./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor658541094 <...> Warning: Permanently added '10.128.0.90' (ED25519) to the list of known hosts. execve("./syz-executor658541094", ["./syz-executor658541094"], 0x7ffc92198360 /* 10 vars */) = 0 brk(NULL) = 0x55558af18000 brk(0x55558af18d40) = 0x55558af18d40 arch_prctl(ARCH_SET_FS, 0x55558af183c0) = 0 set_tid_address(0x55558af18690) = 5834 set_robust_list(0x55558af186a0, 24) = 0 rseq(0x55558af18ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor658541094", 4096) = 27 getrandom("\xd2\x1a\x29\x31\x70\xe4\x9f\xd7", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558af18d40 brk(0x55558af39d40) = 0x55558af39d40 brk(0x55558af3a000) = 0x55558af3a000 mprotect(0x7f69be9e8000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5836 attached , child_tidptr=0x55558af18690) = 5836 [pid 5836] set_robust_list(0x55558af186a0, 24 [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5837 attached [pid 5837] set_robust_list(0x55558af186a0, 24 [pid 5834] <... clone resumed>, child_tidptr=0x55558af18690) = 5837 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] mkdir("./syzkaller.zEzCZ0", 0700 [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] mkdir("./syzkaller.3U2mwx", 0700./strace-static-x86_64: Process 5838 attached [pid 5836] <... mkdir resumed>) = 0 [pid 5838] set_robust_list(0x55558af186a0, 24 [pid 5836] chmod("./syzkaller.zEzCZ0", 0777 [pid 5834] <... clone resumed>, child_tidptr=0x55558af18690) = 5838 [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... set_robust_list resumed>) = 0 [pid 5836] <... chmod resumed>) = 0 [pid 5838] mkdir("./syzkaller.VVwkQj", 0700 [pid 5837] <... mkdir resumed>) = 0 [pid 5836] chdir("./syzkaller.zEzCZ0" [pid 5837] chmod("./syzkaller.3U2mwx", 0777 [pid 5836] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5840 attached [pid 5838] <... mkdir resumed>) = 0 [pid 5837] <... chmod resumed>) = 0 [pid 5836] unshare(CLONE_NEWPID [pid 5838] chmod("./syzkaller.VVwkQj", 0777 [pid 5834] <... clone resumed>, child_tidptr=0x55558af18690) = 5840 [pid 5840] set_robust_list(0x55558af186a0, 24 [pid 5837] chdir("./syzkaller.3U2mwx" [pid 5836] <... unshare resumed>) = 0 [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... set_robust_list resumed>) = 0 [pid 5838] <... chmod resumed>) = 0 [pid 5837] <... chdir resumed>) = 0 [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] unshare(CLONE_NEWPID) = 0 [pid 5838] chdir("./syzkaller.VVwkQj"./strace-static-x86_64: Process 5842 attached ./strace-static-x86_64: Process 5841 attached [pid 5840] mkdir("./syzkaller.9ssq7p", 0700 [pid 5834] <... clone resumed>, child_tidptr=0x55558af18690) = 5841 [pid 5842] set_robust_list(0x55558af186a0, 24 [pid 5841] set_robust_list(0x55558af186a0, 24 [pid 5838] <... chdir resumed>) = 0 [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... set_robust_list resumed>) = 0 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] unshare(CLONE_NEWPID [pid 5836] <... clone resumed>, child_tidptr=0x55558af18690) = 5842 ./strace-static-x86_64: Process 5843 attached [pid 5842] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI [pid 5843] set_robust_list(0x55558af186a0, 24 [pid 5841] mkdir("./syzkaller.i2oHxf", 0700 [pid 5838] <... unshare resumed>) = 0 [pid 5837] <... clone resumed>, child_tidptr=0x55558af18690) = 5843 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... socket resumed>) = 3 [pid 5840] chmod("./syzkaller.9ssq7p", 0777 [pid 5843] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI [pid 5842] openat(AT_FDCWD, "/dev/vhci", O_RDWR [pid 5840] <... chmod resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5844 attached [pid 5843] <... socket resumed>) = 3 [pid 5842] <... openat resumed>) = 4 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] chdir("./syzkaller.9ssq7p" [pid 5843] openat(AT_FDCWD, "/dev/vhci", O_RDWR [pid 5844] set_robust_list(0x55558af186a0, 24 [pid 5843] <... openat resumed>) = 4 [pid 5842] dup2(4, 202 [pid 5841] chmod("./syzkaller.i2oHxf", 0777 [pid 5840] <... chdir resumed>) = 0 [pid 5844] <... set_robust_list resumed>) = 0 [pid 5843] dup2(4, 202 [pid 5842] <... dup2 resumed>) = 202 [pid 5838] <... clone resumed>, child_tidptr=0x55558af18690) = 5844 [pid 5843] <... dup2 resumed>) = 202 [pid 5842] close(4 [pid 5844] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI [pid 5843] close(4 [pid 5842] <... close resumed>) = 0 [pid 5841] <... chmod resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] write(202, "\xff\x00", 2 [pid 5844] <... socket resumed>) = 3 [pid 5843] write(202, "\xff\x00", 2 [pid 5841] chdir("./syzkaller.i2oHxf" [pid 5840] unshare(CLONE_NEWPID [pid 5844] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4 [pid 5842] <... write resumed>) = 2 [pid 5841] <... chdir resumed>) = 0 [pid 5840] <... unshare resumed>) = 0 [pid 5841] unshare(CLONE_NEWPID [pid 5842] read(202, [pid 5844] dup2(4, 202 [pid 5842] <... read resumed>"\xff\x00\x00\x00", 4) = 4 [pid 5841] <... unshare resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5848 attached [pid 5844] <... dup2 resumed>) = 202 [pid 5843] <... write resumed>) = 2 [pid 5842] rt_sigaction(SIGRT_1, {sa_handler=0x7f69be980ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f69be972080}, [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] close(4./strace-static-x86_64: Process 5849 attached ) = 0 [pid 5844] write(202, "\xff\x00", 2 [pid 5848] set_robust_list(0x55558af186a0, 24 [pid 5842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5843] read(202, [pid 5842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... set_robust_list resumed>) = 0 [pid 5843] <... read resumed>"\xff\x00\x01\x00", 4) = 4 [pid 5849] set_robust_list(0x55558af186a0, 24 [pid 5848] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI [pid 5843] rt_sigaction(SIGRT_1, {sa_handler=0x7f69be980ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f69be972080}, [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... socket resumed>) = 3 [pid 5849] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI [pid 5843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5842] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] <... clone resumed>, child_tidptr=0x55558af18690) = 5848 [pid 5849] <... socket resumed>) = 3 [pid 5848] openat(AT_FDCWD, "/dev/vhci", O_RDWR [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... mmap resumed>) = 0x7f69be10e000 [pid 5841] <... clone resumed>, child_tidptr=0x55558af18690) = 5849 [pid 5849] openat(AT_FDCWD, "/dev/vhci", O_RDWR [pid 5844] <... write resumed>) = 2 [pid 5843] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] mprotect(0x7f69be10f000, 8388608, PROT_READ|PROT_WRITE [pid 5849] <... openat resumed>) = 4 [pid 5848] <... openat resumed>) = 4 [pid 5843] <... mmap resumed>) = 0x7f69be10e000 [pid 5842] <... mprotect resumed>) = 0 [pid 5849] dup2(4, 202 [pid 5848] dup2(4, 202 [pid 5844] read(202, [pid 5843] mprotect(0x7f69be10f000, 8388608, PROT_READ|PROT_WRITE [pid 5849] <... dup2 resumed>) = 202 [pid 5848] <... dup2 resumed>) = 202 [pid 5844] <... read resumed>"\xff\x00\x02\x00", 4) = 4 [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] close(4 [pid 5848] close(4 [pid 5844] rt_sigaction(SIGRT_1, {sa_handler=0x7f69be980ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f69be972080}, [pid 5843] <... mprotect resumed>) = 0 [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5844] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f69be90e990, parent_tid=0x7f69be90e990, exit_signal=0, stack=0x7f69be10e000, stack_size=0x800300, tls=0x7f69be90e6c0} [pid 5849] write(202, "\xff\x00", 2 [pid 5848] write(202, "\xff\x00", 2 [pid 5844] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5852 attached [pid 5852] rseq(0x7f69be90efe0, 0x20, 0, 0x53053053 [pid 5844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f69be90e990, parent_tid=0x7f69be90e990, exit_signal=0, stack=0x7f69be10e000, stack_size=0x800300, tls=0x7f69be90e6c0} [pid 5842] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5852] <... rseq resumed>) = 0 [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] set_robust_list(0x7f69be90e9a0, 24 [pid 5844] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5854 attached [pid 5852] <... set_robust_list resumed>) = 0 [pid 5844] <... mmap resumed>) = 0x7f69be10e000 [pid 5842] ioctl(3, HCIDEVUP [pid 5852] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] mprotect(0x7f69be10f000, 8388608, PROT_READ|PROT_WRITE [pid 5854] rseq(0x7f69be90efe0, 0x20, 0, 0x53053053 [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... mprotect resumed>) = 0 [pid 5852] read(202, [pid 5854] <... rseq resumed>) = 0 [pid 5852] <... read resumed>"\x01\x03\x0c\x00", 1024) = 4 [pid 5843] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5854] set_robust_list(0x7f69be90e9a0, 24 [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5844] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... writev resumed>) = 255 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5844] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f69be90e990, parent_tid=0x7f69be90e990, exit_signal=0, stack=0x7f69be10e000, stack_size=0x800300, tls=0x7f69be90e6c0} [pid 5843] ioctl(3, HCIDEVUP [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] read(202, ./strace-static-x86_64: Process 5856 attached [pid 5854] read(202, [pid 5852] <... read resumed>"\x01\x03\x10\x00", 1024) = 4 [pid 5849] <... write resumed>) = 2 [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] <... read resumed>"\x01\x03\x0c\x00", 1024) = 4 [pid 5844] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5852] <... writev resumed>) = 255 [pid 5844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5856] rseq(0x7f69be90efe0, 0x20, 0, 0x53053053 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] read(202, [pid 5849] read(202, [pid 5848] <... write resumed>) = 2 [pid 5844] ioctl(3, HCIDEVUP [pid 5856] <... rseq resumed>) = 0 [pid 5854] <... writev resumed>) = 255 [pid 5852] <... read resumed>"\x01\x01\x10\x00", 1024) = 4 [pid 5849] <... read resumed>"\xff\x00\x03\x00", 4) = 4 [pid 5856] set_robust_list(0x7f69be90e9a0, 24 [pid 5854] read(202, [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5848] read(202, [pid 5856] <... set_robust_list resumed>) = 0 [pid 5854] <... read resumed>"\x01\x03\x10\x00", 1024) = 4 [pid 5852] <... writev resumed>) = 255 [pid 5849] rt_sigaction(SIGRT_1, {sa_handler=0x7f69be980ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f69be972080}, [pid 5848] <... read resumed>"\xff\x00\x04\x00", 4) = 4 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] read(202, [pid 5849] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] rt_sigaction(SIGRT_1, {sa_handler=0x7f69be980ed0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f69be972080}, [pid 5854] <... writev resumed>) = 255 [pid 5852] <... read resumed>"\x01\x09\x10\x00", 1024) = 4 [pid 5849] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] read(202, [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4 [pid 5849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x01\x10\x00", 1024) = 4 [pid 5849] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] <... read resumed>"\x01\x03\x0c\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] <... writev resumed>) = 13 [pid 5849] <... mmap resumed>) = 0x7f69be10e000 [pid 5848] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] <... writev resumed>) = 255 [pid 5852] read(202, [pid 5849] mprotect(0x7f69be10f000, 8388608, PROT_READ|PROT_WRITE [pid 5848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... writev resumed>) = 255 [pid 5854] read(202, [pid 5852] <... read resumed>"\x01\x05\x10\x00", 1024) = 4 [pid 5849] <... mprotect resumed>) = 0 [pid 5848] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x09\x10\x00", 1024) = 4 [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4 [pid 5849] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... mmap resumed>) = 0x7f69be10e000 [pid 5856] <... read resumed>"\x01\x03\x10\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4 [pid 5852] <... writev resumed>) = 14 [pid 5849] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] mprotect(0x7f69be10f000, 8388608, PROT_READ|PROT_WRITE [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] read(202, [pid 5848] <... mprotect resumed>) = 0 [pid 5854] <... writev resumed>) = 13 [pid 5852] <... read resumed>"\x01\x23\x0c\x00", 1024) = 4 [pid 5848] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] <... writev resumed>) = 255 [pid 5854] read(202, [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x05\x10\x00", 1024) = 4 [pid 5852] <... writev resumed>) = 255 [pid 5849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f69be90e990, parent_tid=0x7f69be90e990, exit_signal=0, stack=0x7f69be10e000, stack_size=0x800300, tls=0x7f69be90e6c0} [pid 5848] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5862 attached [pid 5856] <... read resumed>"\x01\x01\x10\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4 [pid 5852] read(202, [pid 5848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f69be90e990, parent_tid=0x7f69be90e990, exit_signal=0, stack=0x7f69be10e000, stack_size=0x800300, tls=0x7f69be90e6c0} [pid 5862] rseq(0x7f69be90efe0, 0x20, 0, 0x53053053 [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] <... writev resumed>) = 14 [pid 5852] <... read resumed>"\x01\x14\x0c\x00", 1024) = 4 [ 76.132602][ T5851] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 76.145370][ T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 76.147695][ T5855] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 76.168434][ T5859] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 ./strace-static-x86_64: Process 5863 attached [pid 5862] <... rseq resumed>) = 0 [pid 5856] <... writev resumed>) = 255 [pid 5854] read(202, [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5849] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5863] rseq(0x7f69be90efe0, 0x20, 0, 0x53053053 [pid 5862] set_robust_list(0x7f69be90e9a0, 24 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x23\x0c\x00", 1024) = 4 [pid 5852] <... writev resumed>) = 255 [pid 5849] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5863] <... rseq resumed>) = 0 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5856] <... read resumed>"\x01\x09\x10\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] read(202, [pid 5849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] set_robust_list(0x7f69be90e9a0, 24 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4 [pid 5854] <... writev resumed>) = 255 [pid 5852] <... read resumed>"\x01\x38\x0c\x00", 1024) = 4 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... writev resumed>) = 13 [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5849] ioctl(3, HCIDEVUP [pid 5848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] read(202, [pid 5854] read(202, [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] <... read resumed>"\x01\x03\x0c\x00", 1024) = 4 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x14\x0c\x00", 1024) = 4 [pid 5852] <... writev resumed>) = 255 [pid 5848] ioctl(3, HCIDEVUP [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5856] <... read resumed>"\x01\x05\x10\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] read(202, [pid 5863] read(202, [pid 5862] <... writev resumed>) = 255 [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4 [pid 5854] <... writev resumed>) = 255 [pid 5852] <... read resumed>"\x01\x39\x0c\x00", 1024) = 4 [pid 5863] <... read resumed>"\x01\x03\x0c\x00", 1024) = 4 [pid 5862] read(202, [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] <... read resumed>"\x01\x03\x10\x00", 1024) = 4 [pid 5856] <... writev resumed>) = 14 [pid 5854] read(202, [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5863] <... writev resumed>) = 255 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x38\x0c\x00", 1024) = 4 [pid 5852] <... writev resumed>) = 255 [pid 5863] read(202, [pid 5862] <... writev resumed>) = 255 [pid 5856] <... read resumed>"\x01\x23\x0c\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] read(202, [pid 5863] <... read resumed>"\x01\x03\x10\x00", 1024) = 4 [pid 5862] read(202, [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] <... writev resumed>) = 255 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] <... read resumed>"\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5863] <... writev resumed>) = 255 [pid 5862] <... read resumed>"\x01\x01\x10\x00", 1024) = 4 [pid 5856] <... writev resumed>) = 255 [pid 5854] read(202, [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5863] read(202, [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x39\x0c\x00", 1024) = 4 [pid 5863] <... read resumed>"\x01\x01\x10\x00", 1024) = 4 [pid 5862] <... writev resumed>) = 255 [pid 5856] <... read resumed>"\x01\x14\x0c\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] <... writev resumed>) = 255 [pid 5842] <... ioctl resumed>, 0) = -1 EALREADY (Operation already in progress) [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] read(202, [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] <... writev resumed>) = 255 [pid 5852] read(202, [pid 5842] ioctl(3, HCISETSCAN [pid 5863] <... writev resumed>) = 255 [pid 5862] <... read resumed>"\x01\x09\x10\x00", 1024) = 4 [pid 5856] <... writev resumed>) = 255 [pid 5854] read(202, [pid 5852] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5863] read(202, [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4 [pid 5856] read(202, [pid 5854] <... read resumed>"\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5852] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4 [pid 5863] <... read resumed>"\x01\x09\x10\x00", 1024) = 4 [pid 5862] <... writev resumed>) = 13 [pid 5856] <... read resumed>"\x01\x38\x0c\x00", 1024) = 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5852] <... writev resumed>) = 7 [pid 5842] <... ioctl resumed>, 0x7ffd7a913150) = 0 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4 [pid 5862] read(202, [pid 5842] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5863] <... writev resumed>) = 13 [pid 5862] <... read resumed>"\x01\x05\x10\x00", 1024) = 4 [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] <... writev resumed>) = 255 [pid 5852] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5843] <... ioctl resumed>, 0x1) = -1 EALREADY (Operation already in progress) [pid 5842] <... writev resumed>) = 13 [pid 5863] read(202, [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4 [pid 5856] <... writev resumed>) = 255 [pid 5854] read(202, [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] ioctl(3, HCISETSCAN [pid 5863] <... read resumed>"\x01\x05\x10\x00", 1024) = 4 [pid 5862] <... writev resumed>) = 14 [pid 5856] read(202, [pid 5852] madvise(0x7f69be10e000, 8372224, MADV_DONTNEED [pid 5842] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4 [pid 5862] read(202, [pid 5856] <... read resumed>"\x01\x39\x0c\x00", 1024) = 4 [pid 5854] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5852] <... madvise resumed>) = 0 [pid 5842] <... writev resumed>) = 14 [pid 5863] <... writev resumed>) = 14 [pid 5862] <... read resumed>"\x01\x23\x0c\x00", 1024) = 4 [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4 [pid 5863] read(202, [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5856] <... writev resumed>) = 255 [pid 5854] <... writev resumed>) = 7 [pid 5852] exit(0 [pid 5843] <... ioctl resumed>, 0x7ffd7a913150) = 0 [pid 5842] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3 [pid 5863] <... read resumed>"\x01\x23\x0c\x00", 1024) = 4 [pid 5862] <... writev resumed>) = 255 [pid 5856] read(202, [pid 5854] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5852] <... exit resumed>) = ? [pid 5843] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] read(202, [pid 5856] <... read resumed>"\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] +++ exited with 0 +++ [pid 5843] <... writev resumed>) = 13 [pid 5842] <... writev resumed>) = 14 [pid 5863] <... writev resumed>) = 255 [pid 5862] <... read resumed>"\x01\x14\x0c\x00", 1024) = 4 [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5854] madvise(0x7f69be10e000, 8372224, MADV_DONTNEED [pid 5843] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5863] read(202, [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5856] <... writev resumed>) = 255 [pid 5854] <... madvise resumed>) = 0 [pid 5843] <... writev resumed>) = 14 [pid 5842] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3 [pid 5863] <... read resumed>"\x01\x14\x0c\x00", 1024) = 4 [pid 5862] <... writev resumed>) = 255 [pid 5856] read(202, [pid 5854] exit(0 [pid 5843] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3 [pid 5842] <... writev resumed>) = 22 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] read(202, [pid 5854] <... exit resumed>) = ? [pid 5863] <... writev resumed>) = 255 [pid 5862] <... read resumed>"\x01\x38\x0c\x00", 1024) = 4 [pid 5854] +++ exited with 0 +++ [pid 5843] <... writev resumed>) = 14 [pid 5842] close(3 [pid 5863] read(202, [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5863] <... read resumed>"\x01\x38\x0c\x00", 1024) = 4 [pid 5862] <... writev resumed>) = 255 [ 76.169714][ T5859] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 76.175485][ T5859] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 76.177244][ T5859] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 76.184052][ T5859] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 76.185056][ T5859] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 76.188793][ T5859] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 76.192991][ T5859] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [pid 5843] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3 [pid 5842] <... close resumed>) = 0 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] read(202, [pid 5843] <... writev resumed>) = 22 [pid 5863] <... writev resumed>) = 255 [pid 5862] <... read resumed>"\x01\x39\x0c\x00", 1024) = 4 [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] read(202, [pid 5843] close(3 [pid 5863] <... read resumed>"\x01\x39\x0c\x00", 1024) = 4 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5843] <... close resumed>) = 0 [pid 5842] <... prctl resumed>) = 0 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] <... writev resumed>) = 255 [pid 5863] <... writev resumed>) = 255 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] getppid( [pid 5863] read(202, [pid 5862] read(202, [pid 5843] <... prctl resumed>) = 0 [pid 5863] <... read resumed>"\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5862] <... read resumed>"\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5843] getppid( [pid 5842] <... getppid resumed>) = 0 [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4 [pid 5843] <... getppid resumed>) = 0 [pid 5863] <... writev resumed>) = 255 [pid 5849] <... ioctl resumed>, 0x3) = -1 EALREADY (Operation already in progress) [pid 5848] <... ioctl resumed>, 0x4) = -1 EALREADY (Operation already in progress) [pid 5842] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5863] read(202, [pid 5843] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5862] <... writev resumed>) = 255 [pid 5849] ioctl(3, HCISETSCAN [pid 5848] ioctl(3, HCISETSCAN [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5863] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5862] read(202, [pid 5844] <... ioctl resumed>, 0x2) = -1 EALREADY (Operation already in progress) [pid 5843] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5842] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5863] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4 [pid 5862] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5844] ioctl(3, HCISETSCAN [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5863] <... writev resumed>) = 7 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4 [pid 5856] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5848] <... ioctl resumed>, 0x7ffd7a913150) = 0 [pid 5843] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5842] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5863] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5862] <... writev resumed>) = 7 [pid 5856] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4 [pid 5849] <... ioctl resumed>, 0x7ffd7a913150) = 0 [pid 5848] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5856] <... writev resumed>) = 7 [pid 5849] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5848] <... writev resumed>) = 13 [pid 5844] <... ioctl resumed>, 0x7ffd7a913150) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5863] madvise(0x7f69be10e000, 8372224, MADV_DONTNEED [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5849] <... writev resumed>) = 13 [pid 5848] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5844] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5843] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5842] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5863] <... madvise resumed>) = 0 [pid 5862] madvise(0x7f69be10e000, 8372224, MADV_DONTNEED [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5848] <... writev resumed>) = 14 [pid 5844] <... writev resumed>) = 13 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5863] exit(0 [pid 5862] <... madvise resumed>) = 0 [pid 5856] madvise(0x7f69be10e000, 8372224, MADV_DONTNEED [pid 5849] <... writev resumed>) = 14 [pid 5848] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3 [pid 5844] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5843] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5842] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5863] <... exit resumed>) = ? [pid 5862] exit(0 [pid 5856] <... madvise resumed>) = 0 [pid 5849] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3 [pid 5848] <... writev resumed>) = 14 [pid 5844] <... writev resumed>) = 14 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5863] +++ exited with 0 +++ [pid 5862] <... exit resumed>) = ? [pid 5856] exit(0 [pid 