(4, LOOP_SET_FD, 3 [pid 930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 917] exit_group(0 [pid 927] <... futex resumed>) = ? [pid 917] <... exit_group resumed>) = ? [pid 921] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 927] +++ exited with 0 +++ [pid 933] <... openat resumed>) = 3 [pid 930] <... openat resumed>) = 3 [pid 921] +++ exited with 0 +++ [pid 917] +++ exited with 0 +++ [pid 930] write(3, "1000", 4 [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=917, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 933] write(3, "1000", 4 [pid 930] <... write resumed>) = 4 [pid 933] <... write resumed>) = 4 [pid 931] <... ioctl resumed>) = 0 [pid 930] close(3 [pid 933] close(3 [pid 931] close(3 [pid 930] <... close resumed>) = 0 [pid 360] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 933] <... close resumed>) = 0 [pid 931] <... close resumed>) = 0 [pid 930] symlink("/dev/binderfs", "./binderfs" [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 933] symlink("/dev/binderfs", "./binderfs" [pid 932] <... write resumed>) = 1048576 [pid 931] close(4 [pid 930] <... symlink resumed>) = 0 [pid 360] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 933] <... symlink resumed>) = 0 [pid 932] munmap(0x7f2bfddbb000, 138412032 [pid 931] <... close resumed>) = 0 [pid 930] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... openat resumed>) = 3 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 931] mkdir("./file0", 0777 [pid 930] <... futex resumed>) = 0 [pid 360] newfstatat(3, "", [pid 933] <... futex resumed>) = 0 [pid 932] <... munmap resumed>) = 0 [pid 931] <... mkdir resumed>) = 0 [pid 930] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 933] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 931] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 930] <... rt_sigaction resumed>NULL, 8) = 0 [pid 360] getdents64(3, [pid 933] <... rt_sigaction resumed>NULL, 8) = 0 [pid 932] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 933] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 360] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 930] <... mmap resumed>) = 0x7f2c061bb000 [pid 360] newfstatat(AT_FDCWD, "./18/binderfs", [pid 933] <... mmap resumed>) = 0x7f2c061bb000 [pid 930] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 933] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 930] <... mprotect resumed>) = 0 [pid 360] unlink("./18/binderfs" [pid 933] <... mprotect resumed>) = 0 [pid 930] rt_sigprocmask(SIG_BLOCK, ~[], [pid 360] <... unlink resumed>) = 0 [pid 933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 930] <... rt_sigprocmask resumed>[], 8) = 0 [pid 360] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 932] <... openat resumed>) = 4 [pid 930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 932] ioctl(4, LOOP_SET_FD, 3 [pid 933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0}./strace-static-x86_64: Process 935 attached [pid 935] set_robust_list(0x7f2c061db9a0, 24 [pid 930] <... clone3 resumed> => {parent_tid=[935]}, 88) = 935 [pid 935] <... set_robust_list resumed>) = 0 [pid 935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 933] <... clone3 resumed> => {parent_tid=[937]}, 88) = 937 [pid 930] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 937 attached [pid 933] rt_sigprocmask(SIG_SETMASK, [], [pid 932] <... ioctl resumed>) = 0 [pid 930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 937] set_robust_list(0x7f2c061db9a0, 24 [pid 933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... set_robust_list resumed>) = 0 [pid 935] <... futex resumed>) = 0 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] close(3 [pid 930] <... futex resumed>) = 1 [pid 937] rt_sigprocmask(SIG_SETMASK, [], [pid 933] <... futex resumed>) = 0 [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 937] memfd_create("syzkaller", 0 [pid 935] memfd_create("syzkaller", 0 [pid 932] <... close resumed>) = 0 [pid 937] <... memfd_create resumed>) = 3 [pid 932] close(4 [pid 935] <... memfd_create resumed>) = 3 [pid 937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 937] 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"..., 1048576 [pid 935] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 937] <... write resumed>) = 1048576 [pid 935] 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"..., 1048576 [pid 937] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 937] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 931] <... mount resumed>) = 0 [pid 931] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 931] chdir("./file0") = 0 [pid 931] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 935] <... write resumed>) = 1048576 [pid 935] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 935] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 937] <... openat resumed>) = 4 [pid 932] <... close resumed>) = 0 [pid 931] <... openat resumed>) = 4 [pid 360] <... umount2 resumed>) = 0 [pid 937] ioctl(4, LOOP_SET_FD, 3 [pid 932] mkdir("./file0", 0777 [pid 931] ioctl(4, LOOP_CLR_FD [pid 360] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 935] <... openat resumed>) = 4 [pid 932] <... mkdir resumed>) = 0 [pid 932] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./18/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 937] <... ioctl resumed>) = 0 [pid 935] ioctl(4, LOOP_SET_FD, 3 [pid 931] <... ioctl resumed>) = 0 [pid 360] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 937] close(3 [pid 935] <... ioctl resumed>) = 0 [pid 931] close(4 [pid 937] <... close resumed>) = 0 [pid 935] close(3 [pid 931] <... close resumed>) = 0 [pid 360] <... openat resumed>) = 4 [pid 937] close(4) = 0 [pid 937] mkdir("./file0", 0777) = 0 [pid 935] <... close resumed>) = 0 [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] newfstatat(4, "", [ 43.923546][ T931] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 937] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 935] close(4 [pid 931] <... futex resumed>) = 1 [pid 928] <... futex resumed>) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] getdents64(4, [pid 931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 928] <... futex resumed>) = 0 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 931] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 931] <... openat resumed>) = 4 [pid 360] close(4 [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 928] <... futex resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] rmdir("./18/file0" [pid 931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 928] <... futex resumed>) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 931] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] getdents64(3, [pid 931] <... write resumed>) = 8 [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 931] <... futex resumed>) = 1 [pid 928] <... futex resumed>) = 0 [pid 360] close(3 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... close resumed>) = 0 [pid 931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 928] <... futex resumed>) = 0 [pid 932] <... mount resumed>) = 0 [pid 932] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 932] chdir("./file0") = 0 [pid 932] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] rmdir("./18") = 0 [pid 360] mkdir("./19", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 931] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 937] <... mount resumed>) = 0 [pid 928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 935] <... close resumed>) = 0 [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] mkdir("./file0", 0777 [pid 931] <... futex resumed>) = 0 [pid 928] <... futex resumed>) = 1 [pid 937] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 935] <... mkdir resumed>) = 0 [pid 931] write(4, 0x200000c0, 120 [pid 928] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... openat resumed>) = 3 [pid 935] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 931] <... write resumed>) = 120 [pid 937] chdir("./file0" [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 928] <... futex resumed>) = 0 [pid 931] <... futex resumed>) = 0 [pid 928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] <... mmap resumed>) = 0x7f2c0619a000 [pid 928] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 937] <... chdir resumed>) = 0 [pid 928] <... mprotect resumed>) = 0 [pid 937] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 928] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[946]}, 88) = 946 [pid 928] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 946 attached NULL, 8) = 0 [pid 946] set_robust_list(0x7f2c061ba9a0, 24 [pid 928] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 928] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 946] <... set_robust_list resumed>) = 0 [pid 946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 946] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 946] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 928] <... futex resumed>) = 0 [pid 946] <... futex resumed>) = 1 [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 931] <... futex resumed>) = 0 [pid 928] <... futex resumed>) = 1 [pid 931] ioctl(-1, ASHMEM_SET_SIZE [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 931] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 928] <... futex resumed>) = 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 928] <... futex resumed>) = 0 [pid 931] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 931] <... socket resumed>) = 5 [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 928] <... futex resumed>) = 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 928] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 928] <... futex resumed>) = 0 [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 928] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 43.978146][ T932] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 43.991527][ T937] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [pid 937] <... openat resumed>) = 4 [pid 932] <... openat resumed>) = 4 [pid 360] <... openat resumed>) = 3 [pid 937] ioctl(4, LOOP_CLR_FD [pid 932] ioctl(4, LOOP_CLR_FD [pid 360] ioctl(3, LOOP_CLR_FD [pid 937] <... ioctl resumed>) = 0 [pid 932] <... ioctl resumed>) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 937] close(4 [pid 932] close(4 [pid 360] close(3 [pid 937] <... close resumed>) = 0 [pid 932] <... close resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 937] <... futex resumed>) = 1 [pid 933] <... futex resumed>) = 0 [pid 932] <... futex resumed>) = 1 [pid 929] <... futex resumed>) = 0 [pid 937] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 947 [pid 933] <... futex resumed>) = 0 [pid 932] <... openat resumed>) = 4 [pid 929] <... futex resumed>) = 0 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] <... futex resumed>) = 0 [pid 929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 932] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... openat resumed>) = 4 [pid 932] <... write resumed>) = 8 [pid 929] <... futex resumed>) = 0 [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] <... futex resumed>) = 0 [pid 929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 932] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... futex resumed>) = 1 [pid 933] <... futex resumed>) = 0 [pid 932] <... mmap resumed>) = 0x20000000 [pid 929] <... futex resumed>) = 0 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 933] <... futex resumed>) = 0 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 937] <... write resumed>) = 8 [pid 932] <... futex resumed>) = 0 [pid 929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] write(4, 0x200000c0, 120 [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... futex resumed>) = 1 [pid 933] <... futex resumed>) = 0 [pid 932] <... write resumed>) = 120 [pid 929] <... futex resumed>) = 0 [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... futex resumed>) = 0 [pid 929] <... futex resumed>) = 0 [pid 933] <... futex resumed>) = 0 [pid 932] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 937] <... mmap resumed>) = 0x20000000 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 929] <... mmap resumed>) = 0x7f2c0619a000 [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 937] <... futex resumed>) = 1 [pid 933] <... futex resumed>) = 0 [pid 929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 937] write(4, 0x200000c0, 120 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 928] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 929] <... clone3 resumed> => {parent_tid=[948]}, 88) = 948 [pid 928] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 933] <... futex resumed>) = 0 [pid 929] rt_sigprocmask(SIG_SETMASK, [], [pid 928] <... futex resumed>) = 1 [pid 937] <... write resumed>) = 120 [pid 946] <... futex resumed>) = 0 [pid 929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 928] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 929] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 946] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 933] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 946] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 937] <... futex resumed>) = 0 [pid 933] <... futex resumed>) = 0 [pid 946] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 946] <... futex resumed>) = 1 [pid 937] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 933] <... mmap resumed>) = 0x7f2c0619a000 [pid 928] <... futex resumed>) = 0 [pid 946] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 933] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 933] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 44.021132][ T931] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.035931][ T931] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.048145][ T931] EXT4-fs (loop3): This should not happen!! Data will be lost [ 44.048145][ T931] [ 44.058192][ T931] EXT4-fs (loop3): Total free blocks count 0 [pid 933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 948 attached ./strace-static-x86_64: Process 950 attached [pid 950] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 950] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 947 attached [pid 947] set_robust_list(0x5555565f2760, 24) = 0 [pid 947] chdir("./19") = 0 [pid 947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 947] setpgid(0, 0) = 0 [pid 947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 947] write(3, "1000", 4) = 4 [pid 947] close(3) = 0 [pid 947] symlink("/dev/binderfs", "./binderfs") = 0 [pid 933] <... clone3 resumed> => {parent_tid=[950]}, 88) = 950 [pid 947] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 947] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 933] rt_sigprocmask(SIG_SETMASK, [], [pid 947] <... rt_sigaction resumed>NULL, 8) = 0 [pid 947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 948] set_robust_list(0x7f2c061ba9a0, 24 [pid 933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 948] <... set_robust_list resumed>) = 0 [pid 947] <... mmap resumed>) = 0x7f2c061bb000 [pid 947] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[952]}, 88) = 952 [pid 947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 948] rt_sigprocmask(SIG_SETMASK, [], [pid 933] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 952 attached [pid 952] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 952] memfd_create("syzkaller", 0) = 3 [pid 952] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 933] <... futex resumed>) = 1 [pid 948] write(4, NULL, 120 [pid 933] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] <... write resumed>) = -1 EFAULT (Bad address) [pid 950] <... futex resumed>) = 0 [pid 950] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 950] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 950] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 948] <... futex resumed>) = 1 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] <... futex resumed>) = 0 [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... futex resumed>) = 0 [pid 929] <... futex resumed>) = 1 [pid 932] ioctl(-1, ASHMEM_SET_SIZE [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 933] <... futex resumed>) = 1 [pid 948] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 937] <... futex resumed>) = 0 [pid 937] ioctl(-1, ASHMEM_SET_SIZE [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] <... futex resumed>) = 1 [pid 929] <... futex resumed>) = 0 [pid 937] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... futex resumed>) = 1 [pid 933] <... futex resumed>) = 0 [pid 937] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 929] <... futex resumed>) = 0 [pid 932] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 933] <... futex resumed>) = 0 [pid 932] <... socket resumed>) = 5 [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 929] <... futex resumed>) = 0 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 929] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 929] <... futex resumed>) = 0 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 929] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 952] 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"..., 1048576 [pid 937] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 935] <... mount resumed>) = 0 [ 44.074978][ T931] EXT4-fs (loop3): Free/Dirty block details [ 44.082425][ T931] EXT4-fs (loop3): free_blocks=2415919104 [ 44.089569][ T935] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 44.102737][ T932] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.109649][ T931] EXT4-fs (loop3): dirty_blocks=16 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 952] <... write resumed>) = 1048576 [pid 937] <... socket resumed>) = 5 [pid 935] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 952] munmap(0x7f2bfddbb000, 138412032 [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... openat resumed>) = 3 [pid 952] <... munmap resumed>) = 0 [pid 937] <... futex resumed>) = 1 [pid 935] chdir("./file0" [pid 933] <... futex resumed>) = 0 [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 952] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 937] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 935] <... chdir resumed>) = 0 [pid 933] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... openat resumed>) = 4 [pid 948] <... futex resumed>) = 0 [pid 937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 935] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 933] <... futex resumed>) = 0 [pid 929] <... futex resumed>) = 1 [pid 952] ioctl(4, LOOP_SET_FD, 3 [pid 948] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 935] <... openat resumed>) = 4 [pid 933] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 929] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 935] ioctl(4, LOOP_CLR_FD [pid 948] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 44.118474][ T932] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.127198][ T931] EXT4-fs (loop3): Block reservation details [ 44.135774][ T932] EXT4-fs (loop1): This should not happen!! Data will be lost [ 44.135774][ T932] [ 44.141380][ T931] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 44.150467][ T932] EXT4-fs (loop1): Total free blocks count 0 [pid 948] <... futex resumed>) = 1 [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 929] <... futex resumed>) = 0 [pid 952] <... ioctl resumed>) = 0 [pid 948] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 935] <... ioctl resumed>) = 0 [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 931] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 931] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 931] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 931] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 952] close(3 [pid 935] close(4 [pid 928] exit_group(0 [pid 952] <... close resumed>) = 0 [pid 935] <... close resumed>) = 0 [pid 928] <... exit_group resumed>) = ? [pid 946] <... futex resumed>) = 230 [pid 946] +++ exited with 0 +++ [pid 952] close(4 [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 931] <... futex resumed>) = ? [pid 952] <... close resumed>) = 0 [pid 935] <... futex resumed>) = 1 [pid 930] <... futex resumed>) = 0 [pid 952] mkdir("./file0", 0777 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... mkdir resumed>) = 0 [pid 935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 931] +++ exited with 0 +++ [pid 930] <... futex resumed>) = 0 [pid 928] +++ exited with 0 +++ [pid 952] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 935] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=928, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [ 44.159898][ T937] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.161764][ T932] EXT4-fs (loop1): Free/Dirty block details [ 44.176501][ T937] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.189651][ T932] EXT4-fs (loop1): free_blocks=2415919104 [ 44.201647][ T937] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.201647][ T937] [ 44.202483][ T932] EXT4-fs (loop1): dirty_blocks=16 [ 44.211913][ T937] EXT4-fs (loop2): Total free blocks count 0 [pid 935] <... openat resumed>) = 4 [pid 933] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 933] <... futex resumed>) = 1 [pid 950] <... futex resumed>) = 0 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 950] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 950] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 950] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 935] <... futex resumed>) = 1 [pid 933] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 930] <... futex resumed>) = 0 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 363] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 363] <... openat resumed>) = 3 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 363] newfstatat(3, "", [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 363] getdents64(3, [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 932] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 363] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 932] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 932] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 363] newfstatat(AT_FDCWD, "./18/binderfs", [pid 932] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] exit_group(0 [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 948] <... futex resumed>) = ? [pid 935] <... futex resumed>) = 0 [pid 932] <... futex resumed>) = ? [pid 930] <... futex resumed>) = 1 [pid 929] <... exit_group resumed>) = ? [pid 363] unlink("./18/binderfs" [pid 932] +++ exited with 0 +++ [pid 363] <... unlink resumed>) = 0 [pid 363] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 948] +++ exited with 0 +++ [pid 929] +++ exited with 0 +++ [pid 935] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=929, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... futex resumed>) = 0 [pid 930] <... futex resumed>) = 1 [pid 935] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... mmap resumed>) = 0x20000000 [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 930] <... futex resumed>) = 0 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 930] <... futex resumed>) = 0 [pid 935] write(4, 0x200000c0, 120 [pid 930] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... write resumed>) = 120 [pid 930] <... futex resumed>) = 0 [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 935] <... futex resumed>) = 0 [pid 930] <... mmap resumed>) = 0x7f2c0619a000 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 930] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[957]}, 88) = 957 [pid 930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 930] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 930] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 957 attached [pid 957] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 957] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 957] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 930] <... futex resumed>) = 0 [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... futex resumed>) = 0 [pid 930] <... futex resumed>) = 1 [pid 935] ioctl(-1, ASHMEM_SET_SIZE [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 930] <... futex resumed>) = 0 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 930] <... futex resumed>) = 0 [pid 935] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... socket resumed>) = 5 [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 930] <... futex resumed>) = 0 [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 930] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 930] <... futex resumed>) = 0 [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [ 44.218450][ T932] EXT4-fs (loop1): Block reservation details [ 44.223507][ T937] EXT4-fs (loop2): Free/Dirty block details [ 44.228603][ T932] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 44.234123][ T937] EXT4-fs (loop2): free_blocks=2415919104 [ 44.246920][ T937] EXT4-fs (loop2): dirty_blocks=16 [ 44.258591][ T937] EXT4-fs (loop2): Block reservation details [ 44.266342][ T952] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 952] <... mount resumed>) = 0 [pid 957] <... futex resumed>) = 1 [pid 957] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 952] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 952] <... openat resumed>) = 3 [pid 952] chdir("./file0") = 0 [pid 361] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 952] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 952] <... openat resumed>) = 4 [pid 361] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 952] ioctl(4, LOOP_CLR_FD [pid 361] <... openat resumed>) = 3 [pid 952] <... ioctl resumed>) = 0 [pid 361] newfstatat(3, "", [pid 952] close(4 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 952] <... close resumed>) = 0 [pid 361] getdents64(3, [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 952] <... futex resumed>) = 1 [pid 361] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./17/binderfs") = 0 [pid 361] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 937] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 937] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 937] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 937] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 933] exit_group(0) = ? [pid 937] <... futex resumed>) = ? [pid 937] +++ exited with 0 +++ [pid 950] <... futex resumed>) = ? [pid 947] <... futex resumed>) = 0 [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... futex resumed>) = 0 [pid 950] +++ exited with 0 +++ [pid 947] <... futex resumed>) = 1 [pid 933] +++ exited with 0 +++ [pid 952] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 952] <... openat resumed>) = 4 [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=933, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] restart_syscall(<... resuming interrupted clone ...> [pid 952] <... futex resumed>) = 1 [pid 947] <... futex resumed>) = 0 [pid 362] <... restart_syscall resumed>) = 0 [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 952] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 952] <... write resumed>) = 8 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 952] <... futex resumed>) = 1 [pid 947] <... futex resumed>) = 0 [pid 930] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 362] <... openat resumed>) = 3 [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 930] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 362] newfstatat(3, "", [pid 952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 930] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 952] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 930] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] getdents64(3, [pid 957] <... futex resumed>) = 0 [pid 952] <... mmap resumed>) = 0x20000000 [pid 930] <... futex resumed>) = 1 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 957] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 930] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 44.275370][ T935] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.275576][ T937] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 44.291396][ T935] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.308539][ T935] EXT4-fs (loop4): This should not happen!! Data will be lost [ 44.308539][ T935] [pid 362] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 952] <... futex resumed>) = 1 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./18/binderfs") = 0 [pid 362] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 957] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 957] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] <... futex resumed>) = 0 [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... futex resumed>) = 0 [pid 947] <... futex resumed>) = 1 [pid 952] write(4, 0x200000c0, 120 [pid 947] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... write resumed>) = 120 [pid 947] <... futex resumed>) = 0 [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 952] <... futex resumed>) = 0 [pid 947] <... mmap resumed>) = 0x7f2c0619a000 [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[958]}, 88) = 958 [pid 947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 947] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 947] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 958 attached [pid 958] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 958] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 958] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 947] <... futex resumed>) = 0 [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... futex resumed>) = 0 [pid 947] <... futex resumed>) = 1 [pid 952] ioctl(-1, ASHMEM_SET_SIZE [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 952] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 947] <... futex resumed>) = 0 [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 947] <... futex resumed>) = 0 [pid 952] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 952] <... socket resumed>) = 5 [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 947] <... futex resumed>) = 0 [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 947] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 947] <... futex resumed>) = 0 [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 947] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 958] <... futex resumed>) = 1 [ 44.320326][ T935] EXT4-fs (loop4): Total free blocks count 0 [ 44.333856][ T935] EXT4-fs (loop4): Free/Dirty block details [ 44.338148][ T952] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.340303][ T935] EXT4-fs (loop4): free_blocks=2415919104 [ 44.356025][ T952] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.360300][ T935] EXT4-fs (loop4): dirty_blocks=16 [pid 958] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 935] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 935] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 935] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 935] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 361] <... umount2 resumed>) = 0 [pid 930] exit_group(0) = ? [pid 361] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./17/file0", [pid 947] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 947] <... futex resumed>) = 1 [pid 958] <... futex resumed>) = 0 [pid 957] <... futex resumed>) = ? [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, [pid 958] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 957] +++ exited with 0 +++ [pid 947] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [pid 361] rmdir("./17/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./17") = 0 [pid 361] mkdir("./18", 0777) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 935] <... futex resumed>) = ? [pid 935] +++ exited with 0 +++ [pid 930] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=930, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 364] restart_syscall(<... resuming interrupted clone ...> [pid 958] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 958] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] <... restart_syscall resumed>) = 0 [pid 958] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 364] <... openat resumed>) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./18/binderfs") = 0 [ 44.372455][ T952] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.372455][ T952] [ 44.377150][ T935] EXT4-fs (loop4): Block reservation details [ 44.386654][ T952] EXT4-fs (loop0): Total free blocks count 0 [ 44.392947][ T935] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 44.398040][ T952] EXT4-fs (loop0): Free/Dirty block details [ 44.411421][ T952] EXT4-fs (loop0): free_blocks=2415919104 [ 44.417068][ T952] EXT4-fs (loop0): dirty_blocks=16 [pid 364] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 952] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 952] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 952] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 952] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 947] exit_group(0 [pid 952] <... futex resumed>) = ? [pid 947] <... exit_group resumed>) = ? [pid 958] <... futex resumed>) = ? [pid 952] +++ exited with 0 +++ [pid 958] +++ exited with 0 +++ [pid 947] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=947, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 360] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./19/binderfs") = 0 [ 44.421983][ T952] EXT4-fs (loop0): Block reservation details [ 44.427773][ T952] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 360] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./18/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./18/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./18") = 0 [pid 363] mkdir("./19", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 364] <... umount2 resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 362] <... umount2 resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 362] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./18/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./18/file0" [pid 364] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] ioctl(3, LOOP_CLR_FD [pid 362] <... rmdir resumed>) = 0 [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] <... umount2 resumed>) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] getdents64(3, [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] newfstatat(AT_FDCWD, "./18/file0", [pid 363] close(3 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3 [pid 361] close(3 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] <... close resumed>) = 0 [pid 362] rmdir("./18") = 0 [pid 362] mkdir("./19", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 362] close(3) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 959 ./strace-static-x86_64: Process 959 attached [pid 959] set_robust_list(0x5555565f2760, 24) = 0 [pid 959] chdir("./19") = 0 [pid 959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 959] setpgid(0, 0) = 0 [pid 959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 959] write(3, "1000", 4) = 4 [pid 959] close(3) = 0 [pid 959] symlink("/dev/binderfs", "./binderfs") = 0 [pid 959] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 959] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 959] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 959] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[960]}, 88) = 960 [pid 959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 960 attached [pid 960] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 960] memfd_create("syzkaller", 0) = 3 [pid 960] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 363] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 961 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 962 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] newfstatat(AT_FDCWD, "./19/file0", [pid 364] <... openat resumed>) = 4 [pid 364] newfstatat(4, "", [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] getdents64(4, [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] getdents64(4, [pid 360] <... openat resumed>) = 4 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 960] 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"..., 1048576 [pid 364] close(4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] <... close resumed>) = 0 [pid 364] rmdir("./18/file0" [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 961 attached [pid 961] set_robust_list(0x5555565f2760, 24) = 0 [pid 961] chdir("./19" [pid 364] <... rmdir resumed>) = 0 [pid 360] getdents64(4, [pid 961] <... chdir resumed>) = 0 [pid 961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 961] setpgid(0, 0) = 0 [pid 364] getdents64(3, [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] <... close resumed>) = 0 [pid 364] close(3 [pid 360] rmdir("./19/file0" [pid 364] <... close resumed>) = 0 [pid 961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] <... rmdir resumed>) = 0 [pid 364] rmdir("./18") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] mkdir("./19", 0777 [pid 360] close(3 [pid 961] <... openat resumed>) = 3 [pid 961] write(3, "1000", 4) = 4 [pid 961] close(3) = 0 [pid 961] symlink("/dev/binderfs", "./binderfs" [pid 364] <... mkdir resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 961] <... symlink resumed>) = 0 [pid 961] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 961] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 961] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 360] rmdir("./19" [pid 961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[963]}, 88) = 963 [pid 360] <... rmdir resumed>) = 0 [pid 961] rt_sigprocmask(SIG_SETMASK, [], [pid 360] mkdir("./20", 0777./strace-static-x86_64: Process 962 attached [pid 364] <... openat resumed>) = 3 [pid 961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 360] <... mkdir resumed>) = 0 [pid 364] ioctl(3, LOOP_CLR_FD [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] <... openat resumed>) = 3 [pid 364] close(3 [pid 962] set_robust_list(0x5555565f2760, 24 [pid 360] ioctl(3, LOOP_CLR_FD [pid 364] <... close resumed>) = 0 [pid 962] <... set_robust_list resumed>) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] close(3) = 0 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 964 [pid 962] chdir("./18" [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 962] <... chdir resumed>) = 0 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 965 [pid 962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 962] setpgid(0, 0) = 0 [pid 960] <... write resumed>) = 1048576 [pid 960] munmap(0x7f2bfddbb000, 138412032 [pid 962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 960] <... munmap resumed>) = 0 [pid 960] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 960] ioctl(4, LOOP_SET_FD, 3 [pid 962] <... openat resumed>) = 3 ./strace-static-x86_64: Process 964 attached [pid 962] write(3, "1000", 4 [pid 964] set_robust_list(0x5555565f2760, 24) = 0 [pid 962] <... write resumed>) = 4 ./strace-static-x86_64: Process 963 attached [pid 963] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 963] memfd_create("syzkaller", 0 [pid 964] chdir("./19") = 0 [pid 964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 964] setpgid(0, 0 [pid 962] close(3 [pid 964] <... setpgid resumed>) = 0 [pid 962] <... close resumed>) = 0 [pid 962] symlink("/dev/binderfs", "./binderfs" [pid 963] <... memfd_create resumed>) = 3 [pid 963] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 962] <... symlink resumed>) = 0 [pid 964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 962] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 964] write(3, "1000", 4 [pid 962] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 962] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 964] <... write resumed>) = 4 [pid 962] <... mprotect resumed>) = 0 [pid 964] close(3) = 0 [pid 964] symlink("/dev/binderfs", "./binderfs" [pid 962] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 964] <... symlink resumed>) = 0 [pid 964] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[967]}, 88) = 967 [pid 964] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 962] rt_sigprocmask(SIG_SETMASK, [], [pid 964] <... rt_sigaction resumed>NULL, 8) = 0 [pid 964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 964] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 964] <... mprotect resumed>) = 0 [pid 964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 965 attached ) = 0 [pid 962] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 965] set_robust_list(0x5555565f2760, 24) = 0 ./strace-static-x86_64: Process 967 attached [pid 965] chdir("./20" [pid 964] <... clone3 resumed> => {parent_tid=[968]}, 88) = 968 [pid 964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 965] <... chdir resumed>) = 0 [pid 965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 965] setpgid(0, 0) = 0 [pid 967] set_robust_list(0x7f2c061db9a0, 24./strace-static-x86_64: Process 968 attached ) = 0 [pid 965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 960] <... ioctl resumed>) = 0 [pid 965] <... openat resumed>) = 3 [pid 965] write(3, "1000", 4 [pid 960] close(3 [pid 965] <... write resumed>) = 4 [pid 960] <... close resumed>) = 0 [pid 960] close(4 [pid 965] close(3 [pid 967] rt_sigprocmask(SIG_SETMASK, [], [pid 968] set_robust_list(0x7f2c061db9a0, 24 [pid 967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 965] <... close resumed>) = 0 [pid 965] symlink("/dev/binderfs", "./binderfs") = 0 [pid 965] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 965] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 967] memfd_create("syzkaller", 0 [pid 965] <... rt_sigaction resumed>NULL, 8) = 0 [pid 965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 967] <... memfd_create resumed>) = 3 [pid 965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 967] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 965] <... mmap resumed>) = 0x7f2c061bb000 [pid 967] <... mmap resumed>) = 0x7f2bfddbb000 [pid 965] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 965] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[969]}, 88) = 969 [pid 965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 963] 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"..., 1048576 [pid 968] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 969 attached [pid 968] rt_sigprocmask(SIG_SETMASK, [], [pid 969] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 969] memfd_create("syzkaller", 0 [pid 968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 969] <... memfd_create resumed>) = 3 [pid 969] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 968] memfd_create("syzkaller", 0) = 3 [pid 968] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 967] 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"..., 1048576 [pid 963] <... write resumed>) = 1048576 [pid 963] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 963] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 969] 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"..., 1048576 [pid 968] 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"..., 1048576 [pid 969] <... write resumed>) = 1048576 [pid 969] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 969] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 967] <... write resumed>) = 1048576 [pid 967] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 967] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 963] <... openat resumed>) = 4 [pid 960] <... close resumed>) = 0 [pid 963] ioctl(4, LOOP_SET_FD, 3 [pid 960] mkdir("./file0", 0777) = 0 [pid 960] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 963] <... ioctl resumed>) = 0 [pid 963] close(3) = 0 [pid 963] close(4 [pid 969] <... openat resumed>) = 4 [pid 969] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 967] <... openat resumed>) = 4 [pid 969] close(3) = 0 [pid 969] close(4 [pid 968] <... write resumed>) = 1048576 [pid 968] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 968] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 967] ioctl(4, LOOP_SET_FD, 3 [pid 963] <... close resumed>) = 0 [pid 963] mkdir("./file0", 0777) = 0 [pid 963] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 960] <... mount resumed>) = 0 [pid 960] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 960] chdir("./file0") = 0 [ 44.743579][ T960] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [pid 960] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 969] <... close resumed>) = 0 [pid 969] mkdir("./file0", 0777) = 0 [pid 969] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 967] <... ioctl resumed>) = 0 [pid 967] close(3) = 0 [pid 967] close(4 [pid 968] <... openat resumed>) = 4 [pid 960] <... openat resumed>) = 4 [pid 968] ioctl(4, LOOP_SET_FD, 3 [pid 960] ioctl(4, LOOP_CLR_FD [pid 968] <... ioctl resumed>) = 0 [pid 968] close(3) = 0 [pid 968] close(4 [pid 969] <... mount resumed>) = 0 [pid 963] <... mount resumed>) = 0 [pid 963] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 963] chdir("./file0") = 0 [pid 963] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 969] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 969] chdir("./file0" [pid 967] <... close resumed>) = 0 [pid 960] <... ioctl resumed>) = 0 [pid 967] mkdir("./file0", 0777) = 0 [pid 967] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 960] close(4 [pid 969] <... chdir resumed>) = 0 [ 44.852455][ T969] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 44.852809][ T963] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 969] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 968] <... close resumed>) = 0 [pid 963] <... openat resumed>) = 4 [pid 963] ioctl(4, LOOP_CLR_FD) = 0 [pid 963] close(4) = 0 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 963] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] <... openat resumed>) = 4 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 963] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] <... write resumed>) = 8 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 963] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] <... mmap resumed>) = 0x20000000 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 963] write(4, 0x200000c0, 120 [pid 961] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... write resumed>) = 120 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 963] <... futex resumed>) = 0 [pid 961] <... mmap resumed>) = 0x7f2c0619a000 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 961] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[980]}, 88) = 980 [pid 961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 961] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 961] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 980 attached [pid 980] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 980] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 980] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... futex resumed>) = 0 [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = 0 [pid 961] <... futex resumed>) = 1 [pid 963] ioctl(-1, ASHMEM_SET_SIZE [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 963] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] <... socket resumed>) = 5 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 961] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 980] <... futex resumed>) = 1 [pid 968] mkdir("./file0", 0777) = 0 [pid 968] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 980] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 967] <... mount resumed>) = 0 [pid 967] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 967] chdir("./file0") = 0 [pid 967] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 969] <... openat resumed>) = 4 [pid 960] <... close resumed>) = 0 [pid 969] ioctl(4, LOOP_CLR_FD [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... ioctl resumed>) = 0 [pid 960] <... futex resumed>) = 1 [pid 969] close(4 [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 969] <... close resumed>) = 0 [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 965] <... futex resumed>) = 0 [pid 969] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... openat resumed>) = 4 [pid 965] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 969] <... futex resumed>) = 0 [pid 965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 969] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... write resumed>) = 8 [pid 965] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 969] <... futex resumed>) = 0 [pid 965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 969] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... mmap resumed>) = 0x20000000 [pid 965] <... futex resumed>) = 0 [ 44.938493][ T963] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.953259][ T963] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 44.961924][ T967] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 44.965380][ T963] EXT4-fs (loop3): This should not happen!! Data will be lost [ 44.965380][ T963] [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 959] <... futex resumed>) = 0 [pid 969] <... futex resumed>) = 0 [pid 965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 969] write(4, 0x200000c0, 120 [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... write resumed>) = 120 [pid 965] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... futex resumed>) = 0 [pid 965] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 965] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 965] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[984]}, 88) = 984 [pid 980] <... futex resumed>) = 0 [pid 965] rt_sigprocmask(SIG_SETMASK, [], [pid 961] <... futex resumed>) = 1 [pid 960] <... futex resumed>) = 0 [pid 959] <... futex resumed>) = 1 [pid 980] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 980] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 965] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] <... futex resumed>) = 0 [pid 980] <... futex resumed>) = 0 [pid 965] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 960] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... openat resumed>) = 4 [pid 967] ioctl(4, LOOP_CLR_FD) = 0 [pid 967] close(4) = 0 [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] <... futex resumed>) = 0 [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 962] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 1 [pid 967] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] <... futex resumed>) = 0 [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 962] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 1 [pid 967] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] <... futex resumed>) = 0 [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 962] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 1 [pid 967] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 960] <... openat resumed>) = 4 [pid 968] <... mount resumed>) = 0 [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 962] <... futex resumed>) = 0 [pid 967] write(4, 0x200000c0, 120 [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] <... write resumed>) = 120 [pid 962] <... futex resumed>) = 0 [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = 0 [pid 967] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 962] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 968] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 960] <... futex resumed>) = 1 [pid 959] <... futex resumed>) = 0 ./strace-static-x86_64: Process 984 attached [pid 962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 984] set_robust_list(0x7f2c061ba9a0, 24 [pid 962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 984] <... set_robust_list resumed>) = 0 [pid 984] rt_sigprocmask(SIG_SETMASK, [], [pid 962] <... clone3 resumed> => {parent_tid=[986]}, 88) = 986 [pid 984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 962] rt_sigprocmask(SIG_SETMASK, [], [pid 984] write(4, NULL, 120 [pid 962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 984] <... write resumed>) = -1 EFAULT (Bad address) [pid 962] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 986 attached [pid 984] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... openat resumed>) = 3 [pid 962] <... futex resumed>) = 0 [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 1 [pid 965] <... futex resumed>) = 0 [pid 962] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 984] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... futex resumed>) = 0 [pid 965] <... futex resumed>) = 1 [pid 969] ioctl(-1, ASHMEM_SET_SIZE [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 969] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 965] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 965] <... futex resumed>) = 0 [pid 969] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 986] set_robust_list(0x7f2c061ba9a0, 24 [pid 969] <... socket resumed>) = 5 [pid 968] chdir("./file0" [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 959] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 965] <... futex resumed>) = 0 [pid 969] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 965] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 986] <... set_robust_list resumed>) = 0 [pid 969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 968] <... chdir resumed>) = 0 [pid 965] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 960] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 986] rt_sigprocmask(SIG_SETMASK, [], [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 968] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 965] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 960] <... write resumed>) = 8 [pid 986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 968] <... openat resumed>) = 4 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 986] write(4, NULL, 120 [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 968] ioctl(4, LOOP_CLR_FD [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 960] <... futex resumed>) = 1 [pid 959] <... futex resumed>) = 0 [pid 986] <... write resumed>) = -1 EFAULT (Bad address) [ 44.984072][ T963] EXT4-fs (loop3): Total free blocks count 0 [ 44.995693][ T963] EXT4-fs (loop3): Free/Dirty block details [ 45.002778][ T968] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 45.012485][ T963] EXT4-fs (loop3): free_blocks=2415919104 [ 45.018153][ T963] EXT4-fs (loop3): dirty_blocks=16 [ 45.023240][ T963] EXT4-fs (loop3): Block reservation details [ 45.029149][ T963] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 968] <... ioctl resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 986] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] close(4 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 959] <... futex resumed>) = 0 [pid 986] <... futex resumed>) = 1 [pid 968] <... close resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 962] <... futex resumed>) = 0 [pid 960] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 986] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 960] <... mmap resumed>) = 0x20000000 [pid 968] <... futex resumed>) = 1 [pid 964] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 962] <... futex resumed>) = 1 [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 962] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 960] <... futex resumed>) = 1 [pid 959] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 964] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 959] <... futex resumed>) = 0 [pid 968] <... openat resumed>) = 4 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 960] write(4, 0x200000c0, 120 [pid 959] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 960] <... write resumed>) = 120 [pid 959] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = 1 [pid 964] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 960] <... futex resumed>) = 0 [pid 959] <... mmap resumed>) = 0x7f2c0619a000 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 964] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 968] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 959] <... mprotect resumed>) = 0 [pid 968] <... write resumed>) = 8 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 968] <... futex resumed>) = 1 [pid 964] <... futex resumed>) = 0 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 964] <... futex resumed>) = 0 [pid 963] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 959] <... clone3 resumed> => {parent_tid=[987]}, 88) = 987 [pid 968] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 963] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 959] rt_sigprocmask(SIG_SETMASK, [], [pid 968] <... mmap resumed>) = 0x20000000 [pid 963] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 963] <... futex resumed>) = 0 [pid 959] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... futex resumed>) = 1 [pid 964] <... futex resumed>) = 0 [pid 963] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] <... futex resumed>) = 0 [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 964] <... futex resumed>) = 0 [pid 968] write(4, 0x200000c0, 120 [pid 964] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... write resumed>) = 120 [pid 964] <... futex resumed>) = 0 [pid 961] exit_group(0 [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 963] <... futex resumed>) = ? [pid 961] <... exit_group resumed>) = ? [pid 968] <... futex resumed>) = 0 [pid 964] <... mmap resumed>) = 0x7f2c0619a000 [pid 963] +++ exited with 0 +++ [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[988]}, 88) = 988 [pid 964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 964] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 964] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 987 attached [pid 987] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 987] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 987] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] <... futex resumed>) = 0 [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 960] <... futex resumed>) = 0 [pid 959] <... futex resumed>) = 1 [pid 960] ioctl(-1, ASHMEM_SET_SIZE [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... futex resumed>) = ? [pid 960] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 959] <... futex resumed>) = 0 [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 959] <... futex resumed>) = 0 [pid 960] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 0 [pid 960] <... socket resumed>) = 5 [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 959] <... futex resumed>) = 0 [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 959] <... futex resumed>) = 0 [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 959] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 980] +++ exited with 0 +++ [pid 967] ioctl(-1, ASHMEM_SET_SIZE [pid 961] +++ exited with 0 +++ [pid 987] <... futex resumed>) = 1 [pid 987] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 988 attached [pid 988] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 988] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 988] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... futex resumed>) = 0 [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... futex resumed>) = 0 [pid 964] <... futex resumed>) = 1 [pid 968] ioctl(-1, ASHMEM_SET_SIZE [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 964] <... futex resumed>) = 0 [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 964] <... futex resumed>) = 0 [pid 968] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] <... socket resumed>) = 5 [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 964] <... futex resumed>) = 0 [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 964] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 964] <... futex resumed>) = 0 [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 964] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 45.051694][ T969] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.067912][ T960] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.074430][ T969] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 967] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 965] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=961, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 962] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 986] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = 1 [pid 988] <... futex resumed>) = 1 [pid 986] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 962] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 988] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 986] <... socket resumed>) = 5 [pid 986] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 962] <... futex resumed>) = 0 [pid 986] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 962] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 962] <... futex resumed>) = 0 [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 962] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 959] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 987] <... futex resumed>) = 0 [pid 959] <... futex resumed>) = 1 [pid 987] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 959] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 987] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 987] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 959] <... futex resumed>) = 0 [ 45.098789][ T968] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.102108][ T969] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.102108][ T969] [ 45.115438][ T986] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.123722][ T969] EXT4-fs (loop0): Total free blocks count 0 [pid 987] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 984] <... futex resumed>) = 0 [pid 967] <... futex resumed>) = 0 [pid 965] <... futex resumed>) = 1 [pid 964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 964] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] <... futex resumed>) = 0 [pid 964] <... futex resumed>) = 1 [pid 988] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 964] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 988] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 988] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 964] <... futex resumed>) = 0 [pid 988] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 984] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 967] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 965] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 962] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 962] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 984] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 45.138210][ T960] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 45.144306][ T969] EXT4-fs (loop0): Free/Dirty block details [ 45.155875][ T968] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 45.161937][ T969] EXT4-fs (loop0): free_blocks=2415919104 [ 45.174111][ T986] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 45.179315][ T969] EXT4-fs (loop0): dirty_blocks=16 [pid 984] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 363] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 984] <... futex resumed>) = 1 [pid 967] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... futex resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 984] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 967] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 363] newfstatat(3, "", [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 967] <... futex resumed>) = 0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 45.190757][ T960] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.190757][ T960] [ 45.196190][ T969] EXT4-fs (loop0): Block reservation details [ 45.205183][ T968] EXT4-fs (loop4): This should not happen!! Data will be lost [ 45.205183][ T968] [ 45.211132][ T969] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 45.220898][ T968] EXT4-fs (loop4): Total free blocks count 0 [ 45.226648][ T986] EXT4-fs (loop1): This should not happen!! Data will be lost [ 45.226648][ T986] [ 45.232552][ T960] EXT4-fs (loop2): Total free blocks count 0 [ 45.241948][ T986] EXT4-fs (loop1): Total free blocks count 0 [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 967] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] getdents64(3, [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 363] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [ 45.247690][ T968] EXT4-fs (loop4): Free/Dirty block details [ 45.253370][ T986] EXT4-fs (loop1): Free/Dirty block details [ 45.259226][ T968] EXT4-fs (loop4): free_blocks=2415919104 [ 45.266518][ T986] EXT4-fs (loop1): free_blocks=2415919104 [ 45.270633][ T960] EXT4-fs (loop2): Free/Dirty block details [ 45.276014][ T986] EXT4-fs (loop1): dirty_blocks=16 [ 45.281866][ T968] EXT4-fs (loop4): dirty_blocks=16 [ 45.286660][ T986] EXT4-fs (loop1): Block reservation details [ 45.291667][ T968] EXT4-fs (loop4): Block reservation details [pid 363] newfstatat(AT_FDCWD, "./19/binderfs", [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 968] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 968] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 968] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 968] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 964] exit_group(0 [pid 988] <... futex resumed>) = ? [pid 964] <... exit_group resumed>) = ? [pid 988] +++ exited with 0 +++ [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] unlink("./19/binderfs" [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 968] <... futex resumed>) = ? [pid 363] <... unlink resumed>) = 0 [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 968] +++ exited with 0 +++ [pid 964] +++ exited with 0 +++ [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 986] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 986] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 986] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] exit_group(0) = ? [pid 986] <... futex resumed>) = ? [pid 986] +++ exited with 0 +++ [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 969] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 969] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 969] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 969] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 967] <... futex resumed>) = ? [pid 965] exit_group(0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=964, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 984] <... futex resumed>) = ? [pid 969] <... futex resumed>) = ? [pid 965] <... exit_group resumed>) = ? [pid 984] +++ exited with 0 +++ [pid 969] +++ exited with 0 +++ [pid 967] +++ exited with 0 +++ [pid 965] +++ exited with 0 +++ [pid 962] +++ exited with 0 +++ [pid 364] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./19/binderfs") = 0 [pid 364] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=962, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=965, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 361] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", [pid 360] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] getdents64(3, [pid 360] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] <... openat resumed>) = 3 [pid 361] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] newfstatat(3, "", [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] newfstatat(AT_FDCWD, "./18/binderfs", [pid 360] getdents64(3, [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] unlink("./18/binderfs" [pid 360] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... unlink resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./20/binderfs") = 0 [pid 360] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 960] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 960] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 960] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 960] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 959] exit_group(0 [pid 987] <... futex resumed>) = ? [pid 960] <... futex resumed>) = ? [pid 959] <... exit_group resumed>) = ? [pid 987] +++ exited with 0 +++ [pid 960] +++ exited with 0 +++ [pid 959] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=959, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 362] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 362] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./19/binderfs") = 0 [pid 362] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./19/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./19/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./19") = 0 [pid 363] mkdir("./20", 0777) = 0 [ 45.297432][ T986] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 45.303354][ T968] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 45.309139][ T960] EXT4-fs (loop2): free_blocks=2415919104 [ 45.321202][ T960] EXT4-fs (loop2): dirty_blocks=16 [ 45.327084][ T960] EXT4-fs (loop2): Block reservation details [ 45.334400][ T960] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 364] <... umount2 resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 362] <... umount2 resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./20/file0", [pid 364] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] ioctl(3, LOOP_CLR_FD [pid 362] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] newfstatat(AT_FDCWD, "./19/file0", [pid 363] close(3 [pid 362] newfstatat(AT_FDCWD, "./19/file0", [pid 361] newfstatat(AT_FDCWD, "./18/file0", [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... openat resumed>) = 4 [pid 360] newfstatat(4, "", [pid 364] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./20/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./20") = 0 [pid 360] mkdir("./21", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 990 ./strace-static-x86_64: Process 990 attached [pid 990] set_robust_list(0x5555565f2760, 24) = 0 [pid 990] chdir("./21") = 0 [pid 990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 990] setpgid(0, 0) = 0 [pid 990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 990] write(3, "1000", 4) = 4 [pid 990] close(3) = 0 [pid 990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 990] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 990] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 990] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[991]}, 88) = 991 [pid 990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 991 attached [pid 991] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 991] memfd_create("syzkaller", 0) = 3 [pid 991] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 991] 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"..., 1048576 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... close resumed>) = 0 [pid 362] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... openat resumed>) = 4 [pid 361] <... openat resumed>) = 4 [pid 364] <... openat resumed>) = 4 [pid 362] newfstatat(4, "", [pid 364] newfstatat(4, "", [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] newfstatat(4, "", [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, [pid 362] getdents64(4, [pid 361] getdents64(4, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4 [pid 362] close(4 [pid 361] close(4 [pid 364] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 362] rmdir("./19/file0" [pid 364] rmdir("./19/file0" [pid 361] rmdir("./18/file0" [pid 362] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 362] getdents64(3, [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] getdents64(3, [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 362] close(3 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] rmdir("./18" [pid 364] close(3 [pid 362] <... close resumed>) = 0 [pid 362] rmdir("./19" [pid 991] <... write resumed>) = 1048576 [pid 361] <... rmdir resumed>) = 0 [pid 991] munmap(0x7f2bfddbb000, 138412032 [pid 362] <... rmdir resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 361] mkdir("./19", 0777 [pid 362] mkdir("./20", 0777 [pid 364] rmdir("./19" [pid 991] <... munmap resumed>) = 0 [pid 991] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 991] ioctl(4, LOOP_SET_FD, 3 [pid 364] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 992 attached [pid 992] set_robust_list(0x5555565f2760, 24) = 0 [pid 992] chdir("./20") = 0 [pid 992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 992] setpgid(0, 0) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 364] mkdir("./20", 0777 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 992 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... mkdir resumed>) = 0 [pid 992] <... openat resumed>) = 3 [pid 992] write(3, "1000", 4 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 992] <... write resumed>) = 4 [pid 992] close(3) = 0 [pid 992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 992] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 992] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 992] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 992] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[994]}, 88) = 994 [pid 992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 991] <... ioctl resumed>) = 0 [pid 364] <... openat resumed>) = 3 [pid 362] <... openat resumed>) = 3 [pid 364] ioctl(3, LOOP_CLR_FD [pid 361] <... openat resumed>) = 3 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] ioctl(3, LOOP_CLR_FD [pid 361] ioctl(3, LOOP_CLR_FD [pid 364] close(3 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 991] close(3 [pid 364] <... close resumed>) = 0 [pid 362] close(3 [pid 361] close(3 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 991] <... close resumed>) = 0 [pid 991] close(4./strace-static-x86_64: Process 994 attached [pid 994] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 994] memfd_create("syzkaller", 0) = 3 [pid 994] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 996 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 995 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 997 ./strace-static-x86_64: Process 997 attached ./strace-static-x86_64: Process 995 attached [pid 995] set_robust_list(0x5555565f2760, 24) = 0 [pid 995] chdir("./20" [pid 997] set_robust_list(0x5555565f2760, 24 [pid 995] <... chdir resumed>) = 0 [pid 997] <... set_robust_list resumed>) = 0 [pid 995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 995] setpgid(0, 0) = 0 [pid 995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 995] write(3, "1000", 4 [pid 997] chdir("./19") = 0 [pid 995] <... write resumed>) = 4 [pid 995] close(3) = 0 [pid 995] symlink("/dev/binderfs", "./binderfs" [pid 997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 995] <... symlink resumed>) = 0 [pid 997] setpgid(0, 0) = 0 [pid 997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 996 attached [pid 995] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 995] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 995] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 995] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 997] write(3, "1000", 4) = 4 [pid 997] close(3 [pid 995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 997] <... close resumed>) = 0 [pid 995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[998]}, 88) = 998 [pid 995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 997] symlink("/dev/binderfs", "./binderfs") = 0 [pid 997] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] set_robust_list(0x5555565f2760, 24 [pid 997] <... futex resumed>) = 0 [pid 997] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 996] <... set_robust_list resumed>) = 0 [pid 997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 996] chdir("./20" [pid 997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 996] <... chdir resumed>) = 0 [pid 997] <... mmap resumed>) = 0x7f2c061bb000 [pid 996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 997] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 996] <... prctl resumed>) = 0 [pid 997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 996] setpgid(0, 0 [pid 997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 996] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 998 attached [pid 997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 997] <... clone3 resumed> => {parent_tid=[999]}, 88) = 999 [pid 997] rt_sigprocmask(SIG_SETMASK, [], [pid 996] write(3, "1000", 4 [pid 997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... write resumed>) = 4 [pid 997] <... futex resumed>) = 0 [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 996] close(3) = 0 [pid 998] set_robust_list(0x7f2c061db9a0, 24 [pid 996] symlink("/dev/binderfs", "./binderfs" [pid 998] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 999 attached [pid 994] 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"..., 1048576 [pid 996] <... symlink resumed>) = 0 [pid 996] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 999] set_robust_list(0x7f2c061db9a0, 24 [pid 998] rt_sigprocmask(SIG_SETMASK, [], [pid 996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 999] <... set_robust_list resumed>) = 0 [pid 998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 994] <... write resumed>) = 1048576 [pid 991] <... close resumed>) = 0 [pid 996] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 991] mkdir("./file0", 0777 [pid 996] <... mprotect resumed>) = 0 [pid 994] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 994] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 991] <... mkdir resumed>) = 0 [pid 991] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 996] rt_sigprocmask(SIG_BLOCK, ~[], [pid 999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 999] memfd_create("syzkaller", 0 [pid 996] <... rt_sigprocmask resumed>[], 8) = 0 [pid 996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 999] <... memfd_create resumed>) = 3 [pid 999] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 996] <... clone3 resumed> => {parent_tid=[1000]}, 88) = 1000 [pid 996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 998] memfd_create("syzkaller", 0./strace-static-x86_64: Process 1000 attached ) = 3 [pid 1000] set_robust_list(0x7f2c061db9a0, 24 [pid 998] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1000] <... set_robust_list resumed>) = 0 [pid 999] 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"..., 1048576 [pid 1000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1000] memfd_create("syzkaller", 0) = 3 [pid 1000] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 994] <... openat resumed>) = 4 [pid 994] ioctl(4, LOOP_SET_FD, 3 [pid 998] 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"..., 1048576 [pid 999] <... write resumed>) = 1048576 [pid 999] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 999] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 994] <... ioctl resumed>) = 0 [pid 1000] 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"..., 1048576 [pid 998] <... write resumed>) = 1048576 [pid 994] close(3) = 0 [pid 994] close(4) = 0 [pid 994] mkdir("./file0", 0777) = 0 [pid 994] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 998] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 999] <... openat resumed>) = 4 [pid 999] ioctl(4, LOOP_SET_FD, 3 [pid 998] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1000] <... write resumed>) = 1048576 [pid 1000] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1000] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 999] <... ioctl resumed>) = 0 [pid 998] <... openat resumed>) = 4 [pid 998] ioctl(4, LOOP_SET_FD, 3 [pid 999] close(3) = 0 [pid 999] close(4 [pid 998] <... ioctl resumed>) = 0 [pid 998] close(3) = 0 [pid 998] close(4 [pid 991] <... mount resumed>) = 0 [pid 991] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 991] chdir("./file0") = 0 [pid 991] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1000] <... openat resumed>) = 4 [pid 1000] ioctl(4, LOOP_SET_FD, 3 [pid 999] <... close resumed>) = 0 [pid 994] <... mount resumed>) = 0 [pid 999] mkdir("./file0", 0777 [pid 994] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 999] <... mkdir resumed>) = 0 [pid 994] chdir("./file0" [pid 999] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 994] <... chdir resumed>) = 0 [pid 994] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 998] <... close resumed>) = 0 [pid 998] mkdir("./file0", 0777 [pid 991] <... openat resumed>) = 4 [pid 998] <... mkdir resumed>) = 0 [pid 998] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 991] ioctl(4, LOOP_CLR_FD [pid 1000] <... ioctl resumed>) = 0 [pid 1000] close(3) = 0 [ 45.741986][ T991] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 45.751891][ T994] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [pid 1000] close(4 [pid 994] <... openat resumed>) = 4 [pid 991] <... ioctl resumed>) = 0 [pid 994] ioctl(4, LOOP_CLR_FD [pid 991] close(4 [pid 998] <... mount resumed>) = 0 [pid 998] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 998] chdir("./file0") = 0 [pid 998] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1000] <... close resumed>) = 0 [pid 994] <... ioctl resumed>) = 0 [pid 991] <... close resumed>) = 0 [pid 1000] mkdir("./file0", 0777) = 0 [pid 994] close(4 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 991] <... futex resumed>) = 1 [pid 990] <... futex resumed>) = 0 [pid 991] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... openat resumed>) = 4 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 990] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] <... futex resumed>) = 0 [pid 991] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... write resumed>) = 8 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 990] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] <... futex resumed>) = 0 [pid 991] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... mmap resumed>) = 0x20000000 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 990] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] <... futex resumed>) = 0 [pid 991] write(4, 0x200000c0, 120 [pid 990] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... write resumed>) = 120 [pid 990] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 991] <... futex resumed>) = 0 [pid 990] <... mmap resumed>) = 0x7f2c0619a000 [pid 991] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 990] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1011]}, 88) = 1011 [pid 990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 990] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 990] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1011 attached [pid 1011] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1011] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1011] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] <... futex resumed>) = 0 [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... futex resumed>) = 0 [pid 990] <... futex resumed>) = 1 [pid 991] ioctl(-1, ASHMEM_SET_SIZE [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 990] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] <... futex resumed>) = 0 [pid 991] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... socket resumed>) = 5 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 990] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 990] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] <... futex resumed>) = 0 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 990] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 45.852457][ T998] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [pid 1011] <... futex resumed>) = 1 [pid 1011] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 999] <... mount resumed>) = 0 [pid 999] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 999] chdir("./file0") = 0 [pid 999] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 994] <... close resumed>) = 0 [pid 998] <... openat resumed>) = 4 [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] ioctl(4, LOOP_CLR_FD [pid 994] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 998] <... ioctl resumed>) = 0 [pid 994] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] close(4 [pid 994] <... openat resumed>) = 4 [pid 992] <... futex resumed>) = 0 [pid 998] <... close resumed>) = 0 [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 990] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] <... futex resumed>) = 0 [pid 992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] <... futex resumed>) = 1 [pid 995] <... futex resumed>) = 0 [pid 994] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] <... futex resumed>) = 1 [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 992] <... futex resumed>) = 0 [pid 990] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 995] <... futex resumed>) = 0 [pid 994] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 998] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1011] <... futex resumed>) = 0 [pid 994] <... write resumed>) = 8 [pid 1011] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1011] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 998] <... openat resumed>) = 4 [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] <... futex resumed>) = 0 [pid 1011] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 998] <... futex resumed>) = 1 [pid 995] <... futex resumed>) = 0 [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 995] <... futex resumed>) = 0 [pid 998] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 994] <... mmap resumed>) = 0x20000000 [pid 992] <... futex resumed>) = 0 [pid 998] <... write resumed>) = 8 [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] <... futex resumed>) = 0 [pid 992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 998] <... futex resumed>) = 1 [pid 995] <... futex resumed>) = 0 [pid 994] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 992] <... futex resumed>) = 0 [pid 998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 995] <... futex resumed>) = 0 [pid 994] write(4, 0x200000c0, 120 [pid 992] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 998] <... mmap resumed>) = 0x20000000 [pid 994] <... write resumed>) = 120 [pid 992] <... futex resumed>) = 0 [ 45.893085][ T991] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.908188][ T991] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 45.909196][ T999] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 45.920242][ T991] EXT4-fs (loop0): This should not happen!! Data will be lost [ 45.920242][ T991] [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 999] <... openat resumed>) = 4 [pid 999] ioctl(4, LOOP_CLR_FD) = 0 [pid 999] close(4) = 0 [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 997] <... futex resumed>) = 0 [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 999] <... futex resumed>) = 1 [pid 999] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 998] <... futex resumed>) = 1 [pid 995] <... futex resumed>) = 0 [pid 994] <... futex resumed>) = 0 [pid 992] <... mmap resumed>) = 0x7f2c0619a000 [pid 999] <... openat resumed>) = 4 [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 997] <... futex resumed>) = 0 [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 999] <... futex resumed>) = 1 [pid 999] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 997] <... futex resumed>) = 0 [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 999] <... futex resumed>) = 1 [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 999] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 992] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 999] <... mmap resumed>) = 0x20000000 [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 997] <... futex resumed>) = 0 [pid 999] write(4, 0x200000c0, 120 [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 999] <... write resumed>) = 120 [pid 997] <... futex resumed>) = 0 [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 997] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 999] <... futex resumed>) = 0 [pid 997] <... futex resumed>) = 0 [pid 999] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 997] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 995] <... futex resumed>) = 0 [pid 992] <... mprotect resumed>) = 0 [pid 997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 998] write(4, 0x200000c0, 120 [pid 997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 995] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 998] <... write resumed>) = 120 [pid 997] <... clone3 resumed> => {parent_tid=[1016]}, 88) = 1016 [pid 997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 997] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 997] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] <... futex resumed>) = 0 [pid 992] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 1016 attached [pid 1016] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1016] write(4, NULL, 120) = -1 EFAULT (Bad address) [ 45.952201][ T991] EXT4-fs (loop0): Total free blocks count 0 [ 45.958005][ T991] EXT4-fs (loop0): Free/Dirty block details [ 45.963918][ T991] EXT4-fs (loop0): free_blocks=2415919104 [ 45.969689][ T991] EXT4-fs (loop0): dirty_blocks=16 [ 45.974864][ T991] EXT4-fs (loop0): Block reservation details [ 45.981112][ T991] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 1016] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] <... mount resumed>) = 0 [pid 998] <... futex resumed>) = 0 [pid 995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- ./strace-static-x86_64: Process 1017 attached [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 995] <... mmap resumed>) = 0x7f2c0619a000 [pid 1000] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1016] <... futex resumed>) = 1 [pid 997] <... futex resumed>) = 0 [pid 995] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 992] <... clone3 resumed> => {parent_tid=[1017]}, 88) = 1017 [pid 1000] <... openat resumed>) = 3 [pid 1017] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1016] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1000] chdir("./file0" [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] <... mprotect resumed>) = 0 [pid 992] rt_sigprocmask(SIG_SETMASK, [], [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 992] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 997] <... futex resumed>) = 1 [pid 999] <... futex resumed>) = 0 [pid 995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 992] <... futex resumed>) = 0 ./strace-static-x86_64: Process 1018 attached [pid 1017] rt_sigprocmask(SIG_SETMASK, [], [pid 1000] <... chdir resumed>) = 0 [pid 999] ioctl(-1, ASHMEM_SET_SIZE [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 992] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 999] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 995] <... clone3 resumed> => {parent_tid=[1018]}, 88) = 1018 [pid 1018] set_robust_list(0x7f2c061ba9a0, 24 [pid 1017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1000] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] rt_sigprocmask(SIG_SETMASK, [], [pid 1017] write(4, NULL, 120 [pid 1018] <... set_robust_list resumed>) = 0 [pid 1000] <... openat resumed>) = 4 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 999] <... futex resumed>) = 1 [pid 997] <... futex resumed>) = 0 [pid 995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1018] rt_sigprocmask(SIG_SETMASK, [], [pid 1017] <... write resumed>) = -1 EFAULT (Bad address) [pid 1000] ioctl(4, LOOP_CLR_FD [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 999] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 997] <... futex resumed>) = 0 [pid 995] <... futex resumed>) = 0 [pid 1017] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] <... ioctl resumed>) = 0 [pid 999] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1017] <... futex resumed>) = 1 [pid 1000] close(4 [pid 999] <... socket resumed>) = 5 [pid 992] <... futex resumed>) = 0 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1018] write(4, NULL, 120 [pid 1017] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1000] <... close resumed>) = 0 [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 997] <... futex resumed>) = 0 [pid 999] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 997] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 997] <... futex resumed>) = 0 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 997] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1018] <... write resumed>) = -1 EFAULT (Bad address) [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1000] <... futex resumed>) = 1 [pid 994] <... futex resumed>) = 0 [pid 992] <... futex resumed>) = 1 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1000] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 994] ioctl(-1, ASHMEM_SET_SIZE [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 994] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 994] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 994] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 992] <... futex resumed>) = 0 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 994] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 994] <... socket resumed>) = 5 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 994] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 994] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 992] <... futex resumed>) = 0 [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 992] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 991] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 991] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 991] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 996] <... futex resumed>) = 0 [pid 991] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 990] exit_group(0) = ? [pid 991] +++ exited with 0 +++ [pid 1018] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 45.996872][ T1000] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 46.021878][ T999] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.031998][ T994] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 1018] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1011] <... futex resumed>) = ? [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] <... futex resumed>) = 0 [pid 1011] +++ exited with 0 +++ [pid 997] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... futex resumed>) = 1 [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 990] +++ exited with 0 +++ [pid 1000] <... futex resumed>) = 0 [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] <... futex resumed>) = 1 [pid 992] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=990, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 1017] <... futex resumed>) = 0 [pid 1000] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 992] <... futex resumed>) = 1 [pid 1017] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1000] <... openat resumed>) = 4 [pid 992] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1017] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1017] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] <... futex resumed>) = 1 [pid 996] <... futex resumed>) = 0 [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1017] <... futex resumed>) = 1 [pid 1000] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] <... futex resumed>) = 0 [pid 360] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1017] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1000] <... write resumed>) = 8 [pid 996] <... futex resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] newfstatat(3, "", [pid 1000] <... futex resumed>) = 0 [pid 996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1000] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] getdents64(3, [pid 1000] <... mmap resumed>) = 0x20000000 [pid 996] <... futex resumed>) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1016] <... futex resumed>) = 0 [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] <... futex resumed>) = 0 [pid 997] <... futex resumed>) = 1 [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1016] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1000] <... futex resumed>) = 0 [pid 996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1016] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] write(4, 0x200000c0, 120 [pid 998] ioctl(-1, ASHMEM_SET_SIZE [pid 997] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] newfstatat(AT_FDCWD, "./21/binderfs", [pid 1016] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] <... write resumed>) = 120 [pid 996] <... futex resumed>) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1016] <... futex resumed>) = 0 [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [ 46.037516][ T999] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.053188][ T994] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.075133][ T999] EXT4-fs (loop1): This should not happen!! Data will be lost [ 46.075133][ T999] [ 46.075806][ T994] EXT4-fs (loop3): This should not happen!! Data will be lost [ 46.075806][ T994] [ 46.094720][ T999] EXT4-fs (loop1): Total free blocks count 0 [pid 1016] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1000] <... futex resumed>) = 0 [pid 996] <... futex resumed>) = 0 [pid 360] unlink("./21/binderfs" [pid 1000] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 360] <... unlink resumed>) = 0 [pid 996] <... mmap resumed>) = 0x7f2c0619a000 [pid 360] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 996] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1019]}, 88) = 1019 [pid 996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 996] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1019 attached [pid 998] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1019] set_robust_list(0x7f2c061ba9a0, 24 [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... set_robust_list resumed>) = 0 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 998] <... futex resumed>) = 1 [pid 995] <... futex resumed>) = 0 [pid 1019] rt_sigprocmask(SIG_SETMASK, [], [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 995] <... futex resumed>) = 0 [pid 1019] write(4, NULL, 120 [pid 998] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1019] <... write resumed>) = -1 EFAULT (Bad address) [pid 998] <... socket resumed>) = 5 [pid 1019] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... futex resumed>) = 1 [pid 998] <... futex resumed>) = 1 [pid 995] <... futex resumed>) = 0 [pid 1019] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 995] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 995] <... futex resumed>) = 0 [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 995] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 46.101489][ T999] EXT4-fs (loop1): Free/Dirty block details [ 46.105990][ T994] EXT4-fs (loop3): Total free blocks count 0 [ 46.107821][ T999] EXT4-fs (loop1): free_blocks=2415919104 [ 46.114159][ T994] EXT4-fs (loop3): Free/Dirty block details [ 46.124362][ T999] EXT4-fs (loop1): dirty_blocks=16 [ 46.124367][ T999] EXT4-fs (loop1): Block reservation details [ 46.124372][ T999] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 46.130405][ T994] EXT4-fs (loop3): free_blocks=2415919104 [pid 996] <... futex resumed>) = 0 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] <... futex resumed>) = 0 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 996] <... futex resumed>) = 1 [pid 1000] ioctl(-1, ASHMEM_SET_SIZE [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 360] <... umount2 resumed>) = 0 [pid 1000] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 995] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1018] <... futex resumed>) = 0 [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 995] <... futex resumed>) = 1 [pid 1018] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1000] <... futex resumed>) = 1 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 996] <... futex resumed>) = 0 [pid 995] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1018] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1018] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] <... socket resumed>) = 5 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 996] <... futex resumed>) = 0 [pid 1018] <... futex resumed>) = 1 [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] <... futex resumed>) = 0 [pid 1018] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1000] <... futex resumed>) = 0 [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 996] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 996] <... futex resumed>) = 0 [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [ 46.138279][ T998] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.141440][ T994] EXT4-fs (loop3): dirty_blocks=16 [ 46.147302][ T998] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.161342][ T994] EXT4-fs (loop3): Block reservation details [ 46.166899][ T998] EXT4-fs (loop4): This should not happen!! Data will be lost [ 46.166899][ T998] [ 46.178534][ T994] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 996] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 360] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 360] newfstatat(AT_FDCWD, "./21/file0", [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 999] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 999] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 999] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 999] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 997] exit_group(0 [pid 1016] <... futex resumed>) = ? [pid 999] <... futex resumed>) = ? [pid 997] <... exit_group resumed>) = ? [pid 1016] +++ exited with 0 +++ [pid 999] +++ exited with 0 +++ [pid 997] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=997, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 361] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 361] getdents64(3, [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... openat resumed>) = 4 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(4, "", [pid 361] newfstatat(AT_FDCWD, "./19/binderfs", [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] getdents64(4, [pid 361] unlink("./19/binderfs" [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] <... unlink resumed>) = 0 [pid 360] getdents64(4, [pid 361] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./21/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./21") = 0 [pid 360] mkdir("./22", 0777) = 0 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 360] close(3) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 1020 ./strace-static-x86_64: Process 1020 attached [pid 1020] set_robust_list(0x5555565f2760, 24) = 0 [pid 1020] chdir("./22") = 0 [pid 1020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1020] setpgid(0, 0) = 0 [pid 1020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1020] write(3, "1000", 4) = 4 [pid 1020] close(3 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1020] <... close resumed>) = 0 [pid 1020] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1020] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1020] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 996] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 996] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 996] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1021]}, 88) = 1021 [pid 1020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1021 attached [pid 1021] set_robust_list(0x7f2c061db9a0, 24 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1019] <... futex resumed>) = 0 [pid 1021] <... set_robust_list resumed>) = 0 [pid 1019] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [ 46.184952][ T998] EXT4-fs (loop4): Total free blocks count 0 [ 46.201994][ T1000] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.205981][ T998] EXT4-fs (loop4): Free/Dirty block details [ 46.225891][ T998] EXT4-fs (loop4): free_blocks=2415919104 [ 46.232197][ T998] EXT4-fs (loop4): dirty_blocks=16 [ 46.238094][ T998] EXT4-fs (loop4): Block reservation details [pid 1019] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1019] <... futex resumed>) = 1 [pid 996] <... futex resumed>) = 0 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1019] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1021] rt_sigprocmask(SIG_SETMASK, [], [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1021] memfd_create("syzkaller", 0) = 3 [pid 1021] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1021] 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"..., 1048576 [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 994] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 994] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1021] <... write resumed>) = 1048576 [pid 1021] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1021] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 994] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 994] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 994] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 992] exit_group(0 [pid 1017] <... futex resumed>) = ? [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 994] <... futex resumed>) = ? [pid 992] <... exit_group resumed>) = ? [pid 1017] +++ exited with 0 +++ [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 994] +++ exited with 0 +++ [pid 992] +++ exited with 0 +++ [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=992, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 363] restart_syscall(<... resuming interrupted clone ...