5849] <... writev resumed>) = 14 [pid 5848] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3 [pid 5844] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3 [pid 5843] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5862] +++ exited with 0 +++ [pid 5849] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3 [pid 5842] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5856] <... exit resumed>) = ? [pid 5849] <... writev resumed>) = 22 [pid 5848] <... writev resumed>) = 22 [pid 5844] <... writev resumed>) = 14 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5856] +++ exited with 0 +++ [pid 5849] close(3 [pid 5848] close(3 [pid 5844] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3 [pid 5843] unshare(CLONE_NEWNS [pid 5842] unshare(CLONE_NEWNS [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5844] <... writev resumed>) = 22 [pid 5844] close(3 [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... close resumed>) = 0 [pid 5849] <... prctl resumed>) = 0 [pid 5849] getppid( [pid 5848] <... prctl resumed>) = 0 [pid 5844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... unshare resumed>) = 0 [pid 5848] getppid( [pid 5844] <... prctl resumed>) = 0 [pid 5849] <... getppid resumed>) = 0 [pid 5848] <... getppid resumed>) = 0 [pid 5844] getppid( [pid 5843] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5849] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5848] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5844] <... getppid resumed>) = 0 [pid 5842] <... unshare resumed>) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5844] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5843] <... mount resumed>) = 0 [pid 5849] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5848] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5844] <... prlimit64 resumed>NULL) = 0 [pid 5842] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5843] unshare(CLONE_NEWIPC [pid 5849] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5848] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5844] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5843] <... unshare resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5844] <... prlimit64 resumed>NULL) = 0 [pid 5848] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5849] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5844] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5844] <... prlimit64 resumed>NULL) = 0 [pid 5842] unshare(CLONE_NEWIPC [pid 5849] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5848] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5844] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5843] unshare(CLONE_NEWCGROUP [pid 5842] <... unshare resumed>) = 0 [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5844] <... prlimit64 resumed>NULL) = 0 [pid 5849] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5848] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [ 76.195992][ T5859] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 76.198772][ T5859] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 76.201897][ T5860] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 76.202906][ T5860] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 76.204326][ T5860] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 76.205586][ T5860] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 76.205826][ T5860] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [pid 5844] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5849] <... prlimit64 resumed>NULL) = 0 [pid 5848] <... prlimit64 resumed>NULL) = 0 [pid 5844] <... prlimit64 resumed>NULL) = 0 [pid 5843] <... unshare resumed>) = 0 [pid 5842] unshare(CLONE_NEWCGROUP [pid 5848] unshare(CLONE_NEWNS [pid 5844] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5843] unshare(CLONE_NEWUTS [pid 5842] <... unshare resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5844] <... prlimit64 resumed>NULL) = 0 [pid 5843] <... unshare resumed>) = 0 [pid 5842] unshare(CLONE_NEWUTS [pid 5849] unshare(CLONE_NEWNS [pid 5844] unshare(CLONE_NEWNS [pid 5842] <... unshare resumed>) = 0 [pid 5849] <... unshare resumed>) = 0 [pid 5844] <... unshare resumed>) = 0 [pid 5843] unshare(CLONE_SYSVSEM [pid 5842] unshare(CLONE_SYSVSEM [pid 5843] <... unshare resumed>) = 0 [pid 5842] <... unshare resumed>) = 0 [pid 5849] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5848] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5844] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5843] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5849] unshare(CLONE_NEWIPC [pid 5848] unshare(CLONE_NEWIPC [pid 5844] <... mount resumed>) = 0 [pid 5842] write(3, "16777216", 8 [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5844] unshare(CLONE_NEWIPC [pid 5843] write(3, "16777216", 8 [pid 5842] <... write resumed>) = 8 [pid 5843] <... write resumed>) = 8 [pid 5842] close(3 [pid 5844] <... unshare resumed>) = 0 [pid 5848] unshare(CLONE_NEWCGROUP [pid 5843] close(3 [pid 5842] <... close resumed>) = 0 [pid 5849] unshare(CLONE_NEWCGROUP [pid 5843] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5844] unshare(CLONE_NEWCGROUP [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5842] <... openat resumed>) = 3 [pid 5849] unshare(CLONE_NEWUTS [pid 5848] unshare(CLONE_NEWUTS [pid 5843] <... openat resumed>) = 3 [pid 5844] <... unshare resumed>) = 0 [pid 5849] <... unshare resumed>) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5844] unshare(CLONE_NEWUTS [pid 5849] unshare(CLONE_SYSVSEM [pid 5844] <... unshare resumed>) = 0 [pid 5843] write(3, "536870912", 9 [pid 5842] write(3, "536870912", 9 [pid 5849] <... unshare resumed>) = 0 [pid 5848] unshare(CLONE_SYSVSEM [pid 5844] unshare(CLONE_SYSVSEM [pid 5843] <... write resumed>) = 9 [pid 5842] <... write resumed>) = 9 [pid 5848] <... unshare resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5844] <... unshare resumed>) = 0 [pid 5843] close(3 [pid 5842] close(3 [pid 5849] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5844] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5843] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5849] write(3, "16777216", 8 [pid 5848] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5849] <... write resumed>) = 8 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5849] close(3 [pid 5848] write(3, "16777216", 8 [pid 5844] write(3, "16777216", 8 [pid 5849] <... close resumed>) = 0 [pid 5848] <... write resumed>) = 8 [pid 5844] <... write resumed>) = 8 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5848] close(3 [pid 5844] close(3 [pid 5843] write(3, "1024", 4 [pid 5842] write(3, "1024", 4 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5843] <... write resumed>) = 4 [pid 5849] write(3, "536870912", 9 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5844] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5843] close(3 [pid 5842] <... write resumed>) = 4 [pid 5849] <... write resumed>) = 9 [pid 5848] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] close(3 [pid 5849] close(3) = 0 [pid 5844] write(3, "536870912", 9 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5848] write(3, "536870912", 9 [pid 5844] <... write resumed>) = 9 [pid 5843] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... write resumed>) = 9 [pid 5844] close(3 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5849] write(3, "1024", 4 [pid 5848] close(3 [pid 5844] <... close resumed>) = 0 [pid 5843] write(3, "8192", 4 [pid 5849] <... write resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5843] <... write resumed>) = 4 [pid 5842] <... openat resumed>) = 3 [pid 5849] close(3 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5844] <... openat resumed>) = 3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5843] close(3 [pid 5842] write(3, "8192", 4 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5844] write(3, "1024", 4 [pid 5843] <... close resumed>) = 0 [pid 5842] <... write resumed>) = 4 [pid 5849] <... openat resumed>) = 3 [pid 5848] write(3, "1024", 4 [pid 5844] <... write resumed>) = 4 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5842] close(3 [pid 5849] write(3, "8192", 4 [pid 5848] <... write resumed>) = 4 [pid 5844] close(3 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... close resumed>) = 0 [pid 5849] <... write resumed>) = 4 [pid 5848] close(3 [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5844] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5848] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5843] write(3, "1024", 4 [pid 5849] <... openat resumed>) = 3 [pid 5848] write(3, "8192", 4 [pid 5844] write(3, "8192", 4 [pid 5843] <... write resumed>) = 4 [pid 5842] <... openat resumed>) = 3 [pid 5849] write(3, "1024", 4 [pid 5848] <... write resumed>) = 4 [pid 5844] <... write resumed>) = 4 [pid 5843] close(3 [pid 5842] write(3, "1024", 4 [pid 5849] <... write resumed>) = 4 [pid 5848] close(3 [pid 5844] close(3 [pid 5843] <... close resumed>) = 0 [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5842] <... write resumed>) = 4 [pid 5849] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5844] <... close resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5842] close(3 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5848] <... openat resumed>) = 3 [pid 5844] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5849] <... openat resumed>) = 3 [pid 5848] write(3, "1024", 4 [pid 5844] <... openat resumed>) = 3 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... close resumed>) = 0 [pid 5849] write(3, "1024", 4 [pid 5848] <... write resumed>) = 4 [pid 5848] close(3 [pid 5844] write(3, "1024", 4 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5849] <... write resumed>) = 4 [pid 5848] <... close resumed>) = 0 [pid 5844] <... write resumed>) = 4 [pid 5843] write(3, "1024", 4 [pid 5842] <... openat resumed>) = 3 [pid 5849] close(3 [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5844] close(3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5843] <... write resumed>) = 4 [pid 5844] <... close resumed>) = 0 [pid 5842] write(3, "1024", 4 [pid 5849] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5844] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5843] close(3 [pid 5842] <... write resumed>) = 4 [pid 5848] write(3, "1024", 4 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... write resumed>) = 4 [pid 5844] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] close(3 [pid 5849] write(3, "1024 1048576 500 1024", 21 [pid 5848] close(3 [pid 5844] write(3, "1024", 4 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5849] <... write resumed>) = 21 [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5844] <... write resumed>) = 4 [pid 5843] <... openat resumed>) = 3 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5849] <... close resumed>) = 0 [pid 5844] close(3 [pid 5842] <... openat resumed>) = 3 [pid 5849] getpid( [pid 5848] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5849] <... getpid resumed>) = 1 [pid 5848] <... openat resumed>) = 3 [pid 5844] <... close resumed>) = 0 [pid 5843] write(3, "1024 1048576 500 1024", 21 [pid 5842] write(3, "1024 1048576 500 1024", 21 [pid 5849] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5842] <... write resumed>) = 21 [pid 5849] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5844] <... openat resumed>) = 3 [pid 5843] <... write resumed>) = 21 [pid 5842] close(3 [pid 5849] <... capset resumed>) = 0 [pid 5848] write(3, "1024 1048576 500 1024", 21 [pid 5844] write(3, "1024 1048576 500 1024", 21 [pid 5843] close(3 [pid 5849] unshare(CLONE_NEWNET [pid 5848] <... write resumed>) = 21 [pid 5842] <... close resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5848] close(3 [pid 5844] <... write resumed>) = 21 [pid 5842] getpid( [pid 5848] <... close resumed>) = 0 [pid 5843] getpid() = 1 [pid 5848] getpid( [pid 5844] close(3 [pid 5842] <... getpid resumed>) = 1 [pid 5844] <... close resumed>) = 0 [pid 5843] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5842] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5844] getpid( [pid 5843] <... capget resumed>{effective=1<{effective=1<) = 1 [pid 5844] <... getpid resumed>) = 1 [pid 5843] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5842] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5844] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5843] <... capset resumed>) = 0 [pid 5842] <... capset resumed>) = 0 [pid 5848] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5844] <... capget resumed>{effective=1< [pid 5842] unshare(CLONE_NEWNET [pid 5848] <... capget resumed>{effective=1< 9 [ 76.210297][ T5860] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 76.218048][ T5846] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 76.225463][ T5860] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 76.229686][ T5860] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 76.237720][ T5847] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 76.240465][ T5860] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [pid 5844] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5848] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5844] <... capset resumed>) = 0 [pid 5848] <... capset resumed>) = 0 [pid 5844] unshare(CLONE_NEWNET [pid 5848] unshare(CLONE_NEWNET [pid 5849] <... unshare resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5849] write(3, "0 65535", 7) = 7 [pid 5849] close(3) = 0 [pid 5849] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5849] write(3, "100000", 6) = 6 [pid 5849] close(3) = 0 [pid 5849] mkdir("./syz-tmp", 0777) = 0 [pid 5849] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0 [pid 5849] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 5849] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 5849] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5849] mkdir("./syz-tmp/newroot/proc", 0700) = 0 [pid 5843] <... unshare resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5849] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5848] <... unshare resumed>) = 0 [pid 5844] <... unshare resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5849] <... mount resumed>) = 0 [pid 5849] mkdir("./syz-tmp/newroot/selinux", 0700) = 0 [pid 5843] write(3, "0 65535", 7 [pid 5848] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5843] <... write resumed>) = 7 [pid 5843] close(3) = 0 [pid 5843] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5848] <... openat resumed>) = 3 [pid 5849] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] write(3, "0 65535", 7 [pid 5843] <... openat resumed>) = 3 [pid 5848] <... write resumed>) = 7 [pid 5849] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5843] write(3, "100000", 6) = 6 [pid 5843] close(3) = 0 [pid 5843] mkdir("./syz-tmp", 0777 [pid 5849] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] close(3 [pid 5843] <... mkdir resumed>) = 0 [pid 5849] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5848] <... close resumed>) = 0 [pid 5849] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5844] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5848] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5843] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5849] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] write(3, "100000", 6 [pid 5844] write(3, "0 65535", 7 [pid 5843] <... mount resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5848] <... write resumed>) = 6 [pid 5844] <... write resumed>) = 7 [pid 5843] mkdir("./syz-tmp/newroot", 0777 [pid 5842] <... unshare resumed>) = 0 [pid 5848] close(3) = 0 [pid 5848] mkdir("./syz-tmp", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5842] write(3, "0 65535", 7 [pid 5849] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5844] close(3 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... write resumed>) = 7 [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5842] close(3 [pid 5844] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5848] mkdir("./syz-tmp/newroot", 0777 [pid 5849] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] <... openat resumed>) = 3 [pid 5843] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] write(3, "100000", 6 [pid 5842] write(3, "100000", 6 [pid 5848] <... mkdir resumed>) = 0 [pid 5844] <... write resumed>) = 6 [pid 5844] close(3) = 0 [pid 5842] <... write resumed>) = 6 [pid 5849] <... mount resumed>) = 0 [pid 5844] mkdir("./syz-tmp", 0777 [pid 5842] close(3 [pid 5849] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5843] <... mount resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5844] <... mkdir resumed>) = 0 [pid 5844] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] mkdir("./syz-tmp", 0777 [pid 5848] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5844] <... mount resumed>) = 0 [pid 5843] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5844] mkdir("./syz-tmp/newroot", 0777 [pid 5843] <... mount resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5848] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5849] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] <... mkdir resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5842] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5849] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5844] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5843] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5848] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5849] mkdir("./syz-tmp/pivot", 0777 [pid 5844] <... mkdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5843] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] mkdir("./syz-tmp/newroot", 0777 [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5849] <... mkdir resumed>) = 0 [pid 5844] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] <... mkdir resumed>) = 0 [pid 5849] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5848] <... mount resumed>) = 0 [pid 5848] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5844] <... mount resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5844] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5848] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... pivot_root resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5842] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5849] chdir("/" [pid 5848] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5844] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5849] <... chdir resumed>) = 0 [pid 5843] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] umount2("./pivot", MNT_DETACH [pid 5848] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] <... mount resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5842] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5843] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5844] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5843] <... mount resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5842] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5849] <... umount2 resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5843] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] chroot("./newroot" [pid 5844] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mount resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5849] <... chroot resumed>) = 0 [pid 5844] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5843] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5849] chdir("/" [pid 5844] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] <... mount resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5849] <... chdir resumed>) = 0 [pid 5848] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5842] <... mount resumed>) = 0 [pid 5849] mkdir("/dev/gadgetfs", 0777 [pid 5843] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5848] <... mount resumed>) = 0 [pid 5842] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5849] <... mkdir resumed>) = 0 [pid 5844] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5849] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5848] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] <... mkdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5842] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5848] <... mount resumed>) = 0 [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5842] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mount resumed>) = 0 [pid 5848] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mkdir("/dev/binderfs", 0777 [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5848] <... mount resumed>) = 0 [pid 5844] <... mount resumed>) = 0 [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5844] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mkdir("./syz-tmp/pivot", 0777 [pid 5842] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5848] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5844] <... mount resumed>) = 0 [pid 5843] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5842] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5848] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5842] <... mount resumed>) = 0 [pid 5844] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mount resumed>) = 0 [pid 5848] mkdir("./syz-tmp/pivot", 0777 [pid 5843] <... pivot_root resumed>) = 0 [pid 5842] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5848] <... mkdir resumed>) = 0 [pid 5844] <... mount resumed>) = 0 [pid 5849] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5843] chdir("/" [pid 5842] <... mount resumed>) = 0 [pid 5849] mkdir("./0", 0777 [pid 5844] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... pivot_root resumed>) = 0 [pid 5843] <... chdir resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5844] <... mount resumed>) = 0 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5848] chdir("/" [pid 5844] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5843] umount2("./pivot", MNT_DETACH [pid 5842] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5849] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5848] <... chdir resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5849] close(3 [pid 5848] umount2("./pivot", MNT_DETACH [pid 5842] <... mount resumed>) = 0 [pid 5844] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 5849] <... close resumed>) = 0 [pid 5844] mkdir("./syz-tmp/pivot", 0777 [pid 5842] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... mkdir resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5844] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 5842] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL./strace-static-x86_64: Process 5871 attached [pid 5844] chdir("/" [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5871] set_robust_list(0x55558af186a0, 24 [pid 5849] <... clone resumed>, child_tidptr=0x55558af18690) = 3 [pid 5842] mkdir("./syz-tmp/pivot", 0777 [pid 5844] <... chdir resumed>) = 0 [pid 5844] umount2("./pivot", MNT_DETACH [pid 5871] <... set_robust_list resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5842] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5871] chdir("./0" [pid 5848] <... umount2 resumed>) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5842] <... pivot_root resumed>) = 0 [pid 5871] <... chdir resumed>) = 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] chdir("/" [pid 5871] <... prctl resumed>) = 0 [pid 5871] setpgid(0, 0 [pid 5848] chroot("./newroot" [pid 5843] chroot("./newroot" [pid 5842] <... chdir resumed>) = 0 [pid 5871] <... setpgid resumed>) = 0 [pid 5848] <... chroot resumed>) = 0 [pid 5843] <... chroot resumed>) = 0 [pid 5842] umount2("./pivot", MNT_DETACH [pid 5843] chdir("/" [pid 5848] chdir("/" [pid 5843] <... chdir resumed>) = 0 [pid 5848] <... chdir resumed>) = 0 [pid 5848] mkdir("/dev/gadgetfs", 0777 [pid 5843] mkdir("/dev/gadgetfs", 0777 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5843] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5848] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = 0 [pid 5843] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5871] <... openat resumed>) = 3 [pid 5848] mkdir("/dev/binderfs", 0777 [pid 5871] write(3, "1000", 4 [pid 5844] <... umount2 resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5843] mkdir("/dev/binderfs", 0777 [pid 5871] <... write resumed>) = 4 [pid 5848] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5844] chroot("./newroot" [pid 5843] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5871] close(3 [pid 5843] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5844] <... chroot resumed>) = 0 [pid 5871] <... close resumed>) = 0 [pid 5848] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5844] chdir("/" [pid 5871] symlink("/dev/binderfs", "./binderfs" [pid 5843] <... mount resumed>) = 0 [pid 5871] <... symlink resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5844] <... chdir resumed>) = 0 [pid 5871] write(1, "executing program\n", 18executing program [pid 5844] mkdir("/dev/gadgetfs", 0777 [pid 5843] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5871] <... write resumed>) = 18 [pid 5848] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5844] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5843] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] memfd_create("syzkaller", 0 [pid 5848] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5848] mkdir("./0", 0777 [pid 5843] mkdir("./0", 0777 [pid 5844] <... mount resumed>) = 0 [pid 5871] <... memfd_create resumed>) = 3 [pid 5843] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] mkdir("/dev/binderfs", 0777 [pid 5871] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5844] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5842] <... umount2 resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5844] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5842] chroot("./newroot" [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5843] <... openat resumed>) = 3 [pid 5844] <... mount resumed>) = 0 [pid 5842] <... chroot resumed>) = 0 [pid 5848] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5848] close(3 [pid 5844] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5842] chdir("/" [pid 5848] <... close resumed>) = 0 [pid 5843] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5842] <... chdir resumed>) = 0 [pid 5843] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] <... close resumed>) = 0 ./strace-static-x86_64: Process 5872 attached [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] mkdir("/dev/gadgetfs", 0777 [pid 5872] set_robust_list(0x55558af186a0, 24 [pid 5842] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5872] <... set_robust_list resumed>) = 0 [pid 5872] chdir("./0" [pid 5844] mkdir("./0", 0777 [pid 5842] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5844] <... mkdir resumed>) = 0 [pid 5872] <... chdir resumed>) = 0 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] setpgid(0, 0) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5873 attached ) = 3 [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5842] <... mount resumed>) = 0 [pid 5872] write(3, "1000", 4) = 4 [pid 5844] <... openat resumed>) = 3 [pid 5872] close(3) = 0 [pid 5873] set_robust_list(0x55558af186a0, 24 [pid 5872] symlink("/dev/binderfs", "./binderfs" [pid 5873] <... set_robust_list resumed>) = 0 [pid 5872] <... symlink resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55558af18690) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5843] <... clone resumed>, child_tidptr=0x55558af18690) = 3 [pid 5842] mkdir("/dev/binderfs", 0777 [pid 5873] chdir("./0" [pid 5844] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5872] write(1, "executing program\n", 18 [pid 5842] <... mkdir resumed>) = -1 EEXIST (File exists) executing program [pid 5872] <... write resumed>) = 18 [pid 5842] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5872] memfd_create("syzkaller", 0 [pid 5873] <... chdir resumed>) = 0 [pid 5872] <... memfd_create resumed>) = 3 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5873] <... prctl resumed>) = 0 [pid 5872] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5842] <... mount resumed>) = 0 [pid 5873] setpgid(0, 0 [pid 5844] close(3 [pid 5842] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULLexecuting program [pid 5844] <... close resumed>) = 0 [pid 5842] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5873] <... setpgid resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "1000", 4) = 4 [pid 5873] close(3) = 0 [pid 5873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5873] write(1, "executing program\n", 18) = 18 [pid 5873] memfd_create("syzkaller", 0) = 3 [pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] mkdir("./0", 0777./strace-static-x86_64: Process 5874 attached [pid 5874] set_robust_list(0x55558af186a0, 24 [pid 5842] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5874] <... set_robust_list resumed>) = 0 [pid 5874] chdir("./0" [pid 5842] <... openat resumed>) = 3 [pid 5844] <... clone resumed>, child_tidptr=0x55558af18690) = 3 [pid 5874] <... chdir resumed>) = 0 [pid 5842] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5842] close(3) = 0 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5874] setpgid(0, 0 [pid 5842] <... clone resumed>, child_tidptr=0x55558af18690) = 3 [pid 5874] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5875 attached [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] set_robust_list(0x55558af186a0, 24) = 0 [pid 5875] chdir("./0") = 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5874] <... openat resumed>) = 3 [pid 5874] write(3, "1000", 4) = 4 [pid 5875] write(3, "1000", 4 [pid 5874] close(3 [pid 5875] <... write resumed>) = 4 [pid 5874] <... close resumed>) = 0 [pid 5875] close(3 [pid 5874] symlink("/dev/binderfs", "./binderfs" [pid 5875] <... close resumed>) = 0 [pid 5875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5874] <... symlink resumed>) = 0 [pid 5875] write(1, "executing program\n", 18executing program executing program [pid 5874] write(1, "executing program\n", 18 [pid 5875] <... write resumed>) = 18 [pid 5874] <... write resumed>) = 18 [pid 5875] memfd_create("syzkaller", 0 [pid 5874] memfd_create("syzkaller", 0 [pid 5875] <... memfd_create resumed>) = 3 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5874] <... memfd_create resumed>) = 3 [pid 5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5871] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5874] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5873] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5872] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5875] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5871] <... write resumed>) = 16777216 [pid 5871] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5873] <... write resumed>) = 16777216 [pid 5871] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5871] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5871] close(3) = 0 [pid 5871] close(4) = 0 [pid 5873] munmap(0x7f69b5d0e000, 138412032 [pid 5871] mkdir("./file0", 0777) = 0 [pid 5871] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5872] <... write resumed>) = 16777216 [pid 5872] munmap(0x7f69b5d0e000, 138412032 [pid 5873] <... munmap resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5873] ioctl(4, LOOP_SET_FD, 3 [pid 5871] <... mount resumed>) = 0 [pid 5871] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5871] chdir("./file0") = 0 [pid 5871] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5871] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5871] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5871] memfd_create("syzkaller", 0) = 4 [pid 5871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 77.469709][ T5871] loop4: detected capacity change from 0 to 32768 [pid 5872] <... munmap resumed>) = 0 [pid 5875] <... write resumed>) = 16777216 [pid 5873] <... ioctl resumed>) = 0 [pid 5875] munmap(0x7f69b5d0e000, 138412032 [pid 5873] close(3) = 0 [pid 5872] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5872] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5872] close(3) = 0 [pid 5872] close(4 [pid 5873] close(4 [pid 5872] <... close resumed>) = 0 [pid 5875] <... munmap resumed>) = 0 [pid 5874] <... write resumed>) = 16777216 [pid 5873] <... close resumed>) = 0 [pid 5872] mkdir("./file0", 0777 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5873] mkdir("./file0", 0777 [pid 5872] <... mkdir resumed>) = 0 [pid 5872] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5875] <... openat resumed>) = 4 [pid 5873] <... mkdir resumed>) = 0 [pid 5875] ioctl(4, LOOP_SET_FD, 3 [pid 5873] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5875] <... ioctl resumed>) = 0 [pid 5875] close(3 [pid 5874] munmap(0x7f69b5d0e000, 138412032 [pid 5875] <... close resumed>) = 0 [pid 5875] close(4) = 0 [pid 5875] mkdir("./file0", 0777) = 0 [ 77.508833][ T5873] loop1: detected capacity change from 0 to 32768 [ 77.528246][ T5872] loop3: detected capacity change from 0 to 32768 [pid 5875] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5873] <... mount resumed>) = 0 [pid 5873] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5873] chdir("./file0") = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5873] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5873] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5873] memfd_create("syzkaller", 0) = 4 [pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5875] <... mount resumed>) = 0 [pid 5875] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5875] chdir("./file0") = 0 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5875] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5874] <... munmap resumed>) = 0 [pid 5875] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5875] memfd_create("syzkaller", 0) = 4 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5874] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5875] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5874] <... openat resumed>) = 4 [ 77.558357][ T5875] loop0: detected capacity change from 0 to 32768 [pid 5874] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5872] <... mount resumed>) = 0 [pid 5874] close(3 [pid 5872] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5874] <... close resumed>) = 0 [pid 5872] chdir("./file0" [pid 5874] close(4 [pid 5872] <... chdir resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5874] <... close resumed>) = 0 [pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5874] mkdir("./file0", 0777 [pid 5872] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5874] <... mkdir resumed>) = 0 [pid 5872] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5874] mount("/dev/loop2", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5872] memfd_create("syzkaller", 0) = 4 [pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5871] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5874] <... mount resumed>) = 0 [pid 5874] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5874] chdir("./file0") = 0 [ 77.623418][ T5874] loop2: detected capacity change from 0 to 32768 [pid 5874] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5874] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5874] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5874] memfd_create("syzkaller", 0) = 4 [pid 5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5873] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5872] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5875] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5874] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5871] <... write resumed>) = 16777216 [pid 5871] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5871] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5871] close(4 [pid 5873] <... write resumed>) = 16777216 [ 78.238388][ T5851] Bluetooth: hci1: command tx timeout [ 78.253872][ T5851] Bluetooth: hci0: command tx timeout [pid 5873] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5873] close(4 [pid 5875] <... write resumed>) = 16777216 [pid 5872] <... write resumed>) = 16777216 [pid 5871] <... close resumed>) = 0 [pid 5875] munmap(0x7f69b5d0e000, 138412032 [pid 5872] munmap(0x7f69b5d0e000, 138412032 [pid 5871] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5871] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5871] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5871] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5871] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5871] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5871] close(3) = 0 [pid 5871] close(4) = -1 EBADF (Bad file descriptor) [pid 5871] close(5) = -1 EBADF (Bad file descriptor) [pid 5871] close(6) = -1 EBADF (Bad file descriptor) [pid 5871] close(7) = -1 EBADF (Bad file descriptor) [pid 5871] close(8 [pid 5872] <... munmap resumed>) = 0 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] close(9) = -1 EBADF (Bad file descriptor) [pid 5871] close(10) = -1 EBADF (Bad file descriptor) [pid 5871] close(11) = -1 EBADF (Bad file descriptor) [pid 5871] close(12) = -1 EBADF (Bad file descriptor) [pid 5871] close(13) = -1 EBADF (Bad file descriptor) [pid 5871] close(14) = -1 EBADF (Bad file descriptor) [pid 5871] close(15) = -1 EBADF (Bad file descriptor) [pid 5871] close(16) = -1 EBADF (Bad file descriptor) [pid 5871] close(17) = -1 EBADF (Bad file descriptor) [pid 5871] close(18) = -1 EBADF (Bad file descriptor) [pid 5871] close(19) = -1 EBADF (Bad file descriptor) [pid 5871] close(20) = -1 EBADF (Bad file descriptor) [pid 5871] close(21) = -1 EBADF (Bad file descriptor) [pid 5875] <... munmap resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5871] close(22) = -1 EBADF (Bad file descriptor) [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 78.318084][ T5851] Bluetooth: hci2: command tx timeout [ 78.318113][ T5851] Bluetooth: hci3: command tx timeout [ 78.318121][ T59] Bluetooth: hci4: command tx timeout [pid 5872] close(4 [pid 5871] close(23) = -1 EBADF (Bad file descriptor) [pid 5871] close(24) = -1 EBADF (Bad file descriptor) [pid 5871] close(25) = -1 EBADF (Bad file descriptor) [pid 5871] close(26) = -1 EBADF (Bad file descriptor) [pid 5875] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] close(27) = -1 EBADF (Bad file descriptor) [pid 5871] close(28) = -1 EBADF (Bad file descriptor) [pid 5871] close(29) = -1 EBADF (Bad file descriptor) [pid 5875] close(4 [pid 5871] exit_group(0) = ? [pid 5871] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=46 /* 0.46 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] <... close resumed>) = 0 [pid 5874] <... write resumed>) = 16777216 [pid 5873] lseek(-1, 2, SEEK_DATA [pid 5874] munmap(0x7f69b5d0e000, 138412032 [pid 5873] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... munmap resumed>) = 0 [pid 5873] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5873] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5873] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5873] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5873] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5873] close(3) = 0 [pid 5873] close(4) = -1 EBADF (Bad file descriptor) [pid 5873] close(5) = -1 EBADF (Bad file descriptor) [pid 5873] close(6) = -1 EBADF (Bad file descriptor) [pid 5873] close(7) = -1 EBADF (Bad file descriptor) [pid 5873] close(8) = -1 EBADF (Bad file descriptor) [pid 5873] close(9) = -1 EBADF (Bad file descriptor) [pid 5873] close(10) = -1 EBADF (Bad file descriptor) [pid 5873] close(11) = -1 EBADF (Bad file descriptor) [pid 5873] close(12) = -1 EBADF (Bad file descriptor) [pid 5873] close(13) = -1 EBADF (Bad file descriptor) [pid 5873] close(14) = -1 EBADF (Bad file descriptor) [pid 5873] close(15) = -1 EBADF (Bad file descriptor) [pid 5873] close(16) = -1 EBADF (Bad file descriptor) [pid 5873] close(17) = -1 EBADF (Bad file descriptor) [pid 5873] close(18) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5873] close(19) = -1 EBADF (Bad file descriptor) [pid 5873] close(20) = -1 EBADF (Bad file descriptor) [pid 5873] close(21) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5873] close(22) = -1 EBADF (Bad file descriptor) [pid 5873] close(23) = -1 EBADF (Bad file descriptor) [pid 5873] close(24) = -1 EBADF (Bad file descriptor) [pid 5873] close(25) = -1 EBADF (Bad file descriptor) [pid 5874] close(4 [pid 5873] close(26) = -1 EBADF (Bad file descriptor) [pid 5873] close(27 [pid 5849] <... umount2 resumed>) = 0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(28) = -1 EBADF (Bad file descriptor) [pid 5873] close(29) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] exit_group(0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5873] <... exit_group resumed>) = ? [pid 5849] newfstatat(AT_FDCWD, "./0/file0", [pid 5873] +++ exited with 0 +++ [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=13 /* 0.13 s */, si_stime=34 /* 0.34 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5849] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5849] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5843] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5849] close(4 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... close resumed>) = 0 [pid 5843] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] rmdir("./0/file0") = 0 [pid 5843] <... openat resumed>) = 3 [pid 5849] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5843] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5849] unlink("./0/binderfs" [pid 5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./0") = 0 [pid 5849] mkdir("./1", 0777 [pid 5872] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5872] lseek(-1, 2, SEEK_DATA [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5872] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5872] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5843] <... umount2 resumed>) = 0 [pid 5872] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5849] <... ioctl resumed>) = 0 [pid 5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] sendfile(-1, -1, NULL, 553647746 [pid 5849] close(3 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] pwrite64(-1, "", 0, 3708 [pid 5843] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] truncate(NULL, 7 [pid 5843] <... openat resumed>) = 4 [pid 5872] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5872] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5843] newfstatat(4, "", [pid 5872] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5872] close(3 [pid 5843] getdents64(4, [pid 5872] <... close resumed>) = 0 [pid 5843] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5872] close(4 [pid 5843] getdents64(4, [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5872] close(5 [pid 5843] close(4 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... close resumed>) = 0 [pid 5872] close(6 [pid 5843] rmdir("./0/file0" [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... rmdir resumed>) = 0 [pid 5872] close(7 [pid 5843] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] close(8 [pid 5843] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] close(9 [pid 5843] unlink("./0/binderfs" [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... unlink resumed>) = 0 [pid 5872] close(10 [pid 5843] getdents64(3, [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5872] close(11 [pid 5843] close(3 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... close resumed>) = 0 [pid 5872] close(12 [pid 5843] rmdir("./0" [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... rmdir resumed>) = 0 [pid 5872] close(13 [pid 5843] mkdir("./1", 0777 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... mkdir resumed>) = 0 [pid 5872] close(14 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... openat resumed>) = 3 [pid 5872] close(15 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... ioctl resumed>) = 0 [pid 5872] close(16 [pid 5843] close(3 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(17 [pid 5875] <... close resumed>) = 0 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(18) = -1 EBADF (Bad file descriptor) [pid 5872] close(19 [pid 5875] lseek(-1, 2, SEEK_DATA [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(20) = -1 EBADF (Bad file descriptor) [pid 5872] close(21) = -1 EBADF (Bad file descriptor) [pid 5872] close(22 [pid 5875] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5872] close(23 [pid 5875] pwrite64(-1, "", 0, 3708 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(24 [pid 5875] truncate(NULL, 7 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5872] close(25 [pid 5875] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(26 [pid 5875] close(3 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(27) = -1 EBADF (Bad file descriptor) [pid 5872] close(28) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = 0 [pid 5872] close(29 [pid 5875] close(4 [pid 5872] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] exit_group(0 [pid 5875] close(5 [pid 5872] <... exit_group resumed>) = ? [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=18 /* 0.18 s */, si_stime=37 /* 0.37 s */} --- [pid 5875] close(6) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5875] close(7 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(8) = -1 EBADF (Bad file descriptor) [pid 5875] close(9) = -1 EBADF (Bad file descriptor) [pid 5875] close(10 [pid 5848] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(11 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(12 [pid 5848] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... openat resumed>) = 3 [pid 5875] close(13 [pid 5848] newfstatat(3, "", [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(14 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 5875] close(15) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5875] close(16 [pid 5848] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... close resumed>) = 0 [pid 5875] close(17) = -1 EBADF (Bad file descriptor) [pid 5875] close(18) = -1 EBADF (Bad file descriptor) [pid 5875] close(19) = -1 EBADF (Bad file descriptor) [pid 5875] close(20) = -1 EBADF (Bad file descriptor) [pid 5875] close(21) = -1 EBADF (Bad file descriptor) [pid 5875] close(22 [pid 5874] lseek(-1, 2, SEEK_DATA [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(23 [pid 5874] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5875] close(24 [pid 5874] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] sendfile(-1, -1, NULL, 553647746 [pid 5875] close(25 [pid 5874] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] pwrite64(-1, "", 0, 3708 [pid 5875] close(26 [pid 5874] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] truncate(NULL, 7 [pid 5875] close(27 [pid 5874] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5875] close(28 [pid 5874] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(3 [pid 5875] close(29 [pid 5874] <... close resumed>) = 0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(4 [pid 5875] exit_group(0 [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... exit_group resumed>) = ? [pid 5874] close(5 [pid 5875] +++ exited with 0 +++ [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(6) = -1 EBADF (Bad file descriptor) [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=44 /* 0.44 s */} --- [pid 5874] close(7 [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(8) = -1 EBADF (Bad file descriptor) [pid 5874] close(9) = -1 EBADF (Bad file descriptor) [pid 5874] close(10) = -1 EBADF (Bad file descriptor) [pid 5874] close(11) = -1 EBADF (Bad file descriptor) [pid 5874] close(12 [pid 5848] <... umount2 resumed>) = 0 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(13) = -1 EBADF (Bad file descriptor) [pid 5874] close(14) = -1 EBADF (Bad file descriptor) [pid 5874] close(15) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] close(16) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] close(17 [pid 5842] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... openat resumed>) = 3 [pid 5874] close(18) = -1 EBADF (Bad file descriptor) [pid 5874] close(19) = -1 EBADF (Bad file descriptor) [pid 5874] close(20) = -1 EBADF (Bad file descriptor) [pid 5874] close(21 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(3, "", [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(AT_FDCWD, "./0/file0", [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5874] close(22 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] getdents64(3, [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5874] close(23 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] close(24 [pid 5848] <... openat resumed>) = 4 [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(25) = -1 EBADF (Bad file descriptor) [pid 5848] newfstatat(4, "", [pid 5874] close(26) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5874] close(27 [pid 5848] getdents64(4, [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5874] close(28 [pid 5848] getdents64(4, [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5874] close(29) = -1 EBADF (Bad file descriptor) [pid 5848] close(4 [pid 5874] exit_group(0 [pid 5848] <... close resumed>) = 0 [pid 5874] <... exit_group resumed>) = ? [pid 5848] rmdir("./0/file0" [pid 5874] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=49 /* 0.49 s */} --- [pid 5844] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5848] <... rmdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./0/binderfs") = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./0") = 0 [pid 5848] mkdir("./1", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3 [pid 5849] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached [pid 5879] set_robust_list(0x55558af186a0, 24 [pid 5849] <... clone resumed>, child_tidptr=0x55558af18690) = 4 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5879] chdir("./1" [pid 5842] <... openat resumed>) = 4 [pid 5842] newfstatat(4, "", [pid 5879] <... chdir resumed>) = 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5879] <... prctl resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./0/file0", [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] getdents64(4, [pid 5879] setpgid(0, 0 [pid 5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5879] <... setpgid resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... clone resumed>, child_tidptr=0x55558af18690) = 4 [pid 5844] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5880 attached [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... openat resumed>) = 4 [pid 5842] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5844] newfstatat(4, "", [pid 5879] <... openat resumed>) = 3 [pid 5842] getdents64(4, [pid 5879] write(3, "1000", 4 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5879] <... write resumed>) = 4 [pid 5844] getdents64(4, [pid 5879] close(3 [pid 5844] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5879] <... close resumed>) = 0 [pid 5844] getdents64(4, [pid 5879] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5879] <... symlink resumed>) = 0 [pid 5844] close(4 [pid 5842] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 executing program [pid 5880] set_robust_list(0x55558af186a0, 24 [pid 5879] write(1, "executing program\n", 18 [pid 5844] <... close resumed>) = 0 [pid 5842] close(4 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5879] <... write resumed>) = 18 [pid 5844] rmdir("./0/file0" [pid 5842] <... close resumed>) = 0 [pid 5880] chdir("./1" [pid 5842] rmdir("./0/file0" [pid 5880] <... chdir resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5879] memfd_create("syzkaller", 0 [pid 5844] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... prctl resumed>) = 0 [pid 5879] <... memfd_create resumed>) = 3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5880] setpgid(0, 0 [pid 5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5880] <... setpgid resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5844] unlink("./0/binderfs" [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5880] <... openat resumed>) = 3 [pid 5842] unlink("./0/binderfs" [pid 5880] write(3, "1000", 4 [pid 5844] <... unlink resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5880] <... write resumed>) = 4 [pid 5844] getdents64(3, [pid 5842] getdents64(3, [pid 5880] close(3 [pid 5844] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5842] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5880] <... close resumed>) = 0 [pid 5844] close(3 [pid 5842] close(3 [pid 5880] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 executing program [pid 5880] <... symlink resumed>) = 0 [pid 5842] rmdir("./0" [pid 5880] write(1, "executing program\n", 18 [pid 5844] rmdir("./0" [pid 5842] <... rmdir resumed>) = 0 [pid 5880] <... write resumed>) = 18 [pid 5842] mkdir("./1", 0777 [pid 5880] memfd_create("syzkaller", 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5880] <... memfd_create resumed>) = 3 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] mkdir("./1", 0777 [pid 5842] <... openat resumed>) = 3 [pid 5880] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5844] <... mkdir resumed>) = 0 [pid 5842] <... ioctl resumed>) = 0 [pid 5842] close(3 [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached , child_tidptr=0x55558af18690) = 4 [pid 5881] set_robust_list(0x55558af186a0, 24) = 0 [pid 5881] chdir("./1") = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3) = 0 [pid 5881] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5881] write(1, "executing program\n", 18) = 18 [pid 5881] memfd_create("syzkaller", 0) = 3 [pid 5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5879] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5842] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558af18690) = 4 ./strace-static-x86_64: Process 5882 attached [pid 5882] set_robust_list(0x55558af186a0, 24) = 0 [pid 5882] chdir("./1") = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5882] setpgid(0, 0) = 0 [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5882] write(3, "1000", 4) = 4 executing program [pid 5882] close(3) = 0 [pid 5882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5882] write(1, "executing program\n", 18) = 18 [pid 5882] memfd_create("syzkaller", 0) = 3 [pid 5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5844] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5883 attached [pid 5883] set_robust_list(0x55558af186a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x55558af18690) = 4 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5883] chdir("./1") = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5883] setpgid(0, 0) = 0 [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5883] write(3, "1000", 4) = 4 [pid 5883] close(3) = 0 [pid 5883] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5883] write(1, "executing program\n", 18) = 18 [pid 5883] memfd_create("syzkaller", 0) = 3 [pid 5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5881] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5882] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5879] <... write resumed>) = 16777216 [pid 5883] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5879] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5879] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5879] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5879] close(3) = 0 [pid 5879] close(4) = 0 [pid 5879] mkdir("./file0", 0777) = 0 [pid 5879] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5880] <... write resumed>) = 16777216 [pid 5879] <... mount resumed>) = 0 [pid 5879] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5879] chdir("./file0") = 0 [pid 5880] munmap(0x7f69b5d0e000, 138412032 [pid 5879] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5879] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5879] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [ 79.411051][ T5879] loop4: detected capacity change from 0 to 32768 [pid 5879] memfd_create("syzkaller", 0) = 4 [pid 5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5880] <... munmap resumed>) = 0 [pid 5882] <... write resumed>) = 16777216 [pid 5882] munmap(0x7f69b5d0e000, 138412032 [pid 5880] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5880] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5880] close(3) = 0 [pid 5880] close(4) = 0 [pid 5882] <... munmap resumed>) = 0 [pid 5882] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5880] mkdir("./file0", 0777 [pid 5882] <... openat resumed>) = 4 [pid 5880] <... mkdir resumed>) = 0 [pid 5880] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5882] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5882] close(3) = 0 [pid 5882] close(4) = 0 [pid 5882] mkdir("./file0", 0777 [pid 5880] <... mount resumed>) = 0 [pid 5882] <... mkdir resumed>) = 0 [pid 5880] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5882] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5880] <... openat resumed>) = 3 [pid 5880] chdir("./file0") = 0 [pid 5880] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5880] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5880] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5880] memfd_create("syzkaller", 0) = 4 [pid 5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 79.519616][ T5880] loop1: detected capacity change from 0 to 32768 [ 79.560209][ T5882] loop0: detected capacity change from 0 to 32768 [pid 5882] <... mount resumed>) = 0 [pid 5882] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5879] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5882] chdir("./file0") = 0 [pid 5882] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5881] <... write resumed>) = 16777216 [pid 5882] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5882] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5882] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5882] memfd_create("syzkaller", 0) = 4 [pid 5881] munmap(0x7f69b5d0e000, 138412032 [pid 5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5881] <... munmap resumed>) = 0 [pid 5881] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5881] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5881] close(3) = 0 [pid 5881] close(4) = 0 [pid 5881] mkdir("./file0", 0777) = 0 [pid 5881] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5881] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5881] chdir("./file0") = 0 [pid 5881] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5881] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5881] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5881] memfd_create("syzkaller", 0) = 4 [pid 5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 79.729567][ T5881] loop3: detected capacity change from 0 to 32768 [pid 5880] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5883] <... write resumed>) = 16777216 [pid 5883] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5883] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5883] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5883] close(3) = 0 [pid 5883] close(4) = 0 [pid 5883] mkdir("./file0", 0777 [pid 5882] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5883] <... mkdir resumed>) = 0 [pid 5883] mount("/dev/loop2", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5883] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5883] chdir("./file0") = 0 [pid 5883] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5883] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5883] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5883] memfd_create("syzkaller", 0) = 4 [pid 5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 79.959700][ T5883] loop2: detected capacity change from 0 to 32768 [pid 5879] <... write resumed>) = 16777216 [pid 5879] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5879] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5879] close(4 [pid 5881] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5882] <... write resumed>) = 16777216 [pid 5882] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5882] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5882] close(4 [pid 5883] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5879] <... close resumed>) = 0 [ 80.318138][ T5851] Bluetooth: hci0: command tx timeout [ 80.318170][ T5851] Bluetooth: hci1: command tx timeout [pid 5880] <... write resumed>) = 16777216 [pid 5879] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5879] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5879] sendfile(-1, -1, NULL, 553647746 [pid 5880] munmap(0x7f69b5d0e000, 138412032 [pid 5879] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5879] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5879] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5879] close(3) = 0 [pid 5879] close(4) = -1 EBADF (Bad file descriptor) [pid 5879] close(5) = -1 EBADF (Bad file descriptor) [pid 5879] close(6) = -1 EBADF (Bad file descriptor) [pid 5879] close(7) = -1 EBADF (Bad file descriptor) [pid 5879] close(8) = -1 EBADF (Bad file descriptor) [pid 5879] close(9) = -1 EBADF (Bad file descriptor) [pid 5879] close(10) = -1 EBADF (Bad file descriptor) [pid 5879] close(11) = -1 EBADF (Bad file descriptor) [pid 5879] close(12) = -1 EBADF (Bad file descriptor) [pid 5879] close(13) = -1 EBADF (Bad file descriptor) [pid 5879] close(14) = -1 EBADF (Bad file descriptor) [pid 5879] close(15) = -1 EBADF (Bad file descriptor) [pid 5879] close(16) = -1 EBADF (Bad file descriptor) [pid 5879] close(17) = -1 EBADF (Bad file descriptor) [pid 5879] close(18) = -1 EBADF (Bad file descriptor) [pid 5879] close(19) = -1 EBADF (Bad file descriptor) [pid 5879] close(20) = -1 EBADF (Bad file descriptor) [pid 5879] close(21) = -1 EBADF (Bad file descriptor) [pid 5879] close(22) = -1 EBADF (Bad file descriptor) [pid 5879] close(23) = -1 EBADF (Bad file descriptor) [pid 5879] close(24) = -1 EBADF (Bad file descriptor) [pid 5879] close(25) = -1 EBADF (Bad file descriptor) [pid 5879] close(26) = -1 EBADF (Bad file descriptor) [pid 5879] close(27) = -1 EBADF (Bad file descriptor) [pid 5879] close(28) = -1 EBADF (Bad file descriptor) [pid 5879] close(29) = -1 EBADF (Bad file descriptor) [pid 5879] exit_group(0) = ? [pid 5879] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=15 /* 0.15 s */, si_stime=34 /* 0.34 s */} --- [pid 5880] <... munmap resumed>) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5880] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5880] close(4 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5882] <... close resumed>) = 0 [pid 5882] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5882] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5882] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5882] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5882] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5882] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [ 80.398112][ T5860] Bluetooth: hci4: command tx timeout [ 80.398142][ T5860] Bluetooth: hci3: command tx timeout [ 80.398158][ T5860] Bluetooth: hci2: command tx timeout [pid 5882] close(3 [pid 5849] <... umount2 resumed>) = 0 [pid 5882] <... close resumed>) = 0 [pid 5882] close(4) = -1 EBADF (Bad file descriptor) [pid 5882] close(5) = -1 EBADF (Bad file descriptor) [pid 5849] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./1/file0") = 0 [pid 5849] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./1/binderfs") = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./1") = 0 [pid 5849] mkdir("./2", 0777 [pid 5882] close(6 [pid 5849] <... mkdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5882] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... openat resumed>) = 3 [pid 5882] close(7) = -1 EBADF (Bad file descriptor) [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5882] close(8) = -1 EBADF (Bad file descriptor) [pid 5849] <... ioctl resumed>) = 0 [pid 5882] close(9) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 5882] close(10) = -1 EBADF (Bad file descriptor) [pid 5882] close(11) = -1 EBADF (Bad file descriptor) [pid 5882] close(12) = -1 EBADF (Bad file descriptor) [pid 5882] close(13) = -1 EBADF (Bad file descriptor) [pid 5882] close(14) = -1 EBADF (Bad file descriptor) [pid 5882] close(15) = -1 EBADF (Bad file descriptor) [pid 5882] close(16) = -1 EBADF (Bad file descriptor) [pid 5882] close(17) = -1 EBADF (Bad file descriptor) [pid 5882] close(18) = -1 EBADF (Bad file descriptor) [pid 5882] close(19) = -1 EBADF (Bad file descriptor) [pid 5882] close(20) = -1 EBADF (Bad file descriptor) [pid 5882] close(21) = -1 EBADF (Bad file descriptor) [pid 5882] close(22) = -1 EBADF (Bad file descriptor) [pid 5882] close(23) = -1 EBADF (Bad file descriptor) [pid 5882] close(24) = -1 EBADF (Bad file descriptor) [pid 5882] close(25) = -1 EBADF (Bad file descriptor) [pid 5882] close(26) = -1 EBADF (Bad file descriptor) [pid 5882] close(27) = -1 EBADF (Bad file descriptor) [pid 5882] close(28) = -1 EBADF (Bad file descriptor) [pid 5882] close(29) = -1 EBADF (Bad file descriptor) [pid 5882] exit_group(0) = ? [pid 5881] <... write resumed>) = 16777216 [pid 5882] +++ exited with 0 +++ [pid 5881] munmap(0x7f69b5d0e000, 138412032 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=16 /* 0.16 s */, si_stime=42 /* 0.42 s */} --- [pid 5881] <... munmap resumed>) = 0 [pid 5881] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5842] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5881] close(4 [pid 5842] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./1/file0") = 0 [pid 5842] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./1/binderfs") = 0 [pid 5842] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./1") = 0 [pid 5842] mkdir("./2", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5880] <... close resumed>) = 0 [pid 5880] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5880] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5880] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5880] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5880] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5849] <... close resumed>) = 0 [pid 5880] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5880] close(3) = 0 [pid 5880] close(4 [pid 5883] <... write resumed>) = 16777216 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] close(5 [pid 5849] <... clone resumed>, child_tidptr=0x55558af18690) = 5 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] close(6) = -1 EBADF (Bad file descriptor) [pid 5880] close(7) = -1 EBADF (Bad file descriptor) [pid 5880] close(8) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5884 attached [pid 5880] close(9 [pid 5884] set_robust_list(0x55558af186a0, 24 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... set_robust_list resumed>) = 0 [pid 5880] close(10 [pid 5884] chdir("./2" [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... chdir resumed>) = 0 [pid 5883] munmap(0x7f69b5d0e000, 138412032 [pid 5880] close(11 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... prctl resumed>) = 0 [pid 5880] close(12 [pid 5884] setpgid(0, 0 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] close(13 [pid 5884] <... setpgid resumed>) = 0 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] close(14 [pid 5884] <... openat resumed>) = 3 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] write(3, "1000", 4 [pid 5880] close(15 [pid 5884] <... write resumed>) = 4 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] close(3 [pid 5880] close(16 [pid 5884] <... close resumed>) = 0 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5880] close(17) = -1 EBADF (Bad file descriptor) [pid 5880] close(18 executing program [pid 5884] write(1, "executing program\n", 18 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... write resumed>) = 18 [pid 5880] close(19 [pid 5884] memfd_create("syzkaller", 0 [pid 5881] <... close resumed>) = 0 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... memfd_create resumed>) = 3 [pid 5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5883] <... munmap resumed>) = 0 [pid 5881] lseek(-1, 2, SEEK_DATA [pid 5880] close(20 [pid 5883] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5881] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5881] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5883] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5881] truncate(NULL, 7 [pid 5880] close(21 [pid 5883] close(4 [pid 5881] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] close(22 [pid 5881] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] close(3 [pid 5880] close(23 [pid 5881] <... close resumed>) = 0 [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] close(4 [pid 5880] close(24 [pid 5881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] close(5 [pid 5880] close(25) = -1 EBADF (Bad file descriptor) [pid 5881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] close(26) = -1 EBADF (Bad file descriptor) [pid 5881] close(6 [pid 5880] close(27) = -1 EBADF (Bad file descriptor) [pid 5881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] close(28) = -1 EBADF (Bad file descriptor) [pid 5880] close(29) = -1 EBADF (Bad file descriptor) [pid 5880] exit_group(0 [pid 5881] close(7) = -1 EBADF (Bad file descriptor) [pid 5880] <... exit_group resumed>) = ? [pid 5881] close(8) = -1 EBADF (Bad file descriptor) [pid 5881] close(9) = -1 EBADF (Bad file descriptor) [pid 5881] close(10) = -1 EBADF (Bad file descriptor) [pid 5881] close(11) = -1 EBADF (Bad file descriptor) [pid 5881] close(12) = -1 EBADF (Bad file descriptor) [pid 5881] close(13) = -1 EBADF (Bad file descriptor) [pid 5881] close(14) = -1 EBADF (Bad file descriptor) [pid 5881] close(15) = -1 EBADF (Bad file descriptor) [pid 5881] close(16) = -1 EBADF (Bad file descriptor) [pid 5881] close(17) = -1 EBADF (Bad file descriptor) [pid 5880] +++ exited with 0 +++ [pid 5881] close(18) = -1 EBADF (Bad file descriptor) [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=42 /* 0.42 s */} --- [pid 5881] close(19) = -1 EBADF (Bad file descriptor) [pid 5881] close(20 [pid 5843] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5881] close(21 [pid 5843] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... openat resumed>) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] close(22) = -1 EBADF (Bad file descriptor) [pid 5881] close(23) = -1 EBADF (Bad file descriptor) [pid 5881] close(24) = -1 EBADF (Bad file descriptor) [pid 5881] close(25) = -1 EBADF (Bad file descriptor) [pid 5881] close(26) = -1 EBADF (Bad file descriptor) [pid 5881] close(27) = -1 EBADF (Bad file descriptor) [pid 5881] close(28) = -1 EBADF (Bad file descriptor) [pid 5881] close(29) = -1 EBADF (Bad file descriptor) [pid 5881] exit_group(0) = ? [pid 5881] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=49 /* 0.49 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5848] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... close resumed>) = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558af18690) = 5 ./strace-static-x86_64: Process 5885 attached [pid 5843] <... umount2 resumed>) = 0 [pid 5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./1/file0") = 0 [pid 5843] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./1/binderfs") = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./1") = 0 [pid 5843] mkdir("./2", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5885] set_robust_list(0x55558af186a0, 24) = 0 [pid 5885] chdir("./2") = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5885] setpgid(0, 0) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5885] write(3, "1000", 4) = 4 [pid 5885] close(3) = 0 [pid 5885] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5885] memfd_create("syzkaller", 0) = 3 [pid 5885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5848] <... umount2 resumed>) = 0 [pid 5848] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5848] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./1/file0") = 0 [pid 5848] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./1/binderfs") = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./1" [pid 5883] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5883] lseek(-1, 2, SEEK_DATA [pid 5848] mkdir("./2", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3 [pid 5883] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5883] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5883] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5883] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5883] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5883] close(3) = 0 [pid 5883] close(4) = -1 EBADF (Bad file descriptor) [pid 5883] close(5) = -1 EBADF (Bad file descriptor) [pid 5883] close(6) = -1 EBADF (Bad file descriptor) [pid 5883] close(7) = -1 EBADF (Bad file descriptor) [pid 5883] close(8) = -1 EBADF (Bad file descriptor) [pid 5883] close(9) = -1 EBADF (Bad file descriptor) [pid 5883] close(10) = -1 EBADF (Bad file descriptor) [pid 5883] close(11) = -1 EBADF (Bad file descriptor) [pid 5883] close(12) = -1 EBADF (Bad file descriptor) [pid 5883] close(13) = -1 EBADF (Bad file descriptor) [pid 5883] close(14) = -1 EBADF (Bad file descriptor) [pid 5883] close(15) = -1 EBADF (Bad file descriptor) [pid 5883] close(16) = -1 EBADF (Bad file descriptor) [pid 5884] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5883] close(17) = -1 EBADF (Bad file descriptor) [pid 5883] close(18) = -1 EBADF (Bad file descriptor) [pid 5883] close(19) = -1 EBADF (Bad file descriptor) [pid 5883] close(20) = -1 EBADF (Bad file descriptor) [pid 5883] close(21) = -1 EBADF (Bad file descriptor) [pid 5883] close(22) = -1 EBADF (Bad file descriptor) [pid 5883] close(23) = -1 EBADF (Bad file descriptor) [pid 5883] close(24) = -1 EBADF (Bad file descriptor) [pid 5883] close(25) = -1 EBADF (Bad file descriptor) [pid 5883] close(26) = -1 EBADF (Bad file descriptor) [pid 5883] close(27) = -1 EBADF (Bad file descriptor) [pid 5883] close(28) = -1 EBADF (Bad file descriptor) [pid 5883] close(29) = -1 EBADF (Bad file descriptor) [pid 5883] exit_group(0) = ? [pid 5883] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=46 /* 0.46 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5844] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./1/file0") = 0 [pid 5844] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... close resumed>) = 0 [pid 5844] unlink("./1/binderfs") = 0 [pid 5844] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./1") = 0 [pid 5844] mkdir("./2", 0777) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5843] <... clone resumed>, child_tidptr=0x55558af18690) = 5 ./strace-static-x86_64: Process 5886 attached [pid 5886] set_robust_list(0x55558af186a0, 24) = 0 [pid 5886] chdir("./2") = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] write(3, "1000", 4) = 4 [pid 5886] close(3) = 0 [pid 5886] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5886] write(1, "executing program\n", 18) = 18 [pid 5886] memfd_create("syzkaller", 0) = 3 [pid 5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5887 attached , child_tidptr=0x55558af18690) = 5 [pid 5887] set_robust_list(0x55558af186a0, 24) = 0 [pid 5887] chdir("./2") = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 executing program [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3 [pid 5885] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5887] <... close resumed>) = 0 [pid 5887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] memfd_create("syzkaller", 0) = 3 [pid 5887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5884] <... write resumed>) = 16777216 [pid 5844] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] munmap(0x7f69b5d0e000, 138412032) = 0 ./strace-static-x86_64: Process 5888 attached [pid 5844] <... clone resumed>, child_tidptr=0x55558af18690) = 5 [pid 5884] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5888] set_robust_list(0x55558af186a0, 24 [pid 5886] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5884] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5884] close(3) = 0 [pid 5884] close(4 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5884] <... close resumed>) = 0 [pid 5888] chdir("./2") = 0 [pid 5884] mkdir("./file0", 0777 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] <... mkdir resumed>) = 0 [pid 5888] <... prctl resumed>) = 0 [pid 5884] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5888] setpgid(0, 0) = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5888] write(3, "1000", 4) = 4 [pid 5888] close(3) = 0 [pid 5888] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5888] write(1, "executing program\n", 18 [pid 5887] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5888] <... write resumed>) = 18 [pid 5884] <... mount resumed>) = 0 [pid 5884] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5888] memfd_create("syzkaller", 0 [pid 5884] chdir("./file0" [pid 5888] <... memfd_create resumed>) = 3 [pid 5884] <... chdir resumed>) = 0 [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5884] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [ 81.379978][ T5884] loop4: detected capacity change from 0 to 32768 [pid 5888] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5884] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5884] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5884] memfd_create("syzkaller", 0) = 4 [pid 5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5885] <... write resumed>) = 16777216 [pid 5885] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5885] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5885] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5885] close(3) = 0 [pid 5885] close(4) = 0 [pid 5885] mkdir("./file0", 0777) = 0 [pid 5885] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5885] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5885] chdir("./file0") = 0 [pid 5885] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5885] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5885] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5885] memfd_create("syzkaller", 0) = 4 [ 81.509093][ T5885] loop0: detected capacity change from 0 to 32768 [pid 5885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5887] <... write resumed>) = 