> [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 363] <... restart_syscall resumed>) = 0 [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 998] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 998] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 363] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 998] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 998] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 998] <... futex resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 998] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, [pid 995] exit_group(0 [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1018] <... futex resumed>) = ? [pid 998] <... futex resumed>) = ? [pid 995] <... exit_group resumed>) = ? [pid 363] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1018] +++ exited with 0 +++ [pid 998] +++ exited with 0 +++ [pid 995] +++ exited with 0 +++ [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=995, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 363] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./20/binderfs") = 0 [pid 363] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./20/binderfs") = 0 [pid 364] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = 0 [pid 361] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./19/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4) = 0 [ 46.248272][ T998] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 46.258126][ T1000] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.271269][ T1000] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.271269][ T1000] [ 46.282320][ T1000] EXT4-fs (loop2): Total free blocks count 0 [ 46.288697][ T1000] EXT4-fs (loop2): Free/Dirty block details [pid 361] rmdir("./19/file0") = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3) = 0 [pid 361] rmdir("./19") = 0 [pid 361] mkdir("./20", 0777) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1000] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1000] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1000] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1000] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 996] exit_group(0 [pid 1019] <... futex resumed>) = ? [pid 1000] <... futex resumed>) = ? [pid 996] <... exit_group resumed>) = ? [pid 1019] +++ exited with 0 +++ [pid 1000] +++ exited with 0 +++ [pid 996] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=996, si_uid=0, si_status=0, si_utime=1, si_stime=8} --- [pid 362] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./20/binderfs") = 0 [pid 362] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1021] <... openat resumed>) = 4 [pid 1021] ioctl(4, LOOP_SET_FD, 3 [pid 361] <... openat resumed>) = 3 [ 46.298852][ T1000] EXT4-fs (loop2): free_blocks=2415919104 [ 46.304853][ T1000] EXT4-fs (loop2): dirty_blocks=16 [ 46.309925][ T1000] EXT4-fs (loop2): Block reservation details [ 46.315854][ T1000] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 361] ioctl(3, LOOP_CLR_FD [pid 363] <... umount2 resumed>) = 0 [pid 1021] <... ioctl resumed>) = 0 [pid 363] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 1021] close(3 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1021] <... close resumed>) = 0 [pid 363] newfstatat(AT_FDCWD, "./20/file0", [pid 361] close(3 [pid 1021] close(4 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./20/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./20") = 0 [pid 363] mkdir("./21", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1021] <... close resumed>) = 0 [pid 364] <... umount2 resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 361] <... close resumed>) = 0 [pid 1021] mkdir("./file0", 0777 [pid 363] ioctl(3, LOOP_CLR_FD [pid 1021] <... mkdir resumed>) = 0 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 1021] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 363] close(3) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 1024 ./strace-static-x86_64: Process 1024 attached [pid 362] <... umount2 resumed>) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1024] set_robust_list(0x5555565f2760, 24) = 0 [pid 1024] chdir("./21") = 0 [pid 1024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1024] setpgid(0, 0) = 0 [pid 1024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 1025 attached [pid 1025] set_robust_list(0x5555565f2760, 24) = 0 [pid 1025] chdir("./20" [pid 1024] write(3, "1000", 4) = 4 [pid 1024] close(3) = 0 [pid 1024] symlink("/dev/binderfs", "./binderfs" [pid 1025] <... chdir resumed>) = 0 [pid 1024] <... symlink resumed>) = 0 [pid 1025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1025] setpgid(0, 0) = 0 [pid 1025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 1025 [pid 364] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./20/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] newfstatat(AT_FDCWD, "./20/file0", [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1024] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1025] <... openat resumed>) = 3 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1025] write(3, "1000", 4 [pid 364] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... openat resumed>) = 4 [pid 1025] <... write resumed>) = 4 [pid 364] <... openat resumed>) = 4 [pid 1025] close(3 [pid 364] newfstatat(4, "", [pid 362] newfstatat(4, "", [pid 1025] <... close resumed>) = 0 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1025] symlink("/dev/binderfs", "./binderfs" [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, [pid 362] getdents64(4, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, [pid 362] getdents64(4, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 1025] <... symlink resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 362] close(4 [pid 364] rmdir("./20/file0" [pid 362] <... close resumed>) = 0 [pid 362] rmdir("./20/file0" [pid 1024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 362] <... rmdir resumed>) = 0 [pid 1024] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1026]}, 88) = 1026 [pid 1024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1026 attached [pid 1026] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1026] memfd_create("syzkaller", 0) = 3 [pid 1026] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 362] getdents64(3, [pid 364] <... rmdir resumed>) = 0 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] getdents64(3, [pid 362] close(3 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3 [pid 362] <... close resumed>) = 0 [pid 1025] <... futex resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 362] rmdir("./20" [pid 1025] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 364] rmdir("./20" [pid 362] <... rmdir resumed>) = 0 [pid 364] <... rmdir resumed>) = 0 [pid 1025] <... rt_sigaction resumed>NULL, 8) = 0 [pid 362] mkdir("./21", 0777 [pid 1025] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 364] mkdir("./21", 0777 [pid 1025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] <... mkdir resumed>) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1025] <... mmap resumed>) = 0x7f2c061bb000 [pid 364] <... openat resumed>) = 3 [pid 362] <... openat resumed>) = 3 [pid 1025] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 364] ioctl(3, LOOP_CLR_FD [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 362] close(3 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 1025] <... mprotect resumed>) = 0 [pid 364] close(3 [pid 362] <... close resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1030 attached [pid 1025] rt_sigprocmask(SIG_BLOCK, ~[], [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 1030 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 1029 [pid 1030] set_robust_list(0x5555565f2760, 24 [pid 1025] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1030] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 1031 attached [pid 1025] <... clone3 resumed> => {parent_tid=[1031]}, 88) = 1031 [pid 1025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] 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"..., 1048576 [pid 1025] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1030] chdir("./21") = 0 [pid 1030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1031] set_robust_list(0x7f2c061db9a0, 24 [pid 1030] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 1029 attached [pid 1030] setpgid(0, 0 [pid 1031] <... set_robust_list resumed>) = 0 [pid 1031] rt_sigprocmask(SIG_SETMASK, [], [pid 1030] <... setpgid resumed>) = 0 [pid 1029] set_robust_list(0x5555565f2760, 24 [pid 1031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1029] <... set_robust_list resumed>) = 0 [pid 1030] <... openat resumed>) = 3 [pid 1030] write(3, "1000", 4) = 4 [pid 1030] close(3) = 0 [pid 1030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1026] <... write resumed>) = 1048576 [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] munmap(0x7f2bfddbb000, 138412032 [pid 1030] <... futex resumed>) = 0 [pid 1026] <... munmap resumed>) = 0 [pid 1026] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1030] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 1026] <... openat resumed>) = 4 [pid 1026] ioctl(4, LOOP_SET_FD, 3 [pid 1030] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1021] <... mount resumed>) = 0 [pid 1021] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1030] <... mmap resumed>) = 0x7f2c061bb000 [pid 1030] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1021] <... openat resumed>) = 3 [pid 1021] chdir("./file0") = 0 [pid 1021] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1026] <... ioctl resumed>) = 0 [pid 1026] close(3) = 0 [pid 1026] close(4 [pid 1031] memfd_create("syzkaller", 0) = 3 [pid 1031] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1033]}, 88) = 1033 [pid 1030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1029] chdir("./21"./strace-static-x86_64: Process 1033 attached [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] <... chdir resumed>) = 0 [pid 1030] <... futex resumed>) = 0 [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1033] set_robust_list(0x7f2c061db9a0, 24 [pid 1029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1033] <... set_robust_list resumed>) = 0 [pid 1029] setpgid(0, 0 [pid 1033] rt_sigprocmask(SIG_SETMASK, [], [pid 1029] <... setpgid resumed>) = 0 [pid 1033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1029] write(3, "1000", 4 [pid 1033] memfd_create("syzkaller", 0 [pid 1029] <... write resumed>) = 4 [pid 1029] close(3) = 0 [pid 1029] symlink("/dev/binderfs", "./binderfs" [pid 1033] <... memfd_create resumed>) = 3 [pid 1029] <... symlink resumed>) = 0 [pid 1033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1033] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1029] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1029] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 1031] 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"..., 1048576 [pid 1029] <... mprotect resumed>) = 0 [pid 1029] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1034]}, 88) = 1034 [pid 1029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1031] <... write resumed>) = 1048576 [pid 1031] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1031] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 1034 attached [pid 1034] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1034] memfd_create("syzkaller", 0) = 3 [pid 1034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1033] 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"..., 1048576 [pid 1034] 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"..., 1048576 [pid 1033] <... write resumed>) = 1048576 [pid 1033] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1033] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1034] <... write resumed>) = 1048576 [pid 1034] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1034] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1026] <... close resumed>) = 0 [pid 1031] <... openat resumed>) = 4 [pid 1026] mkdir("./file0", 0777 [pid 1021] <... openat resumed>) = 4 [pid 1033] <... openat resumed>) = 4 [pid 1033] ioctl(4, LOOP_SET_FD, 3 [pid 1031] ioctl(4, LOOP_SET_FD, 3 [pid 1021] ioctl(4, LOOP_CLR_FD [pid 1033] <... ioctl resumed>) = 0 [pid 1033] close(3) = 0 [pid 1033] close(4 [pid 1026] <... mkdir resumed>) = 0 [ 46.471643][ T1021] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 1026] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1021] <... ioctl resumed>) = 0 [pid 1033] <... close resumed>) = 0 [pid 1031] <... ioctl resumed>) = 0 [pid 1021] close(4 [pid 1031] close(3) = 0 [pid 1031] close(4 [pid 1034] <... openat resumed>) = 4 [pid 1034] ioctl(4, LOOP_SET_FD, 3 [pid 1033] mkdir("./file0", 0777) = 0 [pid 1033] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1021] <... close resumed>) = 0 [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1020] <... futex resumed>) = 0 [pid 1021] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1020] <... futex resumed>) = 0 [pid 1021] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] <... openat resumed>) = 4 [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1021] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] <... futex resumed>) = 0 [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = 0 [pid 1020] <... futex resumed>) = 1 [pid 1021] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = 0 [pid 1020] <... futex resumed>) = 1 [pid 1021] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] <... mmap resumed>) = 0x20000000 [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1020] <... futex resumed>) = 0 [pid 1021] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1021] write(4, 0x200000c0, 120 [pid 1020] <... futex resumed>) = 0 [pid 1021] <... write resumed>) = 120 [pid 1020] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1020] <... futex resumed>) = 0 [pid 1021] <... futex resumed>) = 0 [pid 1020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1021] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] <... mmap resumed>) = 0x7f2c0619a000 [pid 1020] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 1037 attached => {parent_tid=[1037]}, 88) = 1037 [pid 1037] set_robust_list(0x7f2c061ba9a0, 24 [pid 1020] rt_sigprocmask(SIG_SETMASK, [], [pid 1037] <... set_robust_list resumed>) = 0 [pid 1020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1037] rt_sigprocmask(SIG_SETMASK, [], [pid 1020] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1020] <... futex resumed>) = 0 [pid 1020] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1037] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1037] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1020] <... futex resumed>) = 0 [pid 1037] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = 0 [pid 1020] <... futex resumed>) = 1 [pid 1021] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = 0 [pid 1020] <... futex resumed>) = 1 [pid 1021] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1021] <... futex resumed>) = 0 [pid 1020] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1020] <... futex resumed>) = 0 [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1031] <... close resumed>) = 0 [pid 1031] mkdir("./file0", 0777) = 0 [pid 1031] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1034] <... ioctl resumed>) = 0 [pid 1034] close(3) = 0 [pid 1034] close(4 [pid 1020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1020] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [ 46.603282][ T1021] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.618071][ T1021] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.630416][ T1021] EXT4-fs (loop0): This should not happen!! Data will be lost [ 46.630416][ T1021] [ 46.639920][ T1021] EXT4-fs (loop0): Total free blocks count 0 [ 46.646046][ T1021] EXT4-fs (loop0): Free/Dirty block details [pid 1020] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1020] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1037] <... futex resumed>) = 0 [pid 1037] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1037] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1020] <... futex resumed>) = 0 [pid 1037] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1021] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1021] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1021] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1020] exit_group(0 [pid 1037] <... futex resumed>) = ? [pid 1020] <... exit_group resumed>) = ? [pid 1037] +++ exited with 0 +++ [pid 1021] <... futex resumed>) = ? [pid 1021] +++ exited with 0 +++ [pid 1020] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1020, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 360] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./22/binderfs") = 0 [pid 360] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1034] <... close resumed>) = 0 [ 46.651819][ T1021] EXT4-fs (loop0): free_blocks=2415919104 [ 46.657656][ T1021] EXT4-fs (loop0): dirty_blocks=16 [ 46.662689][ T1021] EXT4-fs (loop0): Block reservation details [ 46.668393][ T1021] EXT4-fs (loop0): i_reserved_data_blocks=1 [pid 1034] mkdir("./file0", 0777) = 0 [pid 1034] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1026] <... mount resumed>) = 0 [pid 1033] <... mount resumed>) = 0 [pid 1026] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1026] chdir("./file0") = 0 [pid 1026] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1033] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1031] <... mount resumed>) = 0 [pid 1031] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1033] <... openat resumed>) = 3 [pid 1033] chdir("./file0" [pid 1031] <... openat resumed>) = 3 [pid 1031] chdir("./file0" [pid 1033] <... chdir resumed>) = 0 [pid 1033] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1031] <... chdir resumed>) = 0 [pid 1031] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1033] <... openat resumed>) = 4 [pid 1031] <... openat resumed>) = 4 [pid 1026] <... openat resumed>) = 4 [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./22/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1033] ioctl(4, LOOP_CLR_FD [pid 1031] ioctl(4, LOOP_CLR_FD [pid 1026] ioctl(4, LOOP_CLR_FD [pid 360] <... openat resumed>) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, [pid 1031] <... ioctl resumed>) = 0 [pid 1026] <... ioctl resumed>) = 0 [pid 1033] <... ioctl resumed>) = 0 [pid 1031] close(4 [pid 1026] close(4 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 1033] close(4 [pid 1031] <... close resumed>) = 0 [pid 1026] <... close resumed>) = 0 [pid 1033] <... close resumed>) = 0 [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./22/file0" [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] <... futex resumed>) = 1 [pid 1026] <... futex resumed>) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1024] <... futex resumed>) = 0 [pid 360] <... rmdir resumed>) = 0 [pid 1033] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] <... futex resumed>) = 0 [pid 360] getdents64(3, [pid 1030] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1031] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1026] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 1024] <... futex resumed>) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./22" [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... rmdir resumed>) = 0 [pid 360] mkdir("./23", 0777) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1031] <... openat resumed>) = 4 [pid 1026] <... openat resumed>) = 4 [pid 360] <... openat resumed>) = 3 [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] close(3 [pid 1033] <... openat resumed>) = 4 [pid 1031] <... futex resumed>) = 1 [pid 1026] <... futex resumed>) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1024] <... futex resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1026] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1033] <... futex resumed>) = 1 [pid 1031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1025] <... futex resumed>) = 0 [pid 1024] <... futex resumed>) = 0 [pid 1033] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1031] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1031] <... write resumed>) = 8 [pid 1030] <... futex resumed>) = 0 [pid 1026] <... write resumed>) = 8 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 1047 [pid 1033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1031] <... futex resumed>) = 1 [pid 1026] <... futex resumed>) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1024] <... futex resumed>) = 0 [pid 1033] <... write resumed>) = 8 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1026] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] <... futex resumed>) = 0 [pid 1033] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1025] <... futex resumed>) = 0 [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] <... mmap resumed>) = 0x20000000 [pid 1034] <... mount resumed>) = 0 [pid 1033] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1031] <... mmap resumed>) = 0x20000000 [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1033] <... mmap resumed>) = 0x20000000 [pid 1034] <... openat resumed>) = 3 [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = 1 [pid 1024] <... futex resumed>) = 0 [pid 1034] chdir("./file0" [pid 1033] <... futex resumed>) = 0 [pid 1031] <... futex resumed>) = 1 [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] write(4, 0x200000c0, 120 [pid 1025] <... futex resumed>) = 0 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] <... chdir resumed>) = 0 [pid 1033] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1031] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1034] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1026] <... write resumed>) = 120 [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1024] <... futex resumed>) = 0 [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] <... openat resumed>) = 4 [pid 1031] write(4, 0x200000c0, 120 [pid 1033] <... futex resumed>) = 0 [pid 1030] <... futex resumed>) = 1 [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] <... futex resumed>) = 0 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] ioctl(4, LOOP_CLR_FD) = 0 [pid 1033] write(4, 0x200000c0, 120 [pid 1031] <... write resumed>) = 120 [pid 1030] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] <... futex resumed>) = 0 [pid 1034] close(4) = 0 [pid 1033] <... write resumed>) = 120 [pid 1025] <... futex resumed>) = 0 [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] <... futex resumed>) = 0 [pid 1026] write(4, NULL, 120 [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] <... futex resumed>) = 0 [pid 1030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1034] <... futex resumed>) = 1 [pid 1033] <... futex resumed>) = 0 [pid 1031] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] <... mmap resumed>) = 0x7f2c0619a000 [pid 1029] <... futex resumed>) = 0 [pid 1026] <... write resumed>) = -1 EFAULT (Bad address) [pid 1025] <... mmap resumed>) = 0x7f2c0619a000 [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1033] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... mprotect resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = 1 [pid 1024] <... futex resumed>) = 0 [pid 1025] <... mprotect resumed>) = 0 [pid 1034] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] ioctl(-1, ASHMEM_SET_SIZE [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1034] <... openat resumed>) = 4 [pid 1030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1026] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1025] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1024] <... futex resumed>) = 0 [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... futex resumed>) = 1 [pid 1029] <... futex resumed>) = 0 [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1026] <... futex resumed>) = 0 [pid 1034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... clone3 resumed> => {parent_tid=[1048]}, 88) = 1048 [pid 1029] <... futex resumed>) = 0 [pid 1026] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1025] <... clone3 resumed> => {parent_tid=[1049]}, 88) = 1049 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1030] rt_sigprocmask(SIG_SETMASK, [], [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... write resumed>) = 8 [pid 1026] <... socket resumed>) = 5 [pid 1025] rt_sigprocmask(SIG_SETMASK, [], [pid 1024] <... futex resumed>) = 0 [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... futex resumed>) = 1 [pid 1030] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] <... futex resumed>) = 0 [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1025] <... futex resumed>) = 0 [pid 1024] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1025] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1024] <... futex resumed>) = 0 [pid 1034] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1024] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... mmap resumed>) = 0x20000000 [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1034] <... futex resumed>) = 1 [pid 1029] <... futex resumed>) = 0 [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 1048 attached [pid 1034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1029] <... futex resumed>) = 0 [pid 1048] set_robust_list(0x7f2c061ba9a0, 24 [pid 1034] write(4, 0x200000c0, 120 [pid 1029] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1048] <... set_robust_list resumed>) = 0 [pid 1034] <... write resumed>) = 120 [pid 1029] <... futex resumed>) = 0 ./strace-static-x86_64: Process 1049 attached [pid 1048] rt_sigprocmask(SIG_SETMASK, [], [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1049] set_robust_list(0x7f2c061ba9a0, 24 [pid 1048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1034] <... futex resumed>) = 0 [pid 1029] <... mmap resumed>) = 0x7f2c0619a000 [pid 1049] <... set_robust_list resumed>) = 0 [pid 1048] write(4, NULL, 120 [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1049] rt_sigprocmask(SIG_SETMASK, [], [pid 1048] <... write resumed>) = -1 EFAULT (Bad address) [pid 1029] <... mprotect resumed>) = 0 [pid 1049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1048] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1049] write(4, NULL, 120 [pid 1048] <... futex resumed>) = 1 [pid 1029] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1049] <... write resumed>) = -1 EFAULT (Bad address) [pid 1048] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1049] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1029] <... clone3 resumed> => {parent_tid=[1050]}, 88) = 1050 [pid 1025] <... futex resumed>) = 0 [pid 1049] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] rt_sigprocmask(SIG_SETMASK, [], [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1025] <... futex resumed>) = 1 [pid 1029] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] <... futex resumed>) = 0 [pid 1029] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1047 attached [pid 1047] set_robust_list(0x5555565f2760, 24) = 0 [pid 1047] chdir("./23") = 0 [pid 1047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1047] setpgid(0, 0) = 0 [pid 1047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1047] write(3, "1000", 4) = 4 [pid 1047] close(3) = 0 [pid 1047] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1047] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1047] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1051]}, 88) = 1051 [pid 1047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1051 attached [pid 1051] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1051] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1051] memfd_create("syzkaller", 0) = 3 [pid 1051] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1030] <... futex resumed>) = 0 [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] <... futex resumed>) = 0 [pid 1030] <... futex resumed>) = 1 [pid 1031] ioctl(-1, ASHMEM_SET_SIZE [pid 1033] <... futex resumed>) = 0 [pid 1031] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1033] ioctl(-1, ASHMEM_SET_SIZE [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1031] <... futex resumed>) = 1 [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1033] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1033] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] <... futex resumed>) = 0 [pid 1033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1025] <... futex resumed>) = 1 [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1033] <... socket resumed>) = 5 [pid 1031] <... futex resumed>) = 0 [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1031] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1030] <... futex resumed>) = 0 [pid 1033] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1030] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1031] <... socket resumed>) = 5 [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1025] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1025] <... futex resumed>) = 0 [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1025] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 1050 attached [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1050] set_robust_list(0x7f2c061ba9a0, 24 [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1029] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1029] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1029] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1029] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 1 [pid 1034] ioctl(-1, ASHMEM_SET_SIZE [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1029] <... futex resumed>) = 0 [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1029] <... futex resumed>) = 0 [pid 1034] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [ 46.771678][ T1026] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.792072][ T1031] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.793787][ T1026] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] <... socket resumed>) = 5 [pid 1024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1024] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1050] <... set_robust_list resumed>) = 0 [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1029] <... futex resumed>) = 0 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1029] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1029] <... futex resumed>) = 0 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1050] rt_sigprocmask(SIG_SETMASK, [], [pid 1030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1025] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1024] <... futex resumed>) = 0 [pid 1025] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1049] <... futex resumed>) = 0 [pid 1025] <... futex resumed>) = 1 [pid 1049] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1025] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1049] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1049] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1049] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1051] 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"..., 1048576 [pid 1050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1030] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1050] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1048] <... futex resumed>) = 0 [pid 1030] <... futex resumed>) = 1 [pid 1048] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1048] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1048] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1050] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1050] <... futex resumed>) = 0 [pid 1030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 46.826034][ T1033] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.826462][ T1034] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.841167][ T1033] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 1050] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1029] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1029] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1029] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1050] <... futex resumed>) = 0 [pid 1050] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1051] <... write resumed>) = 1048576 [pid 1051] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1051] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 1051] ioctl(4, LOOP_SET_FD, 3 [pid 1050] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] <... ioctl resumed>) = 0 [pid 1051] close(3) = 0 [pid 1051] close(4) = 0 [pid 1051] mkdir("./file0", 0777) = 0 [pid 1051] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1050] <... futex resumed>) = 1 [pid 1050] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] <... futex resumed>) = 0 [ 46.874845][ T1026] EXT4-fs (loop3): This should not happen!! Data will be lost [ 46.874845][ T1026] [ 46.885619][ T1026] EXT4-fs (loop3): Total free blocks count 0 [ 46.887270][ T1031] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.892550][ T1026] EXT4-fs (loop3): Free/Dirty block details [ 46.910738][ T1033] EXT4-fs (loop4): This should not happen!! Data will be lost [ 46.910738][ T1033] [ 46.918482][ T1026] EXT4-fs (loop3): free_blocks=2415919104 [pid 1024] <... mmap resumed>) = 0x7f2c0619a000 [pid 1024] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1055]}, 88) = 1055 [pid 1024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1024] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1024] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1026] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1026] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1026] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1026] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1051] <... mount resumed>) = 0 [pid 1051] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1051] chdir("./file0") = 0 [pid 1051] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 1051] ioctl(4, LOOP_CLR_FD) = 0 [ 46.920805][ T1033] EXT4-fs (loop4): Total free blocks count 0 [ 46.926456][ T1026] EXT4-fs (loop3): dirty_blocks=16 [ 46.932423][ T1034] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 46.936919][ T1026] EXT4-fs (loop3): Block reservation details [ 46.949128][ T1031] EXT4-fs (loop1): This should not happen!! Data will be lost [ 46.949128][ T1031] [ 46.955344][ T1026] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 46.964750][ T1033] EXT4-fs (loop4): Free/Dirty block details [pid 1051] close(4) = 0 [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1047] <... futex resumed>) = 0 [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1047] <... futex resumed>) = 0 [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... futex resumed>) = 1 [pid 1051] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8) = 8 [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1047] <... futex resumed>) = 0 [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... futex resumed>) = 1 [pid 1051] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0) = 0x20000000 [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1047] <... futex resumed>) = 0 [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 1047] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1047] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1056]}, 88) = 1056 [pid 1047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1047] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1047] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... futex resumed>) = 1 [pid 1051] write(4, 0x200000c0, 120) = 120 [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1051] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 1056 attached [pid 1056] set_robust_list(0x7f2c061ba9a0, 24./strace-static-x86_64: Process 1055 attached ) = 0 [pid 1055] set_robust_list(0x7f2c061ba9a0, 24 [pid 1056] rt_sigprocmask(SIG_SETMASK, [], [pid 1055] <... set_robust_list resumed>) = 0 [pid 1056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1055] rt_sigprocmask(SIG_SETMASK, [], [pid 1056] write(4, NULL, 120 [pid 1055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1056] <... write resumed>) = -1 EFAULT (Bad address) [pid 1055] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1055] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1056] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] <... futex resumed>) = 0 [pid 1024] exit_group(0) = ? [pid 1026] <... futex resumed>) = ? [pid 1026] +++ exited with 0 +++ [pid 1047] <... futex resumed>) = 0 [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] <... futex resumed>) = 0 [pid 1047] <... futex resumed>) = 1 [pid 1051] ioctl(-1, ASHMEM_SET_SIZE [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1047] <... futex resumed>) = 0 [pid 1051] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] <... socket resumed>) = 5 [pid 1047] <... futex resumed>) = 0 [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... futex resumed>) = 0 [pid 1047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1047] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1047] <... futex resumed>) = 0 [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1047] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1056] <... futex resumed>) = 1 [pid 1056] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1055] <... futex resumed>) = ? [pid 1055] +++ exited with 0 +++ [pid 1024] +++ exited with 0 +++ [ 46.976264][ T1031] EXT4-fs (loop1): Total free blocks count 0 [ 46.983553][ T1034] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.983553][ T1034] [ 46.991393][ T1051] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.993863][ T1031] EXT4-fs (loop1): Free/Dirty block details [ 47.009271][ T1051] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1024, si_uid=0, si_status=0, si_utime=1, si_stime=10} --- [pid 1047] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 363] restart_syscall(<... resuming interrupted clone ...