16777216 [pid 5887] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5887] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5887] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5887] close(3) = 0 [pid 5887] close(4) = 0 [pid 5887] mkdir("./file0", 0777) = 0 [pid 5887] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5887] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5887] chdir("./file0") = 0 [pid 5887] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5887] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5887] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5887] memfd_create("syzkaller", 0) = 4 [pid 5887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 81.669943][ T5887] loop3: detected capacity change from 0 to 32768 [pid 5884] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5888] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5886] <... write resumed>) = 16777216 [pid 5886] munmap(0x7f69b5d0e000, 138412032 [pid 5885] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5886] <... munmap resumed>) = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5886] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5886] close(3) = 0 [pid 5886] close(4) = 0 [pid 5886] mkdir("./file0", 0777) = 0 [pid 5886] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5886] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5886] chdir("./file0") = 0 [ 81.940507][ T5886] loop1: detected capacity change from 0 to 32768 [pid 5886] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5886] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5886] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5886] memfd_create("syzkaller", 0) = 4 [pid 5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5887] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5884] <... write resumed>) = 16777216 [pid 5884] munmap(0x7f69b5d0e000, 138412032) = 0 [ 81.999413][ T45] cfg80211: failed to load regulatory.db [pid 5884] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5884] close(4 [pid 5888] <... write resumed>) = 16777216 [pid 5888] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5888] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5888] close(3) = 0 [pid 5888] close(4) = 0 [pid 5888] mkdir("./file0", 0777) = 0 [pid 5888] mount("/dev/loop2", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5888] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 82.133676][ T5888] loop2: detected capacity change from 0 to 32768 [pid 5888] chdir("./file0") = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5888] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5888] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5888] memfd_create("syzkaller", 0) = 4 [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5887] <... write resumed>) = 16777216 [pid 5887] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5887] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5887] close(4 [pid 5884] <... close resumed>) = 0 [pid 5884] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5884] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5885] <... write resumed>) = 16777216 [pid 5884] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5884] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5885] munmap(0x7f69b5d0e000, 138412032 [pid 5884] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5885] <... munmap resumed>) = 0 [pid 5884] truncate(NULL, 7 [pid 5885] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5884] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5884] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5885] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5885] close(4 [pid 5886] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5884] close(3) = 0 [pid 5884] close(4) = -1 EBADF (Bad file descriptor) [pid 5884] close(5) = -1 EBADF (Bad file descriptor) [pid 5884] close(6) = -1 EBADF (Bad file descriptor) [pid 5884] close(7) = -1 EBADF (Bad file descriptor) [pid 5884] close(8) = -1 EBADF (Bad file descriptor) [pid 5884] close(9) = -1 EBADF (Bad file descriptor) [pid 5884] close(10) = -1 EBADF (Bad file descriptor) [pid 5884] close(11) = -1 EBADF (Bad file descriptor) [pid 5884] close(12) = -1 EBADF (Bad file descriptor) [pid 5884] close(13) = -1 EBADF (Bad file descriptor) [pid 5884] close(14) = -1 EBADF (Bad file descriptor) [pid 5888] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5884] close(15) = -1 EBADF (Bad file descriptor) [pid 5884] close(16) = -1 EBADF (Bad file descriptor) [pid 5884] close(17) = -1 EBADF (Bad file descriptor) [pid 5884] close(18) = -1 EBADF (Bad file descriptor) [pid 5884] close(19) = -1 EBADF (Bad file descriptor) [pid 5884] close(20) = -1 EBADF (Bad file descriptor) [pid 5884] close(21) = -1 EBADF (Bad file descriptor) [pid 5884] close(22) = -1 EBADF (Bad file descriptor) [pid 5884] close(23) = -1 EBADF (Bad file descriptor) [pid 5884] close(24) = -1 EBADF (Bad file descriptor) [pid 5884] close(25) = -1 EBADF (Bad file descriptor) [pid 5884] close(26) = -1 EBADF (Bad file descriptor) [pid 5884] close(27) = -1 EBADF (Bad file descriptor) [pid 5884] close(28) = -1 EBADF (Bad file descriptor) [pid 5884] close(29) = -1 EBADF (Bad file descriptor) [pid 5884] exit_group(0) = ? [ 82.398146][ T59] Bluetooth: hci0: command tx timeout [ 82.398216][ T5860] Bluetooth: hci1: command tx timeout [pid 5887] <... close resumed>) = 0 [pid 5884] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=13 /* 0.13 s */, si_stime=42 /* 0.42 s */} --- [pid 5849] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5887] lseek(-1, 2, SEEK_DATA [pid 5849] <... openat resumed>) = 3 [pid 5887] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5849] newfstatat(3, "", [pid 5887] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5887] sendfile(-1, -1, NULL, 553647746 [pid 5849] getdents64(3, [pid 5887] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5887] pwrite64(-1, "", 0, 3708 [pid 5849] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5887] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5887] close(3) = 0 [pid 5887] close(4) = -1 EBADF (Bad file descriptor) [pid 5887] close(5) = -1 EBADF (Bad file descriptor) [pid 5887] close(6) = -1 EBADF (Bad file descriptor) [pid 5887] close(7) = -1 EBADF (Bad file descriptor) [pid 5887] close(8) = -1 EBADF (Bad file descriptor) [pid 5887] close(9) = -1 EBADF (Bad file descriptor) [pid 5887] close(10) = -1 EBADF (Bad file descriptor) [pid 5887] close(11) = -1 EBADF (Bad file descriptor) [pid 5887] close(12) = -1 EBADF (Bad file descriptor) [pid 5887] close(13) = -1 EBADF (Bad file descriptor) [pid 5887] close(14) = -1 EBADF (Bad file descriptor) [pid 5887] close(15) = -1 EBADF (Bad file descriptor) [pid 5887] close(16) = -1 EBADF (Bad file descriptor) [pid 5887] close(17) = -1 EBADF (Bad file descriptor) [ 82.478129][ T59] Bluetooth: hci3: command tx timeout [ 82.478157][ T5851] Bluetooth: hci4: command tx timeout [ 82.478207][ T5860] Bluetooth: hci2: command tx timeout [pid 5887] close(18) = -1 EBADF (Bad file descriptor) [pid 5887] close(19) = -1 EBADF (Bad file descriptor) [pid 5887] close(20) = -1 EBADF (Bad file descriptor) [pid 5887] close(21) = -1 EBADF (Bad file descriptor) [pid 5887] close(22) = -1 EBADF (Bad file descriptor) [pid 5887] close(23) = -1 EBADF (Bad file descriptor) [pid 5887] close(24) = -1 EBADF (Bad file descriptor) [pid 5887] close(25) = -1 EBADF (Bad file descriptor) [pid 5887] close(26 [pid 5849] <... umount2 resumed>) = 0 [pid 5887] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] close(27) = -1 EBADF (Bad file descriptor) [pid 5887] close(28) = -1 EBADF (Bad file descriptor) [pid 5887] close(29) = -1 EBADF (Bad file descriptor) [pid 5887] exit_group(0) = ? [pid 5887] +++ exited with 0 +++ [pid 5849] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=13 /* 0.13 s */, si_stime=45 /* 0.45 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./2/file0" [pid 5848] <... restart_syscall resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5848] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] newfstatat(3, "", [pid 5849] unlink("./2/binderfs" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./2" [pid 5886] <... write resumed>) = 16777216 [pid 5885] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5886] munmap(0x7f69b5d0e000, 138412032 [pid 5885] lseek(-1, 2, SEEK_DATA [pid 5849] mkdir("./3", 0777 [pid 5885] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... mkdir resumed>) = 0 [pid 5885] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5885] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5849] <... openat resumed>) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD [pid 5885] sendfile(-1, -1, NULL, 553647746 [pid 5849] <... ioctl resumed>) = 0 [pid 5885] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] close(3 [pid 5886] <... munmap resumed>) = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5886] close(4 [pid 5885] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5885] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5885] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5885] close(3) = 0 [pid 5885] close(4) = -1 EBADF (Bad file descriptor) [pid 5885] close(5) = -1 EBADF (Bad file descriptor) [pid 5885] close(6) = -1 EBADF (Bad file descriptor) [pid 5885] close(7) = -1 EBADF (Bad file descriptor) [pid 5885] close(8) = -1 EBADF (Bad file descriptor) [pid 5885] close(9) = -1 EBADF (Bad file descriptor) [pid 5885] close(10) = -1 EBADF (Bad file descriptor) [pid 5885] close(11) = -1 EBADF (Bad file descriptor) [pid 5885] close(12) = -1 EBADF (Bad file descriptor) [pid 5885] close(13) = -1 EBADF (Bad file descriptor) [pid 5885] close(14) = -1 EBADF (Bad file descriptor) [pid 5885] close(15) = -1 EBADF (Bad file descriptor) [pid 5885] close(16) = -1 EBADF (Bad file descriptor) [pid 5885] close(17) = -1 EBADF (Bad file descriptor) [pid 5885] close(18) = -1 EBADF (Bad file descriptor) [pid 5885] close(19) = -1 EBADF (Bad file descriptor) [pid 5885] close(20) = -1 EBADF (Bad file descriptor) [pid 5885] close(21) = -1 EBADF (Bad file descriptor) [pid 5885] close(22) = -1 EBADF (Bad file descriptor) [pid 5885] close(23) = -1 EBADF (Bad file descriptor) [pid 5885] close(24) = -1 EBADF (Bad file descriptor) [pid 5885] close(25) = -1 EBADF (Bad file descriptor) [pid 5885] close(26) = -1 EBADF (Bad file descriptor) [pid 5885] close(27) = -1 EBADF (Bad file descriptor) [pid 5885] close(28) = -1 EBADF (Bad file descriptor) [pid 5885] close(29) = -1 EBADF (Bad file descriptor) [pid 5885] exit_group(0) = ? [pid 5885] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=41 /* 0.41 s */} --- [pid 5842] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = 0 [pid 5848] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5848] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./2/file0") = 0 [pid 5848] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5842] <... umount2 resumed>) = 0 [pid 5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5888] <... write resumed>) = 16777216 [pid 5842] getdents64(4, [pid 5888] munmap(0x7f69b5d0e000, 138412032 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5848] unlink("./2/binderfs" [pid 5842] close(4) = 0 [pid 5842] rmdir("./2/file0") = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5842] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5842] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5848] close(3) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] rmdir("./2") = 0 [pid 5848] mkdir("./3", 0777 [pid 5842] unlink("./2/binderfs" [pid 5888] <... munmap resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5842] <... unlink resumed>) = 0 [pid 5888] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5888] close(4 [pid 5848] <... openat resumed>) = 3 [pid 5842] getdents64(3, [pid 5848] ioctl(3, LOOP_CLR_FD [pid 5842] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5842] close(3) = 0 [pid 5848] close(3 [pid 5842] rmdir("./2") = 0 [pid 5842] mkdir("./3", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5886] <... close resumed>) = 0 [pid 5886] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5886] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5886] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5886] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5886] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5886] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5886] close(3) = 0 [pid 5886] close(4) = -1 EBADF (Bad file descriptor) [pid 5886] close(5) = -1 EBADF (Bad file descriptor) [pid 5886] close(6) = -1 EBADF (Bad file descriptor) [pid 5886] close(7) = -1 EBADF (Bad file descriptor) [pid 5886] close(8) = -1 EBADF (Bad file descriptor) [pid 5886] close(9) = -1 EBADF (Bad file descriptor) [pid 5886] close(10) = -1 EBADF (Bad file descriptor) [pid 5886] close(11) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5886] close(12) = -1 EBADF (Bad file descriptor) [pid 5886] close(13) = -1 EBADF (Bad file descriptor) [pid 5886] close(14) = -1 EBADF (Bad file descriptor) [pid 5886] close(15) = -1 EBADF (Bad file descriptor) [pid 5886] close(16) = -1 EBADF (Bad file descriptor) [pid 5886] close(17) = -1 EBADF (Bad file descriptor) [pid 5886] close(18 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... clone resumed>, child_tidptr=0x55558af18690) = 6 [pid 5889] set_robust_list(0x55558af186a0, 24 [pid 5886] close(19) = -1 EBADF (Bad file descriptor) [pid 5889] <... set_robust_list resumed>) = 0 [pid 5886] close(20 [pid 5889] chdir("./3" [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(21 [pid 5889] <... chdir resumed>) = 0 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5886] close(22) = -1 EBADF (Bad file descriptor) [pid 5886] close(23) = -1 EBADF (Bad file descriptor) [pid 5889] <... prctl resumed>) = 0 [pid 5886] close(24) = -1 EBADF (Bad file descriptor) [pid 5886] close(25) = -1 EBADF (Bad file descriptor) [pid 5886] close(26 [pid 5889] setpgid(0, 0 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] close(27 [pid 5889] <... setpgid resumed>) = 0 [pid 5886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] close(28) = -1 EBADF (Bad file descriptor) [pid 5886] close(29) = -1 EBADF (Bad file descriptor) [pid 5886] exit_group(0 [pid 5889] <... openat resumed>) = 3 [pid 5886] <... exit_group resumed>) = ? [pid 5889] write(3, "1000", 4 [pid 5886] +++ exited with 0 +++ [pid 5889] <... write resumed>) = 4 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=38 /* 0.38 s */} --- [pid 5889] close(3 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5889] <... close resumed>) = 0 [pid 5889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5889] write(1, "executing program\n", 18 [pid 5843] <... restart_syscall resumed>) = 0 executing program [pid 5889] <... write resumed>) = 18 [pid 5843] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] memfd_create("syzkaller", 0) = 3 [pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5848] <... close resumed>) = 0 [pid 5888] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5888] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5888] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5888] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5888] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5888] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5888] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5888] close(3) = 0 [pid 5888] close(4) = -1 EBADF (Bad file descriptor) [pid 5888] close(5) = -1 EBADF (Bad file descriptor) [pid 5888] close(6) = -1 EBADF (Bad file descriptor) [pid 5888] close(7) = -1 EBADF (Bad file descriptor) [pid 5888] close(8) = -1 EBADF (Bad file descriptor) [pid 5888] close(9) = -1 EBADF (Bad file descriptor) [pid 5888] close(10) = -1 EBADF (Bad file descriptor) [pid 5888] close(11) = -1 EBADF (Bad file descriptor) [pid 5888] close(12) = -1 EBADF (Bad file descriptor) [pid 5888] close(13) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5890 attached [pid 5888] close(14) = -1 EBADF (Bad file descriptor) [pid 5888] close(15) = -1 EBADF (Bad file descriptor) [pid 5888] close(16) = -1 EBADF (Bad file descriptor) [pid 5888] close(17) = -1 EBADF (Bad file descriptor) [pid 5888] close(18) = -1 EBADF (Bad file descriptor) [pid 5888] close(19) = -1 EBADF (Bad file descriptor) [pid 5890] set_robust_list(0x55558af186a0, 24 [pid 5888] close(20 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] chdir("./3" [pid 5888] close(21) = -1 EBADF (Bad file descriptor) [pid 5888] close(22 [pid 5890] <... chdir resumed>) = 0 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5888] close(23) = -1 EBADF (Bad file descriptor) [pid 5888] close(24) = -1 EBADF (Bad file descriptor) [pid 5888] close(25) = -1 EBADF (Bad file descriptor) [pid 5890] <... prctl resumed>) = 0 [pid 5888] close(26 [pid 5890] setpgid(0, 0 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... setpgid resumed>) = 0 [pid 5888] close(27 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x55558af18690) = 6 [pid 5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] close(28 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5890] <... openat resumed>) = 3 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] newfstatat(AT_FDCWD, "./2/file0", [pid 5888] close(29) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] exit_group(0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5888] <... exit_group resumed>) = ? [pid 5843] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5890] write(3, "1000", 4 [pid 5888] +++ exited with 0 +++ [pid 5843] <... openat resumed>) = 4 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=40 /* 0.40 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5843] newfstatat(4, "", [pid 5890] <... write resumed>) = 4 [pid 5890] close(3 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, [pid 5890] <... close resumed>) = 0 [pid 5890] symlink("/dev/binderfs", "./binderfs" [pid 5843] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 executing program [pid 5890] <... symlink resumed>) = 0 [pid 5843] getdents64(4, [pid 5890] write(1, "executing program\n", 18 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5843] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5843] close(4 [pid 5890] <... write resumed>) = 18 [pid 5843] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5890] memfd_create("syzkaller", 0 [pid 5843] rmdir("./2/file0" [pid 5890] <... memfd_create resumed>) = 3 [pid 5844] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5891 attached [pid 5890] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5844] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] set_robust_list(0x55558af186a0, 24 [pid 5844] <... openat resumed>) = 3 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5843] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x55558af18690) = 6 [pid 5843] unlink("./2/binderfs" [pid 5844] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... unlink resumed>) = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./2") = 0 [pid 5843] mkdir("./3", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5891] <... set_robust_list resumed>) = 0 [pid 5891] chdir("./3" [pid 5843] <... openat resumed>) = 3 [pid 5891] <... chdir resumed>) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5891] setpgid(0, 0) = 0 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5891] write(3, "1000", 4) = 4 [pid 5891] close(3) = 0 [pid 5891] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5891] write(1, "executing program\n", 18executing program ) = 18 [pid 5891] memfd_create("syzkaller", 0) = 3 [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5891] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5844] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./2/file0") = 0 [pid 5844] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./2/binderfs") = 0 [pid 5844] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./2") = 0 [pid 5844] mkdir("./3", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5889] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5890] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5844] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558af18690) = 6 ./strace-static-x86_64: Process 5892 attached [pid 5892] set_robust_list(0x55558af186a0, 24) = 0 [pid 5892] chdir("./3") = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5892] setpgid(0, 0) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5892] write(3, "1000", 4) = 4 [pid 5892] close(3) = 0 [pid 5892] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5892] write(1, "executing program\n", 18) = 18 [pid 5892] memfd_create("syzkaller", 0) = 3 [pid 5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5893 attached , child_tidptr=0x55558af18690) = 6 [pid 5893] set_robust_list(0x55558af186a0, 24) = 0 [pid 5893] chdir("./3") = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 5893] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5893] write(1, "executing program\n", 18executing program ) = 18 [pid 5893] memfd_create("syzkaller", 0) = 3 [pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5891] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5890] <... write resumed>) = 16777216 [pid 5890] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5890] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5890] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5890] close(3) = 0 [pid 5890] close(4) = 0 [pid 5890] mkdir("./file0", 0777) = 0 [pid 5890] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [ 83.433599][ T5890] loop3: detected capacity change from 0 to 32768 [pid 5890] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5890] chdir("./file0") = 0 [pid 5890] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5890] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5890] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5890] memfd_create("syzkaller", 0) = 4 [pid 5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5892] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5889] <... write resumed>) = 16777216 [pid 5889] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5893] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5889] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5889] close(3) = 0 [pid 5889] close(4) = 0 [pid 5889] mkdir("./file0", 0777) = 0 [pid 5889] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5889] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5889] chdir("./file0") = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5889] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5889] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5889] memfd_create("syzkaller", 0) = 4 [pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 83.629156][ T5889] loop4: detected capacity change from 0 to 32768 [pid 5890] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5891] <... write resumed>) = 16777216 [pid 5891] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5889] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5891] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5891] close(3) = 0 [pid 5891] close(4) = 0 [pid 5891] mkdir("./file0", 0777) = 0 [pid 5891] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5892] <... write resumed>) = 16777216 [pid 5891] <... mount resumed>) = 0 [pid 5891] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5891] chdir("./file0") = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5891] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5891] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5891] memfd_create("syzkaller", 0) = 4 [pid 5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 83.848766][ T5891] loop0: detected capacity change from 0 to 32768 [pid 5892] munmap(0x7f69b5d0e000, 138412032 [pid 5893] <... write resumed>) = 16777216 [pid 5892] <... munmap resumed>) = 0 [pid 5893] munmap(0x7f69b5d0e000, 138412032 [pid 5892] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5893] <... munmap resumed>) = 0 [pid 5892] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5893] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5892] close(3 [pid 5893] <... openat resumed>) = 4 [pid 5892] <... close resumed>) = 0 [pid 5892] close(4) = 0 [pid 5892] mkdir("./file0", 0777 [pid 5893] ioctl(4, LOOP_SET_FD, 3 [pid 5892] <... mkdir resumed>) = 0 [pid 5892] mount("/dev/loop2", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5893] <... ioctl resumed>) = 0 [pid 5893] close(3) = 0 [pid 5893] close(4) = 0 [pid 5892] <... mount resumed>) = 0 [pid 5892] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5893] mkdir("./file0", 0777 [pid 5892] chdir("./file0" [pid 5893] <... mkdir resumed>) = 0 [pid 5892] <... chdir resumed>) = 0 [pid 5892] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5893] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [ 83.974553][ T5892] loop2: detected capacity change from 0 to 32768 [ 83.997524][ T5893] loop1: detected capacity change from 0 to 32768 [pid 5892] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5892] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5892] memfd_create("syzkaller", 0) = 4 [pid 5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5889] <... write resumed>) = 16777216 [pid 5889] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5893] <... mount resumed>) = 0 [pid 5893] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5889] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5893] <... openat resumed>) = 3 [pid 5889] close(4 [pid 5893] chdir("./file0") = 0 [pid 5893] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5893] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5893] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5893] memfd_create("syzkaller", 0) = 4 [pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5889] <... close resumed>) = 0 [pid 5889] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5889] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5889] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5889] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5889] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5889] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5889] close(3) = 