> [pid 1047] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1056] <... futex resumed>) = 0 [pid 1047] <... futex resumed>) = 1 [pid 1056] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1047] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1056] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1047] <... futex resumed>) = 0 [pid 1056] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... restart_syscall resumed>) = 0 [ 47.013998][ T1033] EXT4-fs (loop4): free_blocks=2415919104 [ 47.025931][ T1051] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.025931][ T1051] [ 47.031447][ T1034] EXT4-fs (loop2): Total free blocks count 0 [ 47.040774][ T1051] EXT4-fs (loop0): Total free blocks count 0 [ 47.047013][ T1033] EXT4-fs (loop4): dirty_blocks=16 [ 47.053108][ T1051] EXT4-fs (loop0): Free/Dirty block details [ 47.057818][ T1034] EXT4-fs (loop2): Free/Dirty block details [ 47.063332][ T1051] EXT4-fs (loop0): free_blocks=2415919104 [pid 363] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 47.069371][ T1031] EXT4-fs (loop1): free_blocks=2415919104 [ 47.074724][ T1051] EXT4-fs (loop0): dirty_blocks=16 [ 47.080208][ T1033] EXT4-fs (loop4): Block reservation details [ 47.085318][ T1034] EXT4-fs (loop2): free_blocks=2415919104 [ 47.091221][ T1031] EXT4-fs (loop1): dirty_blocks=16 [ 47.097040][ T1051] EXT4-fs (loop0): Block reservation details [ 47.102215][ T1033] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 47.107835][ T1034] EXT4-fs (loop2): dirty_blocks=16 [ 47.118377][ T1031] EXT4-fs (loop1): Block reservation details [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 363] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 363] <... openat resumed>) = 3 [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 363] newfstatat(3, "", [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 363] getdents64(3, [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 363] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 363] newfstatat(AT_FDCWD, "./21/binderfs", [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 363] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 363] unlink("./21/binderfs" [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 363] <... unlink resumed>) = 0 [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 363] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1033] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1031] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1033] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 1031] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 1033] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1031] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1033] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] exit_group(0 [pid 1033] <... futex resumed>) = ? [pid 1031] <... futex resumed>) = 0 [pid 1030] <... exit_group resumed>) = ? [pid 1025] exit_group(0 [pid 1033] +++ exited with 0 +++ [pid 1025] <... exit_group resumed>) = ? [pid 1049] <... futex resumed>) = ? [pid 1048] <... futex resumed>) = ? [pid 1031] +++ exited with 0 +++ [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1051] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1051] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 1049] +++ exited with 0 +++ [pid 1025] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1025, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 361] restart_syscall(<... resuming interrupted clone ...> [pid 1051] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1051] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1048] +++ exited with 0 +++ [pid 1030] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1030, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 361] <... restart_syscall resumed>) = 0 [pid 1047] exit_group(0 [pid 364] restart_syscall(<... resuming interrupted clone ...> [pid 1056] <... futex resumed>) = ? [pid 1047] <... exit_group resumed>) = ? [pid 364] <... restart_syscall resumed>) = 0 [pid 1056] +++ exited with 0 +++ [pid 364] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1051] <... futex resumed>) = -1 (errno 18446744073709551354) [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, [pid 361] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 364] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./21/binderfs", [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 361] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./21/binderfs" [pid 361] <... openat resumed>) = 3 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 364] <... unlink resumed>) = 0 [pid 364] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] newfstatat(3, "", [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1051] +++ exited with 0 +++ [pid 1047] +++ exited with 0 +++ [pid 361] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1047, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 360] restart_syscall(<... resuming interrupted clone ...> [pid 361] newfstatat(AT_FDCWD, "./20/binderfs", [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... restart_syscall resumed>) = 0 [pid 361] unlink("./20/binderfs" [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 361] <... unlink resumed>) = 0 [pid 361] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 360] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 360] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 360] <... openat resumed>) = 3 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 360] newfstatat(3, "", [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 360] getdents64(3, [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 360] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1034] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 360] newfstatat(AT_FDCWD, "./23/binderfs", [pid 1034] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 360] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1034] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 360] unlink("./23/binderfs" [pid 1034] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... unlink resumed>) = 0 [pid 1034] <... futex resumed>) = 0 [pid 360] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1034] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] exit_group(0 [pid 1050] <... futex resumed>) = ? [pid 1034] <... futex resumed>) = ? [pid 1029] <... exit_group resumed>) = ? [pid 1050] +++ exited with 0 +++ [pid 1034] +++ exited with 0 +++ [pid 1029] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1029, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 362] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./21/binderfs") = 0 [pid 362] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... umount2 resumed>) = 0 [pid 363] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./21/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./21/file0") = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./21") = 0 [pid 363] mkdir("./22", 0777) = 0 [ 47.118385][ T1031] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 47.118655][ T1051] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 47.124963][ T1034] EXT4-fs (loop2): Block reservation details [ 47.142683][ T1034] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 364] <... umount2 resumed>) = 0 [pid 362] <... umount2 resumed>) = 0 [pid 361] <... umount2 resumed>) = 0 [pid 361] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = 0 [pid 362] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./20/file0", [pid 362] newfstatat(AT_FDCWD, "./21/file0", [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] <... openat resumed>) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... close resumed>) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] umount2("./20/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] newfstatat(AT_FDCWD, "./23/file0", [pid 362] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] newfstatat(AT_FDCWD, "./21/file0", [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./20/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... openat resumed>) = 4 [pid 362] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] newfstatat(4, "", [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... openat resumed>) = 4 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 1058 [pid 362] newfstatat(4, "", [pid 360] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 364] <... openat resumed>) = 4 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, [pid 360] <... openat resumed>) = 4 [pid 362] getdents64(4, [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] newfstatat(4, "", [pid 362] getdents64(4, [pid 361] getdents64(4, [pid 360] newfstatat(4, "", [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] getdents64(4, [pid 362] close(4 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] close(4./strace-static-x86_64: Process 1058 attached [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 360] getdents64(4, [pid 364] getdents64(4, [pid 362] rmdir("./21/file0" [pid 361] rmdir("./20/file0" [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 1058] set_robust_list(0x5555565f2760, 24) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 1058] chdir("./22") = 0 [pid 1058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 361] getdents64(3, [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] getdents64(4, [pid 362] getdents64(3, [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3 [pid 360] close(4 [pid 364] <... close resumed>) = 0 [pid 362] close(3 [pid 361] <... close resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 364] rmdir("./21/file0" [pid 361] rmdir("./20" [pid 362] rmdir("./21" [pid 360] rmdir("./23/file0" [pid 1058] setpgid(0, 0) = 0 [pid 1058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... rmdir resumed>) = 0 [pid 1058] <... openat resumed>) = 3 [pid 360] <... rmdir resumed>) = 0 [pid 1058] write(3, "1000", 4) = 4 [pid 1058] close(3) = 0 [pid 1058] symlink("/dev/binderfs", "./binderfs" [pid 362] <... rmdir resumed>) = 0 [pid 360] getdents64(3, [pid 361] <... rmdir resumed>) = 0 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] mkdir("./22", 0777 [pid 364] getdents64(3, [pid 361] mkdir("./21", 0777 [pid 360] close(3 [pid 1058] <... symlink resumed>) = 0 [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1058] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 1058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 360] <... close resumed>) = 0 [pid 1058] <... mmap resumed>) = 0x7f2c061bb000 [pid 1058] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1058] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] rmdir("./23" [pid 364] close(3 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 360] <... rmdir resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 360] mkdir("./24", 0777 [pid 1058] <... clone3 resumed> => {parent_tid=[1059]}, 88) = 1059 [pid 361] <... openat resumed>) = 3 [pid 1058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1059 attached [pid 1059] set_robust_list(0x7f2c061db9a0, 24 [pid 360] <... mkdir resumed>) = 0 [pid 364] rmdir("./21" [pid 362] <... openat resumed>) = 3 [pid 1059] <... set_robust_list resumed>) = 0 [pid 1059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1059] memfd_create("syzkaller", 0 [pid 364] <... rmdir resumed>) = 0 [pid 362] ioctl(3, LOOP_CLR_FD [pid 361] ioctl(3, LOOP_CLR_FD [pid 364] mkdir("./22", 0777 [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1059] <... memfd_create resumed>) = 3 [pid 1059] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 364] <... mkdir resumed>) = 0 [pid 362] close(3 [pid 361] close(3 [pid 360] <... openat resumed>) = 3 [pid 362] <... close resumed>) = 0 [pid 361] <... close resumed>) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 360] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] <... openat resumed>) = 3 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 1060 [pid 364] ioctl(3, LOOP_CLR_FD [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 1061 [pid 360] close(3 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] <... close resumed>) = 0 [pid 364] close(3 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] <... close resumed>) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 1062 [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 1063 ./strace-static-x86_64: Process 1060 attached [pid 1060] set_robust_list(0x5555565f2760, 24) = 0 [pid 1060] chdir("./22") = 0 [pid 1060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1060] setpgid(0, 0) = 0 [pid 1060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1060] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 1063 attached ./strace-static-x86_64: Process 1062 attached ./strace-static-x86_64: Process 1061 attached [pid 1059] 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"..., 1048576 [pid 1060] close(3) = 0 [pid 1060] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1062] set_robust_list(0x5555565f2760, 24) = 0 [pid 1062] chdir("./24" [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1062] <... chdir resumed>) = 0 [pid 1060] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1062] <... prctl resumed>) = 0 [pid 1062] setpgid(0, 0 [pid 1060] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1062] <... setpgid resumed>) = 0 [pid 1061] set_robust_list(0x5555565f2760, 24 [pid 1060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1061] <... set_robust_list resumed>) = 0 [pid 1061] chdir("./21" [pid 1062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1061] <... chdir resumed>) = 0 [pid 1061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1061] setpgid(0, 0 [pid 1060] <... clone3 resumed> => {parent_tid=[1064]}, 88) = 1064 [pid 1060] rt_sigprocmask(SIG_SETMASK, [], [pid 1061] <... setpgid resumed>) = 0 [pid 1062] write(3, "1000", 4 [pid 1061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1062] <... write resumed>) = 4 [pid 1062] close(3) = 0 [pid 1060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1060] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] symlink("/dev/binderfs", "./binderfs" [pid 1060] <... futex resumed>) = 0 [pid 1062] <... symlink resumed>) = 0 [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1061] <... openat resumed>) = 3 [pid 1063] set_robust_list(0x5555565f2760, 24) = 0 [pid 1063] chdir("./22" [pid 1061] write(3, "1000", 4) = 4 [pid 1061] close(3) = 0 [pid 1063] <... chdir resumed>) = 0 [pid 1061] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] <... prctl resumed>) = 0 [pid 1062] <... futex resumed>) = 0 [pid 1063] setpgid(0, 0 [pid 1062] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1063] <... setpgid resumed>) = 0 [pid 1062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1062] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1063] <... openat resumed>) = 3 [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1061] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1063] write(3, "1000", 4 [pid 1061] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 1063] <... write resumed>) = 4 [pid 1061] <... mprotect resumed>) = 0 [pid 1063] close(3) = 0 [pid 1061] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 1065 attached ./strace-static-x86_64: Process 1064 attached [pid 1063] symlink("/dev/binderfs", "./binderfs" [pid 1065] set_robust_list(0x7f2c061db9a0, 24 [pid 1064] set_robust_list(0x7f2c061db9a0, 24 [pid 1063] <... symlink resumed>) = 0 [pid 1062] <... clone3 resumed> => {parent_tid=[1065]}, 88) = 1065 [pid 1062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1066]}, 88) = 1066 [pid 1061] rt_sigprocmask(SIG_SETMASK, [], [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1063] <... futex resumed>) = 0 [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1063] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1063] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1063] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1065] <... set_robust_list resumed>) = 0 [pid 1064] <... set_robust_list resumed>) = 0 [pid 1063] <... clone3 resumed> => {parent_tid=[1067]}, 88) = 1067 [pid 1063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1066 attached [pid 1066] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1066] memfd_create("syzkaller", 0 [pid 1064] rt_sigprocmask(SIG_SETMASK, [], [pid 1066] <... memfd_create resumed>) = 3 [pid 1064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1066] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1064] memfd_create("syzkaller", 0 [pid 1065] rt_sigprocmask(SIG_SETMASK, [], [pid 1064] <... memfd_create resumed>) = 3 [pid 1065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1065] memfd_create("syzkaller", 0 [pid 1064] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1065] <... memfd_create resumed>) = 3 [pid 1065] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1066] 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"..., 1048576) = 1048576 [pid 1066] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1066] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 1066] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 1066] close(3) = 0 [pid 1066] close(4./strace-static-x86_64: Process 1067 attached [pid 1067] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1067] memfd_create("syzkaller", 0) = 3 [pid 1067] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1067] 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"..., 1048576 [pid 1064] 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"..., 1048576 [pid 1059] <... write resumed>) = 1048576 [pid 1059] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1059] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1065] 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"..., 1048576 [pid 1067] <... write resumed>) = 1048576 [pid 1067] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1067] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1064] <... write resumed>) = 1048576 [pid 1064] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1064] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1065] <... write resumed>) = 1048576 [pid 1065] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1065] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1067] <... openat resumed>) = 4 [pid 1066] <... close resumed>) = 0 [pid 1059] <... openat resumed>) = 4 [pid 1059] ioctl(4, LOOP_SET_FD, 3 [pid 1067] ioctl(4, LOOP_SET_FD, 3 [pid 1066] mkdir("./file0", 0777) = 0 [pid 1066] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1064] <... openat resumed>) = 4 [pid 1064] ioctl(4, LOOP_SET_FD, 3 [pid 1065] <... openat resumed>) = 4 [pid 1064] <... ioctl resumed>) = 0 [pid 1065] ioctl(4, LOOP_SET_FD, 3 [pid 1064] close(3) = 0 [pid 1064] close(4 [pid 1059] <... ioctl resumed>) = 0 [pid 1059] close(3) = 0 [pid 1059] close(4 [pid 1067] <... ioctl resumed>) = 0 [pid 1067] close(3) = 0 [pid 1067] close(4 [pid 1059] <... close resumed>) = 0 [pid 1059] mkdir("./file0", 0777 [pid 1065] <... ioctl resumed>) = 0 [pid 1059] <... mkdir resumed>) = 0 [pid 1059] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1065] close(3) = 0 [pid 1065] close(4 [pid 1064] <... close resumed>) = 0 [pid 1064] mkdir("./file0", 0777) = 0 [pid 1064] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue") = 0 [pid 1064] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1064] chdir("./file0") = 0 [pid 1064] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1067] <... close resumed>) = 0 [pid 1067] mkdir("./file0", 0777) = 0 [pid 1067] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1059] <... mount resumed>) = 0 [pid 1059] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1059] chdir("./file0") = 0 [pid 1059] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1065] <... close resumed>) = 0 [pid 1065] mkdir("./file0", 0777 [pid 1064] <... openat resumed>) = 4 [pid 1059] <... openat resumed>) = 4 [pid 1059] ioctl(4, LOOP_CLR_FD) = 0 [pid 1065] <... mkdir resumed>) = 0 [pid 1059] close(4 [pid 1065] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1064] ioctl(4, LOOP_CLR_FD [pid 1059] <... close resumed>) = 0 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1064] <... ioctl resumed>) = 0 [pid 1059] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] <... futex resumed>) = 0 [pid 1067] <... mount resumed>) = 0 [pid 1059] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1064] close(4 [pid 1067] <... openat resumed>) = 3 [pid 1059] <... openat resumed>) = 4 [pid 1064] <... close resumed>) = 0 [pid 1064] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] chdir("./file0" [pid 1064] <... futex resumed>) = 1 [pid 1060] <... futex resumed>) = 0 [pid 1064] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1060] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... chdir resumed>) = 0 [pid 1060] <... futex resumed>) = 0 [pid 1059] <... futex resumed>) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1059] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1064] <... openat resumed>) = 4 [pid 1058] <... futex resumed>) = 0 [pid 1067] <... openat resumed>) = 4 [pid 1064] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... write resumed>) = 8 [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] <... futex resumed>) = 1 [pid 1060] <... futex resumed>) = 0 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1059] <... futex resumed>) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] <... write resumed>) = 8 [pid 1058] <... futex resumed>) = 0 [pid 1059] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1059] <... mmap resumed>) = 0x20000000 [pid 1064] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] ioctl(4, LOOP_CLR_FD [pid 1064] <... futex resumed>) = 1 [pid 1060] <... futex resumed>) = 0 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1060] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1067] <... ioctl resumed>) = 0 [pid 1060] <... futex resumed>) = 0 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] <... mmap resumed>) = 0x20000000 [pid 1058] <... futex resumed>) = 0 [pid 1067] close(4 [pid 1059] write(4, 0x200000c0, 120 [pid 1058] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... write resumed>) = 120 [pid 1058] <... futex resumed>) = 0 [pid 1064] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... close resumed>) = 0 [pid 1064] <... futex resumed>) = 1 [pid 1060] <... futex resumed>) = 0 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] write(4, 0x200000c0, 120 [pid 1060] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 0 [pid 1060] <... futex resumed>) = 0 [pid 1058] <... mmap resumed>) = 0x7f2c0619a000 [pid 1060] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 1060] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1083]}, 88) = 1083 [pid 1060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1060] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1060] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1064] <... write resumed>) = 120 [pid 1058] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 1083 attached [pid 1058] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1083] set_robust_list(0x7f2c061ba9a0, 24 [pid 1058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1083] <... set_robust_list resumed>) = 0 [pid 1083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1083] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1083] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... futex resumed>) = 0 [pid 1060] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1060] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1083] <... futex resumed>) = 1 [pid 1083] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1083] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... futex resumed>) = 0 [pid 1060] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... mount resumed>) = 0 [pid 1060] <... futex resumed>) = 0 [pid 1060] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... clone3 resumed> => {parent_tid=[1084]}, 88) = 1084 [pid 1066] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1064] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1058] rt_sigprocmask(SIG_SETMASK, [], [pid 1067] <... futex resumed>) = 1 [pid 1064] <... futex resumed>) = 0 [pid 1066] <... openat resumed>) = 3 [pid 1063] <... futex resumed>) = 0 [pid 1058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1067] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1066] chdir("./file0" [pid 1067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1063] <... futex resumed>) = 0 [pid 1058] <... futex resumed>) = 0 [pid 1067] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1066] <... chdir resumed>) = 0 [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1083] <... futex resumed>) = 1 [pid 1066] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1083] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1066] <... openat resumed>) = 4 [pid 1066] ioctl(4, LOOP_CLR_FD [pid 1083] <... socket resumed>) = 5 [pid 1083] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... futex resumed>) = 0 [pid 1066] <... ioctl resumed>) = 0 [pid 1060] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... openat resumed>) = 4 [pid 1060] <... futex resumed>) = 1 [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] close(4 [pid 1064] <... futex resumed>) = 0 [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1083] <... futex resumed>) = 1 [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1067] <... futex resumed>) = 1 [pid 1066] <... close resumed>) = 0 [pid 1063] <... futex resumed>) = 0 [pid 1067] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1063] <... futex resumed>) = 0 [pid 1066] <... futex resumed>) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1067] <... write resumed>) = 8 [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1061] <... futex resumed>) = 0 [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1084 attached [pid 1084] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1084] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1084] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... futex resumed>) = 0 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... futex resumed>) = 1 [pid 1084] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1059] <... futex resumed>) = 0 [pid 1059] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1066] <... openat resumed>) = 4 [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 1 [pid 1067] <... futex resumed>) = 1 [pid 1066] <... futex resumed>) = 1 [pid 1063] <... futex resumed>) = 0 [pid 1059] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1066] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1063] <... futex resumed>) = 0 [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1061] <... futex resumed>) = 0 [pid 1058] <... futex resumed>) = 0 [pid 1067] <... mmap resumed>) = 0x20000000 [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] <... futex resumed>) = 1 [pid 1058] <... futex resumed>) = 1 [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1059] <... futex resumed>) = 0 [pid 1059] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] <... futex resumed>) = 0 [pid 1067] <... futex resumed>) = 1 [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1067] write(4, 0x200000c0, 120 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1063] <... futex resumed>) = 0 [pid 1063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1067] <... write resumed>) = 120 [pid 1058] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] <... mmap resumed>) = 0x7f2c0619a000 [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1058] <... futex resumed>) = 0 [pid 1067] <... futex resumed>) = 0 [pid 1063] <... mprotect resumed>) = 0 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1058] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1066] <... futex resumed>) = 0 [pid 1063] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1067] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1063] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1066] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1066] <... write resumed>) = 8 [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1066] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... mmap resumed>) = 0x20000000 [pid 1061] <... futex resumed>) = 0 [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1066] <... futex resumed>) = 0 [pid 1061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1066] write(4, 0x200000c0, 120 [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... write resumed>) = 120 [pid 1061] <... futex resumed>) = 0 [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1061] <... futex resumed>) = 0 [pid 1066] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 1061] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1085]}, 88) = 1085 [pid 1061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1061] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1061] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] <... mount resumed>) = 0 [pid 1065] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1065] chdir("./file0") = 0 [pid 1065] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 1065] ioctl(4, LOOP_CLR_FD) = 0 [pid 1065] close(4) = 0 [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1062] <... futex resumed>) = 0 [pid 1065] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] <... openat resumed>) = 4 [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1065] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... write resumed>) = 8 [pid 1062] <... futex resumed>) = 0 [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] <... futex resumed>) = 0 [pid 1062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1062] <... futex resumed>) = 0 [pid 1065] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] <... mmap resumed>) = 0x20000000 [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1062] <... futex resumed>) = 0 [pid 1065] write(4, 0x200000c0, 120 [pid 1062] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... write resumed>) = 120 [pid 1062] <... futex resumed>) = 0 [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1065] <... futex resumed>) = 0 [pid 1062] <... mmap resumed>) = 0x7f2c0619a000 [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1062] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1087]}, 88) = 1087 [pid 1062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1062] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1062] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1060] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1060] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 1060] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1083] <... futex resumed>) = 0 [pid 1060] <... futex resumed>) = 1 [pid 