0 [pid 5889] close(4) = -1 EBADF (Bad file descriptor) [pid 5889] close(5) = -1 EBADF (Bad file descriptor) [pid 5889] close(6) = -1 EBADF (Bad file descriptor) [pid 5889] close(7) = -1 EBADF (Bad file descriptor) [pid 5889] close(8 [pid 5890] <... write resumed>) = 16777216 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(9) = -1 EBADF (Bad file descriptor) [pid 5889] close(10) = -1 EBADF (Bad file descriptor) [pid 5889] close(11) = -1 EBADF (Bad file descriptor) [pid 5889] close(12) = -1 EBADF (Bad file descriptor) [pid 5889] close(13) = -1 EBADF (Bad file descriptor) [pid 5889] close(14) = -1 EBADF (Bad file descriptor) [pid 5889] close(15) = -1 EBADF (Bad file descriptor) [pid 5889] close(16) = -1 EBADF (Bad file descriptor) [pid 5889] close(17) = -1 EBADF (Bad file descriptor) [pid 5889] close(18) = -1 EBADF (Bad file descriptor) [pid 5889] close(19) = -1 EBADF (Bad file descriptor) [pid 5889] close(20) = -1 EBADF (Bad file descriptor) [pid 5889] close(21) = -1 EBADF (Bad file descriptor) [pid 5889] close(22) = -1 EBADF (Bad file descriptor) [pid 5889] close(23) = -1 EBADF (Bad file descriptor) [pid 5889] close(24) = -1 EBADF (Bad file descriptor) [pid 5889] close(25) = -1 EBADF (Bad file descriptor) [pid 5889] close(26) = -1 EBADF (Bad file descriptor) [pid 5889] close(27) = -1 EBADF (Bad file descriptor) [pid 5889] close(28) = -1 EBADF (Bad file descriptor) [pid 5889] close(29) = -1 EBADF (Bad file descriptor) [pid 5889] exit_group(0) = ? [pid 5890] munmap(0x7f69b5d0e000, 138412032 [pid 5889] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=15 /* 0.15 s */, si_stime=38 /* 0.38 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5890] <... munmap resumed>) = 0 [pid 5890] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5891] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5890] close(4 [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./3/file0") = 0 [pid 5849] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./3/binderfs") = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./3") = 0 [pid 5849] mkdir("./4", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 5892] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5893] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5890] <... close resumed>) = 0 [pid 5890] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5890] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5890] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5890] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5890] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5890] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5890] close(3) = 0 [pid 5890] close(4) = -1 EBADF (Bad file descriptor) [pid 5890] close(5) = -1 EBADF (Bad file descriptor) [pid 5890] close(6) = -1 EBADF (Bad file descriptor) [pid 5890] close(7) = -1 EBADF (Bad file descriptor) [pid 5890] close(8) = -1 EBADF (Bad file descriptor) [pid 5890] close(9) = -1 EBADF (Bad file descriptor) [pid 5890] close(10) = -1 EBADF (Bad file descriptor) [pid 5890] close(11) = -1 EBADF (Bad file descriptor) [pid 5890] close(12) = -1 EBADF (Bad file descriptor) [pid 5890] close(13) = -1 EBADF (Bad file descriptor) [pid 5890] close(14) = -1 EBADF (Bad file descriptor) [pid 5890] close(15) = -1 EBADF (Bad file descriptor) [pid 5890] close(16) = -1 EBADF (Bad file descriptor) [pid 5890] close(17) = -1 EBADF (Bad file descriptor) [pid 5890] close(18) = -1 EBADF (Bad file descriptor) [pid 5890] close(19) = -1 EBADF (Bad file descriptor) [pid 5890] close(20) = -1 EBADF (Bad file descriptor) [pid 5890] close(21) = -1 EBADF (Bad file descriptor) [pid 5890] close(22) = -1 EBADF (Bad file descriptor) [pid 5890] close(23) = -1 EBADF (Bad file descriptor) [pid 5890] close(24) = -1 EBADF (Bad file descriptor) [pid 5890] close(25) = -1 EBADF (Bad file descriptor) [pid 5890] close(26) = -1 EBADF (Bad file descriptor) [pid 5890] close(27) = -1 EBADF (Bad file descriptor) [ 84.478141][ T5851] Bluetooth: hci0: command tx timeout [ 84.478184][ T5860] Bluetooth: hci1: command tx timeout [pid 5890] close(28) = -1 EBADF (Bad file descriptor) [pid 5890] close(29) = -1 EBADF (Bad file descriptor) [pid 5890] exit_group(0 [pid 5849] <... close resumed>) = 0 [pid 5890] <... exit_group resumed>) = ? [pid 5890] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=42 /* 0.42 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5894 attached [pid 5849] <... clone resumed>, child_tidptr=0x55558af18690) = 7 [pid 5894] set_robust_list(0x55558af186a0, 24) = 0 [pid 5894] chdir("./4") = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5894] setpgid(0, 0) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] <... write resumed>) = 16777216 [pid 5848] <... umount2 resumed>) = 0 [pid 5893] munmap(0x7f69b5d0e000, 138412032 [pid 5894] write(3, "1000", 4 [pid 5848] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] <... write resumed>) = 4 [pid 5894] close(3 [pid 5893] <... munmap resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5894] <... close resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./3/file0", [pid 5894] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5893] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5894] <... symlink resumed>) = 0 [pid 5893] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] write(1, "executing program\n", 18 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 5894] <... write resumed>) = 18 [pid 5893] close(4 [pid 5848] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5894] memfd_create("syzkaller", 0) = 3 [pid 5848] <... openat resumed>) = 4 [pid 5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5848] newfstatat(4, "", [pid 5894] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./3/file0") = 0 [pid 5848] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./3/binderfs") = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./3") = 0 [pid 5848] mkdir("./4", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [ 84.558101][ T5851] Bluetooth: hci3: command tx timeout [ 84.558145][ T5860] Bluetooth: hci2: command tx timeout [ 84.558170][ T5851] Bluetooth: hci4: command tx timeout [pid 5848] close(3 [pid 5893] <... close resumed>) = 0 [pid 5893] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5893] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5893] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5893] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5893] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5893] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5893] close(3) = 0 [pid 5893] close(4) = -1 EBADF (Bad file descriptor) [pid 5893] close(5) = -1 EBADF (Bad file descriptor) [pid 5893] close(6) = -1 EBADF (Bad file descriptor) [pid 5893] close(7) = -1 EBADF (Bad file descriptor) [pid 5893] close(8) = -1 EBADF (Bad file descriptor) [pid 5893] close(9) = -1 EBADF (Bad file descriptor) [pid 5893] close(10) = -1 EBADF (Bad file descriptor) [pid 5893] close(11) = -1 EBADF (Bad file descriptor) [pid 5893] close(12) = -1 EBADF (Bad file descriptor) [pid 5893] close(13) = -1 EBADF (Bad file descriptor) [pid 5893] close(14) = -1 EBADF (Bad file descriptor) [pid 5893] close(15) = -1 EBADF (Bad file descriptor) [pid 5893] close(16) = -1 EBADF (Bad file descriptor) [pid 5893] close(17) = -1 EBADF (Bad file descriptor) [pid 5893] close(18) = -1 EBADF (Bad file descriptor) [pid 5893] close(19) = -1 EBADF (Bad file descriptor) [pid 5893] close(20) = -1 EBADF (Bad file descriptor) [pid 5893] close(21) = -1 EBADF (Bad file descriptor) [pid 5893] close(22) = -1 EBADF (Bad file descriptor) [pid 5893] close(23) = -1 EBADF (Bad file descriptor) [pid 5893] close(24) = -1 EBADF (Bad file descriptor) [pid 5893] close(25) = -1 EBADF (Bad file descriptor) [pid 5893] close(26) = -1 EBADF (Bad file descriptor) [pid 5893] close(27) = -1 EBADF (Bad file descriptor) [pid 5893] close(28) = -1 EBADF (Bad file descriptor) [pid 5893] close(29) = -1 EBADF (Bad file descriptor) [pid 5893] exit_group(0) = ? [pid 5893] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=47 /* 0.47 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5891] <... write resumed>) = 16777216 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5843] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5891] close(4 [pid 5892] <... write resumed>) = 16777216 [pid 5892] munmap(0x7f69b5d0e000, 138412032 [pid 5843] <... umount2 resumed>) = 0 [pid 5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./3/file0") = 0 [pid 5843] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... munmap resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5892] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] unlink("./3/binderfs") = 0 [pid 5843] getdents64(3, [pid 5892] close(4 [pid 5843] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5894] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5843] close(3) = 0 [pid 5843] rmdir("./3") = 0 [pid 5843] mkdir("./4", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5895 attached [pid 5895] set_robust_list(0x55558af186a0, 24 [pid 5848] <... clone resumed>, child_tidptr=0x55558af18690) = 7 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5895] chdir("./4") = 0 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5895] setpgid(0, 0) = 0 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5895] write(3, "1000", 4) = 4 [pid 5895] close(3executing program ) = 0 [pid 5895] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5895] write(1, "executing program\n", 18) = 18 [pid 5895] memfd_create("syzkaller", 0) = 3 [pid 5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5891] <... close resumed>) = 0 [pid 5891] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5891] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5891] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5891] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5891] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5891] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5891] close(3) = 0 [pid 5891] close(4) = -1 EBADF (Bad file descriptor) [pid 5891] close(5) = -1 EBADF (Bad file descriptor) [pid 5891] close(6) = -1 EBADF (Bad file descriptor) [pid 5891] close(7) = -1 EBADF (Bad file descriptor) [pid 5891] close(8) = -1 EBADF (Bad file descriptor) [pid 5891] close(9) = -1 EBADF (Bad file descriptor) [pid 5891] close(10) = -1 EBADF (Bad file descriptor) [pid 5891] close(11) = -1 EBADF (Bad file descriptor) [pid 5891] close(12) = -1 EBADF (Bad file descriptor) [pid 5891] close(13) = -1 EBADF (Bad file descriptor) [pid 5891] close(14) = -1 EBADF (Bad file descriptor) [pid 5892] <... close resumed>) = 0 [pid 5891] close(15) = -1 EBADF (Bad file descriptor) [pid 5891] close(16) = -1 EBADF (Bad file descriptor) [pid 5891] close(17) = -1 EBADF (Bad file descriptor) [pid 5843] <... close resumed>) = 0 [pid 5891] close(18) = -1 EBADF (Bad file descriptor) [pid 5891] close(19) = -1 EBADF (Bad file descriptor) [pid 5891] close(20) = -1 EBADF (Bad file descriptor) [pid 5891] close(21) = -1 EBADF (Bad file descriptor) [pid 5891] close(22) = -1 EBADF (Bad file descriptor) [pid 5891] close(23) = -1 EBADF (Bad file descriptor) [pid 5891] close(24) = -1 EBADF (Bad file descriptor) [pid 5891] close(25) = -1 EBADF (Bad file descriptor) [pid 5891] close(26) = -1 EBADF (Bad file descriptor) [pid 5891] close(27) = -1 EBADF (Bad file descriptor) [pid 5892] lseek(-1, 2, SEEK_DATA [pid 5891] close(28 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5892] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(29) = -1 EBADF (Bad file descriptor) [pid 5891] exit_group(0./strace-static-x86_64: Process 5896 attached [pid 5892] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5891] <... exit_group resumed>) = ? [pid 5896] set_robust_list(0x55558af186a0, 24 [pid 5892] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5891] +++ exited with 0 +++ [pid 5843] <... clone resumed>, child_tidptr=0x55558af18690) = 7 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5892] sendfile(-1, -1, NULL, 553647746 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=37 /* 0.37 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5896] chdir("./4" [pid 5892] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] pwrite64(-1, "", 0, 3708 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5896] <... chdir resumed>) = 0 [pid 5892] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5892] truncate(NULL, 7 [pid 5896] <... prctl resumed>) = 0 [pid 5892] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5842] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] setpgid(0, 0 [pid 5892] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5896] <... setpgid resumed>) = 0 [pid 5892] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5842] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5892] close(3 [pid 5842] <... openat resumed>) = 3 [pid 5896] <... openat resumed>) = 3 [pid 5892] <... close resumed>) = 0 [pid 5842] newfstatat(3, "", [pid 5896] write(3, "1000", 4 [pid 5892] close(4 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5896] <... write resumed>) = 4 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] getdents64(3, [pid 5896] close(3 [pid 5895] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5892] close(5 [pid 5842] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5896] <... close resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] symlink("/dev/binderfs", "./binderfs" [pid 5892] close(6 [pid 5896] <... symlink resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(7executing program [pid 5896] write(1, "executing program\n", 18 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5896] <... write resumed>) = 18 [pid 5892] close(8) = -1 EBADF (Bad file descriptor) [pid 5896] memfd_create("syzkaller", 0 [pid 5892] close(9 [pid 5896] <... memfd_create resumed>) = 3 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5892] close(10 [pid 5896] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(11) = -1 EBADF (Bad file descriptor) [pid 5892] close(12) = -1 EBADF (Bad file descriptor) [pid 5892] close(13) = -1 EBADF (Bad file descriptor) [pid 5892] close(14) = -1 EBADF (Bad file descriptor) [pid 5892] close(15) = -1 EBADF (Bad file descriptor) [pid 5892] close(16) = -1 EBADF (Bad file descriptor) [pid 5892] close(17) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = 0 [pid 5892] close(18 [pid 5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] close(19 [pid 5842] newfstatat(AT_FDCWD, "./3/file0", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5894] <... write resumed>) = 16777216 [pid 5892] close(20 [pid 5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] munmap(0x7f69b5d0e000, 138412032 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] close(21 [pid 5842] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... openat resumed>) = 4 [pid 5892] close(22 [pid 5842] newfstatat(4, "", [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./3/file0") = 0 [pid 5842] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./3/binderfs") = 0 [pid 5842] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./3") = 0 [pid 5842] mkdir("./4", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5894] <... munmap resumed>) = 0 [pid 5892] close(23 [pid 5894] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5894] <... openat resumed>) = 4 [pid 5892] close(24 [pid 5894] ioctl(4, LOOP_SET_FD, 3 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5894] <... ioctl resumed>) = 0 [pid 5892] close(25) = -1 EBADF (Bad file descriptor) [pid 5892] close(26 [pid 5894] close(3 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5894] <... close resumed>) = 0 [pid 5892] close(27 [pid 5894] close(4 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5894] <... close resumed>) = 0 [pid 5892] close(28) = -1 EBADF (Bad file descriptor) [pid 5894] mkdir("./file0", 0777 [pid 5892] close(29) = -1 EBADF (Bad file descriptor) [pid 5892] exit_group(0 [pid 5894] <... mkdir resumed>) = 0 [pid 5892] <... exit_group resumed>) = ? [pid 5894] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5892] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=46 /* 0.46 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5844] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] <... mount resumed>) = 0 [pid 5894] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5894] chdir("./file0") = 0 [pid 5894] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5894] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5894] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5894] memfd_create("syzkaller", 0) = 4 [ 85.187639][ T5894] loop4: detected capacity change from 0 to 32768 [pid 5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./3/file0") = 0 [pid 5844] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5896] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5844] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./3/binderfs") = 0 [pid 5844] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./3") = 0 [pid 5844] mkdir("./4", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5842] <... close resumed>) = 0 [pid 5894] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5897 attached [pid 5897] set_robust_list(0x55558af186a0, 24 [pid 5842] <... clone resumed>, child_tidptr=0x55558af18690) = 7 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5897] chdir("./4") = 0 [pid 5895] <... write resumed>) = 16777216 [pid 5844] <... close resumed>) = 0 [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5895] munmap(0x7f69b5d0e000, 138412032 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5897] <... prctl resumed>) = 0 [pid 5897] setpgid(0, 0./strace-static-x86_64: Process 5898 attached ) = 0 [pid 5895] <... munmap resumed>) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5844] <... clone resumed>, child_tidptr=0x55558af18690) = 7 [pid 5897] <... openat resumed>) = 3 [pid 5897] write(3, "1000", 4 [pid 5898] set_robust_list(0x55558af186a0, 24 [pid 5897] <... write resumed>) = 4 [pid 5895] <... openat resumed>) = 4 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5897] close(3 [pid 5895] ioctl(4, LOOP_SET_FD, 3 [pid 5898] chdir("./4" [pid 5897] <... close resumed>) = 0 [pid 5895] <... ioctl resumed>) = 0 [pid 5897] symlink("/dev/binderfs", "./binderfs" [pid 5895] close(3 [pid 5898] <... chdir resumed>) = 0 [pid 5897] <... symlink resumed>) = 0 [pid 5895] <... close resumed>) = 0 executing program [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] write(1, "executing program\n", 18 [pid 5895] close(4 [pid 5898] <... prctl resumed>) = 0 [pid 5897] <... write resumed>) = 18 [pid 5895] <... close resumed>) = 0 [pid 5898] setpgid(0, 0 [pid 5897] memfd_create("syzkaller", 0 [pid 5896] <... write resumed>) = 16777216 [pid 5895] mkdir("./file0", 0777 [pid 5898] <... setpgid resumed>) = 0 [pid 5897] <... memfd_create resumed>) = 3 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5896] munmap(0x7f69b5d0e000, 138412032 [pid 5895] <... mkdir resumed>) = 0 [pid 5898] <... openat resumed>) = 3 [pid 5897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5895] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5897] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5898] write(3, "1000", 4) = 4 [pid 5898] close(3) = 0 [pid 5898] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5898] write(1, "executing program\n", 18executing program ) = 18 [ 85.578335][ T5895] loop3: detected capacity change from 0 to 32768 [pid 5898] memfd_create("syzkaller", 0) = 3 [pid 5898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5895] <... mount resumed>) = 0 [pid 5895] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5896] <... munmap resumed>) = 0 [pid 5896] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5895] <... openat resumed>) = 3 [pid 5896] <... openat resumed>) = 4 [pid 5895] chdir("./file0" [pid 5896] ioctl(4, LOOP_SET_FD, 3 [pid 5895] <... chdir resumed>) = 0 [pid 5896] <... ioctl resumed>) = 0 [pid 5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5895] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5895] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5895] memfd_create("syzkaller", 0 [pid 5896] close(3) = 0 [pid 5895] <... memfd_create resumed>) = 4 [pid 5896] close(4 [pid 5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5896] <... close resumed>) = 0 [pid 5895] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5896] mkdir("./file0", 0777) = 0 [pid 5896] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5896] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5896] chdir("./file0") = 0 [pid 5896] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5896] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH [pid 5894] <... write resumed>) = 16777216 [pid 5896] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5896] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5896] memfd_create("syzkaller", 0 [pid 5894] munmap(0x7f69b5d0e000, 138412032 [pid 5896] <... memfd_create resumed>) = 4 [pid 5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 85.691223][ T5896] loop1: detected capacity change from 0 to 32768 [pid 5894] <... munmap resumed>) = 0 [pid 5894] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5894] close(4 [pid 5895] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5897] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5894] <... close resumed>) = 0 [pid 5898] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5894] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5894] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5894] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5894] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5894] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5894] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5894] close(3) = 0 [pid 5894] close(4) = -1 EBADF (Bad file descriptor) [pid 5894] close(5) = -1 EBADF (Bad file descriptor) [pid 5894] close(6) = -1 EBADF (Bad file descriptor) [pid 5894] close(7) = -1 EBADF (Bad file descriptor) [pid 5894] close(8) = -1 EBADF (Bad file descriptor) [pid 5894] close(9) = -1 EBADF (Bad file descriptor) [pid 5894] close(10) = -1 EBADF (Bad file descriptor) [pid 5894] close(11) = -1 EBADF (Bad file descriptor) [pid 5894] close(12) = -1 EBADF (Bad file descriptor) [pid 5894] close(13) = -1 EBADF (Bad file descriptor) [pid 5894] close(14) = -1 EBADF (Bad file descriptor) [pid 5894] close(15) = -1 EBADF (Bad file descriptor) [pid 5894] close(16) = -1 EBADF (Bad file descriptor) [pid 5894] close(17) = -1 EBADF (Bad file descriptor) [pid 5894] close(18) = -1 EBADF (Bad file descriptor) [pid 5894] close(19) = -1 EBADF (Bad file descriptor) [pid 5894] close(20) = -1 EBADF (Bad file descriptor) [pid 5894] close(21) = -1 EBADF (Bad file descriptor) [pid 5894] close(22) = -1 EBADF (Bad file descriptor) [pid 5894] close(23) = -1 EBADF (Bad file descriptor) [pid 5894] close(24) = -1 EBADF (Bad file descriptor) [pid 5894] close(25) = -1 EBADF (Bad file descriptor) [pid 5894] close(26) = -1 EBADF (Bad file descriptor) [pid 5894] close(27) = -1 EBADF (Bad file descriptor) [pid 5894] close(28) = -1 EBADF (Bad file descriptor) [pid 5894] close(29) = -1 EBADF (Bad file descriptor) [pid 5894] exit_group(0) = ? [pid 5894] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=43 /* 0.43 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5849] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./4/file0") = 0 [pid 5849] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./4/binderfs") = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./4") = 0 [pid 5849] mkdir("./5", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 5897] <... write resumed>) = 16777216 [pid 5897] munmap(0x7f69b5d0e000, 138412032 [pid 5895] <... write resumed>) = 16777216 [pid 5897] <... munmap resumed>) = 0 [pid 5895] munmap(0x7f69b5d0e000, 138412032 [pid 5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5895] <... munmap resumed>) = 0 [pid 5897] <... openat resumed>) = 4 [pid 5897] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5897] close(3) = 0 [pid 5897] close(4 [pid 5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5897] <... close resumed>) = 0 [pid 5897] mkdir("./file0", 0777) = 0 [pid 5895] close(4 [pid 5897] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5896] <... write resumed>) = 16777216 [pid 5898] <... write resumed>) = 16777216 [pid 5897] <... mount resumed>) = 0 [pid 5897] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5898] munmap(0x7f69b5d0e000, 138412032 [pid 5897] chdir("./file0") = 0 [pid 5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5896] munmap(0x7f69b5d0e000, 138412032 [pid 5897] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5897] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5897] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [ 86.312681][ T5897] loop0: detected capacity change from 0 to 32768 [pid 5897] memfd_create("syzkaller", 0 [pid 5896] <... munmap resumed>) = 0 [pid 5897] <... memfd_create resumed>) = 4 [pid 5897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5898] <... munmap resumed>) = 0 [pid 5897] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5896] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5896] close(4 [pid 5898] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5895] <... close resumed>) = 0 [pid 5898] <... openat resumed>) = 4 [pid 5895] lseek(-1, 2, SEEK_DATA [pid 5898] ioctl(4, LOOP_SET_FD, 3 [pid 5895] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5898] <... ioctl resumed>) = 0 [pid 5895] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5895] sendfile(-1, -1, NULL, 553647746 [pid 5898] close(3 [pid 5895] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] pwrite64(-1, "", 0, 3708 [pid 5898] <... close resumed>) = 0 [pid 5895] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(4 [pid 5895] truncate(NULL, 7 [pid 5898] <... close resumed>) = 0 [pid 5895] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5898] mkdir("./file0", 0777 [pid 5895] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5898] <... mkdir resumed>) = 0 [pid 5895] close(3 [pid 5898] mount("/dev/loop2", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5895] <... close resumed>) = 0 [pid 5895] close(4) = -1 EBADF (Bad file descriptor) [pid 5895] close(5) = -1 EBADF (Bad file descriptor) [pid 5895] close(6) = -1 EBADF (Bad file descriptor) [pid 5895] close(7) = -1 EBADF (Bad file descriptor) [pid 5895] close(8) = -1 EBADF (Bad file descriptor) [pid 5895] close(9) = -1 EBADF (Bad file descriptor) [pid 5895] close(10) = -1 EBADF (Bad file descriptor) [pid 5895] close(11) = -1 EBADF (Bad file descriptor) [pid 5895] close(12) = -1 EBADF (Bad file descriptor) [pid 5895] close(13) = -1 EBADF (Bad file descriptor) [pid 5898] <... mount resumed>) = 0 [pid 5895] close(14 [pid 5898] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... openat resumed>) = 3 [pid 5895] close(15) = -1 EBADF (Bad file descriptor) [pid 5898] chdir("./file0" [pid 5895] close(16 [pid 5898] <... chdir resumed>) = 0 [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5895] close(17) = -1 EBADF (Bad file descriptor) [pid 5895] close(18 [pid 5898] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5898] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5895] close(19) = -1 EBADF (Bad file descriptor) [pid 5898] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5895] close(20) = -1 EBADF (Bad file descriptor) [pid 5895] close(21 [pid 5898] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] close(22 [pid 5898] memfd_create("syzkaller", 0 [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... memfd_create resumed>) = 4 [pid 5895] close(23 [pid 5898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] <... close resumed>) = 0 [pid 5898] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5895] close(24) = -1 EBADF (Bad file descriptor) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5895] close(25) = -1 EBADF (Bad file descriptor) [pid 5895] close(26) = -1 EBADF (Bad file descriptor) [pid 5895] close(27 [pid 5849] <... clone resumed>, child_tidptr=0x55558af18690) = 8 [pid 5895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] close(28./strace-static-x86_64: Process 5899 attached ) = -1 EBADF (Bad file descriptor) [pid 5895] close(29) = -1 EBADF (Bad file descriptor) [ 86.429415][ T5898] loop2: detected capacity change from 0 to 32768 [pid 5895] exit_group(0) = ? [pid 5899] set_robust_list(0x55558af186a0, 24 [pid 5895] +++ exited with 0 +++ [pid 5899] <... set_robust_list resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=44 /* 0.44 s */} --- [pid 5899] chdir("./5" [pid 5848] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] <... chdir resumed>) = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5899] setpgid(0, 0 [pid 5848] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5899] <... setpgid resumed>) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5899] <... openat resumed>) = 3 [pid 5899] write(3, "1000", 4) = 4 [pid 5899] close(3) = 0 [pid 5848] getdents64(3, [pid 5899] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5899] <... symlink resumed>) = 0 [pid 5848] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] write(1, "executing program\n", 18executing program ) = 18 [pid 5899] memfd_create("syzkaller", 0) = 3 [pid 5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5848] <... umount2 resumed>) = 0 [pid 5848] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5848] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./4/file0") = 0 [pid 5848] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./4/binderfs") = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./4") = 0 [pid 5848] mkdir("./5", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3 [pid 5896] <... close resumed>) = 0 [pid 5896] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5896] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5896] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5896] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5896] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5896] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5896] close(3) = 0 [pid 5896] close(4) = -1 EBADF (Bad file descriptor) [pid 5896] close(5) = -1 EBADF (Bad file descriptor) [pid 5896] close(6) = -1 EBADF (Bad file descriptor) [pid 5896] close(7) = -1 EBADF (Bad file descriptor) [pid 5896] close(8) = -1 EBADF (Bad file descriptor) [pid 5896] close(9) = -1 EBADF (Bad file descriptor) [pid 5896] close(10) = -1 EBADF (Bad file descriptor) [pid 5896] close(11) = -1 EBADF (Bad file descriptor) [pid 5896] close(12) = -1 EBADF (Bad file descriptor) [pid 5896] close(13) = -1 EBADF (Bad file descriptor) [pid 5896] close(14) = -1 EBADF (Bad file descriptor) [pid 5896] close(15) = -1 EBADF (Bad file descriptor) [pid 5896] close(16) = -1 EBADF (Bad file descriptor) [pid 5896] close(17) = -1 EBADF (Bad file descriptor) [pid 5896] close(18) = -1 EBADF (Bad file descriptor) [pid 5896] close(19) = -1 EBADF (Bad file descriptor) [pid 5896] close(20) = -1 EBADF (Bad file descriptor) [pid 5896] close(21) = -1 EBADF (Bad file descriptor) [pid 5896] close(22) = -1 EBADF (Bad file descriptor) [pid 5896] close(23) = -1 EBADF (Bad file descriptor) [pid 5896] close(24) = -1 EBADF (Bad file descriptor) [pid 5898] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5896] close(25) = -1 EBADF (Bad file descriptor) [pid 5896] close(26) = -1 EBADF (Bad file descriptor) [pid 5896] close(27) = -1 EBADF (Bad file descriptor) [pid 5896] close(28) = -1 EBADF (Bad file descriptor) [pid 5896] close(29) = -1 EBADF (Bad file descriptor) [pid 5896] exit_group(0) = ? [pid 5896] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=14 /* 0.14 s */, si_stime=39 /* 0.39 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5843] <... umount2 resumed>) = 0 [pid 5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./4/file0") = 0 [pid 5843] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./4/binderfs") = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./4") = 0 [pid 5843] mkdir("./5", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5899] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5848] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5900 attached , child_tidptr=0x55558af18690) = 8 [pid 5900] set_robust_list(0x55558af186a0, 24) = 0 [pid 5900] chdir("./5") = 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5900] setpgid(0, 0) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5900] write(3, "1000", 4) = 4 [pid 5900] close(3) = 0 [pid 5900] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5900] write(1, "executing program\n", 18) = 18 [pid 5900] memfd_create("syzkaller", 0) = 3 [pid 5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5901 attached [pid 5901] set_robust_list(0x55558af186a0, 24 [pid 5898] <... write resumed>) = 16777216 [pid 5901] <... set_robust_list resumed>) = 0 [pid 5898] munmap(0x7f69b5d0e000, 138412032 [pid 5843] <... clone resumed>, child_tidptr=0x55558af18690) = 8 [pid 5901] chdir("./5") = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5901] write(1, "executing program\n", 18) = 18 [pid 5901] memfd_create("syzkaller", 0) = 3 [pid 5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5898] <... munmap resumed>) = 0 [pid 5898] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5898] close(4 [pid 5897] <... write resumed>) = 16777216 [pid 5897] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5897] close(4 [pid 5899] <... write resumed>) = 16777216 [pid 5899] munmap(0x7f69b5d0e000, 138412032 [pid 5900] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5899] <... munmap resumed>) = 0 [pid 5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5899] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5899] close(3) = 0 [pid 5899] close(4) = 0 [pid 5899] mkdir("./file0", 0777) = 0 [pid 5899] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5899] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5899] chdir("./file0") = 0 [pid 5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5899] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5899] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5899] memfd_create("syzkaller", 0) = 4 [pid 5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 87.170029][ T5899] loop4: detected capacity change from 0 to 32768 [pid 5901] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5898] <... close resumed>) = 0 [pid 5898] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5900] <... write resumed>) = 16777216 [pid 5898] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5898] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5898] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5898] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5898] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5898] close(3) = 0 [pid 5900] munmap(0x7f69b5d0e000, 138412032 [pid 5898] close(4) = -1 EBADF (Bad file descriptor) [pid 5898] close(5) = -1 EBADF (Bad file descriptor) [pid 5898] close(6) = -1 EBADF (Bad file descriptor) [pid 5898] close(7) = -1 EBADF (Bad file descriptor) [pid 5898] close(8) = -1 EBADF (Bad file descriptor) [pid 5898] close(9) = -1 EBADF (Bad file descriptor) [pid 5898] close(10) = -1 EBADF (Bad file descriptor) [pid 5898] close(11) = -1 EBADF (Bad file descriptor) [pid 5898] close(12) = -1 EBADF (Bad file descriptor) [pid 5898] close(13) = -1 EBADF (Bad file descriptor) [pid 5898] close(14) = -1 EBADF (Bad file descriptor) [pid 5898] close(15) = -1 EBADF (Bad file descriptor) [pid 5898] close(16) = -1 EBADF (Bad file descriptor) [pid 5898] close(17) = -1 EBADF (Bad file descriptor) [pid 5898] close(18) = -1 EBADF (Bad file descriptor) [pid 5898] close(19) = -1 EBADF (Bad file descriptor) [pid 5898] close(20) = -1 EBADF (Bad file descriptor) [pid 5900] <... munmap resumed>) = 0 [pid 5898] close(21) = -1 EBADF (Bad file descriptor) [pid 5897] <... close resumed>) = 0 [pid 5898] close(22) = -1 EBADF (Bad file descriptor) [pid 5900] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5898] close(23) = -1 EBADF (Bad file descriptor) [pid 5900] <... openat resumed>) = 4 [pid 5898] close(24) = -1 EBADF (Bad file descriptor) [pid 5900] ioctl(4, LOOP_SET_FD, 3 [pid 5898] close(25 [pid 5900] <... ioctl resumed>) = 0 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(26) = -1 EBADF (Bad file descriptor) [pid 5898] close(27) = -1 EBADF (Bad file descriptor) [pid 5898] close(28 [pid 5900] close(3 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(29 [pid 5900] <... close resumed>) = 0 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] close(4 [pid 5897] lseek(-1, 2, SEEK_DATA [pid 5900] <... close resumed>) = 0 [pid 5898] exit_group(0 [pid 5897] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5900] mkdir("./file0", 0777 [pid 5898] <... exit_group resumed>) = ? [pid 5897] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5900] <... mkdir resumed>) = 0 [pid 5897] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5900] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5897] pwrite64(-1, "", 0, 3708 [pid 5898] +++ exited with 0 +++ [pid 5897] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=17 /* 0.17 s */, si_stime=37 /* 0.37 s */} --- [pid 5897] truncate(NULL, 7 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5897] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5844] <... restart_syscall resumed>) = 0 [pid 5897] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5897] close(3 [pid 5844] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5897] close(4 [pid 5844] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] <... openat resumed>) = 3 [pid 5897] close(5 [pid 5844] newfstatat(3, "", [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(6 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] getdents64(3, [pid 5900] <... mount resumed>) = 0 [pid 5897] close(7 [pid 5900] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5900] <... openat resumed>) = 3 [pid 5897] close(8 [pid 5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5900] chdir("./file0" [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... chdir resumed>) = 0 [pid 5897] close(9 [pid 5900] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5897] close(10 [pid 5900] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5897] close(11 [pid 5900] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] memfd_create("syzkaller", 0 [pid 5897] close(12 [pid 5900] <... memfd_create resumed>) = 4 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5897] close(13) = -1 EBADF (Bad file descriptor) [pid 5897] close(14 [pid 5900] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(15) = -1 EBADF (Bad file descriptor) [pid 5897] close(16) = -1 EBADF (Bad file descriptor) [pid 5897] close(17) = -1 EBADF (Bad file descriptor) [pid 5897] close(18) = -1 EBADF (Bad file descriptor) [pid 5897] close(19) = -1 EBADF (Bad file descriptor) [pid 5897] close(20) = -1 EBADF (Bad file descriptor) [pid 5897] close(21) = -1 EBADF (Bad file descriptor) [pid 5897] close(22) = -1 EBADF (Bad file descriptor) [pid 5897] close(23) = -1 EBADF (Bad file descriptor) [pid 5897] close(24) = -1 EBADF (Bad file descriptor) [pid 5897] close(25) = -1 EBADF (Bad file descriptor) [ 87.373191][ T5900] loop3: detected capacity change from 0 to 32768 [pid 5897] close(26) = -1 EBADF (Bad file descriptor) [pid 5897] close(27) = -1 EBADF (Bad file descriptor) [pid 5897] close(28) = -1 EBADF (Bad file descriptor) [pid 5897] close(29) = -1 EBADF (Bad file descriptor) [pid 5897] exit_group(0) = ? [pid 5897] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=13 /* 0.13 s */, si_stime=45 /* 0.45 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5842] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5842] <... umount2 resumed>) = 0 [pid 5844] getdents64(4, [pid 5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] close(4 [pid 5842] newfstatat(AT_FDCWD, "./4/file0", [pid 5844] <... close resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] rmdir("./4/file0" [pid 5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... rmdir resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5842] <... openat resumed>) = 4 [pid 5842] newfstatat(4, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5844] unlink("./4/binderfs" [pid 5842] getdents64(4, [pid 5844] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5842] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5844] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5842] getdents64(4, [pid 5844] <... close resumed>) = 0 [pid 5842] <... getdents64 resumed>0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5844] rmdir("./4") = 0 [pid 5842] close(4 [pid 5844] mkdir("./5", 0777 [pid 5842] <... close resumed>) = 0 [pid 5842] rmdir("./4/file0" [pid 5844] <... mkdir resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5842] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5844] close(3 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./4/binderfs") = 0 [pid 5842] getdents64(3, [pid 5899] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5842] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./4") = 0 [pid 5842] mkdir("./5", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5900] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5901] <... write resumed>) = 16777216 [pid 5901] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5901] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] <... close resumed>) = 0 [pid 5901] <... openat resumed>) = 4 [pid 5901] ioctl(4, LOOP_SET_FD, 3 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5902 attached [pid 5901] close(3 [pid 5844] <... clone resumed>, child_tidptr=0x55558af18690) = 8 [pid 5901] <... close resumed>) = 0 [pid 5902] set_robust_list(0x55558af186a0, 24) = 0 [pid 5901] close(4 [pid 5902] chdir("./5" [pid 5901] <... close resumed>) = 0 [pid 5902] <... chdir resumed>) = 0 [pid 5901] mkdir("./file0", 0777 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] <... mkdir resumed>) = 0 [pid 5902] setpgid(0, 0 [pid 5901] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5902] <... setpgid resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5902] write(3, "1000", 4) = 4 [pid 5902] close(3) = 0 [pid 5902] symlink("/dev/binderfs", "./binderfs" [pid 5901] <... mount resumed>) = 0 [pid 5902] <... symlink resumed>) = 0 executing program [pid 5901] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5902] write(1, "executing program\n", 18 [pid 5901] <... openat resumed>) = 3 [pid 5902] <... write resumed>) = 18 [pid 5901] chdir("./file0" [pid 5902] memfd_create("syzkaller", 0) = 3 [pid 5901] <... chdir resumed>) = 0 [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5901] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5902] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5901] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5901] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [ 87.772217][ T5901] loop1: detected capacity change from 0 to 32768 [pid 5901] memfd_create("syzkaller", 0) = 4 [pid 5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5842] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached , child_tidptr=0x55558af18690) = 8 [pid 5903] set_robust_list(0x55558af186a0, 24) = 0 [pid 5903] chdir("./5") = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 executing program [pid 5903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] memfd_create("syzkaller", 0) = 3 [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5900] <... write resumed>) = 16777216 [pid 5899] <... write resumed>) = 16777216 [pid 5900] munmap(0x7f69b5d0e000, 138412032 [pid 5899] munmap(0x7f69b5d0e000, 138412032 [pid 5900] <... munmap resumed>) = 0 [pid 5900] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5900] close(4 [pid 5899] <... munmap resumed>) = 0 [pid 5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5899] close(4 [pid 5902] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5901] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5903] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5900] <... close resumed>) = 0 [pid 5900] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5900] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5900] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5900] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5900] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5900] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5900] close(3) = 0 [pid 5900] close(4) = -1 EBADF (Bad file descriptor) [pid 5900] close(5) = -1 EBADF (Bad file descriptor) [pid 5900] close(6) = -1 EBADF (Bad file descriptor) [pid 5900] close(7) = -1 EBADF (Bad file descriptor) [pid 5900] close(8) = -1 EBADF (Bad file descriptor) [pid 5900] close(9) = -1 EBADF (Bad file descriptor) [pid 5900] close(10) = -1 EBADF (Bad file descriptor) [pid 5900] close(11) = -1 EBADF (Bad file descriptor) [pid 5900] close(12) = -1 EBADF (Bad file descriptor) [pid 5900] close(13) = -1 EBADF (Bad file descriptor) [pid 5900] close(14) = -1 EBADF (Bad file descriptor) [pid 5900] close(15) = -1 EBADF (Bad file descriptor) [pid 5900] close(16) = -1 EBADF (Bad file descriptor) [pid 5900] close(17) = -1 EBADF (Bad file descriptor) [pid 5900] close(18) = -1 EBADF (Bad file descriptor) [pid 5900] close(19) = -1 EBADF (Bad file descriptor) [pid 5900] close(20) = -1 EBADF (Bad file descriptor) [pid 5900] close(21) = -1 EBADF (Bad file descriptor) [pid 5899] <... close resumed>) = 0 [pid 5900] close(22) = -1 EBADF (Bad file descriptor) [pid 5900] close(23) = -1 EBADF (Bad file descriptor) [pid 5900] close(24) = -1 EBADF (Bad file descriptor) [pid 5900] close(25) = -1 EBADF (Bad file descriptor) [pid 5900] close(26) = -1 EBADF (Bad file descriptor) [pid 5900] close(27 [pid 5899] lseek(-1, 2, SEEK_DATA [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] close(28 [pid 5899] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5900] close(29 [pid 5899] sendfile(-1, -1, NULL, 553647746 [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] exit_group(0 [pid 5899] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... exit_group resumed>) = ? [pid 5899] pwrite64(-1, "", 0, 3708 [pid 5900] +++ exited with 0 +++ [pid 5899] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] truncate(NULL, 7 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=15 /* 0.15 s */, si_stime=39 /* 0.39 s */} --- [pid 5899] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5899] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5899] close(3) = 0 [pid 5899] close(4) = -1 EBADF (Bad file descriptor) [pid 5899] close(5) = -1 EBADF (Bad file descriptor) [pid 5899] close(6 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5899] close(7 [pid 5848] newfstatat(3, "", [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(8 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] getdents64(3, [pid 5899] close(9 [pid 5848] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] close(10) = -1 EBADF (Bad file descriptor) [pid 5899] close(11) = -1 EBADF (Bad file descriptor) [pid 5899] close(12) = -1 EBADF (Bad file descriptor) [pid 5899] close(13) = -1 EBADF (Bad file descriptor) [pid 5899] close(14) = -1 EBADF (Bad file descriptor) [pid 5899] close(15) = -1 EBADF (Bad file descriptor) [pid 5899] close(16) = -1 EBADF (Bad file descriptor) [pid 5899] close(17) = -1 EBADF (Bad file descriptor) [pid 5899] close(18) = -1 EBADF (Bad file descriptor) [pid 5899] close(19) = -1 EBADF (Bad file descriptor) [pid 5899] close(20) = -1 EBADF (Bad file descriptor) [pid 5899] close(21) = -1 EBADF (Bad file descriptor) [pid 5899] close(22) = -1 EBADF (Bad file descriptor) [pid 5899] close(23) = -1 EBADF (Bad file descriptor) [pid 5899] close(24) = -1 EBADF (Bad file descriptor) [pid 5899] close(25) = -1 EBADF (Bad file descriptor) [pid 5899] close(26) = -1 EBADF (Bad file descriptor) [pid 5899] close(27) = -1 EBADF (Bad file descriptor) [pid 5899] close(28) = -1 EBADF (Bad file descriptor) [pid 5899] close(29) = -1 EBADF (Bad file descriptor) [pid 5899] exit_group(0) = ? [pid 5899] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=16 /* 0.16 s */, si_stime=36 /* 0.36 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5848] <... umount2 resumed>) = 0 [pid 5849] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5848] newfstatat(AT_FDCWD, "./5/file0", [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5848] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5848] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5848] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5848] close(4) = 0 [pid 5848] rmdir("./5/file0") = 0 [pid 5848] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./5/binderfs") = 0 [pid 5848] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./5") = 0 [pid 5848] mkdir("./6", 0777) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5848] ioctl(3, LOOP_CLR_FD) = 0 [pid 5848] close(3 [pid 5849] <... umount2 resumed>) = 0 [pid 5849] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5849] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5849] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5849] close(4) = 0 [pid 5849] rmdir("./5/file0") = 0 [pid 5849] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./5/binderfs") = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./5") = 0 [pid 5849] mkdir("./6", 0777) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5849] ioctl(3, LOOP_CLR_FD) = 0 [pid 5849] close(3 [pid 5903] <... write resumed>) = 16777216 [pid 5903] munmap(0x7f69b5d0e000, 138412032 [pid 5901] <... write resumed>) = 16777216 [pid 5903] <... munmap resumed>) = 0 [pid 5903] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5903] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5903] close(3) = 0 [pid 5901] munmap(0x7f69b5d0e000, 138412032 [pid 5903] close(4) = 0 [pid 5903] mkdir("./file0", 0777) = 0 [pid 5903] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5901] <... munmap resumed>) = 0 [pid 5901] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5901] close(4 [pid 5903] <... mount resumed>) = 0 [pid 5903] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5903] chdir("./file0") = 0 [pid 5903] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5903] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5903] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5903] memfd_create("syzkaller", 0) = 4 [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5902] <... write resumed>) = 16777216 [pid 5848] <... close resumed>) = 0 [ 88.463769][ T5903] loop0: detected capacity change from 0 to 32768 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558af18690) = 9 ./strace-static-x86_64: Process 5904 attached [pid 5904] set_robust_list(0x55558af186a0, 24) = 0 [pid 5904] chdir("./6") = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5902] munmap(0x7f69b5d0e000, 138412032 [pid 5904] <... prctl resumed>) = 0 [pid 5904] setpgid(0, 0) = 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5904] write(3, "1000", 4) = 4 [pid 5904] close(3) = 0 [pid 5904] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5904] write(1, "executing program\n", 18executing program ) = 18 [pid 5904] memfd_create("syzkaller", 0) = 3 [pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5902] <... munmap resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5902] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5902] close(3) = 0 [pid 5902] close(4) = 0 [pid 5902] mkdir("./file0", 0777) = 0 [pid 5902] mount("/dev/loop2", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5902] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5902] chdir("./file0") = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5902] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5902] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5902] memfd_create("syzkaller", 0) = 4 [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [ 88.600877][ T5902] loop2: detected capacity change from 0 to 32768 [pid 