1083] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1060] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1083] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1060] <... futex resumed>) = 0 [pid 1083] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 1087 attached ./strace-static-x86_64: Process 1086 attached [pid 1086] set_robust_list(0x7f2c061ba9a0, 24 [pid 1087] set_robust_list(0x7f2c061ba9a0, 24 [pid 1086] <... set_robust_list resumed>) = 0 [pid 1087] <... set_robust_list resumed>) = 0 [pid 1086] rt_sigprocmask(SIG_SETMASK, [], [pid 1087] rt_sigprocmask(SIG_SETMASK, [], [pid 1086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1087] write(4, NULL, 120 [pid 1086] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1087] <... write resumed>) = -1 EFAULT (Bad address) [pid 1087] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] <... futex resumed>) = 0 [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... futex resumed>) = 0 [pid 1062] <... futex resumed>) = 1 [pid 1065] ioctl(-1, ASHMEM_SET_SIZE [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1062] <... futex resumed>) = 0 [pid 1065] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] <... socket resumed>) = 5 [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1062] <... futex resumed>) = 0 [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1062] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1063] <... clone3 resumed> => {parent_tid=[1086]}, 88) = 1086 [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 47.771507][ T1064] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 47.789484][ T1059] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 47.795534][ T1064] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 ./strace-static-x86_64: Process 1085 attached [pid 1063] rt_sigprocmask(SIG_SETMASK, [], [pid 1058] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1058] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1084] <... futex resumed>) = 0 [pid 1058] <... futex resumed>) = 1 [pid 1084] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1058] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1084] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1084] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1058] <... futex resumed>) = 0 [pid 1084] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1085] set_robust_list(0x7f2c061ba9a0, 24 [pid 1063] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 47.828622][ T1065] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 47.830935][ T1064] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.830935][ T1064] [ 47.853478][ T1065] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 47.857583][ T1059] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 1087] <... futex resumed>) = 1 [pid 1085] <... set_robust_list resumed>) = 0 [pid 1063] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = 0 [pid 1061] <... futex resumed>) = 1 [pid 1066] ioctl(-1, ASHMEM_SET_SIZE [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1066] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1066] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1061] <... futex resumed>) = 0 [pid 1066] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1066] <... socket resumed>) = 5 [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1061] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1061] <... futex resumed>) = 0 [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1061] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1087] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1086] <... futex resumed>) = 0 [pid 1085] rt_sigprocmask(SIG_SETMASK, [], [pid 1063] <... futex resumed>) = 1 [pid 1062] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1086] write(4, NULL, 120 [pid 1085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1063] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1062] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 0 [pid 1086] <... write resumed>) = -1 EFAULT (Bad address) [pid 1085] write(4, NULL, 120 [pid 1062] <... futex resumed>) = 1 [pid 1087] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1086] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1085] <... write resumed>) = -1 EFAULT (Bad address) [pid 1062] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1087] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1086] <... futex resumed>) = 1 [pid 1085] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] <... futex resumed>) = 0 [pid 1087] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1086] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1085] <... futex resumed>) = 0 [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 1 [pid 1085] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1063] <... futex resumed>) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1087] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 0 [pid 1067] ioctl(-1, ASHMEM_SET_SIZE [pid 1061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1061] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1085] <... futex resumed>) = 0 [pid 1061] <... futex resumed>) = 1 [pid 1085] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1061] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1085] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1061] <... futex resumed>) = 0 [ 47.868273][ T1066] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 47.878107][ T1059] EXT4-fs (loop3): This should not happen!! Data will be lost [ 47.878107][ T1059] [ 47.896051][ T1064] EXT4-fs (loop2): Total free blocks count 0 [ 47.902797][ T1059] EXT4-fs (loop3): Total free blocks count 0 [ 47.908199][ T1064] EXT4-fs (loop2): Free/Dirty block details [ 47.913813][ T1059] EXT4-fs (loop3): Free/Dirty block details [pid 1085] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1067] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 1 [pid 1063] <... futex resumed>) = 0 [pid 1067] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [ 47.920860][ T1065] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.920860][ T1065] [ 47.925391][ T1059] EXT4-fs (loop3): free_blocks=2415919104 [ 47.935003][ T1064] EXT4-fs (loop2): free_blocks=2415919104 [ 47.940032][ T1059] EXT4-fs (loop3): dirty_blocks=16 [ 47.946616][ T1066] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 47.950660][ T1059] EXT4-fs (loop3): Block reservation details [ 47.963117][ T1065] EXT4-fs (loop0): Total free blocks count 0 [ 47.968464][ T1059] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=28000000} [pid 1067] <... socket resumed>) = 5 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1067] <... futex resumed>) = 1 [pid 1063] <... futex resumed>) = 0 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [ 47.974853][ T1064] EXT4-fs (loop2): dirty_blocks=16 [ 47.984588][ T1066] EXT4-fs (loop1): This should not happen!! Data will be lost [ 47.984588][ T1066] [ 47.985488][ T1064] EXT4-fs (loop2): Block reservation details [ 47.994856][ T1065] EXT4-fs (loop0): Free/Dirty block details [ 48.000812][ T1064] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 48.006082][ T1066] EXT4-fs (loop1): Total free blocks count 0 [ 48.017811][ T1065] EXT4-fs (loop0): free_blocks=2415919104 [ 48.017815][ T1066] EXT4-fs (loop1): Free/Dirty block details [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1067] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1063] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1064] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1064] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1064] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1064] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1063] <... futex resumed>) = 0 [pid 1060] exit_group(0 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1063] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1060] <... exit_group resumed>) = ? [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1083] <... futex resumed>) = ? [pid 1064] <... futex resumed>) = ? [pid 1083] +++ exited with 0 +++ [pid 1064] +++ exited with 0 +++ [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1065] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1065] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1065] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1065] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1060] +++ exited with 0 +++ [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1062] exit_group(0 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1062] <... exit_group resumed>) = ? [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1060, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 362] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 362] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 362] <... openat resumed>) = 3 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 362] newfstatat(3, "", [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 362] getdents64(3, [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 362] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 362] newfstatat(AT_FDCWD, "./22/binderfs", [pid 1059] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 362] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1059] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 362] unlink("./22/binderfs" [pid 1059] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 362] <... unlink resumed>) = 0 [pid 1059] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] exit_group(0 [pid 1059] <... futex resumed>) = ? [pid 1058] <... exit_group resumed>) = ? [pid 362] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1059] +++ exited with 0 +++ [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [ 48.017826][ T1066] EXT4-fs (loop1): free_blocks=2415919104 [ 48.023416][ T1065] EXT4-fs (loop0): dirty_blocks=16 [ 48.029297][ T1066] EXT4-fs (loop1): dirty_blocks=16 [ 48.037749][ T1065] EXT4-fs (loop0): Block reservation details [ 48.040278][ T1066] EXT4-fs (loop1): Block reservation details [ 48.045264][ T1065] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 48.050870][ T1066] EXT4-fs (loop1): i_reserved_data_blocks=1 [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1066] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1066] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1066] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1061] exit_group(0) = ? [pid 1066] +++ exited with 0 +++ [pid 1065] <... futex resumed>) = ? [pid 1065] +++ exited with 0 +++ [pid 1087] <... futex resumed>) = ? [pid 1087] +++ exited with 0 +++ [pid 1062] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1062, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 360] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./24/binderfs") = 0 [pid 360] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1084] <... futex resumed>) = ? [pid 1084] +++ exited with 0 +++ [pid 1058] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1058, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 363] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./22/binderfs") = 0 [pid 363] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1085] <... futex resumed>) = ? [pid 1085] +++ exited with 0 +++ [pid 1061] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1061, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 361] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 361] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 361] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./21/binderfs") = 0 [pid 361] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1063] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1063] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1086] <... futex resumed>) = 0 [pid 1086] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1086] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1063] <... futex resumed>) = 0 [ 48.061894][ T1067] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 48.061945][ T1067] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 48.094053][ T1067] EXT4-fs (loop4): This should not happen!! Data will be lost [ 48.094053][ T1067] [ 48.103533][ T1067] EXT4-fs (loop4): Total free blocks count 0 [ 48.109282][ T1067] EXT4-fs (loop4): Free/Dirty block details [ 48.115087][ T1067] EXT4-fs (loop4): free_blocks=2415919104 [ 48.120584][ T1067] EXT4-fs (loop4): dirty_blocks=16 [pid 1086] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1067] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1067] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1067] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1067] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1063] exit_group(0 [pid 1067] <... futex resumed>) = ? [pid 1086] <... futex resumed>) = 231 [pid 1063] <... exit_group resumed>) = ? [pid 1086] +++ exited with 0 +++ [pid 1067] +++ exited with 0 +++ [pid 1063] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1063, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 364] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./22/binderfs") = 0 [ 48.125489][ T1067] EXT4-fs (loop4): Block reservation details [ 48.131353][ T1067] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 364] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 362] <... umount2 resumed>) = 0 [pid 362] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./22/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./22/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./22") = 0 [pid 362] mkdir("./23", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 360] <... umount2 resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 362] close(3) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] <... umount2 resumed>) = 0 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 1089 [pid 363] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./22/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", [pid 361] <... umount2 resumed>) = 0 [pid 360] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./24/file0", [pid 361] newfstatat(AT_FDCWD, "./21/file0", [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1089 attached [pid 361] umount2("./21/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./21/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] <... openat resumed>) = 4 [pid 361] newfstatat(4, "", [pid 360] newfstatat(4, "", [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, [pid 360] getdents64(4, [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, [pid 360] getdents64(4, [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4 [pid 360] close(4 [pid 361] <... close resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 361] rmdir("./21/file0" [pid 360] rmdir("./24/file0" [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, [pid 361] <... rmdir resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(3, [pid 360] <... rmdir resumed>) = 0 [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] getdents64(3, [pid 363] getdents64(4, [pid 361] close(3 [pid 360] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 1089] set_robust_list(0x5555565f2760, 24 [pid 364] <... umount2 resumed>) = 0 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] <... close resumed>) = 0 [pid 360] close(3 [pid 1089] <... set_robust_list resumed>) = 0 [pid 364] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] rmdir("./21" [pid 360] <... close resumed>) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./22/file0" [pid 1089] chdir("./23" [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... rmdir resumed>) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 360] rmdir("./24" [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./22" [pid 360] <... rmdir resumed>) = 0 [pid 361] mkdir("./22", 0777 [pid 360] mkdir("./25", 0777 [pid 363] <... rmdir resumed>) = 0 [pid 363] mkdir("./23", 0777 [pid 360] <... mkdir resumed>) = 0 [pid 363] <... mkdir resumed>) = 0 [pid 361] <... mkdir resumed>) = 0 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3 [pid 1089] <... chdir resumed>) = 0 [pid 364] newfstatat(AT_FDCWD, "./22/file0", [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 360] <... openat resumed>) = 3 [pid 363] <... close resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 360] ioctl(3, LOOP_CLR_FD [pid 361] ioctl(3, LOOP_CLR_FD [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 1090 [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 360] close(3./strace-static-x86_64: Process 1090 attached [pid 361] close(3 [pid 1089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... close resumed>) = 0 [pid 1089] <... prctl resumed>) = 0 [pid 364] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... close resumed>) = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1089] setpgid(0, 0 [pid 364] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1089] <... setpgid resumed>) = 0 [pid 364] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 1091 [pid 1089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... openat resumed>) = 4 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 1092 [pid 1089] <... openat resumed>) = 3 [pid 364] newfstatat(4, "", [pid 1089] write(3, "1000", 4 [pid 364] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1089] <... write resumed>) = 4 [pid 364] getdents64(4, [pid 1089] close(3 [pid 364] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 1089] <... close resumed>) = 0 [pid 364] getdents64(4, [pid 1089] symlink("/dev/binderfs", "./binderfs" [pid 364] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 1090] set_robust_list(0x5555565f2760, 24 [pid 1089] <... symlink resumed>) = 0 [pid 364] close(4 [pid 1090] <... set_robust_list resumed>) = 0 [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... close resumed>) = 0 [pid 1090] chdir("./23" [pid 1089] <... futex resumed>) = 0 [pid 364] rmdir("./22/file0" [pid 1090] <... chdir resumed>) = 0 [pid 1089] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 364] <... rmdir resumed>) = 0 [pid 1090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1089] <... rt_sigaction resumed>NULL, 8) = 0 [pid 364] getdents64(3, [pid 1090] <... prctl resumed>) = 0 [pid 1089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 364] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 1090] setpgid(0, 0 [pid 1089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] close(3 [pid 1090] <... setpgid resumed>) = 0 [pid 1089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 364] <... close resumed>) = 0 [pid 1090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1089] <... mmap resumed>) = 0x7f2c061bb000 [pid 364] rmdir("./22" [pid 1090] <... openat resumed>) = 3 [pid 1089] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 364] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1092 attached ./strace-static-x86_64: Process 1091 attached [pid 1090] write(3, "1000", 4 [pid 1089] <... mprotect resumed>) = 0 [pid 364] mkdir("./23", 0777 [pid 1092] set_robust_list(0x5555565f2760, 24 [pid 1091] set_robust_list(0x5555565f2760, 24 [pid 1090] <... write resumed>) = 4 [pid 1089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 364] <... mkdir resumed>) = 0 [pid 1092] <... set_robust_list resumed>) = 0 [pid 1091] <... set_robust_list resumed>) = 0 [pid 1090] close(3 [pid 1089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 364] <... openat resumed>) = 3 [pid 1091] chdir("./25" [pid 1090] <... close resumed>) = 0 [pid 364] ioctl(3, LOOP_CLR_FD [pid 1092] chdir("./22" [pid 1091] <... chdir resumed>) = 0 [pid 1090] symlink("/dev/binderfs", "./binderfs" [pid 1089] <... clone3 resumed> => {parent_tid=[1093]}, 88) = 1093 [pid 364] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 1089] rt_sigprocmask(SIG_SETMASK, [], [pid 364] close(3 [pid 1091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] <... close resumed>) = 0 [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1089] <... futex resumed>) = 0 [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 1094 ./strace-static-x86_64: Process 1094 attached [pid 1094] set_robust_list(0x5555565f2760, 24) = 0 [pid 1094] chdir("./23") = 0 [pid 1094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1094] setpgid(0, 0) = 0 [pid 1094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1091] <... prctl resumed>) = 0 [pid 1091] setpgid(0, 0 [pid 1094] <... openat resumed>) = 3 [pid 1091] <... setpgid resumed>) = 0 [pid 1091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1094] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 1093 attached [pid 1091] <... openat resumed>) = 3 [pid 1093] set_robust_list(0x7f2c061db9a0, 24 [pid 1094] close(3) = 0 [pid 1093] <... set_robust_list resumed>) = 0 [pid 1093] rt_sigprocmask(SIG_SETMASK, [], [pid 1094] symlink("/dev/binderfs", "./binderfs" [pid 1090] <... symlink resumed>) = 0 [pid 1091] write(3, "1000", 4 [pid 1093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1091] <... write resumed>) = 4 [pid 1091] close(3 [pid 1093] memfd_create("syzkaller", 0 [pid 1091] <... close resumed>) = 0 [pid 1091] symlink("/dev/binderfs", "./binderfs" [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] <... memfd_create resumed>) = 3 [pid 1091] <... symlink resumed>) = 0 [pid 1090] <... futex resumed>) = 0 [pid 1094] <... symlink resumed>) = 0 [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 1093] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1094] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1094] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1094] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1094] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1094] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1095]}, 88) = 1095 [pid 1094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1091] <... futex resumed>) = 0 [pid 1090] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1092] <... chdir resumed>) = 0 [pid 1091] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 1090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1091] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1092] <... prctl resumed>) = 0 [pid 1093] 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"..., 1048576 [pid 1092] setpgid(0, 0 [pid 1091] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1090] <... mmap resumed>) = 0x7f2c061bb000 [pid 1092] <... setpgid resumed>) = 0 [pid 1091] <... mmap resumed>) = 0x7f2c061bb000 [pid 1090] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 1092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1091] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 1090] <... mprotect resumed>) = 0 [pid 1091] <... mprotect resumed>) = 0 [pid 1090] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 1095 attached [pid 1091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1095] set_robust_list(0x7f2c061db9a0, 24 [pid 1091] <... clone3 resumed> => {parent_tid=[1096]}, 88) = 1096 [pid 1095] <... set_robust_list resumed>) = 0 [pid 1092] <... openat resumed>) = 3 [pid 1091] rt_sigprocmask(SIG_SETMASK, [], [pid 1090] <... clone3 resumed> => {parent_tid=[1097]}, 88) = 1097 [pid 1091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1092] write(3, "1000", 4 [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] rt_sigprocmask(SIG_SETMASK, [], [pid 1092] <... write resumed>) = 4 [pid 1091] <... futex resumed>) = 0 [pid 1090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1095] rt_sigprocmask(SIG_SETMASK, [], [pid 1092] close(3 [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] <... close resumed>) = 0 [pid 1090] <... futex resumed>) = 0 [pid 1095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1092] symlink("/dev/binderfs", "./binderfs" [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1095] memfd_create("syzkaller", 0) = 3 ./strace-static-x86_64: Process 1097 attached ./strace-static-x86_64: Process 1096 attached [pid 1092] <... symlink resumed>) = 0 [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1092] <... futex resumed>) = 0 [pid 1095] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1092] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 1097] set_robust_list(0x7f2c061db9a0, 24 [pid 1096] set_robust_list(0x7f2c061db9a0, 24 [pid 1092] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1097] <... set_robust_list resumed>) = 0 [pid 1096] <... set_robust_list resumed>) = 0 [pid 1092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1097] rt_sigprocmask(SIG_SETMASK, [], [pid 1096] rt_sigprocmask(SIG_SETMASK, [], [pid 1092] <... mmap resumed>) = 0x7f2c061bb000 [pid 1092] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1093] <... write resumed>) = 1048576 [pid 1092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1098]}, 88) = 1098 [pid 1092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1096] memfd_create("syzkaller", 0 [pid 1093] munmap(0x7f2bfddbb000, 138412032 [pid 1097] memfd_create("syzkaller", 0 [pid 1096] <... memfd_create resumed>) = 3 [pid 1097] <... memfd_create resumed>) = 3 [pid 1096] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1093] <... munmap resumed>) = 0 [pid 1093] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 1096] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1097] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1093] ioctl(4, LOOP_SET_FD, 3 [pid 1097] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1095] 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"..., 1048576./strace-static-x86_64: Process 1098 attached [pid 1098] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1098] memfd_create("syzkaller", 0) = 3 [pid 1093] <... ioctl resumed>) = 0 [pid 1093] close(3) = 0 [pid 1093] close(4 [pid 1098] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1095] <... write resumed>) = 1048576 [pid 1095] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1095] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1096] 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"..., 1048576 [pid 1098] 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"..., 1048576 [pid 1097] 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"..., 1048576 [pid 1098] <... write resumed>) = 1048576 [pid 1098] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1098] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1096] <... write resumed>) = 1048576 [pid 1096] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1096] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1097] <... write resumed>) = 1048576 [pid 1097] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1097] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1098] <... openat resumed>) = 4 [pid 1096] <... openat resumed>) = 4 [pid 1095] <... openat resumed>) = 4 [pid 1093] <... close resumed>) = 0 [pid 1097] <... openat resumed>) = 4 [pid 1097] ioctl(4, LOOP_SET_FD, 3 [pid 1098] ioctl(4, LOOP_SET_FD, 3 [pid 1096] ioctl(4, LOOP_SET_FD, 3 [pid 1095] ioctl(4, LOOP_SET_FD, 3 [pid 1093] mkdir("./file0", 0777) = 0 [pid 1097] <... ioctl resumed>) = 0 [pid 1097] close(3) = 0 [pid 1097] close(4 [pid 1093] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1095] <... ioctl resumed>) = 0 [pid 1095] close(3) = 0 [pid 1098] <... ioctl resumed>) = 0 [pid 1095] close(4 [pid 1098] close(3) = 0 [pid 1098] close(4 [pid 1096] <... ioctl resumed>) = 0 [pid 1096] close(3) = 0 [pid 1096] close(4 [pid 1095] <... close resumed>) = 0 [pid 1095] mkdir("./file0", 0777) = 0 [pid 1095] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1098] <... close resumed>) = 0 [pid 1097] <... close resumed>) = 0 [pid 1098] mkdir("./file0", 0777 [pid 1097] mkdir("./file0", 0777 [pid 1098] <... mkdir resumed>) = 0 [pid 1097] <... mkdir resumed>) = 0 [pid 1098] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1097] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1093] <... mount resumed>) = 0 [pid 1093] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1093] chdir("./file0") = 0 [pid 1093] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1096] <... close resumed>) = 0 [pid 1093] <... openat resumed>) = 4 [pid 1096] mkdir("./file0", 0777) = 0 [pid 1093] ioctl(4, LOOP_CLR_FD [pid 1096] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1095] <... mount resumed>) = 0 [pid 1098] <... mount resumed>) = 0 [pid 1098] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1095] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1095] chdir("./file0") = 0 [pid 1095] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1098] <... openat resumed>) = 3 [pid 1098] chdir("./file0") = 0 [pid 1098] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1095] <... openat resumed>) = 4 [pid 1095] ioctl(4, LOOP_CLR_FD) = 0 [pid 1095] close(4) = 0 [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1098] <... openat resumed>) = 4 [pid 1094] <... futex resumed>) = 0 [pid 1093] <... ioctl resumed>) = 0 [pid 1098] ioctl(4, LOOP_CLR_FD) = 0 [pid 1098] close(4) = 0 [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1092] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1092] <... futex resumed>) = 0 [pid 1098] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] close(4 [pid 1095] <... futex resumed>) = 0 [pid 1098] <... openat resumed>) = 4 [pid 1094] <... futex resumed>) = 1 [pid 1093] <... close resumed>) = 0 [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1098] <... futex resumed>) = 1 [pid 1095] <... openat resumed>) = 4 [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1093] <... futex resumed>) = 1 [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] <... futex resumed>) = 0 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1095] <... futex resumed>) = 0 [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1092] <... futex resumed>) = 0 [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1095] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1094] <... futex resumed>) = 0 [pid 1093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1098] <... write resumed>) = 8 [pid 1095] <... write resumed>) = 8 [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1093] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] <... futex resumed>) = 1 [pid 1095] <... futex resumed>) = 0 [pid 1092] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] <... futex resumed>) = 0 [pid 1093] <... openat resumed>) = 4 [pid 1092] <... futex resumed>) = 0 [pid 1098] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1095] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... mmap resumed>) = 0x20000000 [pid 1095] <... mmap resumed>) = 0x20000000 [pid 1093] <... futex resumed>) = 1 [pid 1089] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 1 [pid 1095] <... futex resumed>) = 1 [pid 1094] <... futex resumed>) = 0 [pid 1093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1092] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] <... futex resumed>) = 0 [pid 1093] <... write resumed>) = 8 [pid 1092] <... futex resumed>) = 0 [pid 1098] write(4, 0x200000c0, 120 [pid 1095] write(4, 0x200000c0, 120 [pid 1094] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... write resumed>) = 120 [pid 1095] <... write resumed>) = 120 [pid 1094] <... futex resumed>) = 0 [pid 1093] <... futex resumed>) = 1 [pid 1092] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1093] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 0 [pid 1095] <... futex resumed>) = 0 [pid 1094] <... mmap resumed>) = 0x7f2c0619a000 [pid 1093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1092] <... mmap resumed>) = 0x7f2c0619a000 [pid 1089] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1093] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1092] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1094] <... mprotect resumed>) = 0 [pid 1092] <... mprotect resumed>) = 0 [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1094] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1092] <... clone3 resumed> => {parent_tid=[1113]}, 88) = 1113 [pid 1094] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1093] <... mmap resumed>) = 0x20000000 [pid 1092] rt_sigprocmask(SIG_SETMASK, [], [pid 1094] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1093] <... futex resumed>) = 1 [pid 1092] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] <... futex resumed>) = 0 [pid 1094] <... clone3 resumed> => {parent_tid=[1114]}, 88) = 1114 [pid 1093] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1092] <... futex resumed>) = 0 [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] rt_sigprocmask(SIG_SETMASK, [], [pid 1093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1092] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1093] write(4, 0x200000c0, 120 [pid 1094] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 1113 attached [pid 1093] <... write resumed>) = 120 [pid 1089] <... futex resumed>) = 0 [pid 1094] <... futex resumed>) = 0 [pid 1113] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1113] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1113] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1092] <... futex resumed>) = 0 [pid 1094] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... mmap resumed>) = 0x7f2c0619a000 [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = 0 [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] <... futex resumed>) = 1 [pid 1089] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1098] ioctl(-1, ASHMEM_SET_SIZE [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1092] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1092] <... futex resumed>) = 0 [pid 1098] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... socket resumed>) = 5 [pid 1097] <... mount resumed>) = 0 [pid 1093] <... futex resumed>) = 0 [pid 1089] <... mprotect resumed>) = 0 [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1097] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1092] <... futex resumed>) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1093] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1097] <... openat resumed>) = 3 [pid 1092] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1097] chdir("./file0" [pid 1092] <... futex resumed>) = 0 [pid 1089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1097] <... chdir resumed>) = 0 [pid 1092] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1097] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1097] <... openat resumed>) = 4 [pid 1089] <... clone3 resumed> => {parent_tid=[1115]}, 88) = 1115 [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1097] ioctl(4, LOOP_CLR_FD [pid 1089] rt_sigprocmask(SIG_SETMASK, [], [pid 1113] <... futex resumed>) = 1 [pid 1113] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 1115 attached [pid 1115] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1115] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 1114 attached [pid 1114] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1114] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1114] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] <... futex resumed>) = 0 [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] <... futex resumed>) = 0 [pid 1094] <... futex resumed>) = 1 [pid 1095] ioctl(-1, ASHMEM_SET_SIZE [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1095] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1094] <... futex resumed>) = 0 [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] <... futex resumed>) = 0 [pid 1095] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1095] <... socket resumed>) = 5 [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1094] <... futex resumed>) = 0 [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] <... futex resumed>) = 0 [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1094] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1097] <... ioctl resumed>) = 0 [pid 1089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1114] <... futex resumed>) = 1 [pid 1114] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1097] close(4 [pid 1096] <... mount resumed>) = 0 [pid 1089] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1115] <... futex resumed>) = 0 [pid 1097] <... close resumed>) = 0 [pid 1089] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] write(4, NULL, 120 [pid 1096] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1115] <... write resumed>) = -1 EFAULT (Bad address) [pid 1097] <... futex resumed>) = 1 [pid 1096] <... openat resumed>) = 3 [pid 1090] <... futex resumed>) = 0 [pid 1097] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1115] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] chdir("./file0" [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] <... futex resumed>) = 1 [pid 1096] <... chdir resumed>) = 0 [pid 1090] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 0 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1096] <... openat resumed>) = 4 [pid 1093] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 1 [pid 1096] ioctl(4, LOOP_CLR_FD) = 0 [pid 1096] close(4) = 0 [pid 1093] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] <... openat resumed>) = 4 [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1091] <... futex resumed>) = 0 [pid 1096] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... openat resumed>) = 4 [pid 1093] <... futex resumed>) = 0 [pid 1091] <... futex resumed>) = 0 [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] <... futex resumed>) = 1 [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] <... futex resumed>) = 0 [pid 1097] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1096] <... futex resumed>) = 0 [pid 1093] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] <... futex resumed>) = 0 [pid 1097] <... write resumed>) = 8 [pid 1096] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... write resumed>) = 8 [pid 1093] <... socket resumed>) = 5 [pid 1091] <... futex resumed>) = 0 [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] <... futex resumed>) = 0 [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1097] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] <... futex resumed>) = 0 [pid 1093] <... futex resumed>) = 0 [pid 1091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1089] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1096] <... mmap resumed>) = 0x20000000 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1091] <... futex resumed>) = 0 [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1097] <... mmap resumed>) = 0x20000000 [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 48.790637][ T1098] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 48.797266][ T1095] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 1089] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 0 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1097] <... futex resumed>) = 1 [pid 1096] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1091] <... futex resumed>) = 0 [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] write(4, 0x200000c0, 120 [pid 1091] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1096] <... write resumed>) = 120 [pid 1091] <... futex resumed>) = 0 [pid 1090] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1090] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = 0 [pid 1091] <... mmap resumed>) = 0x7f2c0619a000 [pid 1090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1096] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1091] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1090] <... mmap resumed>) = 0x7f2c0619a000 [pid 1091] <... mprotect resumed>) = 0 [pid 1090] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1090] <... mprotect resumed>) = 0 [pid 1091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1091] <... clone3 resumed> => {parent_tid=[1117]}, 88) = 1117 [pid 1091] rt_sigprocmask(SIG_SETMASK, [], [pid 1090] <... clone3 resumed> => {parent_tid=[1118]}, 88) = 1118 [pid 1091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1090] rt_sigprocmask(SIG_SETMASK, [], [pid 1091] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1091] <... futex resumed>) = 0 [pid 1090] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1091] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] <... futex resumed>) = 0 [pid 1090] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1117 attached [pid 1117] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1117] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1117] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1117] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1091] <... futex resumed>) = 0 [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 0 [pid 1091] <... futex resumed>) = 1 [pid 1096] ioctl(-1, ASHMEM_SET_SIZE [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1091] <... futex resumed>) = 0 [pid 1096] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1091] <... futex resumed>) = 0 [pid 1096] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] <... socket resumed>) = 5 [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1091] <... futex resumed>) = 0 [pid 1096] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1091] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1091] <... futex resumed>) = 0 [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1091] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 1118 attached [pid 1097] write(4, 0x200000c0, 120 [pid 1094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1092] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1094] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1092] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] <... futex resumed>) = 0 [pid 1113] <... futex resumed>) = 0 [pid 1094] <... futex resumed>) = 1 [pid 1092] <... futex resumed>) = 1 [pid 1114] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1113] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1094] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1092] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1114] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] <... futex resumed>) = 1 [pid 1113] <... futex resumed>) = 1 [pid 1094] <... futex resumed>) = 0 [pid 1092] <... futex resumed>) = 0 [pid 1114] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1113] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1117] <... futex resumed>) = 1 [ 48.829902][ T1093] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 48.834107][ T1096] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 48.857086][ T1098] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 48.860854][ T1095] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 1117] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1118] set_robust_list(0x7f2c061ba9a0, 24 [pid 1097] <... write resumed>) = 120 [pid 1091] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1118] <... set_robust_list resumed>) = 0 [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] rt_sigprocmask(SIG_SETMASK, [], [pid 1097] <... futex resumed>) = 0 [pid 1090] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 1 [pid 1118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1097] ioctl(-1, ASHMEM_SET_SIZE [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1118] write(4, NULL, 120 [pid 1097] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1118] <... write resumed>) = -1 EFAULT (Bad address) [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] <... futex resumed>) = 1 [pid 1090] <... futex resumed>) = 0 [pid 1118] <... futex resumed>) = 0 [pid 1097] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1097] <... socket resumed>) = 5 [pid 1090] <... futex resumed>) = 0 [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] <... futex resumed>) = 0 [pid 1090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1090] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1090] <... futex resumed>) = 0 [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1090] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1115] <... futex resumed>) = 0 [pid 1091] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1117] <... futex resumed>) = 0 [pid 1115] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1091] <... futex resumed>) = 1 [ 48.877311][ T1093] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 48.892776][ T1095] EXT4-fs (loop4): This should not happen!! Data will be lost [ 48.892776][ T1095] [ 48.900214][ T1097] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 48.905367][ T1095] EXT4-fs (loop4): Total free blocks count 0 [ 48.920364][ T1096] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [pid 1117] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1115] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1090] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] <... futex resumed>) = 0 [pid 1090] <... futex resumed>) = 1 [pid 1118] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1090] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1118] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1090] <... futex resumed>) = 0 [pid 1118] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1117] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1117] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] <... futex resumed>) = 0 [ 48.925391][ T1098] EXT4-fs (loop1): This should not happen!! Data will be lost [ 48.925391][ T1098] [ 48.937928][ T1097] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 48.947437][ T1095] EXT4-fs (loop4): Free/Dirty block details [ 48.960806][ T1096] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.960806][ T1096] [ 48.964808][ T1093] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.964808][ T1093] [ 48.974568][ T1096] EXT4-fs (loop0): Total free blocks count 0 [pid 1117] <... futex resumed>) = 1 [pid 1115] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1091] <... futex resumed>) = 0 [ 48.983576][ T1098] EXT4-fs (loop1): Total free blocks count 0 [ 48.989809][ T1097] EXT4-fs (loop3): This should not happen!! Data will be lost [ 48.989809][ T1097] [ 48.995278][ T1095] EXT4-fs (loop4): free_blocks=2415919104 [ 49.005267][ T1097] EXT4-fs (loop3): Total free blocks count 0 [ 49.010139][ T1096] EXT4-fs (loop0): Free/Dirty block details [ 49.016491][ T1097] EXT4-fs (loop3): Free/Dirty block details [ 49.021731][ T1093] EXT4-fs (loop2): Total free blocks count 0 [ 49.027536][ T1097] EXT4-fs (loop3): free_blocks=2415919104 [pid 1117] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1097] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1097] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1097] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1097] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1090] exit_group(0 [pid 1118] <... futex resumed>) = ? [pid 1090] <... exit_group resumed>) = ? [pid 1118] +++ exited with 0 +++ [pid 1097] <... futex resumed>) = ? [pid 1097] +++ exited with 0 +++ [pid 1090] +++ exited with 0 +++ [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1090, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [ 49.033085][ T1095] EXT4-fs (loop4): dirty_blocks=16 [ 49.038914][ T1097] EXT4-fs (loop3): dirty_blocks=16 [ 49.043612][ T1098] EXT4-fs (loop1): Free/Dirty block details [ 49.048988][ T1097] EXT4-fs (loop3): Block reservation details [ 49.054403][ T1096] EXT4-fs (loop0): free_blocks=2415919104 [ 49.060458][ T1097] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 49.065726][ T1093] EXT4-fs (loop2): Free/Dirty block details [ 49.077627][ T1095] EXT4-fs (loop4): Block reservation details [ 49.084230][ T1098] EXT4-fs (loop1): free_blocks=2415919104 [pid 363] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 363] <... openat resumed>) = 3 [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1095] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1095] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1095] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1095] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 363] newfstatat(3, "", [pid 1094] exit_group(0 [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1114] <... futex resumed>) = ? [pid 1094] <... exit_group resumed>) = ? [pid 363] getdents64(3, [pid 1114] +++ exited with 0 +++ [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./23/binderfs") = 0 [pid 363] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1096] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1096] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1096] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1091] exit_group(0 [pid 1117] <... futex resumed>) = ? [pid 1091] <... exit_group resumed>) = ? [pid 1117] +++ exited with 0 +++ [ 49.089884][ T1098] EXT4-fs (loop1): dirty_blocks=16 [ 49.094920][ T1096] EXT4-fs (loop0): dirty_blocks=16 [ 49.099782][ T1096] EXT4-fs (loop0): Block reservation details [ 49.105801][ T1098] EXT4-fs (loop1): Block reservation details [ 49.110649][ T1095] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 49.111849][ T1096] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 49.122704][ T1093] EXT4-fs (loop2): free_blocks=2415919104 [ 49.123762][ T1098] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 49.131967][ T1093] EXT4-fs (loop2): dirty_blocks=16 [pid 1095] <... futex resumed>) = ? [pid 1096] <... futex resumed>) = ? [pid 1096] +++ exited with 0 +++ [pid 1091] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1091, si_uid=0, si_status=0, si_utime=1, si_stime=10} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./25/binderfs") = 0 [pid 360] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1098] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1098] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1098] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1098] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] +++ exited with 0 +++ [pid 1094] +++ exited with 0 +++ [pid 1092] exit_group(0 [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1094, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 1113] <... futex resumed>) = ? [pid 1092] <... exit_group resumed>) = ? [pid 1113] +++ exited with 0 +++ [pid 1098] <... futex resumed>) = ? [pid 364] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./23/binderfs" [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 364] <... unlink resumed>) = 0 [pid 364] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1098] +++ exited with 0 +++ [pid 1092] +++ exited with 0 +++ [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1092, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 361] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 361] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 361] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 361] <... openat resumed>) = 3 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 361] newfstatat(3, "", [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 361] getdents64(3, [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 361] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./22/binderfs", [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] unlink("./22/binderfs" [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 361] <... unlink resumed>) = 0 [pid 361] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1093] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1093] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1093] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1093] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1089] exit_group(0 [pid 1115] <... futex resumed>) = ? [pid 1093] <... futex resumed>) = ? [pid 1089] <... exit_group resumed>) = ? [pid 1115] +++ exited with 0 +++ [pid 1093] +++ exited with 0 +++ [pid 1089] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1089, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 362] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./23/binderfs") = 0 [pid 362] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... umount2 resumed>) = 0 [pid 360] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./25/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] umount2("./25/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./25/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 360] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 360] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 360] close(4) = 0 [pid 360] rmdir("./25/file0") = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 360] close(3) = 0 [pid 360] rmdir("./25") = 0 [pid 360] mkdir("./26", 0777) = 0 [ 49.140233][ T1093] EXT4-fs (loop2): Block reservation details [ 49.147248][ T1093] EXT4-fs (loop2): i_reserved_data_blocks=1 [pid 360] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 363] <... umount2 resumed>) = 0 [pid 360] <... openat resumed>) = 3 [pid 363] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./23/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 363] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4) = 0 [pid 363] rmdir("./23/file0") = 0 [pid 360] ioctl(3, LOOP_CLR_FD [pid 363] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3) = 0 [pid 363] rmdir("./23") = 0 [pid 363] mkdir("./24", 0777) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 363] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 363] close(3) = 0 [pid 360] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... umount2 resumed>) = 0 [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 1120 ./strace-static-x86_64: Process 1120 attached [pid 1120] set_robust_list(0x5555565f2760, 24) = 0 [pid 1120] chdir("./24") = 0 [pid 1120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1120] setpgid(0, 0) = 0 [pid 1120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1120] write(3, "1000", 4) = 4 [pid 1120] close(3) = 0 [pid 1120] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1120] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 362] <... umount2 resumed>) = 0 [pid 360] close(3 [pid 1120] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1120] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1120] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1120] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1121]}, 88) = 1121 [pid 1120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1121 attached [pid 1121] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1121] memfd_create("syzkaller", 0) = 3 [pid 1121] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 364] <... umount2 resumed>) = 0 [pid 362] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... close resumed>) = 0 [pid 364] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./23/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 364] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 364] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 364] close(4) = 0 [pid 364] rmdir("./23/file0") = 0 [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 364] close(3) = 0 [pid 364] rmdir("./23") = 0 [pid 364] mkdir("./24", 0777 [pid 361] newfstatat(AT_FDCWD, "./22/file0", [pid 362] newfstatat(AT_FDCWD, "./23/file0", [pid 364] <... mkdir resumed>) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... clone resumed>, child_tidptr=0x5555565f2750) = 1122 [pid 364] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 364] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 364] close(3) = 0 [pid 364] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] umount2("./22/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... clone resumed>, child_tidptr=0x5555565f2750) = 1123 [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./23/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 361] openat(AT_FDCWD, "./22/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 362] <... openat resumed>) = 4 [pid 361] <... openat resumed>) = 4 [pid 362] newfstatat(4, "", [pid 361] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 361] getdents64(4, [pid 362] getdents64(4, [pid 361] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 361] getdents64(4, [pid 362] getdents64(4, [pid 361] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] <... getdents64 resumed>0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 361] close(4 [pid 362] close(4 [pid 361] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 361] rmdir("./22/file0" [pid 362] rmdir("./23/file0" [pid 361] <... rmdir resumed>) = 0 [pid 362] <... rmdir resumed>) = 0 [pid 361] getdents64(3, ./strace-static-x86_64: Process 1123 attached ./strace-static-x86_64: Process 1122 attached [pid 1121] 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"..., 1048576 [pid 362] getdents64(3, [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 1123] set_robust_list(0x5555565f2760, 24 [pid 1122] set_robust_list(0x5555565f2760, 24 [pid 362] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 361] close(3 [pid 1123] <... set_robust_list resumed>) = 0 [pid 362] close(3 [pid 361] <... close resumed>) = 0 [pid 1123] chdir("./24" [pid 362] <... close resumed>) = 0 [pid 361] rmdir("./22" [pid 1123] <... chdir resumed>) = 0 [pid 362] rmdir("./23" [pid 361] <... rmdir resumed>) = 0 [pid 1123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1122] <... set_robust_list resumed>) = 0 [pid 1121] <... write resumed>) = 1048576 [pid 362] <... rmdir resumed>) = 0 [pid 361] mkdir("./23", 0777 [pid 1123] <... prctl resumed>) = 0 [pid 1122] chdir("./26" [pid 1121] munmap(0x7f2bfddbb000, 138412032 [pid 362] mkdir("./24", 0777 [pid 361] <... mkdir resumed>) = 0 [pid 1123] setpgid(0, 0 [pid 1122] <... chdir resumed>) = 0 [pid 1121] <... munmap resumed>) = 0 [pid 362] <... mkdir resumed>) = 0 [pid 361] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 361] <... openat resumed>) = 3 [pid 1123] <... setpgid resumed>) = 0 [pid 1122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1121] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 362] <... openat resumed>) = 3 [pid 361] ioctl(3, LOOP_CLR_FD [pid 1123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] ioctl(3, LOOP_CLR_FD [pid 361] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 362] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 361] close(3 [pid 362] close(3 [pid 361] <... close resumed>) = 0 [pid 1123] <... openat resumed>) = 3 [pid 362] <... close resumed>) = 0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1123] write(3, "1000", 4 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1123] <... write resumed>) = 4 [pid 1122] <... prctl resumed>) = 0 [pid 361] <... clone resumed>, child_tidptr=0x5555565f2750) = 1124 [pid 1123] close(3 [pid 362] <... clone resumed>, child_tidptr=0x5555565f2750) = 1125 [pid 1123] <... close resumed>) = 0 [pid 1123] symlink("/dev/binderfs", "./binderfs" [pid 1122] setpgid(0, 0./strace-static-x86_64: Process 1124 attached [pid 1124] set_robust_list(0x5555565f2760, 24) = 0 [pid 1123] <... symlink resumed>) = 0 [pid 1124] chdir("./23") = 0 [pid 1124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1122] <... setpgid resumed>) = 0 [pid 1123] <... futex resumed>) = 0 [pid 1123] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1124] <... prctl resumed>) = 0 [pid 1124] setpgid(0, 0) = 0 [pid 1123] <... mmap resumed>) = 0x7f2c061bb000 [pid 1123] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1122] <... openat resumed>) = 3 [pid 1124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1122] write(3, "1000", 4 [pid 1124] <... openat resumed>) = 3 [pid 1123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1122] <... write resumed>) = 4 [pid 1121] <... openat resumed>) = 4 [pid 1124] write(3, "1000", 4 [pid 1123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1122] close(3 [pid 1121] ioctl(4, LOOP_SET_FD, 3 [pid 1122] <... close resumed>) = 0 [pid 1123] <... clone3 resumed> => {parent_tid=[1126]}, 88) = 1126 [pid 1122] symlink("/dev/binderfs", "./binderfs" [pid 1123] rt_sigprocmask(SIG_SETMASK, [], [pid 1124] <... write resumed>) = 4 [pid 1123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1124] close(3 [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1124] <... close resumed>) = 0 [pid 1123] <... futex resumed>) = 0 [pid 1122] <... symlink resumed>) = 0 [pid 1124] symlink("/dev/binderfs", "./binderfs" [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1124] <... symlink resumed>) = 0 [pid 1124] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1122] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1124] <... futex resumed>) = 0 [pid 1122] <... mmap resumed>) = 0x7f2c061bb000 [pid 1124] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1122] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 1124] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1122] <... mprotect resumed>) = 0 [pid 1124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1124] <... clone3 resumed> => {parent_tid=[1128]}, 88) = 1128 [pid 1124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1124] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1124] <... futex resumed>) = 0 [pid 1124] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1129 attached ./strace-static-x86_64: Process 1128 attached [pid 1128] set_robust_list(0x7f2c061db9a0, 24 [pid 1122] <... clone3 resumed> => {parent_tid=[1129]}, 88) = 1129 [pid 1129] set_robust_list(0x7f2c061db9a0, 24 [pid 1122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 1126 attached ) = 0 [pid 1126] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1126] rt_sigprocmask(SIG_SETMASK, [], [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1121] <... ioctl resumed>) = 0 [pid 1126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1126] memfd_create("syzkaller", 0) = 3 [pid 1126] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1121] close(3) = 0 [pid 1121] close(4./strace-static-x86_64: Process 1125 attached [pid 1125] set_robust_list(0x5555565f2760, 24) = 0 [pid 1125] chdir("./24") = 0 [pid 1125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1125] setpgid(0, 0) = 0 [pid 1125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1128] <... set_robust_list resumed>) = 0 [pid 1125] <... openat resumed>) = 3 [pid 1128] rt_sigprocmask(SIG_SETMASK, [], [pid 1125] write(3, "1000", 4) = 4 [pid 1125] close(3) = 0 [pid 1125] symlink("/dev/binderfs", "./binderfs" [pid 1128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1129] <... set_robust_list resumed>) = 0 [pid 1125] <... symlink resumed>) = 0 [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1125] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1129] rt_sigprocmask(SIG_SETMASK, [], [pid 1128] memfd_create("syzkaller", 0 [pid 1125] <... mmap resumed>) = 0x7f2c061bb000 [pid 1125] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1128] <... memfd_create resumed>) = 3 [pid 1128] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1128] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1126] 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"..., 1048576 [pid 1125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1130]}, 88) = 1130 [pid 1125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 1129] memfd_create("syzkaller", 0) = 3 [pid 1129] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1126] <... write resumed>) = 1048576 [pid 1126] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1126] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 1130 attached [pid 1130] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1130] memfd_create("syzkaller", 0) = 3 [pid 1130] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1121] <... close resumed>) = 0 [pid 1126] <... openat resumed>) = 4 [pid 1126] ioctl(4, LOOP_SET_FD, 3 [pid 1121] mkdir("./file0", 0777) = 0 [pid 1121] mount("/dev/loop3", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1130] 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"..., 1048576 [pid 1128] 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"..., 1048576 [pid 1126] <... ioctl resumed>) = 0 [pid 1126] close(3) = 0 [pid 1126] close(4 [pid 1129] 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"..., 1048576 [pid 1130] <... write resumed>) = 1048576 [pid 1130] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1130] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 1128] <... write resumed>) = 1048576 [pid 1128] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1128] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 1129] <... write resumed>) = 1048576 [pid 1129] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1129] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1126] <... close resumed>) = 0 [pid 1126] mkdir("./file0", 0777) = 0 [pid 1126] mount("/dev/loop4", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1130] <... openat resumed>) = 4 [pid 1130] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 1130] close(3) = 0 [pid 1130] close(4 [pid 1129] <... openat resumed>) = 4 [pid 1128] <... openat resumed>) = 4 [pid 1128] ioctl(4, LOOP_SET_FD, 3 [pid 1129] ioctl(4, LOOP_SET_FD, 3 [pid 1126] <... mount resumed>) = 0 [pid 1121] <... mount resumed>) = 0 [pid 1126] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1126] chdir("./file0") = 0 [pid 1126] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 1121] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1121] chdir("./file0") = 0 [pid 1121] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1130] <... close resumed>) = 0 [pid 1130] mkdir("./file0", 0777 [pid 1128] <... ioctl resumed>) = 0 [pid 1128] close(3) = 0 [pid 1130] <... mkdir resumed>) = 0 [pid 1128] close(4 [pid 1129] <... ioctl resumed>) = 0 [pid 1130] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1129] close(3) = 0 [pid 1129] close(4 [pid 1128] <... close resumed>) = 0 [pid 1121] <... openat resumed>) = 4 [pid 1128] mkdir("./file0", 0777 [pid 1121] ioctl(4, LOOP_CLR_FD) = 0 [pid 1121] close(4) = 0 [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1120] <... futex resumed>) = 0 [pid 1121] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] <... mkdir resumed>) = 0 [pid 1121] <... openat resumed>) = 4 [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1120] <... futex resumed>) = 0 [pid 1121] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... write resumed>) = 8 [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1120] <... futex resumed>) = 0 [pid 1121] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... mmap resumed>) = 0x20000000 [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1120] <... futex resumed>) = 0 [pid 1121] write(4, 0x200000c0, 120 [pid 1120] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... write resumed>) = 120 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1121] <... futex resumed>) = 0 [pid 1120] <... mmap resumed>) = 0x7f2c0619a000 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1120] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} [pid 1128] mount("/dev/loop1", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1120] <... clone3 resumed> => {parent_tid=[1139]}, 88) = 1139 [pid 1120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1120] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1120] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 1139 attached [pid 1139] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1139] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1139] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1120] <... futex resumed>) = 0 [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = 0 [pid 1120] <... futex resumed>) = 1 [pid 1121] ioctl(-1, ASHMEM_SET_SIZE [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1120] <... futex resumed>) = 0 [pid 1121] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... socket resumed>) = 5 [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1120] <... futex resumed>) = 0 [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1120] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1139] <... futex resumed>) = 1 [pid 1139] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1130] <... mount resumed>) = 0 [pid 1130] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 1130] chdir("./file0") = 0 [ 49.739168][ T1121] EXT4-fs error (device loop3): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 49.754030][ T1121] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 49.766559][ T1121] EXT4-fs (loop3): This should not happen!! Data will be lost [ 49.766559][ T1121] [ 49.776035][ T1121] EXT4-fs (loop3): Total free blocks count 0 [ 49.781956][ T1121] EXT4-fs (loop3): Free/Dirty block details [pid 1130] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 1129] <... close resumed>) = 0 [pid 1126] <... openat resumed>) = 4 [pid 1120] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1130] ioctl(4, LOOP_CLR_FD [pid 1129] mkdir("./file0", 0777 [pid 1126] ioctl(4, LOOP_CLR_FD [pid 1129] <... mkdir resumed>) = 0 [pid 1129] mount("/dev/loop0", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue" [pid 1120] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1139] <... futex resumed>) = 0 [pid 1139] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV) = -1 EBADF (Bad file descriptor) [pid 1139] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1120] <... futex resumed>) = 0 [pid 1139] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1121] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1121] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1121] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1121] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1120] exit_group(0 [pid 1121] <... futex resumed>) = ? [pid 1120] <... exit_group resumed>) = ? [pid 1139] <... futex resumed>) = ? [pid 1121] +++ exited with 0 +++ [pid 1128] <... mount resumed>) = 0 [pid 1139] +++ exited with 0 +++ [pid 1128] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 1120] +++ exited with 0 +++ [pid 1128] <... openat resumed>) = 3 [pid 363] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1120, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 1128] chdir("./file0" [pid 363] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1128] <... chdir resumed>) = 0 [pid 1128] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 363] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 363] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 363] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 363] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 363] unlink("./24/binderfs") = 0 [pid 363] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1130] <... ioctl resumed>) = 0 [pid 1126] <... ioctl resumed>) = 0 [pid 1130] close(4 [pid 1126] close(4 [pid 1130] <... close resumed>) = 0 [pid 1126] <... close resumed>) = 0 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = 1 [pid 1126] <... futex resumed>) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1130] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... openat resumed>) = 4 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1130] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... write resumed>) = 8 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1130] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... mmap resumed>) = 0x20000000 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1130] write(4, 0x200000c0, 120 [pid 1125] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... write resumed>) = 120 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1130] <... futex resumed>) = 0 [pid 1128] <... openat resumed>) = 4 [pid 1125] <... mmap resumed>) = 0x7f2c0619a000 [pid 1123] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1128] ioctl(4, LOOP_CLR_FD [pid 1125] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = 0 [pid 1125] <... mprotect resumed>) = 0 [pid 1123] <... futex resumed>) = 1 [pid 1126] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1144]}, 88) = 1144 [pid 1125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 1144 attached [pid 1125] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... openat resumed>) = 4 [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = 1 [pid 1125] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1123] <... futex resumed>) = 0 [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1123] <... futex resumed>) = 0 [pid 1126] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1144] set_robust_list(0x7f2c061ba9a0, 24 [pid 1126] <... write resumed>) = 8 [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1123] <... futex resumed>) = 0 [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1123] <... futex resumed>) = 0 [pid 1126] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1144] <... set_robust_list resumed>) = 0 [pid 1126] <... mmap resumed>) = 0x20000000 [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1123] <... futex resumed>) = 0 [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1144] rt_sigprocmask(SIG_SETMASK, [], [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1123] <... futex resumed>) = 0 [pid 1126] write(4, 0x200000c0, 120 [pid 1123] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... write resumed>) = 120 [pid 1123] <... futex resumed>) = 0 [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1126] <... futex resumed>) = 0 [pid 1123] <... mmap resumed>) = 0x7f2c0619a000 [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 1145 attached [pid 1144] write(4, NULL, 120 [pid 1123] <... clone3 resumed> => {parent_tid=[1145]}, 88) = 1145 [pid 1123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1123] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1123] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1145] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1144] <... write resumed>) = -1 EFAULT (Bad address) [pid 1145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1145] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1145] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1123] <... futex resumed>) = 0 [pid 1145] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = 0 [pid 1123] <... futex resumed>) = 1 [pid 1126] ioctl(-1, ASHMEM_SET_SIZE [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1126] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1123] <... futex resumed>) = 0 [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1123] <... futex resumed>) = 0 [pid 1144] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1144] <... futex resumed>) = 1 [pid 1126] <... socket resumed>) = 5 [pid 1125] <... futex resumed>) = 0 [pid 1144] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1123] <... futex resumed>) = 0 [pid 1126] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1123] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1123] <... futex resumed>) = 0 [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1123] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [ 49.787689][ T1121] EXT4-fs (loop3): free_blocks=2415919104 [ 49.793291][ T1121] EXT4-fs (loop3): dirty_blocks=16 [ 49.798460][ T1121] EXT4-fs (loop3): Block reservation details [ 49.805179][ T1121] EXT4-fs (loop3): i_reserved_data_blocks=1 [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = 0 [pid 1125] <... futex resumed>) = 1 [pid 1130] ioctl(-1, ASHMEM_SET_SIZE [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1129] <... mount resumed>) = 0 [pid 1130] <... futex resumed>) = 1 [pid 1128] <... ioctl resumed>) = 0 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1128] close(4 [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1128] <... close resumed>) = 0 [pid 1125] <... futex resumed>) = 0 [pid 1130] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1128] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... socket resumed>) = 5 [pid 1128] <... futex resumed>) = 1 [pid 1124] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1130] <... futex resumed>) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1125] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1129] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 49.844233][ T1126] EXT4-fs error (device loop4): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 49.868495][ T1130] EXT4-fs error (device loop2): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [pid 1124] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... umount2 resumed>) = 0 [pid 1129] <... openat resumed>) = 3 [pid 1124] <... futex resumed>) = 1 [pid 1123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 363] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1129] chdir("./file0" [pid 1124] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1123] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1145] <... futex resumed>) = 0 [pid 1129] <... chdir resumed>) = 0 [pid 1123] <... futex resumed>) = 1 [pid 363] newfstatat(AT_FDCWD, "./24/file0", [pid 1145] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1129] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 1123] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1145] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... openat resumed>) = 4 [pid 1145] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1129] ioctl(4, LOOP_CLR_FD [pid 363] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1145] <... futex resumed>) = 1 [pid 1129] <... ioctl resumed>) = 0 [pid 1123] <... futex resumed>) = 0 [pid 1145] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1129] close(4 [pid 363] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1129] <... close resumed>) = 0 [pid 1128] <... futex resumed>) = 0 [pid 363] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... openat resumed>) = 4 [pid 1129] <... futex resumed>) = 1 [pid 363] newfstatat(4, "", [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1128] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1122] <... futex resumed>) = 0 [pid 363] getdents64(4, [pid 1128] <... openat resumed>) = 4 [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... getdents64 resumed>0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 363] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 363] close(4 [pid 1129] <... futex resumed>) = 0 [pid 1128] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1122] <... futex resumed>) = 1 [pid 363] <... close resumed>) = 0 [pid 1129] openat(AT_FDCWD, "pids.current", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 1128] <... futex resumed>) = 1 [pid 1124] <... futex resumed>) = 0 [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] rmdir("./24/file0" [pid 1128] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1129] <... openat resumed>) = 4 [pid 1124] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rmdir resumed>) = 0 [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1124] <... futex resumed>) = 1 [pid 363] getdents64(3, [pid 1129] <... futex resumed>) = 1 [pid 1124] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... getdents64 resumed>0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 363] close(3 [pid 1128] <... futex resumed>) = 0 [pid 1125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1122] <... futex resumed>) = 0 [pid 363] <... close resumed>) = 0 [pid 363] rmdir("./24" [pid 1128] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1125] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rmdir resumed>) = 0 [pid 1144] <... futex resumed>) = 0 [pid 1129] <... futex resumed>) = 0 [pid 1128] <... write resumed>) = 8 [pid 1125] <... futex resumed>) = 1 [pid 1122] <... futex resumed>) = 1 [pid 363] mkdir("./25", 0777 [pid 1144] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1129] write(4, "\x23\x21\x20\x0a\x00\x00\x00\x00", 8 [pid 1128] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1144] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] <... futex resumed>) = 1 [pid 1144] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1129] <... write resumed>) = 8 [pid 1128] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1124] <... futex resumed>) = 0 [pid 363] <... mkdir resumed>) = 0 [pid 1144] <... futex resumed>) = 1 [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] <... futex resumed>) = 0 [pid 1124] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1144] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1129] <... futex resumed>) = 1 [pid 1128] <... futex resumed>) = 0 [pid 1124] <... futex resumed>) = 1 [pid 1122] <... futex resumed>) = 0 [pid 363] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1128] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1124] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... openat resumed>) = 3 [pid 1129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1128] <... mmap resumed>) = 0x20000000 [pid 1122] <... futex resumed>) = 0 [pid 1128] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [ 49.879416][ T1126] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 49.887347][ T1130] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 49.917058][ T1130] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.917058][ T1130] [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] <... futex resumed>) = 1 [pid 1128] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1129] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 1124] <... futex resumed>) = 0 [pid 363] ioctl(3, LOOP_CLR_FD [pid 1129] <... mmap resumed>) = 0x20000000 [pid 1124] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1124] <... futex resumed>) = 1 [pid 363] close(3 [pid 1129] <... futex resumed>) = 1 [pid 1128] <... futex resumed>) = 0 [pid 1124] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... close resumed>) = 0 [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1124] <... futex resumed>) = 0 [pid 363] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c0619a000 [pid 363] <... clone resumed>, child_tidptr=0x5555565f2750) = 1148 [pid 1124] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0} => {parent_tid=[1149]}, 88) = 1149 [pid 1124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1124] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 49.943739][ T1126] EXT4-fs (loop4): This should not happen!! Data will be lost [ 49.943739][ T1126] [ 49.950050][ T1130] EXT4-fs (loop2): Total free blocks count 0 [ 49.955416][ T1126] EXT4-fs (loop4): Total free blocks count 0 [ 49.959988][ T1130] EXT4-fs (loop2): Free/Dirty block details [ 49.965518][ T1126] EXT4-fs (loop4): Free/Dirty block details [ 49.971183][ T1130] EXT4-fs (loop2): free_blocks=2415919104 [ 49.983095][ T1130] EXT4-fs (loop2): dirty_blocks=16 [ 49.986747][ T1126] EXT4-fs (loop4): free_blocks=2415919104 [pid 1124] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] write(4, 0x200000c0, 120 [pid 1122] <... futex resumed>) = 0 ./strace-static-x86_64: Process 1149 attached [pid 1149] set_robust_list(0x7f2c061ba9a0, 24) = 0 [pid 1149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1149] write(4, NULL, 120) = -1 EFAULT (Bad address) [pid 1149] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1124] <... futex resumed>) = 0 [pid 1124] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1124] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... futex resumed>) = 1 [pid 1149] ioctl(-1, ASHMEM_SET_SIZE, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1149] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1124] <... futex resumed>) = 0 [pid 1124] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1124] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... futex resumed>) = 1 [pid 1149] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 5 [pid 1149] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1124] <... futex resumed>) = 0 [pid 1124] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1124] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... futex resumed>) = 1 [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- ./strace-static-x86_64: Process 1148 attached [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1148] set_robust_list(0x5555565f2760, 24 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1129] <... futex resumed>) = 0 [pid 1128] <... write resumed>) = 120 [pid 1122] <... futex resumed>) = 1 [pid 1148] <... set_robust_list resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1129] write(4, 0x200000c0, 120 [pid 1128] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1122] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] chdir("./25" [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1129] <... write resumed>) = 120 [pid 1128] <... futex resumed>) = 0 [pid 1122] <... futex resumed>) = 0 [pid 1148] <... chdir resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1129] <... futex resumed>) = 0 [pid 1122] <... mmap resumed>) = 0x7f2c0619a000 [pid 1148] <... prctl resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1122] mprotect(0x7f2c0619b000, 131072, PROT_READ|PROT_WRITE [pid 1148] setpgid(0, 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1122] <... mprotect resumed>) = 0 [pid 1148] <... setpgid resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1148] <... openat resumed>) = 3 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061ba990, parent_tid=0x7f2c061ba990, exit_signal=0, stack=0x7f2c0619a000, stack_size=0x20240, tls=0x7f2c061ba6c0}./strace-static-x86_64: Process 1150 attached [pid 1148] write(3, "1000", 4 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1148] <... write resumed>) = 4 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1122] <... clone3 resumed> => {parent_tid=[1150]}, 88) = 1150 [pid 1148] close(3 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1122] rt_sigprocmask(SIG_SETMASK, [], [pid 1148] <... close resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1148] symlink("/dev/binderfs", "./binderfs" [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1122] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] <... symlink resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1122] <... futex resumed>) = 0 [pid 1148] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1122] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1148] <... futex resumed>) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1148] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1148] <... rt_sigaction resumed>NULL, 8) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1130] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1148] <... mmap resumed>) = 0x7f2c061bb000 [pid 1130] bpf(BPF_PROG_LOAD, 0x200054c0, 144 [pid 1148] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE [pid 1130] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 1148] <... mprotect resumed>) = 0 [pid 1130] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 1130] <... futex resumed>) = 0 [pid 1148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 1130] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} [pid 1125] exit_group(0 [pid 1144] <... futex resumed>) = ? [pid 1130] <... futex resumed>) = ? [pid 1125] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1151 attached [pid 1150] set_robust_list(0x7f2c061ba9a0, 24 [pid 1148] <... clone3 resumed> => {parent_tid=[1151]}, 88) = 1151 [pid 1144] +++ exited with 0 +++ [pid 1130] +++ exited with 0 +++ [pid 1125] +++ exited with 0 +++ [pid 1148] rt_sigprocmask(SIG_SETMASK, [], [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1125, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 1148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1148] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1148] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 362] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 362] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 362] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] unlink("./24/binderfs") = 0 [pid 362] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1151] set_robust_list(0x7f2c061db9a0, 24 [pid 1150] <... set_robust_list resumed>) = 0 [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1151] <... set_robust_list resumed>) = 0 [pid 1151] rt_sigprocmask(SIG_SETMASK, [], [pid 1150] rt_sigprocmask(SIG_SETMASK, [], [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 1151] memfd_create("syzkaller", 0 [pid 1150] write(4, NULL, 120 [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1151] <... memfd_create resumed>) = 3 [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1151] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 1150] <... write resumed>) = -1 EFAULT (Bad address) [pid 1151] <... mmap resumed>) = 0x7f2bfddbb000 [pid 1150] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1149] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1149] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1149] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1124] <... futex resumed>) = 0 [pid 1149] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1124] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] <... futex resumed>) = 0 [pid 1124] <... futex resumed>) = 1 [pid 1128] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1124] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1124] <... futex resumed>) = 0 [pid 1128] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1124] exit_group(0 [pid 1149] <... futex resumed>) = ? [pid 1128] <... futex resumed>) = ? [pid 1124] <... exit_group resumed>) = ? [pid 1149] +++ exited with 0 +++ [pid 1128] +++ exited with 0 +++ [pid 1124] +++ exited with 0 +++ [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1150] <... futex resumed>) = 1 [pid 1122] <... futex resumed>) = 0 [pid 1150] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1129] <... futex resumed>) = 0 [pid 1122] <... futex resumed>) = 1 [pid 1129] ioctl(-1, ASHMEM_SET_SIZE [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1129] <... ioctl resumed>, 0xfffffffe) = -1 EBADF (Bad file descriptor) [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1122] <... futex resumed>) = 0 [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1122] <... futex resumed>) = 0 [pid 1129] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1129] <... socket resumed>) = 5 [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1122] <... futex resumed>) = 0 [pid 361] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1122] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1151] 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"..., 1048576 [pid 1129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1122] <... futex resumed>) = 0 [pid 361] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c0} --- [pid 1122] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 361] <... openat resumed>) = 3 [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c4} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 361] newfstatat(3, "", [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054c8} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [ 49.988377][ T1130] EXT4-fs (loop2): Block reservation details [ 49.997527][ T1149] EXT4-fs error (device loop1): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.014302][ T1130] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 50.015039][ T1126] EXT4-fs (loop4): dirty_blocks=16 [ 50.025538][ T1126] EXT4-fs (loop4): Block reservation details [ 50.031883][ T1126] EXT4-fs (loop4): i_reserved_data_blocks=1 [pid 361] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d0} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 361] getdents64(3, [pid 1151] <... write resumed>) = 1048576 [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 361] <... getdents64 resumed>0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 1151] munmap(0x7f2bfddbb000, 138412032 [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 361] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 361] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] newfstatat(AT_FDCWD, "./23/binderfs", [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 361] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 361] unlink("./23/binderfs" [pid 1151] <... munmap resumed>) = 0 [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 361] <... unlink resumed>) = 0 [pid 361] umount2("./23/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1151] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [ 50.048392][ T1129] EXT4-fs error (device loop0): ext4_mb_generate_buddy:748: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.064843][ T9] ------------[ cut here ]------------ [ 50.064876][ T1129] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 50.070111][ T9] kernel BUG at fs/ext4/inode.c:2844! [ 50.070245][ T9] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [pid 1122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1122] futex(0x7f2c062a86d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 1150] <... futex resumed>) = 0 [pid 1122] <... futex resumed>) = 1 [pid 1150] fsmount(-1, FSMOUNT_CLOEXEC, MOUNT_ATTR_NOSUID|MOUNT_ATTR_NODEV [pid 1122] futex(0x7f2c062a86dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1150] <... fsmount resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] futex(0x7f2c062a86dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1122] <... futex resumed>) = 0 [ 50.082984][ T1129] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.082984][ T1129] [ 50.087403][ T9] CPU: 0 PID: 9 Comm: kworker/u4:1 Not tainted 5.4.268-syzkaller-00003-g2d5d8240a7cb #0 [ 50.087408][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 50.087517][ T9] Workqueue: writeback wb_workfn (flush-7:1) [ 50.093969][ T1129] EXT4-fs (loop0): Total free blocks count 0 [ 50.102981][ T9] RIP: 0010:ext4_writepages+0x3c96/0x3cc0 [pid 1150] futex(0x7f2c062a86d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] <... umount2 resumed>) = 0 [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1126] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1126] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1126] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 1123] exit_group(0) = ? [pid 1126] <... futex resumed>) = ? [pid 1126] +++ exited with 0 +++ [pid 362] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] newfstatat(AT_FDCWD, "./24/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 362] openat(AT_FDCWD, "./24/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 362] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 362] getdents64(4, 0x5555565fb830 /* 2 entries */, 32768) = 48 [pid 362] getdents64(4, 0x5555565fb830 /* 0 entries */, 32768) = 0 [pid 362] close(4) = 0 [pid 362] rmdir("./24/file0") = 0 [pid 362] getdents64(3, 0x5555565f37f0 /* 0 entries */, 32768) = 0 [pid 362] close(3) = 0 [pid 362] rmdir("./24") = 0 [pid 362] mkdir("./25", 0777) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 362] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [ 50.102990][ T9] Code: d1 9b ff 31 ff 89 de e8 78 d1 9b ff 45 84 f6 75 2e e8 5e cf 9b ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 4a cf 9b ff <0f> 0b e8 43 cf 9b ff 0f 0b e8 3c cf 9b ff e8 57 dc 37 ff eb 99 e8 [ 50.102994][ T9] RSP: 0018:ffff8881f5dd70e0 EFLAGS: 00010293 [ 50.103002][ T9] RAX: ffffffff81c877d6 RBX: 0000010000000000 RCX: ffff8881f5dcee40 [ 50.103014][ T9] RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000 [ 50.113971][ T1129] EXT4-fs (loop0): Free/Dirty block details [ 50.122499][ T9] RBP: ffff8881f5dd74d0 R08: ffffffff81c84426 R09: ffffed103b8c3f22 [ 50.122505][ T9] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881dc61f9b8 [ 50.122510][ T9] R13: 0000000000000001 R14: 0000018410000000 R15: dffffc0000000000 [ 50.122516][ T9] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 50.122520][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.122525][ T9] CR2: 0000000020005538 CR3: 00000001e335f000 CR4: 00000000003406b0 [ 50.122532][ T9] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.122536][ T9] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.122540][ T9] Call Trace: [ 50.122596][ T9] ? __die+0xb4/0x100 [ 50.122611][ T9] ? die+0x26/0x50 [ 50.128807][ T1129] EXT4-fs (loop0): free_blocks=2415919104 [ 50.134129][ T9] ? do_trap+0x1e7/0x340 [ 50.134140][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 50.134146][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 50.134153][ T9] ? do_invalid_op+0xfb/0x110 [ 50.134160][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 50.134221][ T9] ? invalid_op+0x1e/0x30 [ 50.139980][ T1129] EXT4-fs (loop0): dirty_blocks=16 [ 50.159135][ T9] ? ext4_writepages+0x8e6/0x3cc0 [ 50.159142][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 50.159148][ T9] ? ext4_writepages+0x3c96/0x3cc0 [ 50.159182][ T9] ? mark_page_accessed+0x26f/0x640 [ 50.159203][ T9] ? deref_stack_reg+0x15c/0x1f0 [ 50.159210][ T9] ? get_reg+0x220/0x220 [ 50.159218][ T9] ? unwind_next_frame+0x176a/0x1ea0 [ 50.159223][ T9] ? ext4_readpage+0x2e0/0x2e0 [ 50.159230][ T9] ? deref_stack_reg+0x15c/0x1f0 [ 50.159236][ T9] ? get_reg+0x220/0x220 [ 50.159244][ T9] ? unwind_get_return_address_ptr+0xa0/0xa0 [ 50.159267][ T9] ? preempt_count_add+0x8f/0x180 [ 50.159278][ T9] ? ret_from_fork+0x1f/0x30 [ 50.159285][ T9] ? unwind_get_return_address_ptr+0xa0/0xa0 [ 50.159321][ T9] ? check_preemption_disabled+0x9f/0x320 [ 50.159335][ T9] ? ext4_readpage+0x2e0/0x2e0 [ 50.189768][ T1129] EXT4-fs (loop0): Block reservation details [ 50.194460][ T9] do_writepages+0x12b/0x270 [ 50.194472][ T9] ? _raw_spin_lock+0x1b0/0x1b0 [ 50.194479][ T9] ? __writepage+0x110/0x110 [ 50.194485][ T9] ? _raw_spin_lock+0xa4/0x1b0 [ 50.194491][ T9] ? _raw_spin_trylock_bh+0x190/0x190 [ 50.194509][ T9] ? check_preemption_disabled+0x9f/0x320 [ 50.217971][ T1129] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 50.218842][ T9] ? _raw_spin_lock+0xa4/0x1b0 [ 50.218861][ T9] __writeback_single_inode+0xd9/0xcc0 [ 50.426617][ T9] writeback_sb_inodes+0x9e0/0x1800 [ 50.431626][ T9] ? _raw_spin_lock+0xa4/0x1b0 [ 50.436225][ T9] ? queue_io+0x500/0x500 [ 50.440389][ T9] ? writeback_sb_inodes+0x1800/0x1800 [ 50.445685][ T9] ? queue_io+0x358/0x500 [ 50.449851][ T9] wb_writeback+0x403/0xd70 [ 50.454196][ T9] ? wb_io_lists_depopulated+0x170/0x170 [ 50.459671][ T9] ? set_worker_desc+0x158/0x1c0 [ 50.464436][ T9] ? check_preemption_disabled+0x9f/0x320 [ 50.469994][ T9] ? kthread_data+0x4e/0xc0 [ 50.474328][ T9] wb_workfn+0x3b6/0x1230 [ 50.478500][ T9] ? inode_wait_for_writeback+0x280/0x280 [ 50.484047][ T9] ? check_preemption_disabled+0x91/0x320 [ 50.489615][ T9] ? _raw_spin_unlock_irq+0x45/0x60 [ 50.494642][ T9] ? _raw_spin_unlock_irq+0x4a/0x60 [ 50.499688][ T9] ? finish_task_switch+0x130/0x590 [ 50.504708][ T9] ? __schedule+0xb0d/0x1320 [ 50.509140][ T9] ? _raw_spin_lock_irqsave+0x210/0x210 [ 50.514520][ T9] ? read_word_at_a_time+0xe/0x20 [ 50.519374][ T9] ? strscpy+0x89/0x220 [ 50.523367][ T9] process_one_work+0x765/0xd20 [ 50.528059][ T9] worker_thread+0xaef/0x1470 [ 50.532572][ T9] kthread+0x2da/0x360 [ 50.536471][ T9] ? worker_clr_flags+0x170/0x170 [ 50.541332][ T9] ? kthread_blkcg+0xd0/0xd0 [ 50.545758][ T9] ret_from_fork+0x1f/0x30 [pid 362] close(3) = 0 [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565f2750) = 1152 ./strace-static-x86_64: Process 1152 attached [pid 1152] set_robust_list(0x5555565f2760, 24) = 0 [pid 1152] chdir("./25") = 0 [pid 1152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1152] setpgid(0, 0) = 0 [pid 1152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1152] write(3, "1000", 4) = 4 [pid 1152] close(3) = 0 [pid 1152] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1152] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] rt_sigaction(SIGRT_1, {sa_handler=0x7f2c062459c0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2c061eedd0}, NULL, 8) = 0 [pid 1152] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c061bb000 [pid 1152] mprotect(0x7f2c061bc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1152] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2c061db990, parent_tid=0x7f2c061db990, exit_signal=0, stack=0x7f2c061bb000, stack_size=0x20240, tls=0x7f2c061db6c0} => {parent_tid=[1153]}, 88) = 1153 [pid 1152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1152] futex(0x7f2c062a86c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] futex(0x7f2c062a86cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 1153 attached [pid 1153] set_robust_list(0x7f2c061db9a0, 24) = 0 [pid 1153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1153] memfd_create("syzkaller", 0) = 3 [pid 1153] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2bfddbb000 [pid 1153] 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"..., 1048576) = 1048576 [pid 1153] munmap(0x7f2bfddbb000, 138412032) = 0 [pid 1153] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 1153] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 1153] close(3) = 0 [pid 1153] close(4 [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20000100} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054d8} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054dc} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e0} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054e8} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054ec} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x200054f0} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005500} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005504} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005508} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000550c} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005510} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005518} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000551c} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005520} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005528} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000552c} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005530} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005534} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005538} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005540} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x20005548} --- [pid 1129] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRERR, si_addr=0x2000554c} --- [pid 1129] bpf(BPF_PROG_LOAD, 0x200054c0, 144) = -1 EFAULT (Bad address) [pid 1129] futex(0x7f2c062a86cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1129] futex(0x7f2c062a86c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1122] exit_group(0 [pid 1150] <... futex resumed>) = ? [pid 1122] <... exit_group resumed>) = ? [pid 1150] +++ exited with 0 +++ [pid 1129] <... futex resumed>) = ? [pid 1129] +++ exited with 0 +++ [pid 1122] +++ exited with 0 +++ [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1122, si_uid=0, si_status=0, si_utime=1, si_stime=15} --- [pid 360] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 360] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 360] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 360] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 360] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 360] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] unlink("./26/binderfs") = 0 [pid 360] umount2("./26/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1145] <... futex resumed>) = ? [pid 1145] +++ exited with 0 +++ [pid 1123] +++ exited with 0 +++ [pid 364] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1123, si_uid=0, si_status=0, si_utime=0, si_stime=40} --- [pid 364] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 364] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 364] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 364] getdents64(3, 0x5555565f37f0 /* 4 entries */, 32768) = 112 [pid 364] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 364] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] unlink("./24/binderfs") = 0 [ 50.550009][ T9] Modules linked in: [ 50.556822][ T9] ---[ end trace 0ce88baa33188ec6 ]--- [ 50.562542][ T9] RIP: 0010:ext4_writepages+0x3c96/0x3cc0 [ 50.568696][ T9] Code: d1 9b ff 31 ff 89 de e8 78 d1 9b ff 45 84 f6 75 2e e8 5e cf 9b ff 49 bf 00 00 00 00 00 fc ff df e9 1d f9 ff ff e8 4a cf 9b ff <0f> 0b e8 43 cf 9b ff 0f 0b e8 3c cf 9b ff e8 57 dc 37 ff eb 99 e8 [ 50.588363][ T9] RSP: 0018:ffff8881f5dd70e0 EFLAGS: 00010293 [pid 364] umount2("./24/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1153] <... close resumed>) = 0 [pid 1151] <... openat resumed>) = 4 [pid 1153] mkdir("./file0", 0777 [pid 1151] ioctl(4, LOOP_SET_FD, 3 [pid 1153] <... mkdir resumed>) = 0 [ 50.594223][ T9] RAX: ffffffff81c877d6 RBX: 0000010000000000 RCX: ffff8881f5dcee40 [ 50.602028][ T9] RDX: 0000000000000000 RSI: 0000010000000000 RDI: 0000000000000000 [ 50.610080][ T9] RBP: ffff8881f5dd74d0 R08: ffffffff81c84426 R09: ffffed103b8c3f22 [ 50.618090][ T9] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881dc61f9b8 [ 50.626043][ T9] R13: 0000000000000001 R14: 0000018410000000 R15: dffffc0000000000 [ 50.633826][ T9] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 50.642622][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.648982][ T9] CR2: [pid 1153] mount("/dev/loop2", "./file0", "ext4", MS_DIRSYNC|MS_NOATIME|MS_LAZYTIME, ",errors=continue"