5903] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5849] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558af18690) = 9 ./strace-static-x86_64: Process 5905 attached [pid 5905] set_robust_list(0x55558af186a0, 24) = 0 [pid 5905] chdir("./6") = 0 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5905] setpgid(0, 0) = 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5905] write(3, "1000", 4) = 4 [pid 5905] close(3) = 0 [pid 5905] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5905] write(1, "executing program\n", 18executing program ) = 18 [pid 5905] memfd_create("syzkaller", 0) = 3 [pid 5901] <... close resumed>) = 0 [pid 5905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5901] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5901] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5901] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5901] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5901] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5901] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5901] close(3) = 0 [pid 5901] close(4) = -1 EBADF (Bad file descriptor) [pid 5901] close(5) = -1 EBADF (Bad file descriptor) [pid 5901] close(6) = -1 EBADF (Bad file descriptor) [pid 5901] close(7) = -1 EBADF (Bad file descriptor) [pid 5901] close(8) = -1 EBADF (Bad file descriptor) [pid 5901] close(9) = -1 EBADF (Bad file descriptor) [pid 5901] close(10) = -1 EBADF (Bad file descriptor) [pid 5901] close(11) = -1 EBADF (Bad file descriptor) [pid 5901] close(12) = -1 EBADF (Bad file descriptor) [pid 5901] close(13) = -1 EBADF (Bad file descriptor) [pid 5901] close(14) = -1 EBADF (Bad file descriptor) [pid 5901] close(15) = -1 EBADF (Bad file descriptor) [pid 5901] close(16) = -1 EBADF (Bad file descriptor) [pid 5901] close(17 [pid 5902] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5901] close(18) = -1 EBADF (Bad file descriptor) [pid 5901] close(19) = -1 EBADF (Bad file descriptor) [pid 5901] close(20) = -1 EBADF (Bad file descriptor) [pid 5901] close(21) = -1 EBADF (Bad file descriptor) [pid 5901] close(22) = -1 EBADF (Bad file descriptor) [pid 5901] close(23) = -1 EBADF (Bad file descriptor) [pid 5901] close(24) = -1 EBADF (Bad file descriptor) [pid 5901] close(25) = -1 EBADF (Bad file descriptor) [pid 5901] close(26 [pid 5904] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5901] close(27) = -1 EBADF (Bad file descriptor) [pid 5901] close(28) = -1 EBADF (Bad file descriptor) [pid 5901] close(29) = -1 EBADF (Bad file descriptor) [pid 5901] exit_group(0) = ? [pid 5901] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=38 /* 0.38 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./5/file0") = 0 [pid 5843] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./5/binderfs") = 0 [pid 5843] getdents64(3, 0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./5") = 0 [pid 5843] mkdir("./6", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5903] <... write resumed>) = 16777216 [pid 5903] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5903] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5903] close(4 [pid 5905] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5902] <... write resumed>) = 16777216 [pid 5902] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5902] close(4 [pid 5903] <... close resumed>) = 0 [pid 5903] lseek(-1, 2, SEEK_DATA) = -1 EBADF (Bad file descriptor) [pid 5903] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5903] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5903] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5903] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5903] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5903] close(3) = 0 [pid 5903] close(4) = -1 EBADF (Bad file descriptor) [pid 5903] close(5) = -1 EBADF (Bad file descriptor) [pid 5903] close(6) = -1 EBADF (Bad file descriptor) [pid 5903] close(7) = -1 EBADF (Bad file descriptor) [pid 5903] close(8) = -1 EBADF (Bad file descriptor) [pid 5903] close(9) = -1 EBADF (Bad file descriptor) [pid 5903] close(10) = -1 EBADF (Bad file descriptor) [pid 5903] close(11) = -1 EBADF (Bad file descriptor) [pid 5903] close(12) = -1 EBADF (Bad file descriptor) [pid 5903] close(13) = -1 EBADF (Bad file descriptor) [pid 5903] close(14) = -1 EBADF (Bad file descriptor) [pid 5903] close(15) = -1 EBADF (Bad file descriptor) [pid 5903] close(16) = -1 EBADF (Bad file descriptor) [pid 5903] close(17) = -1 EBADF (Bad file descriptor) [pid 5903] close(18) = -1 EBADF (Bad file descriptor) [pid 5903] close(19) = -1 EBADF (Bad file descriptor) [pid 5903] close(20) = -1 EBADF (Bad file descriptor) [pid 5903] close(21) = -1 EBADF (Bad file descriptor) [pid 5903] close(22) = -1 EBADF (Bad file descriptor) [pid 5903] close(23) = -1 EBADF (Bad file descriptor) [pid 5903] close(24) = -1 EBADF (Bad file descriptor) [pid 5903] close(25) = -1 EBADF (Bad file descriptor) [pid 5903] close(26) = -1 EBADF (Bad file descriptor) [pid 5903] close(27) = -1 EBADF (Bad file descriptor) [pid 5903] close(28) = -1 EBADF (Bad file descriptor) [pid 5903] close(29) = -1 EBADF (Bad file descriptor) [pid 5903] exit_group(0) = ? [pid 5903] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=50 /* 0.50 s */} --- [pid 5842] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5904] <... write resumed>) = 16777216 [pid 5843] <... close resumed>) = 0 [pid 5904] munmap(0x7f69b5d0e000, 138412032 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5904] <... munmap resumed>) = 0 [pid 5904] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5843] <... clone resumed>, child_tidptr=0x55558af18690) = 9 ./strace-static-x86_64: Process 5906 attached [pid 5906] set_robust_list(0x55558af186a0, 24) = 0 [pid 5906] chdir("./6" [pid 5904] <... openat resumed>) = 4 [pid 5906] <... chdir resumed>) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5904] ioctl(4, LOOP_SET_FD, 3 [pid 5906] <... prctl resumed>) = 0 [pid 5904] <... ioctl resumed>) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5904] close(3 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] <... umount2 resumed>) = 0 [pid 5906] <... openat resumed>) = 3 [pid 5904] <... close resumed>) = 0 [pid 5904] close(4 [pid 5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5904] <... close resumed>) = 0 [pid 5906] write(3, "1000", 4 [pid 5904] mkdir("./file0", 0777 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5904] <... mkdir resumed>) = 0 [pid 5904] mount("/dev/loop3", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5842] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5906] <... write resumed>) = 4 [pid 5906] close(3 [pid 5904] <... mount resumed>) = 0 [pid 5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5906] <... close resumed>) = 0 [pid 5904] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5906] symlink("/dev/binderfs", "./binderfs" [pid 5904] <... openat resumed>) = 3 [pid 5842] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5904] chdir("./file0" [pid 5906] <... symlink resumed>) = 0 [pid 5842] <... openat resumed>) = 4 [pid 5904] <... chdir resumed>) = 0 [pid 5906] write(1, "executing program\n", 18 [pid 5904] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./5/file0"executing program [pid 5906] <... write resumed>) = 18 [pid 5904] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... rmdir resumed>) = 0 [pid 5842] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5906] memfd_create("syzkaller", 0 [pid 5904] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5906] <... memfd_create resumed>) = 3 [ 89.310446][ T5904] loop3: detected capacity change from 0 to 32768 [pid 5904] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5842] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5904] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./5/binderfs") = 0 [pid 5904] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5842] getdents64(3, [pid 5906] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5842] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5904] memfd_create("syzkaller", 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./5" [pid 5904] <... memfd_create resumed>) = 4 [pid 5902] <... close resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5842] mkdir("./6", 0777) = 0 [pid 5904] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5902] lseek(-1, 2, SEEK_DATA [pid 5842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5902] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... ioctl resumed>) = 0 [pid 5902] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5842] close(3 [pid 5902] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5902] pwrite64(-1, "", 0, 3708) = -1 EBADF (Bad file descriptor) [pid 5902] truncate(NULL, 7) = -1 EFAULT (Bad address) [pid 5902] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5902] close(3) = 0 [pid 5902] close(4) = -1 EBADF (Bad file descriptor) [pid 5902] close(5) = -1 EBADF (Bad file descriptor) [pid 5902] close(6) = -1 EBADF (Bad file descriptor) [pid 5902] close(7) = -1 EBADF (Bad file descriptor) [pid 5902] close(8) = -1 EBADF (Bad file descriptor) [pid 5902] close(9) = -1 EBADF (Bad file descriptor) [pid 5902] close(10) = -1 EBADF (Bad file descriptor) [pid 5902] close(11) = -1 EBADF (Bad file descriptor) [pid 5902] close(12) = -1 EBADF (Bad file descriptor) [pid 5902] close(13) = -1 EBADF (Bad file descriptor) [pid 5902] close(14) = -1 EBADF (Bad file descriptor) [pid 5902] close(15) = -1 EBADF (Bad file descriptor) [pid 5902] close(16) = -1 EBADF (Bad file descriptor) [pid 5902] close(17) = -1 EBADF (Bad file descriptor) [pid 5902] close(18) = -1 EBADF (Bad file descriptor) [pid 5902] close(19) = -1 EBADF (Bad file descriptor) [pid 5902] close(20) = -1 EBADF (Bad file descriptor) [pid 5902] close(21) = -1 EBADF (Bad file descriptor) [pid 5902] close(22) = -1 EBADF (Bad file descriptor) [pid 5902] close(23) = -1 EBADF (Bad file descriptor) [pid 5902] close(24) = -1 EBADF (Bad file descriptor) [pid 5902] close(25) = -1 EBADF (Bad file descriptor) [pid 5902] close(26) = -1 EBADF (Bad file descriptor) [pid 5902] close(27) = -1 EBADF (Bad file descriptor) [pid 5902] close(28) = -1 EBADF (Bad file descriptor) [pid 5902] close(29) = -1 EBADF (Bad file descriptor) [pid 5902] exit_group(0) = ? [pid 5902] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=38 /* 0.38 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5844] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... write resumed>) = 16777216 [pid 5905] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5905] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5905] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5905] close(3 [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] <... close resumed>) = 0 [pid 5844] <... openat resumed>) = 4 [pid 5905] close(4 [pid 5844] newfstatat(4, "", [pid 5905] <... close resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5905] mkdir("./file0", 0777 [pid 5844] getdents64(4, [pid 5905] <... mkdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x55558af21890 /* 2 entries */, 32768) = 48 [pid 5905] mount("/dev/loop4", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5844] getdents64(4, 0x55558af21890 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./5/file0") = 0 [pid 5844] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5905] <... mount resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5905] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5905] <... openat resumed>) = 3 [pid 5844] unlink("./5/binderfs" [pid 5905] chdir("./file0" [pid 5844] <... unlink resumed>) = 0 [pid 5905] <... chdir resumed>) = 0 [pid 5844] getdents64(3, [pid 5905] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5844] <... getdents64 resumed>0x55558af19850 /* 0 entries */, 32768) = 0 [pid 5905] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] close(3) = 0 [pid 5844] rmdir("./5") = 0 [pid 5844] mkdir("./6", 0777) = 0 [pid 5842] <... close resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5905] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH [pid 5844] <... ioctl resumed>) = 0 [ 89.480735][ T5905] loop4: detected capacity change from 0 to 32768 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5905] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5844] close(3./strace-static-x86_64: Process 5907 attached [pid 5905] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5907] set_robust_list(0x55558af186a0, 24 [pid 5905] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5842] <... clone resumed>, child_tidptr=0x55558af18690) = 9 [pid 5905] memfd_create("syzkaller", 0) = 4 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5907] chdir("./6" [pid 5905] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5907] <... chdir resumed>) = 0 [pid 5906] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5907] setpgid(0, 0) = 0 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5907] write(3, "1000", 4) = 4 [pid 5907] close(3) = 0 [pid 5907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5907] write(1, "executing program\n", 18) = 18 [pid 5907] memfd_create("syzkaller", 0) = 3 [pid 5907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5904] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5844] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached , child_tidptr=0x55558af18690) = 9 [pid 5908] set_robust_list(0x55558af186a0, 24) = 0 [pid 5908] chdir("./6" [pid 5905] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5908] <... chdir resumed>) = 0 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5908] setpgid(0, 0) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5908] write(3, "1000", 4) = 4 [pid 5908] close(3) = 0 [pid 5908] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5908] write(1, "executing program\n", 18executing program ) = 18 [pid 5908] memfd_create("syzkaller", 0 [pid 5907] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5908] <... memfd_create resumed>) = 3 [pid 5908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5906] <... write resumed>) = 16777216 [pid 5906] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5906] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5906] close(3) = 0 [pid 5906] close(4) = 0 [pid 5906] mkdir("./file0", 0777) = 0 [pid 5906] mount("/dev/loop1", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"...) = 0 [pid 5906] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5906] chdir("./file0") = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5906] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH) = -1 EFAULT (Bad address) [pid 5906] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = -1 EFAULT (Bad address) [pid 5906] memfd_create("syzkaller", 0) = 4 [ 89.956364][ T5906] loop1: detected capacity change from 0 to 32768 [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f69b5d0e000 [pid 5904] <... write resumed>) = 16777216 [pid 5904] munmap(0x7f69b5d0e000, 138412032) = 0 [pid 5904] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5904] close(4 [pid 5905] <... write resumed>) = 16777216 [pid 5905] munmap(0x7f69b5d0e000, 138412032 [pid 5908] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5905] <... munmap resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5905] close(4 [pid 5904] <... close resumed>) = 0 [pid 5907] <... write resumed>) = 16777216 [pid 5904] lseek(-1, 2, SEEK_DATA [pid 5907] munmap(0x7f69b5d0e000, 138412032 [pid 5904] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777) = -1 EFAULT (Bad address) [pid 5904] sendfile(-1, -1, NULL, 553647746) = -1 EBADF (Bad file descriptor) [pid 5906] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216 [pid 5907] <... munmap resumed>) = 0 [pid 5904] pwrite64(-1, "", 0, 3708 [pid 5907] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5904] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] <... openat resumed>) = 4 [pid 5904] truncate(NULL, 7 [pid 5907] ioctl(4, LOOP_SET_FD, 3 [pid 5904] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5904] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5907] <... ioctl resumed>) = 0 [pid 5904] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5907] close(3 [pid 5904] close(3 [pid 5907] <... close resumed>) = 0 [pid 5904] <... close resumed>) = 0 [pid 5907] close(4 [pid 5904] close(4 [pid 5907] <... close resumed>) = 0 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] mkdir("./file0", 0777 [pid 5904] close(5 [pid 5907] <... mkdir resumed>) = 0 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] mount("/dev/loop0", "./file0", "jfs", MS_NODEV|MS_POSIXACL|MS_RELATIME, "nointegrity,errors=continue,nodiscard,quota,quota,iocharset=maccenteuro,usrquota,usrquota,gid=0x0000"... [pid 5904] close(6) = -1 EBADF (Bad file descriptor) [pid 5904] close(7) = -1 EBADF (Bad file descriptor) [pid 5904] close(8) = -1 EBADF (Bad file descriptor) [pid 5904] close(9) = -1 EBADF (Bad file descriptor) [pid 5904] close(10) = -1 EBADF (Bad file descriptor) [pid 5904] close(11) = -1 EBADF (Bad file descriptor) [pid 5904] close(12) = -1 EBADF (Bad file descriptor) [pid 5904] close(13) = -1 EBADF (Bad file descriptor) [pid 5904] close(14) = -1 EBADF (Bad file descriptor) [pid 5904] close(15) = -1 EBADF (Bad file descriptor) [pid 5904] close(16) = -1 EBADF (Bad file descriptor) [pid 5904] close(17) = -1 EBADF (Bad file descriptor) [pid 5904] close(18) = -1 EBADF (Bad file descriptor) [pid 5904] close(19) = -1 EBADF (Bad file descriptor) [pid 5904] close(20) = -1 EBADF (Bad file descriptor) [pid 5904] close(21) = -1 EBADF (Bad file descriptor) [pid 5904] close(22) = -1 EBADF (Bad file descriptor) [pid 5907] <... mount resumed>) = 0 [pid 5904] close(23 [pid 5905] <... close resumed>) = 0 [pid 5907] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5905] lseek(-1, 2, SEEK_DATA [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] <... openat resumed>) = 3 [pid 5905] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(24 [pid 5907] chdir("./file0" [pid 5905] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_DIRECT|O_NOATIME|O_CLOEXEC, 0777 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5904] close(25 [pid 5907] <... chdir resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5905] sendfile(-1, -1, NULL, 553647746 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(26 [pid 5907] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5905] pwrite64(-1, "", 0, 3708 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] openat(AT_FDCWD, NULL, O_RDONLY|O_EXCL|O_CLOEXEC|O_PATH [pid 5905] <... pwrite64 resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(27 [pid 5905] truncate(NULL, 7 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... truncate resumed>) = -1 EFAULT (Bad address) [pid 5904] close(28 [pid 5907] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5905] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] openat(AT_FDCWD, NULL, O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5905] <... openat resumed>) = -1 EFAULT (Bad address) [ 90.290834][ T5907] loop0: detected capacity change from 0 to 32768 [pid 5904] close(29 [pid 5907] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5905] close(3 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] memfd_create("syzkaller", 0 [pid 5905] <... close resumed>) = 0 [pid 5904] exit_group(0 [pid 5905] close(4 [pid 5904] <... exit_group resumed>) = ? [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] +++ exited with 0 +++ [pid 5905] close(5 [pid 5907] <... memfd_create resumed>) = 4 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(6 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=15 /* 0.15 s */, si_stime=37 /* 0.37 s */} --- [pid 5907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5905] close(7 [pid 5907] <... mmap resumed>) = 0x7f69b5d0e000 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(8 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(9) = -1 EBADF (Bad file descriptor) [pid 5905] close(10) = -1 EBADF (Bad file descriptor) [pid 5905] close(11 [pid 5848] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(12) = -1 EBADF (Bad file descriptor) [pid 5905] close(13) = -1 EBADF (Bad file descriptor) [pid 5905] close(14) = -1 EBADF (Bad file descriptor) [pid 5905] close(15) = -1 EBADF (Bad file descriptor) [pid 5905] close(16) = -1 EBADF (Bad file descriptor) [pid 5905] close(17) = -1 EBADF (Bad file descriptor) [pid 5905] close(18 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(19) = -1 EBADF (Bad file descriptor) [pid 5848] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] close(20 [pid 5848] <... openat resumed>) = 3 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(21) = -1 EBADF (Bad file descriptor) [pid 5905] close(22) = -1 EBADF (Bad file descriptor) [pid 5905] close(23) = -1 EBADF (Bad file descriptor) [pid 5905] close(24) = -1 EBADF (Bad file descriptor) [pid 5905] close(25) = -1 EBADF (Bad file descriptor) [pid 5905] close(26 [pid 5848] newfstatat(3, "", [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5905] close(27 [pid 5848] getdents64(3, [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] <... getdents64 resumed>0x55558af19850 /* 4 entries */, 32768) = 112 [pid 5905] close(28 [pid 5848] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(29) = -1 EBADF (Bad file descriptor) [pid 5905] exit_group(0) = ? [pid 5905] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=48 /* 0.48 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x55558af19850 /* 4 entries */, 32768) = 112 [ 90.440627][ T5849] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI [ 90.440654][ T5849] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 90.440677][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: syz-executor658 Tainted: G W 6.17.0-rc1-syzkaller-00165-gee94b00c1a64 #0 PREEMPT_{RT,(full)} [ 90.440706][ T5849] Tainted: [W]=WARN [ 90.440714][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 90.440725][ T5849] RIP: 0010:lmLogSync+0x1f1/0x9d0 [ 90.440758][ T5849] Code: 80 87 fe 4d 8d 7e d8 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 9d b3 e6 fe 4d 8b 3f 49 83 c7 30 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 81 b3 e6 fe 49 8b 3f e8 99 fa bd fe [ 90.440775][ T5849] RSP: 0000:ffffc9000473fa80 EFLAGS: 00010206 [ 90.440794][ T5849] RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff8880110d1dc0 [ 90.440809][ T5849] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.440819][ T5849] RBP: ffffc9000473fb88 R08: 0000000000000000 R09: 0000000000000000 [ 90.440832][ T5849] R10: ffffc9000473f868 R11: fffff520008e7f3a R12: 0000000000000000 [ 90.440846][ T5849] R13: ffff8880109b2800 R14: ffff8880332b8238 R15: 0000000000000030 [ 90.440860][ T5849] FS: 000055558af183c0(0000) GS:ffff8881268c5000(0000) knlGS:0000000000000000 [ 90.440877][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.440890][ T5849] CR2: 00007f69b636f000 CR3: 0000000041b96000 CR4: 00000000003526f0 [ 90.440910][ T5849] Call Trace: [ 90.440918][ T5849] [ 90.440926][ T5849] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 90.440954][ T5849] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 90.440978][ T5849] ? __pfx_lmLogSync+0x10/0x10 [ 90.441010][ T5849] ? jfs_syncpt+0x25/0x90 [ 90.441038][ T5849] jfs_syncpt+0x7b/0x90 [ 90.441065][ T5849] jfs_sync_fs+0x87/0xa0 [ 90.441088][ T5849] sync_filesystem+0xea/0x250 [ 90.441118][ T5849] generic_shutdown_super+0x6f/0x2c0 [ 90.441140][ T5849] kill_block_super+0x44/0x90 [ 90.441165][ T5849] deactivate_locked_super+0xbc/0x130 [ 90.441186][ T5849] cleanup_mnt+0x425/0x4c0 [ 90.441207][ T5849] task_work_run+0x1d1/0x260 [ 90.441227][ T5849] ? __pfx_task_work_run+0x10/0x10 [ 90.441248][ T5849] ? path_umount+0x1ea/0xb70 [ 90.441272][ T5849] ptrace_notify+0x281/0x2c0 [ 90.441296][ T5849] ? __pfx_ptrace_notify+0x10/0x10 [ 90.441320][ T5849] ? __x64_sys_umount+0x122/0x160 [ 90.441343][ T5849] ? __pfx___x64_sys_umount+0x10/0x10 [ 90.441365][ T5849] ? rcu_is_watching+0x15/0xb0 [ 90.441396][ T5849] syscall_exit_work+0xc6/0x1d0 [ 90.441424][ T5849] do_syscall_64+0x2ad/0x3b0 [ 90.441448][ T5849] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.441468][ T5849] ? clear_bhb_loop+0x60/0xb0 [ 90.441489][ T5849] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.441507][ T5849] RIP: 0033:0x7f69be95bcb7 [ 90.441523][ T5849] Code: 09 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 [ 90.441538][ T5849] RSP: 002b:00007ffd7a911e68 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 90.441558][ T5849] RAX: 0000000000000000 RBX: 0000000000015972 RCX: 00007f69be95bcb7 [ 90.441582][ T5849] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd7a911f20 [ 90.441594][ T5849] RBP: 00007ffd7a911f20 R08: 0000000000000000 R09: 0000000000000000 [ 90.441607][ T5849] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffd7a912f90 [ 90.441620][ T5849] R13: 000055558af19820 R14: 431bde82d7b634db R15: 00007ffd7a912fb0 [ 90.441641][ T5849] [ 90.441648][ T5849] Modules linked in: [ 90.441661][ T5849] ---[ end trace 0000000000000000 ]--- [ 90.441671][ T5849] RIP: 0010:lmLogSync+0x1f1/0x9d0 [ 90.441699][ T5849] Code: 80 87 fe 4d 8d 7e d8 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 9d b3 e6 fe 4d 8b 3f 49 83 c7 30 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 81 b3 e6 fe 49 8b 3f e8 99 fa bd fe [ 90.441712][ T5849] RSP: 0000:ffffc9000473fa80 EFLAGS: 00010206 [ 90.441728][ T5849] RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff8880110d1dc0 [ 90.441741][ T5849] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.441753][ T5849] RBP: ffffc9000473fb88 R08: 0000000000000000 R09: 0000000000000000 [ 90.441766][ T5849] R10: ffffc9000473f868 R11: fffff520008e7f3a R12: 0000000000000000 [ 90.441778][ T5849] R13: ffff8880109b2800 R14: ffff8880332b8238 R15: 0000000000000030 [ 90.441792][ T5849] FS: 000055558af183c0(0000) GS:ffff8881268c5000(0000) knlGS:0000000000000000 [ 90.441808][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.441833][ T5849] CR2: 00007f69b636f000 CR3: 0000000041b96000 CR4: 00000000003526f0 [ 90.441853][ T5849] Kernel panic - not syncing: Fatal exception [ 90.442009][ T5849] Kernel Offset: disabled